ASME B PVC.I I .A-2023 SECTION II MATERI ALS 2023 ASME Boiler and Pressure Vessel Code An International Code Pa r t A Fer rou s Material Sp eci fi cat i o ns (Beg in n in g to SA -4 50) Markings such as “ASME,” “ASME Standard,” or any other marking including “ASME,” ASME logos, or the ASME Single Cer�fica�on Mark shall not be used on any item that is not constructed in accordance with all of the applicable requirements of the Code or Standard. Use of the ASME Single Cer�fica�on Mark requires formal ASME cer�fica�on; if no cer�fica�on program is available, such ASME markings may not be used. (For Cer�fica�on and Accredita�on Programs, see h�ps://www.asme.org/cer�fica�on-accredita�on.) Items produced by par�es not formally possessing an ASME Cer�ficate may not be described, either explicitly or implicitly, as ASME cer�fied or approved in any code forms or other document. AN INTERNATIONAL CODE 2023 ASME Boiler & Pressure Vessel Code 2023 Edition July 1, 2023 II MATERIALS Part A Ferrous Material Specifications (Beginning to SA-450) ASME Boiler and Pressure Vessel Committee on Materials Two Park Avenue • New York, NY • 10016 USA Date of Issuance: July 1, 2023 This international code or standard was developed under procedures accredited as meeting the criteria for American National Standards and it is an American National Standard. The standards committee that approved the code or standard was balanced to ensure that individuals from competent and concerned interests had an opportunity to participate. The proposed code or standard was made available for public review and comment, which provided an opportunity for additional public input from industry, academia, regulatory agencies, and the public-at-large. ASME does not “approve,” “certify,” “rate,” or “endorse” any item, construction, proprietary device, or activity. ASME does not take any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document, and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable letters patent, nor does ASME assume any such liability. Users of a code or standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, is entirely their own responsibility. Participation by federal agency representatives or persons affiliated with industry is not to be interpreted as government or industry endorsement of this code or standard. ASME accepts responsibility for only those interpretations of this document issued in accordance with the established ASME procedures and policies, which precludes the issuance of interpretations by individuals. The endnotes and preamble in this document (if any) are part of this American National Standard. ASME Collective Membership Mark ASME Single Certification Mark “ASME” and the above ASME symbols are registered trademarks of The American Society of Mechanical Engineers. The ASTM standards included within this ASME publication have been reproduced through a license agreement with ASTM International. No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. Library of Congress Catalog Card Number: 56-3934 Adopted by the Council of The American Society of Mechanical Engineers, 1914; latest edition 2023. The American Society of Mechanical Engineers Two Park Avenue, New York, NY 10016-5990 Copyright © 2023 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All rights reserved Printed in U.S.A. TABLE OF CONTENTS List of Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Statement of Policy on the Use of the ASME Single Certification Mark and Code Authorization in Advertising Statement of Policy on the Use of ASME Marking to Identify Manufactured Items . . . . . . . . . . . . . . . . . . . . . . Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASTM Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Correspondence With the Committee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specifications Listed by Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Summary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cross-Referencing in the ASME BPVC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Statement of Policy on the Use of ASME Material Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-6/SA-6M Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet Piling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-20/SA-20M Specification for General Requirements for Steel Plates for Pressure Vessels SA-29/SA-29M Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-31 Specification for Steel Rivets and Bars for Rivets, Pressure Vessels . . . . . . . SA-36/SA-36M Specification for Carbon Structural Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-47/SA-47M Specification for Ferritic Malleable Iron Castings . . . . . . . . . . . . . . . . . . . . . . SA-53/SA-53M Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-105/SA-105M Specification for Carbon Steel Forgings for Piping Applications . . . . . . . . . . SA-106/SA-106M Specification for Seamless Carbon Steel Pipe for High-Temperature Service SA-134/SA-134M Specification for Pipe, Steel, Electric-Fusion (ARC)-Welded (Sizes NPS 16 and Over) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-135/SA-135M Specification for Electric-Resistance-Welded Steel Pipe . . . . . . . . . . . . . . . . . SA-178/SA-178M Specification for Electric-Resistance-Welded Carbon Steel and CarbonManganese Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . SA-179/SA-179M Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-181/SA-181M Specification for Carbon Steel Forgings, for General-Purpose Piping . . . . . . SA-182/SA-182M Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service . . . SA-192/SA-192M Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-193/SA-193M Specification for Alloy-Steel and Stainless Steel Bolting for High-Temperature or High Pressure Service and Other Special Purpose Applications . . . . . . SA-194/SA-194M Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-203/SA-203M Specification for Pressure Vessel Plates, Alloy Steel, Nickel . . . . . . . . . . . . . SA-204/SA-204M Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum . . . . . . . . SA-209/SA-209M Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-210/SA-210M Specification for Seamless Medium-Carbon Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-213/SA-213M Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii xi xii xiv xiv xv xxxvii xxxviii xl xli xlix l liii 1 3 67 101 119 125 129 139 163 169 179 185 195 201 205 211 229 233 247 261 265 269 273 279 SA-214/SA-214M SA-216/SA-216M SA-217/SA-217M SA-225/SA-225M SA-231/SA-231M SA-232/SA-232M SA-234/SA-234M SA-240/SA-240M SA-249/SA-249M SA-250/SA-250M SA-263 SA-264 SA-265 SA-266/SA-266M SA-268/SA-268M SA-276/SA-276M SA-278/SA-278M SA-283/SA-283M SA-285/SA-285M SA-299/SA-299M SA-302/SA-302M SA-307 SA-311/SA-311M SA-312/SA-312M SA-320/SA-320M SA-325 SA-333/SA-333M SA-334/SA-334M SA-335/SA-335M SA-336/SA-336M SA-350/SA-350M SA-351/SA-351M SA-352/SA-352M Specification for Electric-Resistance-Welded Carbon Steel Heat-Exchanger and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Carbon, Suitable for Fusion Welding for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Manganese-VanadiumNickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Chromium-Vanadium Alloy Steel Spring Wire . . . . . . . . . . Specification for Chromium-Vanadium Alloy Steel Valve Spring Quality Wire Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications . . . . . . . . . . . Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Resistance-Welded Ferritic Alloy-Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Chromium Steel-Clad Plate . . . . . . . . . . . . . . . . . . Specification for Stainless Chromium-Nickel Steel-Clad Plate . . . . . . . . . . . . Specification for Nickel and Nickel-Base Alloy-Clad Steel Plate . . . . . . . . . . Specification for Carbon Steel Forgings for Pressure Vessel Components . . Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Bars and Shapes . . . . . . . . . . . . . . . . . . . . . . Specification for Gray Iron Castings for Pressure Containing Parts for Temperatures up to 650°F (350°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Low and Intermediate Tensile Strength Carbon Steel Plates Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Silicon . Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and Manganese-Molybdenum-Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength Specification for Cold-Drawn, Stress-Relieved Carbon Steel Bars Subject to Mechanical Property Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications With Required Notch Toughness . . . . . . . . . Specification for Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic, for Pressure-Containing Parts . . . . . . Specification for Steel Castings, Ferritic and Martensitic, for PressureContaining Parts, Suitable for Low-Temperature Service . . . . . . . . . . . . . . iv 295 299 305 313 317 323 329 339 355 367 373 379 385 393 399 407 417 423 427 431 435 439 445 451 465 473 483 493 505 517 527 539 547 SA-353/SA-353M SA-354 SA-358/SA-358M SA-369/SA-369M SA-370 SA-372/SA-372M SA-376/SA-376M SA-387/SA-387M SA-395/SA-395M SA-401/SA-401M SA-403/SA-403M SA-409/SA-409M SA-414/SA-414M SA-420/SA-420M SA-423/SA-423M SA-426/SA-426M SA-437/SA-437M SA-439/SA-439M SA-449 SA-450/SA-450M SA-451/SA-451M SA-453/SA-453M SA-455/SA-455M SA-476/SA-476M SA-479/SA-479M SA-480/SA-480M SA-484/SA-484M SA-487/SA-487M SA-508/SA-508M SA-513 SA-515/SA-515M Specification for Pressure Vessel Plates, Alloy Steel, Double-Normalized and Tempered 9% Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications . Specification for Carbon and Ferritic Alloy Steel Forged and Bored Pipe for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Test Methods and Definitions for Mechanical Testing of Steel Products . . . Specification for Carbon and Alloy Steel Forgings for Thin-Walled Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Austenitic Steel Pipe for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, ChromiumMolybdenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Ferritic Ductile Iron Pressure-Retaining Castings for Use at Elevated Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Wire, Chromium-Silicon Alloy . . . . . . . . . . . . . . . . . . . Specification for Wrought Austenitic Stainless Steel Piping Fittings . . . . . . . Specification for Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy for Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Electric-Welded Low-Alloy Steel Tubes . . . . Specification for Centrifugally Cast Ferritic Alloy Steel Pipe for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless and Alloy-Steel Turbine-Type Bolting Specially Heat Treated for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . Specification for Austenitic Ductile Iron Castings . . . . . . . . . . . . . . . . . . . . . . Specification for Hex Cap Screws, Bolts and Studs, Steel, Heat Treated, 120/ 105/90 ksi Minimum Tensile Strength, General Use . . . . . . . . . . . . . . . . . Specification for General Requirements for Carbon and Low Alloy Steel Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Austenitic Steel Pipe for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for High-Temperature Bolting, With Expansion Coefficients Comparable to Austenitic Stainless Steels . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, High-Strength Manganese . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Ductile Iron Castings for Paper Mill Dryer Rolls . . . . . . . . Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings Suitable for Pressure Service . . . . . . . . . . . . Specification for Quenched and Tempered Vacuum-Treated Carbon and Alloy Steel Forgings for Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v 553 557 565 575 581 631 637 645 651 665 671 683 691 697 705 709 715 719 727 735 747 753 761 765 773 783 809 823 831 841 867 SA-516/SA-516M SA-517/SA-517M SA-522/SA-522M SA-524/SA-524M SA-530/SA-530M SA-533/SA-533M SA-537/SA-537M SA-540/SA-540M SA-541/SA-541M SA-542/SA-542M SA-543/SA-543M SA-553/SA-553M SA-556/SA-556M SA-557/SA-557M SA-562/SA-562M SA-563 SA-564/SA-564M SA-568/SA-568M SA-572/SA-572M SA-574 SA-587 SA-592/SA-592M SA-609/SA-609M SA-612/SA-612M SA-638/SA-638M SA-645/SA-645M SA-649/SA-649M SA-656/SA-656M SA-660 Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Tempered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Forged or Rolled 8 and 9% Nickel Alloy Steel Flanges, Fittings, Valves, and Parts for Low-Temperature Service . . . . . . . . . . . . . . . . Specification for Seamless Carbon Steel Pipe for Atmospheric and Lower Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered, Manganese-Molybdenum and Manganese-Molybdenum-Nickel . . . . . . . . Specification for Pressure Vessel Plates, Heat-Treated, Carbon-ManganeseSilicon Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy-Steel Bolting for Special Applications . . . . . . . . . . . . Specification for Quenched and Tempered Carbon and Alloy Steel Forgings for Pressure Vessel Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Quenchedand-Tempered, Chromium-Molybdenum, and Chromium-MolybdenumVanadium . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered, Nickel-Chromium-Molybdenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 7, 8, and 9% Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Resistance-Welded Carbon Steel Feedwater Heater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Titanium for Glass or Diffused Metallic Coatings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Nuts . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel, Sheet, Carbon, Structural, and High-Strength, LowAlloy, Hot-Rolled and Cold-Rolled, General Requirements for . . . . . . . . . . Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy Steel Socket-Head Cap Screws . . . . . . . . . . . . . . . . . . Specification for Electric-Resistance-Welded Low-Carbon Steel Pipe for the Chemical Industry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for High-Strength Quenched and Tempered Low-Alloy Steel Forged Fittings and Parts for Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Carbon, Low-Alloy, and Martensitic Stainless Steel, Ultrasonic Examination Thereof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, High Strength, for Moderate and Lower Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, 5% and 51/2% Nickel Alloy Steels, Specially Heat Treated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Forged Steel Rolls, Used for Corrugating Paper Machinery Specification for Hot-Rolled Structural Steel, High-Strength Low-Alloy Plate With Improved Formability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Carbon Steel Pipe for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi 871 875 879 885 893 903 907 911 919 929 935 939 943 951 953 957 969 981 1017 1021 1031 1037 1041 1055 1059 1065 1069 1075 1079 SA-662/SA-662M SA-666 SA-667/SA-667M SA-671/SA-671M SA-672/SA-672M SA-675/SA-675M SA-688/SA-688M SA-691/SA-691M SA-693 SA-696 SA-703/SA-703M SA-705/SA-705M SA-723/SA-723M SA-724/SA-724M SA-727/SA-727M SA-731/SA-731M SA-736/SA-736M SA-737/SA-737M SA-738/SA-738M SA-739 SA-747/SA-747M SA-748/SA-748M SA-749/SA-749M SA-751 SA-765/SA-765M SA-770/SA-770M SA-781/SA-781M SA-788/SA-788M SA-789/SA-789M SA-790/SA-790M Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Dual Metal (Gray and White Cast Iron) Cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanical Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures . . . . . . . . . . . . . . . . . . . . . . . Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping Components . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, General Requirements, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Age-Hardening Stainless Steel Forgings . . . . . . . . . . . . . . . Specification for Alloy Steel Forgings for High-Strength Pressure Component Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, Quenched and Tempered, for Welded Pressure Vessels . . . . . . . . . . . . . . . Specification for Carbon Steel Forgings for Piping Components with Inherent Notch Toughness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Low-Carbon Age-Hardening NickelCopper-Chromium-Molybdenum-Columbium (Niobium) Alloy Steel . . . . Specification for Pressure Vessel Plates, High-Strength Low-Alloy Steel . . . Specification for Pressure Vessel Plates, Heat-Treated, Carbon-ManganeseSilicon Steel, for Moderate and Lower Temperature Service . . . . . . . . . . . Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Stainless, Precipitation Hardening . . . . . . . Specification for Statically Cast Chilled White Iron-Gray Iron Dual Metal Rolls for Pressure Vessel Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel, Strip, Carbon and High-Strength, Low-Alloy, Hot-Rolled, General Requirements for . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Test Methods and Practices for Chemical Analysis of Steel Products . . . . . . Specification for Carbon Steel and Low-Alloy Steel Pressure-VesselComponent Forgings With Mandatory Toughness Requirements . . . . . . . Specification for Through-Thickness Tension Testing of Steel Plates for Special Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Steel and Alloy, Common Requirements, for General Industrial Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Forgings, General Requirements . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii 1085 1089 1101 1105 1113 1121 1127 1137 1145 1155 1159 1173 1183 1189 1195 1201 1203 1207 1211 1217 1221 1227 1231 1243 1249 1255 1261 1281 1295 1301 SA-803/SA-803M SA-813/SA-813M SA-814/SA-814M SA-815/SA-815M SA-832/SA-832M SA-834 SA-836/SA-836M SA-841/SA-841M SA-874/SA-874M SA-905 SA-941 SA-960/SA-960M SA-961/SA-961M SA-962/SA-962M SA-965/SA-965M SA-985/SA-985M SA-988/SA-988M SA-989/SA-989M SA-995/SA-995M SA-999/SA-999M SA-1008/SA-1008M SA-1010/SA-1010M SA-1011/SA-1011M SA-1016/SA-1016M SA-1017/SA-1017M SA-1058 SF-568M SA/AS 1548 SA/CSA-G40.21 SA/EN 10025-2 SA/EN 10028-2 SA/EN 10028-3 SA/EN 10028-4 Specification for Seamless and Welded Ferritic Stainless Steel Feedwater Heater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe . Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe . . . . Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, ChromiumMolybdenum-Vanadium . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Iron Castings for General Industrial Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Titanium-Stabilized Carbon Steel Forgings for Glass-Lined Piping and Pressure Vessel Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Plates for Pressure Vessels, Produced by ThermoMechanical Control Process (TMCP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Ferritic Ductile Iron Castings Suitable for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Wire, Pressure Vessel Winding . . . . . . . . . . . . . . . . . . Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Wrought Steel Piping Fittings Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Bolting Intended for Use at any Temperature From Cryogenic to the Creep Range . . . . . . . . . . . . . . . . . . . Specification for Steel Forgings, Austenitic, for Pressure and HighTemperature Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Investment Castings General Requirements, for Pressure-Containing Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service . . . . . . . . . . . . . . . . . . . . . Specification for Hot Isostatically-Pressed Alloy Steel Flanges, Fittings, Valves, and Parts for High Temperature Service . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for Pressure-Containing Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Alloy and Stainless Steel Pipe . Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy With Improved Formability . . . Specification for Higher-Strength Martensitic Stainless Steel Plate, Sheet, and Strip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, HighStrength Low-Alloy, High-Strength Low-Alloy With Improved Formability, and Ultra-High-Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy-Steel, ChromiumMolybdenum-Tungsten . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Test Methods for Mechanical Testing of Steel Products—Metric . . . . . . . . . Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Fine Grained, Weldable Steel Plates for Pressure Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Structural Quality Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot Rolled Products of Structural Steels . . . . . . . . . . . . . . . Specification for Flat Products Made of Steels for Pressure Purposes . . . . . Specification for Flat Products Made of Steels For Pressure Purposes . . . . Specification for Flat Products Made of Steels For Pressure Purposes . . . . viii 1311 1319 1329 1337 1345 1351 1357 1361 1371 1375 1381 1391 1403 1413 1427 1435 1457 1471 1481 1487 1499 1509 1513 1523 1535 1539 1551 1563 1565 1567 1571 1575 1577 SA/EN 10028-7 SA/EN 10088-2 SA/EN 10088-3 SA/EN 10216-2 SA/EN 10217-1 SA/EN 10222-2 SA/GB 713 SA/IS 2062 SA/JIS G3118 Specification for Flat Products Made of Steels for Pressure Purposes . . . . . Specification for Stainless Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Steel Tubes for Pressure Purposes . . . . . . . . . . . Specification for Welded Steel Tubes for Pressure Purposes . . . . . . . . . . . . Specification for Steel Forgings for Pressure Purposes . . . . . . . . . . . . . . . . . Specification for Steel Plates for Boilers and Pressure Vessels . . . . . . . . . . . Specification for Hot Rolled Medium and High Tensile Structural Steel . . . Specification for Carbon Steel Plates for Pressure Vessels for Intermediate and Moderate Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Bars . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Heavy-Walled Ferritic Spheroidal Graphite Iron Castings for Low Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1605 Mandatory Appendix I Standard Units for Use in Equations 1607 Mandatory Appendix II II-100 II-200 II-300 II-400 Framework of ASME Material Specifications . . . . . . . . . . . General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Source Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Permissibility of Superseded Editions for ASME Construction Structure of ASME Material Specifications . . . . . . . . . . . . . . . . . . . . . 1608 1608 1608 1608 1608 Mandatory Appendix III III-100 III-200 Guidelines on Multiple Marking of Materials . . . . . . . . . . . . . . . . . . . . . . . Background . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1622 1622 1622 Mandatory Appendix IV IV-100 IV-200 IV-300 IV-400 IV-500 IV-600 IV-700 IV-800 IV-900 IV-1000 IV-1100 IV-1200 IV-1300 IV-1400 IV-1500 IV-1600 IV-1700 IV-1800 IV-1900 IV-2000 IV-2100 Guidelines on the Approval of New Materials Under the ASME Boiler and Pressure Vessel Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Code Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Chemical Composition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Metallurgical Structure and Heat Treatment . . . . . . . . . . . . . . . . . . . . . . . . . . Mechanical Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Definitions for Data Collection Purposes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Required Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time-Independent Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time-Dependent Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Low-Temperature Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Toughness Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Stress–Strain Curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fatigue Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Physical Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Data Requirements for Welds, Weldments, and Weldability . . . . . . . . . . . . . Long-Term Properties Stability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Requests for Additional Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . New Materials Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Requirements for Recognized National or International Specifications . . . . Publication of Recognized National or International Specifications . . . . . . . CEN Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1624 1624 1624 1626 1626 1626 1626 1626 1627 1627 1629 1629 1629 1629 1629 1630 1630 1632 1632 1632 1632 1632 Nonmandatory Appendix A Sources of Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1634 SA/JIS G4303 SA/JIS G5504 ix .............................. .. .. .. . .. .. .. .. .. .. . . . . . .. .. .. .. .. . . . . . .. .. .. .. .. . . . . . 1581 1583 1585 1589 1591 1593 1595 1597 1599 1603 TABLES I-1 II-200-1 II-200-2 IV-100-1 IV-800-1 IV-1500-1 FIGURES II-400-1 Standard Units for Use in Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Material Specifications Acceptable for ASME Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Material Specifications Acceptable for ASME Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hot Isostatically Pressed Component Requirements for Austenitic Stainless Steels, Austenitic– Ferritic (Duplex) Stainless Steels, Martensitic Stainless Steels, Ferritic Steels, and Nickel Alloys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASTM Test Methods and Units for Reporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Example of a Comparison of Allowable Stresses of Base Metals With Compositions Similar to Those of Selected Welding Consumables and the Proposed New Base Metal . . . . . . . . . . . . . Illustrative Table of ASME Material Specifications (for II-400 Explanation Purposes Only) . . . . . x 1607 1610 1619 1625 1628 1631 1621 LIST OF SECTIONS SECTIONS I Rules for Construction of Power Boilers II Materials • Part A — Ferrous Material Specifications • Part B — Nonferrous Material Specifications • Part C — Specifications for Welding Rods, Electrodes, and Filler Metals • Part D — Properties (Customary) • Part D — Properties (Metric) III Rules for Construction of Nuclear Facility Components • Subsection NCA — General Requirements for Division 1 and Division 2 • Appendices • Division 1 – Subsection NB — Class 1 Components – Subsection NCD — Class 2 and Class 3 Components – Subsection NE — Class MC Components – Subsection NF — Supports – Subsection NG — Core Support Structures • Division 2 — Code for Concrete Containments • Division 3 — Containment Systems for Transportation and Storage of Spent Nuclear Fuel and High-Level Radioactive Material • Division 4 — Fusion Energy Devices • Division 5 — High Temperature Reactors IV Rules for Construction of Heating Boilers V Nondestructive Examination VI Recommended Rules for the Care and Operation of Heating Boilers VII Recommended Guidelines for the Care of Power Boilers VIII Rules for Construction of Pressure Vessels • Division 1 • Division 2 — Alternative Rules • Division 3 — Alternative Rules for Construction of High Pressure Vessels IX Welding, Brazing, and Fusing Qualifications X Fiber-Reinforced Plastic Pressure Vessels XI Rules for Inservice Inspection of Nuclear Reactor Facility Components • Division 1 — Rules for Inspection and Testing of Components of Light-Water-Cooled Plants • Division 2 — Requirements for Reliability and Integrity Management (RIM) Programs for Nuclear Reactor Facilities XII Rules for Construction and Continued Service of Transport Tanks XIII Rules for Overpressure Protection xi ð23Þ FOREWORD* In 1911, The American Society of Mechanical Engineers established the Boiler and Pressure Vessel Committee to formulate standard rules for the construction of steam boilers and other pressure vessels. In 2009, the Boiler and Pressure Vessel Committee was superseded by the following committees: (a) Committee on Power Boilers (I) (b) Committee on Materials (II) (c) Committee on Construction of Nuclear Facility Components (III) (d) Committee on Heating Boilers (IV) (e) Committee on Nondestructive Examination (V) (f) Committee on Pressure Vessels (VIII) (g) Committee on Welding, Brazing, and Fusing (IX) (h) Committee on Fiber-Reinforced Plastic Pressure Vessels (X) (i) Committee on Nuclear Inservice Inspection (XI) (j) Committee on Transport Tanks (XII) (k) Committee on Overpressure Protection (XIII) (l) Technical Oversight Management Committee (TOMC) Where reference is made to “the Committee” in this Foreword, each of these committees is included individually and collectively. The Committee’s function is to establish rules of safety relating only to pressure integrity, which govern the construction** of boilers, pressure vessels, transport tanks, and nuclear components, and the inservice inspection of nuclear components and transport tanks. The Committee also interprets these rules when questions arise regarding their intent. The technical consistency of the Sections of the Code and coordination of standards development activities of the Committees is supported and guided by the Technical Oversight Management Committee. This Code does not address other safety issues relating to the construction of boilers, pressure vessels, transport tanks, or nuclear components, or the inservice inspection of nuclear components or transport tanks. Users of the Code should refer to the pertinent codes, standards, laws, regulations, or other relevant documents for safety issues other than those relating to pressure integrity. Except for Sections XI and XII, and with a few other exceptions, the rules do not, of practical necessity, reflect the likelihood and consequences of deterioration in service related to specific service fluids or external operating environments. In formulating the rules, the Committee considers the needs of users, manufacturers, and inspectors of pressure vessels. The objective of the rules is to afford reasonably certain protection of life and property, and to provide a margin for deterioration in service to give a reasonably long, safe period of usefulness. Advancements in design and materials and evidence of experience have been recognized. This Code contains mandatory requirements, specific prohibitions, and nonmandatory guidance for construction activities and inservice inspection and testing activities. The Code does not address all aspects of these activities and those aspects that are not specifically addressed should not be considered prohibited. The Code is not a handbook and cannot replace education, experience, and the use of engineering judgment. The phrase engineering judgment refers to technical judgments made by knowledgeable engineers experienced in the application of the Code. Engineering judgments must be consistent with Code philosophy, and such judgments must never be used to overrule mandatory requirements or specific prohibitions of the Code. The Committee recognizes that tools and techniques used for design and analysis change as technology progresses and expects engineers to use good judgment in the application of these tools. The designer is responsible for complying with Code rules and demonstrating compliance with Code equations when such equations are mandatory. The Code neither requires nor prohibits the use of computers for the design or analysis of components constructed to the * The information contained in this Foreword is not part of this American National Standard (ANS) and has not been processed in accordance with ANSI's requirements for an ANS. Therefore, this Foreword may contain material that has not been subjected to public review or a consensus process. In addition, it does not contain requirements necessary for conformance to the Code. ** Construction, as used in this Foreword, is an all-inclusive term comprising materials, design, fabrication, examination, inspection, testing, certification, and overpressure protection. xii requirements of the Code. However, designers and engineers using computer programs for design or analysis are cautioned that they are responsible for all technical assumptions inherent in the programs they use and the application of these programs to their design. The rules established by the Committee are not to be interpreted as approving, recommending, or endorsing any proprietary or specific design, or as limiting in any way the manufacturer’s freedom to choose any method of design or any form of construction that conforms to the Code rules. The Committee meets regularly to consider revisions of the rules, new rules as dictated by technological development, Code Cases, and requests for interpretations. Only the Committee has the authority to provide official interpretations of this Code. Requests for revisions, new rules, Code Cases, or interpretations shall be addressed to the Secretary in writing and shall give full particulars in order to receive consideration and action (see Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees). Proposed revisions to the Code resulting from inquiries will be presented to the Committee for appropriate action. The action of the Committee becomes effective only after confirmation by ballot of the Committee and approval by ASME. Proposed revisions to the Code approved by the Committee are submitted to the American National Standards Institute (ANSI) and published at http://go.asme.org/BPVCPublicReview to invite comments from all interested persons. After public review and final approval by ASME, revisions are published at regular intervals in Editions of the Code. The Committee does not rule on whether a component shall or shall not be constructed to the provisions of the Code. The scope of each Section has been established to identify the components and parameters considered by the Committee in formulating the Code rules. Questions or issues regarding compliance of a specific component with the Code rules are to be directed to the ASME Certificate Holder (Manufacturer). Inquiries concerning the interpretation of the Code are to be directed to the Committee. ASME is to be notified should questions arise concerning improper use of the ASME Single Certification Mark. When required by context in this Section, the singular shall be interpreted as the plural, and vice versa, and the feminine, masculine, or neuter gender shall be treated as such other gender as appropriate. The words “shall,” “should,” and “may” are used in this Standard as follows: – Shall is used to denote a requirement. – Should is used to denote a recommendation. – May is used to denote permission, neither a requirement nor a recommendation. xiii STATEMENT OF POLICY ON THE USE OF THE ASME SINGLE CERTIFICATION MARK AND CODE AUTHORIZATION IN ADVERTISING ASME has established procedures to authorize qualified organizations to perform various activities in accordance with the requirements of the ASME Boiler and Pressure Vessel Code. It is the aim of the Society to provide recognition of organizations so authorized. An organization holding authorization to perform various activities in accordance with the requirements of the Code may state this capability in its advertising literature. Organizations that are authorized to use the ASME Single Certification Mark for marking items or constructions that have been constructed and inspected in compliance with the ASME Boiler and Pressure Vessel Code are issued Certificates of Authorization. It is the aim of the Society to maintain the standing of the ASME Single Certification Mark for the benefit of the users, the enforcement jurisdictions, and the holders of the ASME Single Certification Mark who comply with all requirements. Based on these objectives, the following policy has been established on the usage in advertising of facsimiles of the ASME Single Certification Mark, Certificates of Authorization, and reference to Code construction. The American Society of Mechanical Engineers does not “approve,” “certify,” “rate,” or “endorse” any item, construction, or activity and there shall be no statements or implications that might so indicate. An organization holding the ASME Single Certification Mark and/or a Certificate of Authorization may state in advertising literature that items, constructions, or activities “are built (produced or performed) or activities conducted in accordance with the requirements of the ASME Boiler and Pressure Vessel Code,” or “meet the requirements of the ASME Boiler and Pressure Vessel Code.”An ASME corporate logo shall not be used by any organization other than ASME. The ASME Single Certification Mark shall be used only for stamping and nameplates as specifically provided in the Code. However, facsimiles may be used for the purpose of fostering the use of such construction. Such usage may be by an association or a society, or by a holder of the ASME Single Certification Mark who may also use the facsimile in advertising to show that clearly specified items will carry the ASME Single Certification Mark. STATEMENT OF POLICY ON THE USE OF ASME MARKING TO IDENTIFY MANUFACTURED ITEMS The ASME Boiler and Pressure Vessel Code provides rules for the construction of boilers, pressure vessels, and nuclear components. This includes requirements for materials, design, fabrication, examination, inspection, and stamping. Items constructed in accordance with all of the applicable rules of the Code are identified with the ASME Single Certification Mark described in the governing Section of the Code. Markings such as “ASME,” “ASME Standard,” or any other marking including “ASME” or the ASME Single Certification Mark shall not be used on any item that is not constructed in accordance with all of the applicable requirements of the Code. Items shall not be described on ASME Data Report Forms nor on similar forms referring to ASME that tend to imply that all Code requirements have been met when, in fact, they have not been. Data Report Forms covering items not fully complying with ASME requirements should not refer to ASME or they should clearly identify all exceptions to the ASME requirements. xiv PERSONNEL ASME Boiler and Pressure Vessel Standards Committees, Subgroups, and Working Groups January 1, 2023 ADMINISTRATIVE COMMITTEE TECHNICAL OVERSIGHT MANAGEMENT COMMITTEE (TOMC) R. E. McLaughlin, Chair N. A. Finney, Vice Chair S. J. Rossi, Staff Secretary G. Aurioles, Sr. R. W. Barnes T. L. Bedeaux C. Brown D. B. DeMichael R. P. Deubler J. G. Feldstein G. W. Galanes J. A. Hall T. E. Hansen G. W. Hembree R. B. Keating B. Linnemann R. E. McLaughlin, Chair N. A. Finney, Vice Chair S. J. Rossi, Staff Secretary J. Cameron R. B. Keating B. Linnemann B. K. Nutter W. M. Lundy D. I. Morris T. P. Pastor M. D. Rana S. C. Roberts F. J. Schaaf, Jr. G. Scribner W. J. Sperko D. Srnic R. W. Swayne J. Vattappilly M. Wadkinson B. K. Nutter, Ex-Officio Member M. J. Pischke, Ex-Officio Member J. F. Henry, Honorary Member M. J. Pischke M. D. Rana S. C. Roberts R. R. Stevenson R. W. Swayne M. Wadkinson MARINE CONFERENCE GROUP J. Oh, Staff Secretary J. G. Hungerbuhler, Jr. G. Nair H. N. Patel N. Prokopuk J. D. Reynolds Subgroup on Research and Development (TOMC) S. C. Roberts, Chair S. J. Rossi, Staff Secretary R. W. Barnes N. A. Finney W. Hoffelner R. B. Keating R. E. McLaughlin T. P. Pastor D. Andrei, Contributing Member CONFERENCE COMMITTEE R. D. Troutt — Texas, Chair J. T. Amato — Ohio, Secretary W. Anderson — Mississippi R. Becker — Colorado T. D. Boggs — Missouri R. A. Boillard — Indiana D. P. Brockerville — Newfoundland and Labrador, Canada R. J. Bunte — Iowa J. H. Burpee — Maine M. Carlson — Washington T. G. Clark — Oregon B. J. Crawford — Georgia E. L. Creaser — New Brunswick, Canada J. J. Dacanay — Hawaii R. DeLury — Manitoba, Canada A. Denham — Michigan C. Dinic — Ontario, Canada D. A. Ehler — Nova Scotia, Canada S. D. Frazier — Washington T. J. Granneman II — Oklahoma S. Harder — Arizona M. L. Jordan — Kentucky R. Kamboj — British Columbia, Canada E. Kawa — Massachusetts A. Khssassi — Quebec, Canada D. Kinney — North Carolina K. S. Lane — Alaska Subgroup on Strategic Initiatives (TOMC) N. A. Finney, Chair S. J. Rossi, Staff Secretary R. W. Barnes T. L. Bedeaux G. W. Hembree M. H. Jawad R. B. Keating R. E. McLaughlin T. P. Pastor S. C. Roberts Task Group on Remote Inspection and Examination (SI-TOMC) S. C. Roberts, Chair P. J. Coco N. A. Finney S. A. Marks R. Rockwood C. Stevens M. Tannenbaum J. Cameron, Alternate A. Byk, Contributing Member J. Pang, Contributing Member S. J. Rossi, Contributing Member C. A. Sanna, Contributing Member Special Working Group on High Temperature Technology (TOMC) D. Dewees, Chair F. W. Brust T. D. Burchell P. R. Donavin B. F. Hantz R. I. Jetter P. Smith xv J. LeSage, Jr. — Louisiana A. M. Lorimor — South Dakota M. Mailman — Northwest Territories, Canada W. McGivney — City of New York, New York S. F. Noonan — Maryland C. L. O’Guin — Tennessee B. S. Oliver — New Hampshire J. L. Oliver — Nevada P. B. Polick — Illinois J. F. Porcella — West Virginia B. Ricks — Montana W. J. Ross — Pennsylvania M. H. Sansone — New York T. S. Seime — North Dakota C. S. Selinger — Saskatchewan, Canada J. E. Sharier — Ohio R. Spiker — North Carolina D. Srnic — Alberta, Canada D. J. Stenrose — Michigan R. J. Stimson II — Kansas R. K. Sturm — Utah D. K. Sullivan — Arkansas J. Taveras — Rhode Island G. Teel — California D. M. Warburton — Florida M. Washington — New Jersey E. Wiggins — Alabama ð23Þ Subgroup on General Requirements and Piping (BPV I) INTERNATIONAL INTEREST REVIEW GROUP V. Felix Y.-G. Kim S. H. Leong W. Lin O. F. Manafa D. E. Tompkins, Chair M. Wadkinson, Vice Chair M. Lemmons, Secretary R. Antoniuk T. E. Hansen M. Ishikawa R. E. McLaughlin L. Moedinger C. Minu Y.-W. Park A. R. Reynaga Nogales P. Williamson B. J. Mollitor Y. Oishi E. M. Ortman D. E. Tuttle J. Vattappilly R. V. Wielgoszinski W. L. Lowry, Contributing Member COMMITTEE ON POWER BOILERS (BPV I) R. E. McLaughlin, Chair E. M. Ortman, Vice Chair U. D’Urso, Staff Secretary D. I. Anderson J. L. Arnold K. K. Coleman J. G. Feldstein S. Fincher G. W. Galanes T. E. Hansen J. S. Hunter M. Ishikawa M. Lemmons L. Moedinger Y. Oishi M. Ortolani A. Spangenberg D. E. Tompkins D. E. Tuttle J. Vattappilly M. Wadkinson R. V. Wielgoszinski F. Zeller H. Michael, Delegate D. L. Berger, Honorary Member P. D. Edwards, Honorary Member D. N. French, Honorary Member J. Hainsworth, Honorary Member J. F. Henry, Honorary Member W. L. Lowry, Honorary Member J. R. MacKay, Honorary Member P. A. Molvie, Honorary Member J. T. Pillow, Honorary Member B. W. Roberts, Honorary Member R. D. Schueler, Jr., Honorary Member J. M. Tanzosh, Honorary Member R. L. Williams, Honorary Member L. W. Yoder, Honorary Member Subgroup on Locomotive Boilers (BPV I) J. R. Braun, Chair S. M. Butler, Secretary G. W. Galanes D. W. Griner M. A. Janssen S. A. Lee L. Moedinger G. M. Ray M. W. Westland Subgroup on Materials (BPV I) K. K. Coleman, Chair K. Hayes, Vice Chair M. Lewis, Secretary S. H. Bowes G. W. Galanes P. F. Gilston J. S. Hunter E. Liebl F. Masuyama L. S. Nicol M. Ortolani D. W. Rahoi F. Zeller B. W. Roberts, Contributing Member J. M. Tanzosh, Contributing Member Executive Committee (BPV I) E. M. Ortman, Chair R. E. McLaughlin, Vice Chair D. I. Anderson J. L. Arnold J. R. Braun K. K. Coleman H. Dalal T. Dhanraj U. D’Urso P. F. Gilston K. Hayes P. Jennings A. Spangenberg D. E. Tompkins M. Wadkinson Subgroup on Solar Boilers (BPV I) P. Jennings, Chair R. E. Hearne, Secretary S. Fincher J. S. Hunter P. Swarnkar Task Group on Modernization (BPV I) D. I. Anderson, Chair U. D’Urso, Staff Secretary J. L. Arnold D. Dewees G. W. Galanes J. P. Glaspie Subgroup on Design (BPV I) D. I. Anderson, Chair L. S. Tsai, Secretary P. Becker L. Krupp C. T. McDaris N. S. Ranck J. Vattappilly M. Wadkinson D. Dewees, Contributing Member J. P. Glaspie, Contributing Member T. E. Hansen R. E. McLaughlin E. M. Ortman D. E. Tuttle J. Vattappilly Germany International Working Group (BPV I) A. Spangenberg, Chair P. Chavdarov, Secretary B. Daume J. Fleischfresser C. Jaekel R. Kauer D. Koelbl S. Krebs T. Ludwig Subgroup on Fabrication and Examination (BPV I) J. L. Arnold, Chair P. F. Gilston, Vice Chair P. Becker, Secretary K. K. Coleman S. Fincher G. W. Galanes T. E. Hansen P. Jennings M. Lewis C. T. McDaris R. E. McLaughlin R. J. Newell Y. Oishi R. V. Wielgoszinski xvi R. A. Meyers H. Michael F. Miunske M. Sykora R. Helmholdt, Contributing Member J. Henrichsmeyer, Contributing Member B. Müller, Contributing Member India International Working Group (BPV I) H. Dalal, Chair T. Dhanraj, Vice Chair K. Thanupillai, Secretary P. Brahma S. Chakrabarti A. Hantodkar A. J. Patil Subgroup on International Material Specifications (BPV II) S. Purkait M. G. Rao G. U. Shanker D. K. Shrivastava K. Singha R. Sundararaj S. Venkataramana M. Ishikawa, Chair P. Chavdarov, Vice Chair A. Chaudouet H. Chen A. F. Garbolevsky D. O. Henry W. M. Lundy COMMITTEE ON MATERIALS (BPV II) J. Cameron, Chair G. W. Galanes, Vice Chair C. E. Rodrigues, Staff Secretary A. Appleton P. Chavdarov K. K. Coleman D. W. Gandy J. F. Grubb J. A. Hall D. O. Henry K. M. Hottle M. Ishikawa K. Kimura M. Kowalczyk D. L. Kurle F. Masuyama S. Neilsen L. S. Nicol M. Ortolani F. Zeller C. Zhou O. Oldani, Delegate H. Lorenz, Contributing Member T. F. Miskell, Contributing Member E. Upitis, Contributing Member Subgroup on Nonferrous Alloys (BPV II) D. W. Rahoi W. Ren E. Shapiro R. C. Sutherlin F. Zeller O. Oldani, Delegate A. Chaudouet, Contributing Member J. D. Fritz, Contributing Member W. Hoffelner, Contributing Member K. E. Orie, Contributing Member D. T. Peters, Contributing Member B. W. Roberts, Contributing Member J. M. Tanzosh, Contributing Member E. Upitis, Contributing Member R. G. Young, Contributing Member E. Shapiro, Chair W. MacDonald, Vice Chair J. Robertson, Secretary R. M. Beldyk J. M. Downs J. F. Grubb J. A. Hall D. Maitra J. A. McMaster D. W. Rahoi W. Ren R. C. Sutherlin R. Wright S. Yem D. B. Denis, Contributing Member D. T. Peters, Contributing Member Subgroup on Physical Properties (BPV II) P. K. Rai, Chair S. Neilsen, Vice Chair G. Aurioles, Sr. D. Chandiramani P. Chavdarov H. Eshraghi J. F. Grubb B. F. Hantz R. D. Jones P. K. Lam D. W. Rahoi E. Shapiro D. K. Verma S. Yem D. B. Denis, Contributing Member Executive Committee (BPV II) J. Cameron, Chair C. E. Rodrigues, Staff Secretary A. Appleton K. K. Coleman G. W. Galanes J. F. Grubb S. Guzey W. Hoffelner Subgroup on Strength, Ferrous Alloys (BPV II) M. Ishikawa M. Ortolani, Chair L. S. Nicol, Secretary G. W. Galanes J. A. Hall M. Ishikawa S. W. Knowles F. Masuyama M. Ortolani P. K. Rai J. Robertson E. Shapiro M. Osterfoss D. W. Rahoi S. Rosinski M. Ueyama F. Zeller F. Abe, Contributing Member R. G. Young, Contributing Member Subgroup on External Pressure (BPV II) S. Guzey, Chair E. Alexis, Vice Chair J. A. A. Morrow, Secretary L. F. Campbell H. Chen D. S. Griffin J. F. Grubb M. H. Jawad Subgroup on Strength of Weldments (BPV II & BPV IX) S. Krishnamurthy K. K. Coleman, Chair K. L. Hayes, Vice Chair S. H. Bowes, Secretary M. Denault G. W. Galanes D. W. Gandy M. Ghahremani W. F. Newell, Jr. D. L. Kurle R. W. Mikitka P. K. Rai M. Wadkinson J. Penso D. W. Rahoi W. J. Sperko J. P. Swezy, Jr. M. Ueyama P. D. Flenner, Contributing Member B. W. Roberts, Contributing Member Subgroup on Ferrous Specifications (BPV II) A. Appleton, Chair K. M. Hottle, Vice Chair C. Hyde, Secretary D. Amire-Brahimi G. Cuccio O. Elkadim D. Fialkowski J. F. Grubb D. S. Janikowski Y.-J. Kim S. G. Lee W. C. Mack J. Nickel K. E. Orie D. Poweleit E. Upitis L. Watzke J. D. Fritz, Contributing Member C. Meloy, Contributing Member Working Group on Materials Database (BPV II) W. Hoffelner, Chair C. E. Rodrigues, Staff Secretary F. Abe W. MacDonald R. C. Sutherlin D. Andrei, Contributing Member J. L. Arnold, Contributing Member xvii J. Cameron, Contributing Member J. F. Grubb, Contributing Member D. T. Peters, Contributing Member W. Ren, Contributing Member B. W. Roberts, Contributing Member E. Shapiro, Contributing Member Executive Committee (BPV III) Working Group on Creep Strength Enhanced Ferritic Steels (BPV II) M. Ortolani, Chair G. W. Galanes, Vice Chair P. Becker, Secretary S. H. Bowes K. K. Coleman K. Kimura M. Lang S. Luke F. Masuyama T. Melfi R. B. Keating, Chair A. Maslowski, Secretary T. M. Adams P. R. Donavin J. V. Gardiner J. Grimm D. W. Lewis W. F. Newell, Jr. J. J. Sanchez-Hanton J. A. Siefert W. J. Sperko F. Zeller F. Abe, Contributing Member P. D. Flenner, Contributing Member J. M. Tanzosh, Contributing Member K. A. Manoly D. E. Matthews S. McKillop J. McLean T.-L. Sham W. K. Sowder, Jr. K. A. Kavanagh, Alternate Argentina International Working Group (BPV III) Working Group on Data Analysis (BPV II) J. F. Grubb, Chair W. Ren, Vice Chair K. Kimura F. Masuyama S. Neilsen M. Ortolani M. J. Swindeman M. F. Liendo, Chair J. Fernández, Vice Chair O. Martinez, Staff Secretary O. A. Verastegui, Secretary E. H. Aldaz G. O. Anteri A. P. Antipasti D. O. Bordato G. Bourguigne M. Brusa A. Claus R. G. Cocco F. Abe, Contributing Member W. Hoffelner, Contributing Member W. C. Mack, Contributing Member D. T. Peters, Contributing Member B. W. Roberts, Contributing Member China International Working Group (BPV II) T. Xu, Secretary W. Cai W. Fang Q. C. Feng S. Huo F. Kong H. Leng Hli Li Hongbin Li J. Li S. Liu Z. Rongcan S. Tan C. Wang Jinguang Wang Jiongxiang Wang Q.-J. Wang X. Wang H.-C. Yang J. Yang L. Yin H. Zhang X.-H. Zhang Y. Zhang China International Working Group (BPV III) Y. Wang, Chair H. Yu, Secretary L. Feng J. Gu L. Guo C. Jiang D. Kang Y. Li H. Lin S. Liu W. Liu J. Ma K. Mao D. E. Matthews J. Ming W. Pei COMMITTEE ON CONSTRUCTION OF NUCLEAR FACILITY COMPONENTS (BPV III) R. B. Keating, Chair T. M. Adams, Vice Chair D. E. Matthews, Vice Chair A. Maslowski, Staff Secretary A. Appleton S. Asada R. W. Barnes W. H. Borter M. E. Cohen R. P. Deubler P. R. Donavin A. C. Eberhardt J. V. Gardiner J. Grimm S. Hunter R. M. Jessee R. I. Jetter C. C. Kim G. H. Koo D. W. Lewis M. A. Lockwood K. A. Manoly A. J. Dall’Osto J. I. Duo M. M. Gamizo I. M. Guerreiro I. A. Knorr D. E. Matthews A. E. Pastor M. Rivero M. D. Vigliano P. Yamamoto M. Zunino K. Matsunaga B. McGlone S. McKillop J. McLean J. C. Minichiello M. N. Mitchell T. Nagata J. B. Ossmann S. Pellet E. L. Pleins T.-L. Sham W. J. Sperko W. Windes C. Basavaraju, Alternate C. T. Smith, Contributing Member W. K. Sowder, Jr., Contributing Member M. Zhou, Contributing Member E. B. Branch, Honorary Member G. D. Cooper, Honorary Member D. F. Landers, Honorary Member C. Pieper, Honorary Member C. Peiyin Z. Sun G. Tang L. Ting F. Wu C. Yang P. Yang W. Yang H. Yin D. Yuangang G. Zhang D. Zhao Z. Zhong Q. Zhou H. Zhu Germany International Working Group (BPV III) J. Wendt, Chair D. Koelbl, Vice Chair R. Gersinska, Secretary P. R. Donavin R. Döring C. G. Frantescu A. Huber R. E. Hueggenberg C. Huttner E. Iacopetta M. H. Koeppen xviii C. Kuschke H.-W. Lange T. Ludwig X. Pitoiset M. Reichert G. Roos J. Rudolph L. Sybertz I. Tewes R. Tiete F. Wille United Kingdom International Working Group (BPV III) India International Working Group (BPV III) R. N. Sen, Chair S. B. Parkash, Vice Chair A. D. Bagdare, Secretary S. Aithal S. Benhur N. M. Borwankar M. Brijlani H. Dalal S. K. Goyal A. Johori A. P. Kishore D. Kulkarni R. Kumar S. Kumar M. Lakshminarasimhan T. Mukherjee D. Narain A. D. Paranjpe J. R. Patel E. L. Pleins T. J. P. Rao V. Sehgal S. Singh B. K. Sreedhar C. D. Bell, Chair P. M. James, Vice Chair C. B. Carpenter, Secretary T. M. Adams T. Bann M. J. Chevalier A. J. Cole-Baker M. Consonni M. J. Crathorne G. Innes S. A. Jones B. Pellereau C. R. Schneider J. W. Stairmand J. Sulley J. Talamantes-Silva A. J. Holt, Contributing Member Special Working Group on New Plant Construction Issues (BPV III) J. B. Ossmann, Chair A. Maslowski, Staff Secretary M. C. Buckley, Secretary M. Arcaro A. Cardillo P. J. Coco K. Harris J. Honcharik M. Kris Korea International Working Group (BPV III) G. H. Koo, Chair O.-S. Kim, Secretary H. Ahn S. Cho G.-S. Choi M.-J. Choi S. Choi J. Y. Hong N.-S. Huh J.-K. Hwang S. S. Hwang C. Jang I. I. Jeong S. H. Kang J.-I. Kim J.-S. Kim M.-W. Kim S.-S. Kim Y.-B. Kim Y.-S. Kim D. Kwon B. Lee D. Lee S. Lee S.-G. Lee H. Lim I.-K. Nam C.-K. Oh C.-Y. Oh E.-J. Oh C. Park H. Park Y. S. Pyun T. Shin S. Song W. J. Sperko J. S. Yang O. Yoo R. E. McLaughlin E. L. Pleins D. W. Sandusky M. C. Scott R. R. Stevenson H. Xu J. Yan J. C. Minichiello, Contributing Member Special Working Group on Editing and Review (BPV III) D. E. Matthews, Chair R. P. Deubler A. C. Eberhardt J. V. Gardiner S. Hunter J. C. Minichiello J. F. Strunk C. Wilson Special Working Group on HDPE Stakeholders (BPV III) S. Patterson, Secretary S. Choi C. M. Faidy M. Golliet R. M. Jessee J. Johnston, Jr. M. Kuntz M. Lashley K. A. Manoly Seismic Design Steering Committee (BPV III) T. M. Adams, Chair F. G. Abatt, Secretary G. A. Antaki C. Basavaraju D. Chowdhury R. Döring G. H. Koo A. Maekawa K. Matsunaga J. McLean R. M. Pace D. Watkins D. P. Munson T. M. Musto J. E. O’Sullivan V. Rohatgi F. J. Schaaf, Jr. R. Stakenborghs M. Troughton B. Lin, Alternate Special Working Group on Honors and Awards (BPV III) J. C. Minichiello, Chair A. Appleton R. W. Barnes R. M. Jessee D. E. Matthews Task Group on Alternate Requirements (BPV III) J. Wen, Chair R. R. Romano, Secretary P. J. Coco P. R. Donavin J. V. Gardiner J. Grimm R. S. Hill III M. Kris M. A. Lockwood D. E. Matthews S. McKillop B. P. Nolan J. B. Ossmann E. C. Renaud M. A. Richter I. H. Tseng Y. Wang Special Working Group on International Meetings and IWG Liaisons (BPV III) D. E. Matthews, Chair A. Maslowski, Staff Secretary T. M. Adams R. W. Barnes xix P. R. Donavin E. L. Pleins W. J. Sperko Subcommittee on Design (BPV III) Joint ACI-ASME Committee on Concrete Components for Nuclear Service (BPV III) J. McLean, Chair L. J. Colarusso, Vice Chair J. Cassamassino, Staff Secretary A. Dinizulu, Staff Secretary C. J. Bang A. C. Eberhardt B. D. Hovis T. C. Inman C. Jones T. Kang N.-H. Lee J. A. Munshi T. Muraki J. S. Saini J. F. Strunk P. R. Donavin, Chair S. McKillop, Vice Chair R. P. Deubler M. A. Gray R. I. Jetter R. B. Keating J.-I. Kim K. A. Manoly D. E. Matthews M. N. Mitchell G. Thomas A. Varma S. Wang A. Istar, Alternate A. Adediran, Contributing Member S. Bae, Contributing Member J.-B. Domage, Contributing Member P. S. Ghosal, Contributing Member B. B. Scott, Contributing Member M. R. Senecal, Contributing Member Z. Shang, Contributing Member M. Sircar, Contributing Member C. T. Smith, Contributing Member Subgroup on Component Design (SC-D) (BPV III) D. E. Matthews, Chair P. Vock, Vice Chair S. Pellet, Secretary T. M. Adams D. J. Ammerman G. A. Antaki J. J. Arthur S. Asada J. F. Ball C. Basavaraju D. Chowdhury N. A. Costanzo R. P. Deubler M. Kassar D. Keck T. R. Liszkai K. A. Manoly J. C. Minichiello Special Working Group on Modernization (BPV III-2) S. Wang, Chair J. McLean, Vice Chair A. Adediran S. Malushte J. S. Saini A. Varma F. Lin, Contributing Member J. A. Pires, Contributing Member I. Zivanovic, Contributing Member Task Group on Steel-Concrete Composite Containments (BPV III-2) A. Varma, Chair S. Malushte J. McLean J. A. Pires J. S. Saini P. Vock, Chair E. Henry, Secretary G. A. Antaki A. Cardillo D. Chowdhury J. Honcharik J. Hurst J. Lambin G. Thomas A. Istar, Alternate P. S. Ghosal, Contributing Member S.-Y. Kim, Contributing Member J. Kwon, Contributing Member S. E. Ohler-Schmitz, Contributing Member B. B. Scott, Contributing Member Z. Shang, Contributing Member M. Shin, Contributing Member M. Sircar, Contributing Member C. A. Nove T. Nuoffer J. B. Ossmann A. T. Roberts III J. Sciulli A. Udyawar S. Willoughby-Braun Working Group on Core Support Structures (SG-CD) (BPV III) D. Keck, Chair R. Z. Ziegler, Vice Chair R. Martin, Secretary G. W. Delport L. C. Hartless T. R. Liszkai M. Nakajima M. D. Snyder R. Vollmer T. M. Wiger C. Wilson Y. Wong H. S. Mehta, Contributing Member Working Group on Design of Division 3 Containment Systems (SG-CD) (BPV III) Working Group on Materials, Fabrication, and Examination (BPV III-2) C. Jones, Chair A. Eberhardt, Vice Chair C. J. Bang B. Birch J.-B. Domage T. Kang N.-H. Lee T. Mitsuhashi D. Murphy T. M. Musto T. Nagata G. Z. Tokarski S. Willoughby-Braun C. Wilson A. A. Dermenjian, Contributing Member P. Hirschberg, Contributing Member R. B. Keating, Contributing Member O.-S. Kim, Contributing Member R. J. Masterson, Contributing Member H. S. Mehta, Contributing Member I. Saito, Contributing Member J. P. Tucker, Contributing Member Task Group to Improve Section III/XI Interface (SG-CD) (BPV III) Working Group on Design (BPV III-2) N.-H. Lee, Chair S. Wang, Vice Chair M. Allam S. Bae L. J. Colarusso A. C. Eberhardt B. D. Hovis T. C. Inman C. Jones J. A. Munshi T. Muraki J. S. Saini B. Pellereau T.-L. Sham W. F. Weitze C. Basavaraju, Alternate G. L. Hollinger, Contributing Member M. H. Jawad, Contributing Member W. J. O’Donnell, Sr., Contributing Member K. Wright, Contributing Member D. J. Ammerman, Chair S. Klein, Secretary G. Bjorkman V. Broz D. W. Lewis J. M. Piotter A. Rigato P. Sakalaukus, Jr. Z. Shang J. F. Strunk A. A. Aboelmagd, Contributing Member P. S. Ghosal, Contributing Member B. B. Scott, Contributing Member I. Zivanovic, Contributing Member xx D. Siromani R. Sypulski X. Zhai X. Zhang C. R. Sydnor, Alternate J. C. Minichiello, Contributing Member Working Group on Valves (SG-CD) (BPV III) Working Group on HDPE Design of Components (SG-CD) (BPV III) T. M. Musto, Chair J. B. Ossmann, Secretary M. Brandes S. Choi J. R. Hebeisen P. Krishnaswamy M. Kuntz K. A. Manoly D. P. Munson F. J. Schaaf, Jr. R. Stakenborghs M. T. Audrain, Alternate J. C. Minichiello, Contributing Member P. Vock, Chair S. Jones, Secretary M. C. Buckley A. Cardillo G. A. Jolly J. Lambin T. Lippucci C. A. Mizer H. O’Brien J. O’Callaghan M. Rain K. E. Reid II J. Sulley I. H. Tseng J. P. Tucker Y. Wong, Alternate Working Group on Piping (SG-CD) (BPV III) G. A. Antaki, Chair G. Z. Tokarski, Secretary C. Basavaraju J. Catalano F. Claeys C. M. Faidy R. G. Gilada N. M. Graham M. A. Gray R. J. Gurdal R. W. Haupt A. Hirano P. Hirschberg M. Kassar J. Kawahata D. Lieb I.-K. Nam J. O’Callaghan K. E. Reid II D. Vlaicu S. Weindorf T. M. Adams, Contributing Member R. B. Keating, Contributing Member T. B. Littleton, Contributing Member Y. Liu, Contributing Member J. F. McCabe, Contributing Member J. C. Minichiello, Contributing Member A. N. Nguyen, Contributing Member M. S. Sills, Contributing Member N. C. Sutherland, Contributing Member E. A. Wais, Contributing Member C.-I. Wu, Contributing Member Working Group on Vessels (SG-CD) (BPV III) D. Murphy, Chair S. Willoughby-Braun, Secretary J. J. Arthur C. Basavaraju M. Brijlani L. Constantinescu J. I. Kim O.-S. Kim D. E. Matthews T. Mitsuhashi T. J. Schriefer M. C. Scott P. K. Shah D. Vlaicu C. Wilson R. Z. Ziegler R. J. Huang, Alternate B. Basu, Contributing Member R. B. Keating, Contributing Member W. F. Weitze, Contributing Member Working Group on Pressure Relief (SG-CD) (BPV III) K. R. May, Chair R. Krithivasan, Secretary M. Brown J. W. Dickson S. Jones R. Lack D. Miller T. Patel K. Shores I. H. Tseng B. J. Yonsky Y. Wong, Alternate J. Yu, Alternate S. T. French, Contributing Member D. B. Ross, Contributing Member S. Ruesenberg, Contributing Member Subgroup on Design Methods (SC-D) (BPV III) S. McKillop, Chair P. R. Donavin, Vice Chair J. Wen, Secretary K. Avrithi L. Davies M. A. Gray J. V. Gregg, Jr. K. Hsu R. Kalnas D. Keck J. I. Kim B. Pellereau W. D. Reinhardt Working Group on Pumps (SG-CD) (BPV III) D. Chowdhury, Chair J. V. Gregg, Jr., Secretary B. Busse M. D. Eftychiou R. A. Fleming K. J. Noel J. Sulley K. B. Wilson Y. Wong I. H. Tseng, Alternate P. Smith R. Vollmer W. F. Weitze T. M. Adams, Contributing Member C. W. Bruny, Contributing Member S. R. Gosselin, Contributing Member H. T. Harrison III, Contributing Member W. J. O’Donnell, Sr., Contributing Member K. Wright, Contributing Member X. Di, Contributing Member C. Gabhart, Contributing Member R. Ladefian, Contributing Member Working Group on Supports (SG-CD) (BPV III) N. A. Costanzo, Chair U. S. Bandyopadhyay, Secretary K. Avrithi N. M. Bisceglia R. P. Deubler N. M. Graham Y. Matsubara S. Pellet Special Working Group on Computational Modeling for Explicit Dynamics (SG-DM) (BPV III) G. Thomas G. Z. Tokarski G. Bjorkman, Chair D. J. Ammerman, Vice Chair V. Broz, Secretary S. Kuehner D. Molitoris W. D. Reinhardt L. Vandersip P. Wiseman R. J. Masterson, Contributing Member J. R. Stinson, Contributing Member xxi D. Siromani C.-F. Tso M. C. Yaksh U. Zencker X. Zhang Y. Wong, Contributing Member Subgroup on Containment Systems for Spent Nuclear Fuel and High-Level Radioactive Material (BPV III) Working Group on Design Methodology (SG-DM) (BPV III) B. Pellereau, Chair R. Vollmer, Secretary K. Avrithi C. Basavaraju F. Berkepile C. M. Faidy Y. Gao M. Kassar J. I. Kim T. R. Liszkai D. Lytle K. Matsunaga S. McKillop S. Ranganath W. D. Reinhardt P. K. Shah S. Wang W. F. Weitze J. Wen T. M. Wiger K. Hsu, Alternate G. Banyay, Contributing Member D. S. Bartran, Contributing Member R. D. Blevins, Contributing Member M. R. Breach, Contributing Member C. W. Bruny, Contributing Member D. L. Caldwell, Contributing Member H. T. Harrison III, Contributing Member C. F. Heberling II, Contributing Member P. Hirschberg, Contributing Member R. B. Keating, Contributing Member A. Walker, Contributing Member K. Wright, Contributing Member D. W. Lewis, Chair D. J. Ammerman, Vice Chair S. Klein, Secretary G. Bjorkman V. Broz A. Rigato P. Sakalaukus, Jr. D. Siromani D. B. Spencer Subgroup on Fusion Energy Devices (BPV III) W. K. Sowder, Jr., Chair A. Maslowski, Staff Secretary M. Ellis, Secretary M. Bashir J. P. Blanchard T. P. Davis B. R. Doshi L. El-Guebaly G. Holtmeier D. Johnson I. Kimihiro Working Group on Environmental Fatigue Evaluation Methods (SG-DM) (BPV III) M. A. Gray, Chair W. F. Weitze, Secretary S. Asada K. Avrithi R. C. Cipolla T. M. Damiani C. M. Faidy A. Hirano P. Hirschberg K. Hsu J.-S. Park R. Sypulski J. Wellwood X. J. Zhai X. Zhang D. Dunn, Alternate W. H. Borter, Contributing Member E. L. Pleins, Contributing Member N. M. Simpson, Contributing Member B. Pellereau D. Vlaicu K. Wang R. Z. Ziegler S. Cuvilliez, Contributing Member T. D. Gilman, Contributing Member S. R. Gosselin, Contributing Member Y. He, Contributing Member H. S. Mehta, Contributing Member K. Wright, Contributing Member C. J. Lammi S. Lawler P. Mokaria D. J. Roszman F. J. Schaaf, Jr. P. Smith Y. Song C. Vangaasbeek I. J. Zatz R. W. Barnes, Contributing Member Special Working Group on Fusion Stakeholders (BPV III-4) T. P. Davis, Chair R. W. Barnes V. Chugh S. S. Desai F. Deschamps M. Hua S. Lawler S. C. Middleburgh R. J. Pearson W. K. Sowder, Jr. D. A. Sutherland N. Young J. Zimmermann Working Group on General Requirements (BPV III-4) D. J. Roszman, Chair M. Ellis Working Group on Fatigue Strength (SG-DM) (BPV III) P. R. Donavin, Chair M. S. Shelton, Secretary R. S. Bass T. M. Damiani D. W. DeJohn C. M. Faidy P. Gill S. R. Gosselin R. J. Gurdal C. F. Heberling II C. E. Hinnant P. Hirschberg K. Hsu J. I. Kim S. H. Kleinsmith B. Pellereau S. Ranganath Y. Wang W. F. Weitze Y. Zou S. Majumdar, Contributing Member H. S. Mehta, Contributing Member W. J. O’Donnell, Sr., Contributing Member K. Wright, Contributing Member P. Mokaria W. K. Sowder, Jr. Working Group on In-Vessel Components (BPV III-4) M. Bashir, Chair Y. Carin T. P. Davis M. Kalsey S. T. Madabusi Working Group on Magnets (BPV III-4) W. K. Sowder, Jr., Chair D. S. Bartran Working Group on Materials (BPV III-4) M. Porton, Chair T. P. Davis Working Group on Probabilistic Methods in Design (SG-DM) (BPV III) M. Golliet, Chair R. Kalnas, Vice Chair K. Avrithi G. Brouette J. Hakii D. O. Henry A. Hirano K. A. Manoly P. J. O’Regan B. Pellereau M. Yagodich R. S. Hill III, Contributing Member P. Mummery Working Group on Vacuum Vessels (BPV III-4) I. Kimihiro, Chair L. C. Cadwallader B. R. Doshi xxii D. Johnson Q. Shijun Y. Song Subgroup on High Temperature Reactors (BPV III) Subgroup on General Requirements (BPV III) J. V. Gardiner, Chair N. DeSantis, Secretary V. Apostolescu A. Appleton S. Bell J. R. Berry G. Brouette G. C. Deleanu J. W. Highlands E. V. Imbro K. A. Kavanagh Y.-S. Kim B. McGlone E. C. Renaud T.-L. Sham, Chair Y. Wang, Secretary M. Ando N. Broom F. W. Brust P. Carter M. E. Cohen W. J. Geringer B. F. Hantz M. H. Jawad W. T. Jessup R. I. Jetter K. Kimura G. H. Koo T. N. Rezk J. Rogers R. Spuhl D. M. Vickery J. DeKleine, Contributing Member H. Michael, Contributing Member D. J. Roszman, Contributing Member C. T. Smith, Contributing Member W. K. Sowder, Jr., Contributing Member G. E. Szabatura, Contributing Member Special Working Group on High Temperature Reactor Stakeholders (SG-HTR) (BPV III) Special Working Group on General Requirements Consolidation (SG-GR) (BPV III) J. V. Gardiner, Chair J. Grimm, Vice Chair G. C. Deleanu A. C. Eberhardt M. E. Cohen, Chair M. C. Albert M. Arcaro R. W. Barnes N. Broom R. Christensen V. Chugh W. Corwin G. C. Deleanu R. A. Fleming K. Harris R. I. Jetter Y. W. Kim E. C. Renaud J. L. Williams C. T. Smith, Contributing Member Working Group on General Requirements (SG-GR) (BPV III) B. McGlone, Chair J. Grimm, Secretary V. Apostolescu A. Appleton S. Bell J. R. Berry G. Brouette P. J. Coco N. DeSantis Y. Diaz-Castillo O. Elkadim J. Harris J. W. Highlands E. V. Imbro K. A. Kavanagh Y.-S. Kim Y. K. Law A. Mann M. C. Messner X. Wei W. Windes R. Wright G. L. Zeng D. S. Griffin, Contributing Member X. Li, Contributing Member W. O’Donnell, Sr., Contributing Member L. Shi, Contributing Member R. W. Swindeman, Contributing Member D. T. Meisch E. C. Renaud T. N. Rezk J. Rogers B. S. Sandhu R. Spuhl J. F. Strunk D. M. Vickery J. L. Williams J. DeKleine, Contributing Member S. F. Harrison, Jr., Contributing Member D. J. Roszman, Contributing Member G. E. Szabatura, Contributing Member G. H. Koo N. J. McTiernan T. Nguyen K. J. Noel T.-L. Sham B. Song X. Wei G. L. Zeng T. Asayama, Contributing Member X. Li, Contributing Member L. Shi, Contributing Member G. Wu, Contributing Member Task Group on Division 5 AM Components (SG-HTR) (BPV III) R. Wright, Chair R. Bass, Secretary M. C. Albert R. W. Barnes F. W. Brust Z. Feng S. Lawler X. Lou M. McMurtrey M. C. Messner T. Patterson E. C. Renaud D. Rudland T.-L. Sham I. J. Van Rooyen X. Wei Working Group on Allowable Stress Criteria (SG-HTR) (BPV III) Working Group on General Requirements for Graphite and Ceramic Composite Core Components and Assemblies (SG-GR) (BPV III) W. J. Geringer, Chair A. Appleton J. R. Berry C. Cruz Y. Diaz-Castillo J. Lang R. Wright, Chair M. McMurtrey, Secretary R. Bass K. Kimura D. Maitra R. J. McReynolds M. C. Messner J. C. Poehler M. N. Mitchell J. Potgieter E. C. Renaud R. Spuhl W. Windes B. Lin, Alternate xxiii W. Ren T.-L. Sham Y. Wang X. Wei M. Yoo, Alternate R. W. Swindeman, Contributing Member Working Group on Analysis Methods (SG-HTR) (BPV III) M. C. Messner, Chair H. Mahajan, Secretary R. W. Barnes J. A. Blanco P. Carter W. T. Jessup R. I. Jetter G. H. Koo H. Qian T. Riordan Subgroup on Materials, Fabrication, and Examination (BPV III) T.-L. Sham X. Wei S. X. Xu J. Young M. R. Breach, Contributing Member T. Hassan, Contributing Member S. Krishnamurthy, Contributing Member M. J. Swindeman, Contributing Member Working Group on Creep-Fatigue and Negligible Creep (SG-HTR) (BPV III) Y. Wang, Chair M. Ando P. Carter M. E. Cohen J. I. Duo R. I. Jetter G. H. Koo H. Mahajan M. McMurtrey M. C. Messner T. Nguyen J. C. Poehler H. Qian R. Rajasekaran T.-L. Sham X. Wei J. Young M. Yoo, Alternate Task Group on Advanced Manufacturing (BPV III) D. W. Mann, Chair D. W. Gandy, Secretary R. Bass D. Chowdhury P. J. Coco B. D. Frew J. Grimm A. L. Hiser, Jr. J. Lambin T. Lippucci K. Matsunaga Working Group on High Temperature Flaw Evaluation (SG-HTR) (BPV III) C. J. Sallaberry, Chair F. W. Brust P. Carter S. Kalyanam B.-L. Lyow M. C. Messner J. C. Poehler T. Melfi E. C. Renaud W. J. Sperko J. F. Strunk J. Sulley S. Tate S. Wolbert H. Xu D. W. Pratt, Alternate S. Malik, Contibuting Member Joint Working Group on HDPE (SG-MFE) (BPV III) M. Brandes, Chair T. M. Musto, Chair J. B. Ossmannn, Secretary G. Brouette M. C. Buckley S. Choi M. Golliet J. Hebeisen J. Johnston, Jr. P. Krishnaswamy M. Kuntz B. Lin H. Qian D. A. Scarth D. J. Shim A. Udyawar X. Wei S. X. Xu M. Yoo, Alternate Working Group on Nonmetallic Design and Materials (SG-HTR) (BPV III) W. Windes, Chair W. J. Geringer, Vice Chair J. Potgieter, Secretary G. Beirnaert C. Chen A. N. Chereskin V. Chugh C. Contescu N. Gallego S. T. Gonczy K. Harris M. G. Jenkins J. Lang M. P. Metcalfe M. N. Mitchell M. Kris D. W. Mann T. Melfi I.-K. Nam J. B. Ossmann J. E. O’Sullivan M. C. Scott W. J. Sperko J. R. Stinson J. F. Strunk W. Windes R. Wright S. Yee H. Michael, Delegate A. L. Hiser, Jr., Alternate R. W. Barnes, Contributing Member J. Grimm, Chair S. Hunter, Secretary W. H. Borter M. Brijlani G. R. Cannell A. Cardillo S. Cho P. J. Coco R. H. Davis D. B. Denis B. D. Frew D. W. Gandy S. E. Gingrich M. Golliet L. S. Harbison R. M. Jessee C. C. Kim K. Manoly D. P. Munson J. O’Sullivan V. Rohatgi F. Schaaf, Jr. S. Schuessler R. Stakenborghs M. Troughton P. Vibien J. Wright T. Adams, Contributing Member COMMITTEE ON HEATING BOILERS (BPV IV) M. Wadkinson, Chair J. L. Kleiss, Vice Chair C. R. Ramcharran, Staff Secretary B. Ahee L. Badziagowski T. L. Bedeaux B. Calderon J. P. Chicoine J. Parks T.-L. Sham A. Tzelepi G. L. Zeng M. Yoo, Alternate A. Appleton, Contributing Member R. W. Barnes, Contributing Member A. A. Campbell, Contributing Member S.-H. Chi, Contributing Member Y. Katoh, Contributing Member A. Mack, Contributing Member J. B. Ossmann, Contributing Member C. Dinic J. M. Downs J. A. Hall M. Mengon D. Nelson H. Michael, Delegate D. Picart, Delegate P. A. Molvie, Contributing Member Executive Committee (BPV IV) M. Wadkinson, Chair C. R. Ramcharran, Staff Secretary L. Badziagowski T. L. Bedeaux xxiv J. P. Chicoine J. A. Hall J. L. Kleiss Subgroup on General Requirements/Personnel Qualifications and Inquiries (BPV V) Subgroup on Cast Boilers (BPV IV) J. P. Chicoine, Chair J. M. Downs, Vice Chair C. R. Ramcharran, Staff Secretary T. L. Bedeaux J. A. Hall J. L. Kleiss M. Mengon C. Vorwald, Chair D. Bajula N. Carter P. Chavdarov T. Clausing C. Emslander N. A. Finney G. W. Hembree F. B. Kovacs Subgroup on Materials (BPV IV) J. A. Hall, Chair J. M. Downs, Vice Chair C. R. Ramcharran, Staff Secretary L. Badziagowski T. L. Bedeaux Y. Teng M. Wadkinson K. Krueger C. May S. J. Akrin, Contributing Member N. Y. Faransso, Contributing Member J. F. Halley, Contributing Member D. I. Morris, Contributing Member J. P. Swezy, Jr., Contributing Member Project Team on Assisted Analysis (BPV V) Subgroup on Water Heaters (BPV IV) J. L. Kleiss, Chair L. Badziagowski, Vice Chair C. R. Ramcharran, Staff Secretary B. Ahee J. P. Chicoine C. Dinic K. Hayes, Chair J. Aldrin J. Chen N. A. Finney V. F. Godinez-Azcuaga B. J. Iske M. Mengon Y. Teng C. Hansen G. W. Hembree R. S. F. Orozco E. Peloquin T. Thulien T. E. Trant P. A. Molvie, Contributing Member Subgroup on Volumetric Methods (BPV V) C. May, Chair P. T. Hayes, Vice Chair D. Adkins P. L. Brown N. A. Finney A. F. Garbolevsky R. W. Hardy G. W. Hembree F. B. Kovacs K. Krueger Subgroup on Welded Boilers (BPV IV) T. L. Bedeaux, Chair C. R. Ramcharran, Staff Secretary B. Ahee L. Badziagowski B. Calderon J. P. Chicoine C. Dinic J. L. Kleiss M. Mengon M. Wadkinson M. J. Melita, Alternate D. Nelson, Alternate P. A. Molvie, Contributing Member E. Peloquin C. Vorwald S. J. Akrin, Contributing Member N. Y. Faransso, Contributing Member J. F. Halley, Contributing Member R. W. Kruzic, Contributing Member L. E. Mullins, Contributing Member F. J. Sattler, Contributing Member Europe International Working Group (BPV IV) L. Badziagowski, Chair D. Picart, Vice Chair R. Lozny Working Group on Radiography (SG-VM) (BPV V) E. Van Bruggen G. Vicchi A. Alessandrini, Alternate C. Vorwald, Chair D. M. Woodward, Vice Chair J. Anderson P. L. Brown C. Emslander A. F. Garbolevsky R. W. Hardy G. W. Hembree F. B. Kovacs B. D. Laite T. R. Lerohl COMMITTEE ON NONDESTRUCTIVE EXAMINATION (BPV V) N. A. Finney, Chair C. May, Vice Chair C. R. Ramcharran, Staff Secretary D. Bajula P. L. Brown M. A. Burns N. Carter T. Clausing C. Emslander A. F. Garbolevsky P. T. Hayes G. W. Hembree F. B. Kovacs K. Krueger B. D. Laite P. B. Shaw C. Vorwald S. J. Akrin, Contributing Member J. E. Batey, Contributing Member A. S. Birks, Contributing Member N. Y. Faransso, Contributing Member J. F. Halley, Contributing Member R. W. Kruzic, Contributing Member L. E. Mullins, Contributing Member F. J. Sattler, Contributing Member H. C. Graber, Honorary Member T. G. McCarty, Honorary Member Working Group on Ultrasonics (SG-VM) (BPV V) K. Krueger, Chair D. Bajula, Vice Chair D. Adkins C. Brown C. Emslander N. A. Finney P. T. Hayes G. W. Hembree B. D. Laite T. R. Lerohl C. May E. Peloquin J. Schoneweis D. Tompkins Executive Committee (BPV V) C. May, Chair N. A. Finney, Vice Chair C. R. Ramcharran, Staff Secretary N. Carter V. F. Godinez-Azcuaga P. T. Hayes C. May R. J. Mills J. F. Molinaro T. Vidimos B. White S. J. Akrin, Contributing Member T. L. Clifford, Contributing Member N. Y. Faransso, Contributing Member R. W. Kruzic, Contributing Member G. W. Hembree F. B. Kovacs K. Krueger E. Peloquin C. Vorwald xxv D. Van Allen J. Vinyard C. Vorwald C. Wassink N. Y. Faransso, Contributing Member J. F. Halley, Contributing Member R. W. Kruzic, Contributing Member P. Mudge, Contributing Member L. E. Mullins, Contributing Member M. J. Quarry, Contributing Member F. J. Sattler, Contributing Member J. Vanvelsor, Contributing Member India International Working Group (BPV V) Working Group on Acoustic Emissions (SG-VM) (BPV V) V. F. Godinez-Azcuaga, Chair J. Catty, Vice Chair S. R. Doctor N. F. Douglas, Jr. P. Kumar, Chair A. V. Bhagwat J. Chahwala S. Jobanputra D. Joshi R. K. Miller N. Y. Faransso, Contributing Member Italy International Working Group (BPV V) Working Group on Full Matrix Capture (SG-VM) (BPV V) E. Peloquin, Chair C. Wassink, Vice Chair D. Bajula D. Bellistri J. Catty N. A. Finney J. L. Garner R. T. Grotenhuis P. T. Hayes G. R. Joshi A. Relekar V. J. Sonawane D. B. Tanpure D. D. Raimander, Chair O. Oldani, Vice Chair C. R. Ramcharran, Staff Secretary P. Campli, Secretary M. Agostini T. Aldo F. Bresciani N. Caputo M. Colombo P. L. Dinelli F. Ferrarese E. Ferrari G. W. Hembree K. Krueger M. Lozev R. Nogueira D. Richard M. Sens D. Tompkins J. F. Halley, Contributing Member L. E. Mullins, Contributing Member M. A. Grimoldi G. Luoni U. Papponetti P. Pedersoli A. Veroni M. Zambon V. Calo, Contributing Member G. Gobbi, Contributing Member A. Gusmaroli, Contributing Member G. Pontiggia, Contributing Member Subgroup on Inservice Examination Methods and Techniques (BPV V) P. T. Hayes, Chair E. Peloquin, Vice Chair M. A. Burns M. Carlson N. A. Finney V. F. Godinez-Azcuaga COMMITTEE ON PRESSURE VESSELS (BPV VIII) G. W. Hembree S. C. Roberts, Chair M. D. Lower, Vice Chair S. J. Rossi, Staff Secretary G. Aurioles, Sr. S. R. Babka R. J. Basile P. Chavdarov D. B. DeMichael J. F. Grubb B. F. Hantz M. Kowalczyk D. L. Kurle R. Mahadeen S. A. Marks P. Matkovics R. W. Mikitka B. R. Morelock T. P. Pastor D. T. Peters M. J. Pischke M. D. Rana G. B. Rawls, Jr. F. L. Richter C. D. Rodery K. Krueger C. May D. D. Raimander C. Vorwald Subgroup on Surface Examination Methods (BPV V) N. Carter, Chair B. D. Laite, Vice Chair R. M. Beldyk P. L. Brown T. Clausing C. Emslander N. Farenbaugh N. A. Finney A. F. Garbolevsky K. Hayes G. W. Hembree C. May P. B. Shaw R. Tedder C. Vorwald C. Wassink D. M. Woodward S. J. Akrin, Contributing Member N. Y. Faransso, Contributing Member J. F. Halley, Contributing Member R. W. Kruzic, Contributing Member L. E. Mullins, Contributing Member F. J. Sattler, Contributing Member J. C. Sowinski D. Srnic D. B. Stewart P. L. Sturgill K. Subramanian D. A. Swanson J. P. Swezy, Jr. S. Terada E. Upitis A. Viet K. Xu P. A. McGowan, Delegate H. Michael, Delegate K. Oyamada, Delegate M. E. Papponetti, Delegate A. Chaudouet, Contributing Member J. P. Glaspie, Contributing Member K. T. Lau, Contributing Member U. R. Miller, Contributing Member K. Mokhtarian, Contributing Member G. G. Karcher, Honorary Member K. K. Tam, Honorary Member Executive Committee (BPV VIII) M. D. Lower, Chair S. J. Rossi, Staff Secretary G. Aurioles, Sr. C. W. Cary J. Hoskinson M. Kowalczyk Germany International Working Group (BPV V) P. Chavdarov, Chair C. Kringe, Vice Chair H.-P. Schmitz, Secretary K.-H. Gischler D. Kaiser S. Mann V. Reusch xxvi S. A. Marks P. Matkovics S. C. Roberts J. C. Sowinski K. Subramanian K. Xu Subgroup on General Requirements (BPV VIII) Subgroup on Design (BPV VIII) J. C. Sowinski, Chair C. S. Hinson, Vice Chair G. Aurioles, Sr. S. R. Babka O. A. Barsky R. J. Basile D. Chandiramani M. D. Clark M. Faulkner B. F. Hantz C. E. Hinnant M. H. Jawad S. Krishnamurthy D. L. Kurle K. Kuscu M. D. Lower R. W. Mikitka B. Millet M. D. Rana G. B. Rawls, Jr. S. C. Roberts C. D. Rodery T. G. Seipp D. Srnic D. A. Swanson S. Terada J. Vattappilly K. Xu K. Oyamada, Delegate M. E. Papponetti, Delegate P. K. Lam, Contributing Member K. Mokhtarian, Contributing Member T. P. Pastor, Contributing Member S. C. Shah, Contributing Member K. K. Tam, Contributing Member E. Upitis, Contributing Member J. Hoskinson, Chair M. Faulkner, Vice Chair N. Barkley R. J. Basile T. P. Beirne D. B. DeMichael M. D. Lower T. P. Pastor I. Powell G. B. Rawls, Jr. F. L. Richter S. C. Roberts J. Rust J. C. Sowinski P. Speranza D. Srnic D. B. Stewart D. A. Swanson J. P. Glaspie, Contributing Member Y. Yang, Contributing Member Task Group on Fired Heater Pressure Vessels (BPV VIII) J. Hoskinson, Chair W. Kim S. Kirk D. Nelson T. P. Pastor R. Robles J. Rust P. Shanks E. Smith D. Srnic Working Group on Design-by-Analysis (BPV VIII) B. F. Hantz, Chair T. W. Norton, Secretary D. A. Arnett J. Bedoya S. Guzey C. F. Heberling II C. E. Hinnant M. H. Jawad S. Kataoka S. Kilambi K. D. Kirkpatrick S. Krishnamurthy A. Mann C. Nadarajah P. Prueter T. G. Seipp M. A. Shah S. Terada R. G. Brown, Contributing Member D. Dewees, Contributing Member K. Saboda, Contributing Member Task Group on Subsea Applications (BPV VIII) M. Sarzynski, Chair A. J. Grohmann, Vice Chair L. P. Antalffy R. C. Biel J. Ellens J. Hademenos J. Kaculi K. Karpanan F. Kirkemo C. Lan P. Lutkiewicz N. McKie S. K. Parimi R. H. Patil M. P. Vaclavik R. Cordes, Contributing Member D. T. Peters, Contributing Member J. R. Sims, Contributing Member Working Group on Elevated Temperature Design (BPV I and VIII) A. Mann, Chair C. Nadarajah, Secretary D. Anderson D. Dewees B. F. Hantz M. H. Jawad R. I. Jetter S. Krishnamurthy T. Le M. C. Messner M. N. Mitchell P. Prueter M. J. Swindeman J. P. Glaspie, Contributing Member N. McMurray, Contributing Member B. J. Mollitor, Contributing Member Subgroup on Heat Transfer Equipment (BPV VIII) P. Matkovics, Chair M. D. Clark, Vice Chair L. Bower, Secretary G. Aurioles, Sr. S. R. Babka J. H. Barbee O. A. Barsky T. Bunyarattaphantu A. Chaudouet D. L. Kurle R. Mahadeen S. Mayeux S. Neilsen E. Smith A. M. Voytko R. P. Wiberg J. Pasek, Contributing Member D. Srnic, Contributing Member Z. Tong, Contributing Member Subgroup on Fabrication and Examination (BPV VIII) S. A. Marks, Chair D. I. Morris, Vice Chair T. Halligan, Secretary N. Carter J. Lu B. R. Morelock O. Mulet M. J. Pischke M. J. Rice J. Roberts C. D. Rodery B. F. Shelley D. Smith P. L. Sturgill J. P. Swezy, Jr. E. Upitis C. Violand K. Oyamada, Delegate W. J. Bees, Contributing Member L. F. Campbell, Contributing Member R. Uebel, Contributing Member Working Group on Plate Heat Exchangers (BPV VIII) D. I. Morris, Chair S. R. Babka J. F. Grubb V. Gudge R. Mahadeen S. A. Marks xxvii P. Matkovics M. J. Pischke P. Shanks E. Smith D. Srnic S. Sullivan Argentina International Working Group (BPV VIII) Subgroup on High Pressure Vessels (BPV VIII) K. Subramanian, Chair M. Sarzynski, Vice Chair A. Dinizulu, Staff Secretary L. P. Antalffy J. Barlow R. C. Biel P. N. Chaku L. Fridlund D. Fuenmayor J. Gibson R. T. Hallman K. Karpanan J. Keltjens A. K. Khare G. T. Nelson D. T. Peters E. D. Roll J. R. Sims E. Smith F. W. Tatar S. Terada Y. Xu A. M. Clayton, Contributing Member R. Cordes, Contributing Member R. D. Dixon, Contributing Member Q. Dong, Contributing Member T. A. Duffey, Contributing Member R. M. Hoshman, Contributing Member F. Kirkemo, Contributing Member R. A. Leishear, Contributing Member G. M. Mital, Contributing Member M. Parr, Contributing Member M. D. Rana, Contributing Member C. Romero, Contributing Member C. Tipple, Contributing Member K.-J. Young, Contributing Member D. J. Burns, Honorary Member G. J. Mraz, Honorary Member A. Dominguez, Chair R. Robles, Vice Chair G. Glissenti, Secretary M. M. Acosta R. A. Barey C. Alderetes F. A. Andres A. Antipasti D. A. Bardelli L. F. Boccanera O. S. Bretones A. Burgueno G. Casanas D. H. Da Rold D. A. Del Teglia J. I. Duo M. Favareto M. D. Kuhn F. P. Larrosa L. M. Leccese C. Meinl M. A. Mendez J. J. Monaco C. Parente M. A. A. Pipponzi L. C. Rigoli A. Rivas D. Rizzo J. C. Rubeo S. Schamun G. Telleria M. M. C. Tocco China International Working Group (BPV VIII) Subgroup on Materials (BPV VIII) M. Kowalczyk, Chair P. Chavdarov, Vice Chair S. Kilambi, Secretary J. Cameron J. F. Grubb D. Maitra D. W. Rahoi J. Robertson R. C. Sutherlin E. Upitis K. Xu S. Yem A. Di Rienzo, Contributing Member J. D. Fritz, Contributing Member M. Katcher, Contributing Member W. M. Lundy, Contributing Member J. Penso, Contributing Member X. Chen, Chair B. Shou, Vice Chair Z. Fan, Secretary Y. Chen J. Cui R. Duan J.-G. Gong B. Han J. Hu Q. Hu H. Hui K. Li D. Luo Y. Luo C. Miao L. Sun C. Wu J. Xiaobin F. Xu G. Xu F. Yang Y. Yang Y. Yuan Yanfeng Zhang Yijun Zhang S. Zhao J. Zheng G. Zhu Germany International Working Group (BPV VIII) Subgroup on Toughness (BPV VIII) K. Xu, Chair T. Halligan, Vice Chair T. Finn C. S. Hinson S. Kilambi D. L. Kurle T. Newman J. Qu M. D. Rana F. L. Richter K. Subramanian D. A. Swanson J. P. Swezy, Jr. S. Terada E. Upitis J. Vattappilly K. Oyamada, Delegate L. Dong, Contributing Member S. Krishnamurthy, Contributing Member K. Mokhtarian, Contributing Member R. Kauer, Chair M. Sykora, Vice Chair A. Aloui P. Chavdarov A. Emrich J. Fleischfresser C. Jaekel D. Koelbl S. Krebs T. Ludwig R. A. Meyers H. Michael S. Reich A. Spangenberg C. Stobbe G. Naumann, Contributing Member India International Working Group (BPV VIII) Subgroup on Graphite Pressure Equipment (BPV VIII) C. W. Cary, Chair A. Viet, Vice Chair G. C. Becherer F. L. Brown R. J. Bulgin J. D. Clements H. Lee, Jr. S. Mehrez T. Rudy A. A. Stupica D. Chandiramani, Chair D. Kulkarni, Vice Chair A. D. Dalal, Secretary P. Arulkumar B. Basu P. Gandhi U. Ganesan S. K. Goyal V. Jayabalan V. K. Joshi xxviii A. Kakumanu V. V. P. Kumar T. Mukherjee P. C. Pathak D. Prabhu A. Sadasivam M. P. Shah R. Tiru V. T. Valavan M. Sharma, Contributing Member Italy International Working Group (BPV VIII) A. Teli, Chair M. Millefanti, Vice Chair P. Campli, Secretary B. G. Alborali P. Aliprandi A. Avogadri A. Camanni N. Caputo M. Colombo P. Conti D. Cortassa P. L. Dinelli F. Finco COMMITTEE ON WELDING, BRAZING, AND FUSING (BPV IX) M. Guglielmetti A. F. Magri P. Mantovani L. Moracchioli P. Pacor S. Sarti V. Calo, Contributing Member G. Gobbi, Contributing Member A. Gusmaroli, Contributing Member G. Pontiggia, Contributing Member D. D. Raimander, Contributing Member M. J. Pischke, Chair P. L. Sturgill, Vice Chair R. Rahaman, Staff Secretary M. Bernasek M. A. Boring D. A. Bowers N. Carter J. G. Feldstein P. Gilston S. E. Gingrich K. L. Hayes R. M. Jessee J. S. Lee W. M. Lundy D. W. Mann S. A. Marks T. Melfi W. F. Newell, Jr. E. G. Reichelt M. J. Rice M. B. Sims W. J. Sperko J. P. Swezy, Jr. A. D. Wilson E. W. Woelfel D. Pojatar, Delegate A. Roza, Delegate M. Consonni, Contributing Member P. D. Flenner, Contributing Member S. A. Jones, Contributing Member D. K. Peetz, Contributing Member S. Raghunathan, Contributing Member M. J. Stanko, Contributing Member P. L. Van Fosson, Contributing Member R. K. Brown, Jr., Honorary Member M. L. Carpenter, Honorary Member B. R. Newmark, Honorary Member S. D. Reynolds, Jr., Honorary Member Subgroup on Brazing (BPV IX) S. A. Marks, Chair E. W. Beckman A. F. Garbolevsky N. Mohr Special Working Group on Bolted Flanged Joints (BPV VIII) W. Brown, Chair M. Osterfoss, Vice Chair G. Aurioles, Sr. D. Bankston, Jr. H. Bouzid A. Chaudouet H. Chen D. Francis H. Lejeune A. Mann W. McDaniel R. W. Mikitka D. Nash M. Ruffin R. Wacker E. Jamalyaria, Contributing Member J. R. Payne, Contributing Member G. Van Zyl, Contributing Member J. Veiga, Contributing Member M. J. Pischke P. L. Sturgill J. P. Swezy, Jr. Subgroup on General Requirements (BPV IX) N. Carter, Chair P. Gilston, Vice Chair J. P. Bell D. A. Bowers M. Heinrichs A. Howard R. M. Jessee S. A. Marks H. B. Porter P. L. Sturgill J. P. Swezy, Jr. E. W. Woelfel E. W. Beckman, Contributing Member A. Davis, Contributing Member D. K. Peetz, Contributing Member B. R. Newmark, Honorary Member Subgroup on Materials (BPV IX) M. Bernasek, Chair T. Anderson L. Constantinescu E. Cutlip M. Denault S. E. Gingrich L. S. Harbison M. James R. M. Jessee T. Melfi S. D. Nelson Subgroup on Interpretations (BPV VIII) G. Aurioles, Sr., Chair J. Oh, Staff Secretary S. R. Babka J. Cameron C. W. Cary B. F. Hantz M. Kowalczyk D. L. Kurle M. D. Lower S. A. Marks P. Matkovics D. I. Morris D. T. Peters F. L. Richter S. C. Roberts C. D. Rodery T. G. Seipp J. C. Sowinski D. B. Stewart K. Subramanian D. A. Swanson J. P. Swezy, Jr. J. Vattappilly A. Viet K. Xu R. J. Basile, Contributing Member D. B. DeMichael, Contributing Member R. D. Dixon, Contributing Member S. Kilambi, Contributing Member R. Mahadeen, Contributing Member T. P. Pastor, Contributing Member P. L. Sturgill, Contributing Member M. J. Pischke A. Roza C. E. Sainz P. L. Sturgill C. Zanfir V. G. V. Giunto, Delegate D. J. Kotecki, Contributing Member B. Krueger, Contributing Member W. J. Sperko, Contributing Member M. J. Stanko, Contributing Member Subgroup on Plastic Fusing (BPV IX) K. L. Hayes, Chair R. M. Jessee J. Johnston, Jr. J. E. O’Sullivan E. G. Reichelt M. J. Rice xxix S. Schuessler M. Troughton C. Violand E. W. Woelfel J. Wright COMMITTEE ON FIBER-REINFORCED PLASTIC PRESSURE VESSELS (BPV X) Subgroup on Welding Qualifications (BPV IX) T. Melfi, Chair A. D. Wilson, Vice Chair K. L. Hayes, Secretary M. Bernasek M. A. Boring D. A. Bowers R. Campbell R. B. Corbit L. S. Harbison M. Heinrichs J. S. Lee W. M. Lundy D. W. Mann W. F. Newell, Jr. E. G. Reichelt M. J. Rice M. B. Sims W. J. Sperko P. L. Sturgill J. P. Swezy, Jr. C. Violand D. Chandiramani, Contributing Member M. Consonni, Contributing Member M. Dehghan, Contributing Member P. D. Flenner, Contributing Member T. C. Wiesner, Contributing Member B. Linnemann, Chair D. Eisberg, Vice Chair P. D. Stumpf, Staff Secretary A. L. Beckwith F. L. Brown J. L. Bustillos B. R. Colley T. W. Cowley I. L. Dinovo J. Eihusen M. R. Gorman B. Hebb L. E. Hunt COMMITTEE ON NUCLEAR INSERVICE INSPECTION (BPV XI) Argentina International Working Group (BPV IX) A. Burgueno, Chair A. R. G. Frinchaboy, Vice Chair R. Rahaman, Staff Secretary M. D. Kuhn, Secretary B. Bardott L. F. Boccanera P. J. Cabot J. Caprarulo R. W. Swayne, Chair D. W. Lamond, Vice Chair A. T. Roberts III, Vice Chair D. Miro-Quesada, Staff Secretary J. F. Ball W. H. Bamford M. L. Benson J. M. Boughman C. Brown S. B. Brown T. L. Chan R. C. Cipolla D. R. Cordes H. Do E. V. Farrell, Jr. M. J. Ferlisi T. J. Griesbach J. Hakii M. L. Hall P. J. Hennessey D. O. Henry K. Hojo S. D. Kulat C. Latiolais J. T. Lindberg H. Malikowski S. L. McCracken S. A. Norman M. Favareto J. A. Gandola C. A. Garibotti J. A. Herrera M. A. Mendez A. E. Pastor G. Telleria M. M. C. Tocco Germany International Working Group (BPV IX) A. Roza, Chair A. Spangenberg, Vice Chair R. Rahaman, Staff Secretary P. Chavadarov B. Daume J. Fleischfresser P. Khwaja S. Krebs T. Ludwig S. Wegener F. Wodke J. Daldrup, Contributing Member E. Floer, Contributing Member R. Helmholdt, Contributing Member G. Naumann, Contributing Member K.-G. Toelle, Contributing Member Italy International Working Group (BPV IX) D. D. Raimander, Chair F. Ferrarese, Vice Chair R. Rahaman, Staff Secretary M. Bernasek A. Camanni P. L. Dinelli M. Mandina A. S. Monastra D. H. McCauley N. L. Newhouse G. Ramirez J. R. Richter B. F. Shelley G. A. Van Beek S. L. Wagner D. O. Yancey, Jr. P. H. Ziehl D. H. Hodgkinson, Contributing Member D. L. Keeler, Contributing Member L. Moracchioli P. Pacor P. Siboni V. Calo, Contributing Member G. Gobbi, Contributing Member A. Gusmaroli, Contributing Member G. Pontiggia, Contributing Member T. Nuoffer J. Nygaard J. E. O’Sullivan N. A. Palm G. C. Park D. A. Scarth F. J. Schaaf, Jr. S. Takaya D. Vetter T. V. Vo J. G. Weicks M. Weis Y.-K. Chung, Delegate C. Ye, Delegate B. Lin, Alternate R. O. McGill, Alternate L. A. Melder, Alternate A. Udyawar, Alternate E. B. Gerlach, Contributing Member C. D. Cowfer, Honorary Member R. E. Gimple, Honorary Member F. E. Gregor, Honorary Member R. D. Kerr, Honorary Member P. C. Riccardella, Honorary Member R. A. West, Honorary Member C. J. Wirtz, Honorary Member R. A. Yonekawa, Honorary Member Executive Committee (BPV XI) D. W. Lamond, Chair R. W. Swayne, Vice Chair D. Miro-Quesada, Staff Secretary M. L. Benson M. J. Ferlisi S. D. Kulat J. T. Lindberg S. L. McCracken T. Nuoffer N. A. Palm G. C. Park A. T. Roberts III B. L. Lin, Alternate Spain International Working Group (BPV IX) F. J. Q. Pandelo, Chair F. L. Villabrille, Vice Chair R. Rahaman, Staff Secretary F. R. Hermida, Secretary C. A. Celimendiz M. A. F. Garcia R. G. Garcia F. Manas B. B. Miguel Argentina International Working Group (BPV XI) A. D. G. Munoz O. Martinez, Staff Secretary A. Claus I. M. Guerreiro L. R. Miño A. B. Pascual S. Sevil G. Gobbi, Contributing Member xxx F. J. Schaaf, Jr. F. M. Schroeter P. Yamamoto Working Group on Spent Nuclear Fuel Storage and Transportation Containment Systems (BPV XI) China International Working Group (BPV XI) J. H. Liu, Chair J. F. Cai, Vice Chair C. Ye, Vice Chair M. W. Zhou, Secretary H. Chen H. D. Chen Y. Cheng Y. B. Guo Y. Hongqi D. R. Horn Y. Hou S. X. Lin Y. Nie W. N. Pei L. Shiwei S. Shuo Y. Sixin Y. X. Sun G. X. Tang Q. Wang Q. W. Wang Z. S. Wang L. Xing F. Xu S. X. Xu Q. Yin K. Zhang Y. Zhe Z. M. Zhong K. Hunter, Chair M. Orihuela, Secretary D. J. Ammerman W. H. Borter J. Broussard C. R. Bryan T. Carraher S. Corcoran D. Dunn N. Fales R. C. Folley G. Grant B. Gutherman M. W. Joseph M. Keene M. Liu Germany International Working Group (BPV XI) R. Döring, Chair M. Hagenbruch, Vice Chair R. Piel, Secretary A. Casse C. G. Frantescu E. Iacopetta S. D. Kulat H.-W. Lange K. Mauskar R. M. Meyer R. M. Pace E. L. Pleins M. A. Richter B. Sarno R. Sindelar M. Staley J. Wellwood K. A. Whitney X. J. Zhai P.-S. Lam, Alternate G. White, Alternate J. Wise, Alternate H. Smith, Contributing Member Task Group on Mitigation and Repair of Spent Nuclear Fuel Canisters (WG-SNFS & TCS) (BPV XI) N. Legl T. Ludwig X. Pitoiset M. Reichert L. Sybertz I. Tewes R. Tiete J. Wendt J. Tatman, Chair D. J. Ammerman J. Broussard C. R. Bryan G. R. Cannell K. Dietrich D. Dunn N. Fales R. C. Folley D. Jacobs N. Klymyshyn M. Kris M. Liu K. Mauskar S. L. McCracken M. Orihuela M. Richter K. E. Ross B. Sarno R. Sindelar J. Wellwood A. Williams India International Working Group (BPV XI) S. B. Parkash, Chair D. Narain, Vice Chair K. K. Rai, Secretary Z. M. Mansuri M. R. Nadgouda N. Palm D. Rawal R. Sahai R. K. Sharma Subgroup on Evaluation Standards (SG-ES) (BPV XI) N. A. Palm, Chair S. X. Xu, Secretary W. H. Bamford M. Brumovsky H. D. Chung R. C. Cipolla C. M. Faidy M. M. Farooq B. R. Ganta T. J. Griesbach K. Hasegawa K. Hojo D. N. Hopkins D. R. Lee Special Working Group on Editing and Review (BPV XI) R. W. Swayne, Chair R. C. Cipolla D. O. Henry M. Orihuela D. A. Scarth Task Group on Evaluation of Beyond Design Basis Events (SG-ES) (BPV XI) Task Group on Inspectability (BPV XI) J. T. Lindberg, Chair E. Henry, Secretary A. Bushmire A. Cardillo K. Caver D. R. Cordes P. Gionta D. O. Henry Y. S. Li R. O. McGill K. Miyazaki R. M. Pace J. C. Poehler S. Ranganath D. A. Scarth D. J. Shim A. Udyawar T. V. Vo G. M. Wilkowski M. L. Benson, Alternate H. S. Mehta, Contributing Member J. Honcharik C. Latiolais G. A. Lofthus S. Matsumoto D. E. Matthews P. J. O’Regan J. B. Ossmann C. Thomas R. M. Pace, Chair S. X. Xu, Secretary F. G. Abatt G. A. Antaki P. R. Donavin R. G. Gilada T. J. Griesbach M. Hayashi xxxi K. Hojo S. A. Kleinsmith S. M. Moenssens T. V. Vo G. M. Wilkowski H. S. Mehta, Contributing Member T. Weaver, Contributing Member Working Group on Flaw Evaluation (SG-ES) (BPV XI) R. C. Cipolla, Chair S. X. Xu, Secretary W. H. Bamford M. L. Benson M. Brumovsky H. D. Chung N. G. Cofie M. A. Erickson C. M. Faidy M. M. Farooq B. R. Ganta R. G. Gilada C. Guzman-Leong P. H. Hoang K. Hojo D. N. Hopkins S. Kalyanam Y. Kim V. Lacroix D. R. Lee Working Group on Pipe Flaw Evaluation (SG-ES) (BPV XI) D. A. Scarth, Chair S. Kalyanam, Secretary K. Azuma W. H. Bamford M. L. Benson M. Brumovsky F. W. Brust H. D. Chung R. C. Cipolla N. G. Cofie C. M. Faidy M. M. Farooq B. R. Ganta R. G. Gilada S. R. Gosselin C. E. Guzman-Leong K. Hasegawa P. H. Hoang K. Hojo D. N. Hopkins E. J. Houston R. Janowiak K. Kashima Y. S. Li C. Liu M. Liu G. A. Miessi K. Miyazaki S. Noronha R. K. Qashu S. Ranganath D. A. Scarth W. L. Server D. J. Shim S. Smith M. Uddin A. Udyawar T. V. Vo K. Wang B. Wasiluk G. M. Wilkowski H. S. Mehta, Contributing Member Working Group on Flaw Evaluation Reference Curves (SG-ES) (BPV XI) A. Udyawar, Chair D. A. Scarth, Secretary W. H. Bamford M. L. Benson F. W. Brust R. C. Cipolla M. M. Farooq A. E. Freed P. Gill K. Hasegawa K. Hojo Task Group on Code Case N-513 (WG-PFE) (BPV XI) V. Lacroix K. Miyazaki B. Pellereau S. Ranganath D. J. Shim S. Smith M. Uddin T. V. Vo G. White S. X. Xu H. S. Mehta, Contributing Member R. O. McGill, Chair S. M. Parker, Secretary G. A. Antaki R. C. Cipolla M. M. Farooq K. Gresh E. J. Houston R. Janowiak S. H. Pellet D. Rudland D. A. Scarth S. X. Xu Task Group on Evaluation Procedures for Degraded Buried Pipe (WG-PFE) (BPV XI) R. O. McGill, Chair S. X. Xu, Secretary F. G. Abatt G. A. Antaki R. C. Cipolla R. G. Gilada K. Hasegawa K. M. Hoffman Working Group on Operating Plant Criteria (SG-ES) (BPV XI) N. A. Palm, Chair A. E. Freed, Secretary W. H. Bamford M. Brumovsky M. A. Erickson T. J. Griesbach M. Hayashi R. Janowiak M. Kirk S. A. Kleinsmith H. Kobayashi Y. Kim V. Lacroix Y. S. Li R. O. McGill G. A. Miessi K. Miyazaki S. M. Parker S. H. Pellet C. J. Sallaberry W. L. Server D. J. Shim S. Smith M. F. Uddin A. Udyawar T. V. Vo K. Wang B. Wasiluk G. M. Wilkowski S. X. Xu Y. Zou K. Gresh, Alternate H. S. Mehta, Contributing Member A. D. Odell R. M. Pace J. C. Poehler S. Ranganath W. L. Server C. A. Tomes A. Udyawar T. V. Vo H. Q. Xu H. S. Mehta, Contributing Member R. Janowiak M. Kassar M. Moenssens D. P. Munson R. M. Pace S. H. Pellet D. Rudland D. A. Scarth Task Group on Flaw Evaluation for HDPE Pipe (WG-PFE) (BPV XI) S. Kalyanam, Chair P. Krishnaswamy M. Moenssens D. P. Munson D. A. Scarth D. J. Shim M. Troughton J. Wright S. X. Xu Task Group on Appendix L (WG-OPC) (BPV XI) N. Glunt, Chair R. M. Pace, Secretary J. I. Duo A. E. Freed M. A. Gray T. J. Griesbach H. Nam A. Nana A. D. Odell Subgroup on Nondestructive Examination (SG-NDE) (BPV XI) C.-S. Oh H. Park S. Ranganath A. Scott D. J. Shim S. Smith A. Udyawar T. V. Vo J. T. Lindberg, Chair D. O. Henry, Vice Chair T. Cinson, Secretary M. Briley C. Brown A. Bushmire T. L. Chan D. R. Cordes xxxii S. E. Cumblidge K. J. Hacker J. Harrison D. A. Kull C. Latiolais F. J. Schaaf, Jr. R. V. Swain C. A. Nove, Alternate ASME/JSME Joint Working Group on RIM Processes and System-Based Code (SG-RIM) (BPV XI) Working Group on Personnel Qualification and Surface Visual and Eddy Current Examination (SG-NDE) (BPV XI) C. Brown, Chair M. Orihuela, Secretary J. Bennett T. Cinson S. E. Cumblidge A. Diaz N. Farenbaugh D. O. Henry J. T. Lindberg C. Shinsky R. Tedder T. Thulien J. T. Timm S. Takaya, Chair R. J. McReynolds, Vice Chair M. T. Audrain K. Dozaki J. T. Fong J. Hakii K. Harris M. Hayashi S. Kalyanam D. R. Lee H. Machida R. Meyer T. Muraki S. Okajima A. T. Roberts III C. J. Sallaberry F. J. Schaaf, Jr. R. Vayda D. Watanabe H. Yada K. Yamada T. Asayama, Contributing Member Working Group on Procedure Qualification and Volumetric Examination (SG-NDE) (BPV XI) J. Harrison, Chair D. A. Kull, Secretary M. Briley A. Bushmire D. R. Cordes K. J. Hacker R. E. Jacob W. A. Jensen C. Latiolais C. A. Nove D. R. Slivon R. V. Swain D. Van Allen J. Williams B. Lin, Alternate Subgroup on Repair/Replacement Activities (SG-RRA) (BPV XI) S. L. McCracken, Chair E. V. Farrell, Jr., Secretary J. F. Ball M. Brandes S. B. Brown R. Clow S. J. Findlan M. L. Hall J. Honcharik A. B. Meichler L. A. Melder S. A. Norman G. T. Olson J. E. O’Sullivan G. C. Park R. R. Stevenson R. W. Swayne D. J. Tilly J. G. Weicks B. Lin, Alternate Subgroup on Reliability and Integrity Management Program (SG-RIM) (BPV XI) A. T. Roberts III, Chair D. Vetter, Secretary T. Anselmi M. T. Audrain N. Broom F. W. Brust V. Chugh S. R. Doctor J. D. Fletcher J. T. Fong R. Grantom K. Harris P. J. Hennessey S. Kalyanam D. R. Lee R. J. McReynolds R. Meyer M. Orihuela C. J. Sallaberry F. J. Schaaf, Jr. H. M. Stephens, Jr. R. W. Swayne S. Takaya R. Vayda Working Group on Design and Programs (SG-RRA) (BPV XI) S. B. Brown, Chair R. A. Patel, Secretary O. Bhatty R. Clow R. R. Croft E. V. Farrell, Jr. K. Harris B. Lin H. Malikowski A. B. Meichler G. C. Park M. A. Pyne R. R. Stevenson K. Sullivan R. W. Swayne Task Group on Repair and Replacement Optimization (WG-D&P) (BPV XI) Working Group on MANDE (SG-RIM) (BPV XI) H. M. Stephens, Jr., Chair S. R. Doctor, Vice Chair M. Turnbow, Secretary T. Anselmi M. T. Audrain N. A. Finney J. T. Fong D. O. Henry R. J. McReynolds R. Meyer M. Orihuela K. Yamada S. L. McCracken, Chair S. J. Findlan, Secretary T. Basso R. Clow K. Dietrich E. V. Farrell, Jr. M. J. Ferlisi R. C. Folley M. L. Hall D. Jacobs H. Malikowski T. Nuoffer G. C. Park A. Patel R. R. Stevenson J. G. Weicks Working Group on Nonmetals Repair/Replacement Activities (SG-RRA) (BPV XI) Task Group on Nonmetallic Component Degradation and Failure Monitoring (SG-RIM) (BPV XI) M. P. Metcalfe, Chair A. Tzelepi, Secretary M. T. Audrain G. Beirnaert C. Chen W. J. Geringer K. Harris J. Lang J. Potgieter J. E. O’Sullivan, Chair S. Schuessler, Secretary M. Brandes D. R. Dechene M. Golliet J. Johnston, Jr. B. Lin xxxiii T. M. Musto A. Pridmore F. J. Schaaf, Jr. R. Stakenborghs P. Vibien M. P. Marohl, Contributing Member Task Group on HDPE Piping for Low Safety Significance Systems (WG-NMRRA) (BPV XI) M. Brandes, Chair J. E. O’Sullivan, Secretary M. Golliet B. Lin T. M. Musto F. J. Schaaf, Jr. S. Schuessler R. Stakenborghs Task Group on High Strength Nickel Alloys Issues (SG-WCS) (BPV XI) H. Malikowski, Chair C. Waskey, Secretary E. Blackard T. Cinson J. Collins K. Dietrich P. R. Donavin H. Kobayashi S. E. Marlette G. C. Park C. Wax G. White K. A. Whitney Task Group on Repair by Carbon Fiber Composites (WG-NMRRA) (BPV XI) J. E. O’Sullivan, Chair S. F. Arnold S. W. Choi D. R. Dechene M. Golliet L. S. Gordon P. Krishnaswamy M. Kuntz H. Lu M. P. Marohl L. Nadeau C. A. Nove R. P. Ojdrovic A. Pridmore S. Rios C. W. Rowley J. Sealey R. Stakenborghs N. Stoeva M. F. Uddin J. Wen B. Davenport, Alternate Working Group on Welding and Special Repair Processes (SG-RRA) (BPV XI) J. G. Weicks, Chair G. T. Olson, Secretary D. Barborak S. J. Findlan R. C. Folley M. L. Hall J. Honcharik D. Jacobs M. Kris S. E. Marlette S. L. McCracken L. A. Melder J. E. O’Sullivan D. J. Tilly Working Group on Containment (SG-WCS) (BPV XI) M. J. Ferlisi, Chair R. Thames, Secretary P. S. Ghosal H. T. Hill S. Johnson A. E. Keyser B. Lehman P. Leininger J. A. Munshi M. Sircar P. C. Smith S. Walden M. Weis S. G. Brown, Alternate Working Group on Inspection of Systems and Components (SG-WCS) (BPV XI) H. Q. Do, Chair M. Weis, Secretary I. A. Anchondo-Lopez R. W. Blyde K. Caver C. Cueto-Felgueroso M. J. Ferlisi M. L. Garcia Heras K. W. Hall J. Howard A. Keller S. D. Kulat E. Lantz A. Maekawa T. Nomura J. C. Nygaard S. Orita A. W. Wilkens Task Group on Temper Bead Welding (WG-W&SRP) (BPV XI) S. J. Findlan, Chair D. Barborak R. C. Folley J. Graham M. L. Hall D. Jacobs H. Kobayashi S. L. McCracken N. Mohr G. T. Olson J. E. O’Sullivan A. Patel J. Tatman J. G. Weicks Working Group on Pressure Testing (SG-WCS) (BPV XI) J. M. Boughman, Chair S. A. Norman, Secretary T. Anselmi M. J. Homiack A. E. Keyser D. W. Lamond M. Moenssens R. A. Nettles C. Thomas K. Whitney Task Group on Weld Overlay (WG-W&SRP)(BPV XI) S. L. McCracken, Chair S. Hunter, Secretary D. Barborak S. J. Findlan J. Graham M. L. Hall D. Jacobs C. Lohse S. E. Marlette G. T. Olson A. Patel D. W. Sandusky D. E. Waskey J. G. Weicks Working Group on Risk-Informed Activities (SG-WCS) (BPV XI) M. A. Pyne, Chair S. T. Chesworth, Secretary G. Brouette C. Cueto-Felgueroso R. Haessler J. Hakii K. W. Hall M. J. Homiack S. D. Kulat D. W. Lamond E. Lantz P. J. O’Regan N. A. Palm D. Vetter Subgroup on Water-Cooled Systems (SG-WCS) (BPV XI) M. J. Ferlisi, Chair J. Nygaard, Secretary J. M. Boughman S. T. Chesworth J. Collins H. Q. Do K. W. Hall P. J. Hennessey A. E. Keyser S. D. Kulat D. W. Lamond T. Nomura T. Nuoffer M. A. Pyne H. M. Stephens, Jr. R. Thames M. Weis I. A. Anchondo-Lopez, Alternate Working Group on General Requirements (BPV XI) T. Nuoffer, Chair J. Mayo, Secretary J. F. Ball T. L. Chan P. J. Hennessey K. A. Kavanagh G. Ramaraj xxxiv T. N. Rezk A. T. Roberts III S. R. Scott D. Vetter S. E. Woolf B. Harris, Alternate R. S. Spencer, Alternate Subgroup on Nonmandatory Appendices (BPV XII) COMMITTEE ON TRANSPORT TANKS (BPV XII) N. J. Paulick, Chair M. D. Rana, Vice Chair J. Oh, Staff Secretary A. N. Antoniou K. W. A. Cheng P. Chilukuri W. L. Garfield P. Miller M. Pitts J. Roberts T. A. Rogers R. C. Sallash M. Shah S. Staniszewski A. P. Varghese R. Meyers, Contributing Member T. A. Rogers, Chair S. Staniszewski, Secretary P. Chilukuri N. J. Paulick M. Pitts T. J. Rishel Executive Committee (BPV XII) M. D. Rana, Chair N. J. Paulick, Vice Chair J. Oh, Staff Secretary M. Pitts COMMITTEE ON OVERPRESSURE PROTECTION (BPV XIII) T. A. Rogers R. C. Sallash S. Staniszewski A. P. Varghese B. K. Nutter, Chair A. Donaldson, Vice Chair C. E. Rodrigues, Staff Secretary J. F. Ball J. Burgess B. Calderon D. B. DeMichael J. W. Dickson J. M. Levy D. Miller T. Patel B. F. Pittel T. R. Tarbay D. E. Tompkins Z. Wang J. A. West B. Engman, Alternate H. Aguilar, Contributing Member R. W. Barnes, Contributing Member Subgroup on Design and Materials (BPV XII) R. C. Sallash, Chair D. K. Chandiramani K. W. A. Cheng P. Chilukuri S. L. McWilliams N. J. Paulick M. D. Rana T. J. Rishel T. A. Rogers M. Shah S. Staniszewski A. P. Varghese K. Xu Y. Doron, Contributing Member A. T. Duggleby, Contributing Member R. D. Hayworth, Contributing Member B. E. Spencer, Contributing Member J. Zheng, Contributing Member Subgroup on Fabrication, Inspection, and Continued Service (BPV XII) M. Pitts, Chair K. W. A. Cheng P. Chilukuri M. Koprivnak P. Miller O. Mulet T. J. Rishel J. Roberts R. C. Sallash D. G. Shelton D. D. Brusewitz, Contributing Member Y. Doron, Contributing Member R. D. Danzy, Contributing Member A. Frigerio, Contributing Member J. P. Glaspie, Contributing Member S. F. Harrison, Jr., Contributing Member A. Hassan, Contributing Member P. K. Lam, Contributing Member M. Mengon, Contributing Member J. Mize, Contributing Member M. Mullavey, Contributing Member S. K. Parimi, Contributing Member J. Phillips, Contributing Member M. Reddy, Contributing Member S. Ruesenberg, Contributing Member K. Shores, Contributing Member D. E. Tezzo, Contributing Member A. Wilson, Contributing Member Executive Committee (BPV XIII) A. Donaldson, Chair B. K. Nutter, Vice Chair C. E. Rodrigues, Staff Secretary J. F. Ball T. A. Rogers R. C. Sallash S. Staniszewski D. B. DeMichael K. R. May D. Miller Y. Doron, Contributing Member R. D. Hayworth, Contributing Member G. McRae, Contributing Member Subgroup on Design and Materials (BPV XIII) D. Miller, Chair T. Patel, Vice Chair T. K. Acharya C. E. Beair W. E. Chapin J. L. Freiler B. Joergensen V. Kalyanasundaram R. Krithivasan B. J. Mollitor T. R. Tarbay Subgroup on General Requirements (BPV XII) S. Staniszewski, Chair A. N. Antoniou P. Chilukuri H. Ebben III J. L. Freiler W. L. Garfield O. Mulet B. F. Pittel M. Pitts R. C. Sallash Y. Doron, Contributing Member T. J. Hitchcock, Contributing Member S. L. McWilliams, Contributing Member T. A. Rogers, Contributing Member D. G. Shelton, Contributing Member xxxv J. A. West A. Williams D. J. Azukas, Contributing Member R. D. Danzy, Contributing Member A. Hassan, Contributing Member R. Miyata, Contributing Member M. Mullavey, Contributing Member S. K. Parimi, Contributing Member G. Ramirez, Contributing Member K. Shores, Contributing Member US TAG to ISO TC 185 Safety Devices for Protection Against Excessive Pressure (BPV XIII) Subgroup on General Requirements (BPV XIII) A. Donaldson, Chair B. F. Pittel, Vice Chair J. M. Levy, Secretary R. Antoniuk D. J. Azukas J. F. Ball J. Burgess D. B. DeMichael S. T. French J. Grace C. Haldiman J. Horne R. Klimas, Jr. Z. E. Kumana P. K. Lam D. Mainiero-Cessna K. R. May J. Mize L. Moedinger M. Mullavey K. Shores D. E. Tezzo D. E. Tompkins J. F. White B. Calderon, Contributing Member P. Chavdarov, Contributing Member T. M. Fabiani, Contributing Member J. L. Freiler, Contributing Member J. P. Glaspie, Contributing Member G. D. Goodson, Contributing Member B. Joergensen, Contributing Member C. Lasarte, Contributing Member M. Mengon, Contributing Member D. E. Miller, Contributing Member R. Miyata, Contributing Member B. Mruk, Contributing Member J. Phillips, Contributing Member M. Reddy, Contributing Member S. Ruesenberg, Contributing Member R. Sadowski, Contributing Member A. Swearingin, Contributing Member A. P. Varghese, Contributing Member Subgroup on Nuclear (BPV XIII) K. R. May, Chair J. F. Ball, Vice Chair R. Krithivasan, Secretary M. Brown J. W. Dickson S. Jones R. Lack D. Miller T. Patel D. Miller, Chair C. E. Rodrigues, Staff Secretary J. F. Ball T. J. Bevilacqua D. B. DeMichael J. W. Dickson B. K. Nutter T. Patel J. R. Thomas, Jr. D. Tuttle J. A. West J. F. White COMMITTEE ON BOILER AND PRESSURE VESSEL CONFORMITY ASSESSMENT (CBPVCA) R. V. Wielgoszinski, Chair G. Scribner, Vice Chair G. Moino, Staff Secretary M. Blankinship J. P. Chicoine T. E. Hansen W. Hibdon B. L. Krasiun L. E. McDonald N. Murugappan I. Powell D. E. Tuttle E. A. Whittle P. Williams T. P. Beirne, Alternate N. Caputo, Alternate P. Chavdarov, Alternate J. M. Downs, Alternate P. D. Edwards, Alternate Y.-S. Kim, Alternate B. Morelock, Alternate M. Prefumo, Alternate R. Rockwood, Alternate K. Roewe, Alternate B. C. Turczynski, Alternate J. Yu, Alternate D. Cheetham, Contributing Member A. J. Spencer, Honorary Member K. Shores I. H. Tseng B. J. Yonsky J. M. Levy, Alternate Y. Wong, Alternate J. Yu, Alternate S. T. French, Contributing Member D. B. Ross, Contributing Member COMMITTEE ON NUCLEAR CERTIFICATION (CNC) Subgroup on Testing (BPV XIII) B. K. Nutter, Chair J. W. Dickson, Vice Chair R. Houk, Secretary T. P. Beirne M. Brown B. Calderon V. Chicola III B. Engman R. J. Garnett R. Lack M. Mengon C. Sharpe J. R. Thomas, Jr. Z. Wang D. Nelson, Alternate J. Mize, Contributing Member M. Mullavey, Contributing Member S. Ruesenberg, Contributing Member K. Shores, Contributing Member A. Strecker, Contributing Member A. Wilson, Contributing Member R. R. Stevenson, Chair M. A. Lockwood, Vice Chair S. Khan, Staff Secretary A. Appleton J. F. Ball G. Claffey N. DeSantis C. Dinic G. Gobbi J. W. Highlands K. A. Kavanagh J. C. Krane T. McGee E. L. Pleins T. E. Quaka T. N. Rezk D. M. Vickery E. A. Whittle xxxvi T. Aldo, Alternate M. Blankinship, Alternate G. Brouette, Alternate M. Burke, Alternate P. J. Coco, Alternate Y. Diaz-Castillo, Alternate P. D. Edwards, Alternate J. Grimm, Alternate K. M. Hottle, Alternate P. Krane, Alternate S. J. Montano, Alternate I. Olson, Alternate L. Ponce, Alternate M. Wilson, Alternate S. Yang, Alternate S. F. Harrison, Jr., Contributing Member ASTM PERSONNEL The ASTM standards included within this ASME publication have been reproduced through a license agreement with ASTM International. Information regarding the ASTM standards process can be found at www.astm.org. xxxvii ð23Þ CORRESPONDENCE WITH THE COMMITTEE ð23Þ General ASME codes and standards are developed and maintained by committees with the intent to represent the consensus of concerned interests. Users of ASME codes and standards may correspond with the committees to propose revisions or cases, report errata, or request interpretations. Correspondence for this Section of the ASME Boiler and Pressure Vessel Code (BPVC) should be sent to the staff secretary noted on the Section’s committee web page, accessible at https://go.asme.org/CSCommittees. NOTE: See ASME BPVC Section II, Part D for guidelines on requesting approval of new materials. See Section II, Part C for guidelines on requesting approval of new welding and brazing materials (“consumables”). Revisions and Errata The committee processes revisions to this Code on a continuous basis to incorporate changes that appear necessary or desirable as demonstrated by the experience gained from the application of the Code. Approved revisions will be published in the next edition of the Code. In addition, the committee may post errata and Special Notices at http://go.asme.org/BPVCerrata. Errata and Special Notices become effective on the date posted. Users can register on the committee web page to receive e-mail notifications of posted errata and Special Notices. This Code is always open for comment, and the committee welcomes proposals for revisions. Such proposals should be as specific as possible, citing the paragraph number(s), the proposed wording, and a detailed description of the reasons for the proposal, including any pertinent background information and supporting documentation. Cases (a) The most common applications for cases are (1) to permit early implementation of a revision based on an urgent need (2) to provide alternative requirements (3) to allow users to gain experience with alternative or potential additional requirements prior to incorporation directly into the Code (4) to permit use of a new material or process (b) Users are cautioned that not all jurisdictions or owners automatically accept cases. Cases are not to be considered as approving, recommending, certifying, or endorsing any proprietary or specific design, or as limiting in any way the freedom of manufacturers, constructors, or owners to choose any method of design or any form of construction that conforms to the Code. (c) The committee will consider proposed cases concerning the following topics only: (1) equipment to be marked with the ASME Single Certification Mark, or (2) equipment to be constructed as a repair/replacement activity under the requirements of Section XI (d) A proposed case shall be written as a question and reply in the same format as existing cases. The proposal shall also include the following information: (1) a statement of need and background information (2) the urgency of the case (e.g., the case concerns a project that is underway or imminent) (3) the Code Section and the paragraph, figure, or table number(s) to which the proposed case applies (4) the edition(s) of the Code to which the proposed case applies (e) A case is effective for use when the public review process has been completed and it is approved by the cognizant supervisory board. Cases that have been approved will appear in the next edition or supplement of the Code Cases books, “Boilers and Pressure Vessels” or “Nuclear Components.” Each Code Cases book is updated with seven Supplements. Supplements will be sent or made available automatically to the purchasers of the Code Cases books until the next edition of the Code. Annulments of Code Cases become effective six months after the first announcement of the annulment in a Code Case Supplement or Edition of the appropriate Code Case book. The status of any case is available at http://go.asme.org/BPVCCDatabase. An index of the complete list of Boiler and Pressure Vessel Code Cases and Nuclear Code Cases is available at http://go.asme.org/BPVCC. xxxviii Interpretations (a) Interpretations clarify existing Code requirements and are written as a question and reply. Interpretations do not introduce new requirements. If a revision to resolve conflicting or incorrect wording is required to support the interpretation, the committee will issue an intent interpretation in parallel with a revision to the Code. (b) Upon request, the committee will render an interpretation of any requirement of the Code. An interpretation can be rendered only in response to a request submitted through the online Interpretation Submittal Form at http://go.asme.org/InterpretationRequest. Upon submitting the form, the inquirer will receive an automatic e-mail confirming receipt. (c) ASME does not act as a consultant for specific engineering problems or for the general application or understanding of the Code requirements. If, based on the information submitted, it is the opinion of the committee that the inquirer should seek assistance, the request will be returned with the recommendation that such assistance be obtained. Inquirers may track the status of their requests at http://go.asme.org/Interpretations. (d) ASME procedures provide for reconsideration of any interpretation when or if additional information that might affect an interpretation is available. Further, persons aggrieved by an interpretation may appeal to the cognizant ASME committee or subcommittee. ASME does not “approve,” “certify,” “rate,” or “endorse” any item, construction, proprietary device, or activity. (e) Interpretations are published in the ASME Interpretations Database at http://go.asme.org/Interpretations as they are issued. Committee Meetings The ASME BPVC committees regularly hold meetings that are open to the public. Persons wishing to attend any meeting should contact the secretary of the applicable committee. Information on future committee meetings can be found at http://go.asme.org/BCW. xxxix PREFACE The American Society of Mechanical Engineers (ASME) and the American Society for Testing and Materials (ASTM) have cooperated for more than fifty years in the preparation of material specifications adequate for safety in the field of pressure equipment for ferrous and nonferrous materials, contained in Section II (Part A — Ferrous and Part B — Nonferrous) of the ASME Boiler and Pressure Vessel Code. The evolution of this cooperative effort is contained in Professor A. M. Greene’s “History of the ASME Boiler Code,” which was published as a series of articles in Mechanical Engineering from July 1952 through August 1953 and is now available from ASME in a special bound edition. The following quotations from this history, which was based upon the minutes of the ASME Boiler and Pressure Vessel Committee, will help focus on the cooperative nature of the specifications found in Section II, Material Specifications. “General discussion of material specifications comprising Paragraphs 1 to 112 of Part 2 and the advisability of having them agree with ASTM specifications,” (1914). “ASME Subcommittee appointed to confer with ASTM,” (1916). “Because of this cooperation the specifications of the 1918 Edition of the ASME Boiler Code were more nearly in agreement with ASTM specifications. In the 1924 Edition of the Code, 10 specifications were in complete agreement with ASTM specifications, 4 in substantial agreement and 2 covered materials for which ASTM had no corresponding specifications.” “In Section II, Material Specifications, the paragraphs were given new numbers beginning with S-1 and extending to S-213,” (1925). “Section II was brought into agreement with changes made in the latest ASTM specifications since 1921,” (1932). “The Subcommittee on Material Specifications arranged for the introduction of the revisions of many of the specifications so that they would agree with the latest form of the earlier ASTM specifications...,” (1935). From the preceding, it is evident that many of the material specifications were prepared by the Boiler and Pressure Vessel Code Committees, then subsequently, by cooperative action, modified and identified as ASTM specifications. Section II, Parts A and B, currently contain many material specifications that are identical with the corresponding ASTM specifications and some that have been modified for Code usage. Many of these specifications are published in dual format. That is, they contain both U.S. Customary units and SI units. The metrication protocols followed in the specifications are those adopted by ASTM, and are usually to the rules of IEEE/ASTM SI 10-1997, Standard for the Use of the International System of Units (SI): The Modern Metric System. In 1969, the American Welding Society began publication of specifications for welding rods, electrodes, and filler metals, hitherto issued by ASTM. The Boiler and Pressure Vessel Committee has recognized this new arrangement, and is now working with AWS on these specifications. Section II, Part C, contains the welding material specifications approved for Code use. In 1992, the ASME Board of Pressure Technology Codes and Standards endorsed the use of non-ASTM material for Boiler and Pressure Vessel Code applications. It is the intent to follow the procedures and practices currently in use to implement the adoption of non-ASTM materials. All identical specifications are indicated by the ASME/originating organization symbols. The specifications prepared and copyrighted by ASTM, AWS, and other originating organizations are reproduced in the Code with the permission of the respective Society. The ASME Boiler and Pressure Vessel Committee has given careful consideration to each new and revised specification, and has made such changes as they deemed necessary to make the specification adaptable for Code usage. In addition, ASME has furnished ASTM with the basic requirements that should govern many proposed new specifications. Joint action will continue an effort to make the ASTM, AWS, and ASME specifications identical. To assure that there will be a clear understanding on the part of the users of Section II, ASME publishes both the identical specifications and those amended for Code usage every 2 years. The ASME Boiler and Pressure Vessel Code has been adopted into law by 50 states and many municipalities in the United States and by all of the Canadian provinces. xl SPECIFICATIONS LISTED BY MATERIALS Corrosion-Resisting and Heat-Resisting Steels SA-182/SA-182M SA-193/SA-193M SA-194/SA-194M SA-213/SA-213M SA-216/SA-216M SA-217/SA-217M SA-234/SA-234M SA-240/SA-240M SA-249/SA-249M SA-264 SA-265 SA-268/SA-268M SA-312/SA-312M SA-320/SA-320M SA-336/SA-336M SA-351/SA-351M SA-358/SA-358M SA-369/SA-369M SA-376/SA-376M SA-401/SA-401M SA-403/SA-403M SA-409/SA-409M SA-426/SA-426M SA-437/SA-437M SA-451/SA-451M SA-479/SA-479M SA-484/SA-484M SA-515/SA-515M SA-564/SA-564M Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy-Steel and Stainless Steel Bolting for High-Temperature or High Pressure Service and Other Special Purpose Applications . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Carbon, Suitable for Fusion Welding for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Chromium-Nickel Steel-Clad Plate . . . . . . . . . . . . . . . . . . . . . . . Specification for Nickel and Nickel-Base Alloy-Clad Steel Plate . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service . . Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts . . . . . . . Specification for Castings, Austenitic, for Pressure-Containing Parts . . . . . . . . . . . . . . . . . Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Ferritic Alloy Steel Forged and Bored Pipe for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Austenitic Steel Pipe for High-Temperature Service . . . . . . . . Specification for Steel Wire, Chromium-Silicon Alloy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Wrought Austenitic Stainless Steel Piping Fittings . . . . . . . . . . . . . . . . . . Specification for Welded Large Diameter Austenitic Steel Pipe for Corrosive or HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Ferritic Alloy Steel Pipe for High-Temperature Service Specification for Stainless and Alloy-Steel Turbine-Type Bolting Specially Heat Treated for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Austenitic Steel Pipe for High-Temperature Service . Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings . . Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and HigherTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xli 211 233 247 279 299 305 329 339 355 379 385 399 451 465 517 539 565 575 637 665 671 683 709 715 747 773 809 867 969 SA-638/SA-638M SA-660 SA-666 SA-691/SA-691M SA-705/SA-705M SA-789/SA-789M SA-790/SA-790M SA-814/SA-814M SA-815/SA-815M SA-995/SA-995M SA/EN 10088-2 SA/EN 10088-3 Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Carbon Steel Pipe for High-Temperature Service . . . Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Age-Hardening Stainless Steel Forgings . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe . . . . . . . . Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe . . . . . . . . . . . . . . . Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steels Part 2: Technical Delivery Conditions for Sheet/Plate and Strip of Corrosion Resisting Steels for General Purposes . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Part 3: Technical Delivery Conditions for Semi-Finished Products, Bars, Rods, Wire, Sections, and Bright Products of Corrosion Resisting Steels for General Purposes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1059 1079 1089 1137 1173 1295 1301 1329 1337 1481 1583 1585 Methods SA-370 SA-751 SA-1058 Test Methods and Definitions for Mechanical Testing of Steel Products . . . . . . . . . . . . . . Test Methods and Practices for Chemical Analysis of Steel Products . . . . . . . . . . . . . . . . . Test Methods for Mechanical Testing of Steel Products—Metric . . . . . . . . . . . . . . . . . . . . 581 1243 1539 Steel Bars SA-6/SA-6M SA-29/SA-29M SA-31 SA-276/SA-276M SA-311/SA-311M SA-479/SA-479M SA-484/SA-484M SA-564/SA-564M SA-638/SA-638M SA-675/SA-675M SA-696 SA-739 SA/JIS G4303 Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet Piling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought . Specification for Steel Rivets and Bars for Rivets, Pressure Vessels . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Bars and Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Cold-Drawn, Stress-Relieved Carbon Steel Bars Subject to Mechanical Property Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings . . Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanical Properties Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or PressureContaining Parts, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Steel Bars . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 101 119 407 445 773 809 969 1059 1121 1155 1217 1603 Steel Billets and Forgings SA-105/SA-105M SA-181/SA-181M SA-266/SA-266M SA-336/SA-336M Specification Specification Specification Specification for for for for Carbon Steel Forgings for Piping Applications . . . . . . . . . . . . . . Carbon Steel Forgings, for General-Purpose Piping . . . . . . . . . . Carbon Steel Forgings for Pressure Vessel Components . . . . . . Alloy Steel Forgings for Pressure and High-Temperature Parts xlii .. .. .. .. . . . . .. .. .. .. . . . . . . . . 163 205 393 517 SA-350/SA-350M SA-372/SA-372M SA-484/SA-484M SA-508/SA-508M SA-541/SA-541M SA-638/SA-638M SA-649/SA-649M SA-705/SA-705M SA-723/SA-723M SA-765/SA-765M SA-788/SA-788M SA-836/SA-836M SA-965/SA-965M SA/EN 10222-2 Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Forgings for Thin-Walled Pressure Vessels . . . Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings . . Specification for Quenched and Tempered Vacuum-Treated Carbon and Alloy Steel Forgings for Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Quenched and Tempered Carbon and Alloy Steel Forgings for Pressure Vessel Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Forged Steel Rolls, Used for Corrugating Paper Machinery . . . . . . . . . . Specification for Age-Hardening Stainless Steel Forgings . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy Steel Forgings for High-Strength Pressure Component Application Specification for Carbon Steel and Low-Alloy Steel Pressure-Vessel-Component Forgings With Mandatory Toughness Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Forgings, General Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Titanium-Stabilized Carbon Steel Forgings for Glass-Lined Piping and Pressure Vessel Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Forgings, Austenitic, for Pressure and High-Temperature Parts . . Specification for Steel Forgings for Pressure Purposes Part 2: Ferritic and Martensitic Steels With Specified Elevated Temperature Properties . . . . . . . . . . . . . . . . . . . . . . . . . 527 631 809 831 919 1059 1069 1173 1183 1249 1281 1357 1427 1593 Steel Bolting Materials SA-193/SA-193M SA-194/SA-194M SA-307 SA-320/SA-320M SA-325 SA-354 SA-437/SA-437M SA-449 SA-453/SA-453M SA-540/SA-540M SA-563 SA-574 SA-962/SA-962M SF-568M Specification for Alloy-Steel and Stainless Steel Bolting for High-Temperature or High Pressure Service and Other Special Purpose Applications . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength . . . . . . . . . . Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service . . Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless and Alloy-Steel Turbine-Type Bolting Specially Heat Treated for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hex Cap Screws, Bolts and Studs, Steel, Heat Treated, 120/105/90 ksi Minimum Tensile Strength, General Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for High-Temperature Bolting, With Expansion Coefficients Comparable to Austenitic Stainless Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy-Steel Bolting for Special Applications . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Alloy Steel Socket-Head Cap Screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Bolting Intended for Use at any Temperature From Cryogenic to the Creep Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners . . . . . . . 233 247 439 465 473 557 715 727 753 911 957 1021 1413 1551 Steel Castings SA-216/SA-216M SA-217/SA-217M SA-351/SA-351M SA-352/SA-352M SA-487/SA-487M Specification for Steel Castings, Carbon, Suitable for Fusion Welding for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic, for Pressure-Containing Parts . . . . . . . . . . . . . . . . . Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings Suitable for Pressure Service . . . . . . . . . . . . . . . . . . . . . . . xliii 299 305 539 547 823 SA-609/SA-609M SA-667/SA-667M SA-703/SA-703M SA-747/SA-747M SA-781/SA-781M SA-985/SA-985M SA-995/SA-995M Specification for Castings, Carbon, Low-Alloy, and Martensitic Stainless Steel, Ultrasonic Examination Thereof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Dual Metal (Gray and White Cast Iron) Cylinders . . Specification for Steel Castings, General Requirements, for Pressure-Containing Parts . . Specification for Steel Castings, Stainless, Precipitation Hardening . . . . . . . . . . . . . . . . . . Specification for Castings, Steel and Alloy, Common Requirements, for General Industrial Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Investment Castings General Requirements, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1041 1101 1159 1221 1261 1435 1481 Steel Flanges, Fittings, Valves, and Parts SA-105/SA-105M SA-181/SA-181M SA-182/SA-182M SA-216/SA-216M SA-217/SA-217M SA-231/SA-231M SA-232/SA-232M SA-234/SA-234M SA-350/SA-350M SA-351/SA-351M SA-352/SA-352M SA-403/SA-403M SA-420/SA-420M SA-522/SA-522M SA-592/SA-592M SA-815/SA-815M SA-905 SA-960/SA-960M SA-961/SA-961M SA-985/SA-985M SA-988/SA-988M SA-989/SA-989M SA-995/SA-995M Specification for Carbon Steel Forgings for Piping Applications . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Steel Forgings, for General-Purpose Piping . . . . . . . . . . . . . . . . . Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Carbon, Suitable for Fusion Welding for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Chromium-Vanadium Alloy Steel Spring Wire . . . . . . . . . . . . . . . . . . . . . Specification for Chromium-Vanadium Alloy Steel Valve Spring Quality Wire . . . . . . . . . Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic, for Pressure-Containing Parts . . . . . . . . . . . . . . . . . Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Wrought Austenitic Stainless Steel Piping Fittings . . . . . . . . . . . . . . . . . . Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for LowTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Forged or Rolled 8 and 9% Nickel Alloy Steel Flanges, Fittings, Valves, and Parts for Low-Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for High-Strength Quenched and Tempered Low-Alloy Steel Forged Fittings and Parts for Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Wire, Pressure Vessel Winding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Wrought Steel Piping Fittings . . . . . . . . . . . Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Investment Castings General Requirements, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Hot Isostatically-Pressed Alloy Steel Flanges, Fittings, Valves, and Parts for High Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for PressureContaining Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163 205 211 299 305 317 323 329 527 539 547 671 697 879 1037 1337 1375 1391 1403 1435 1457 1471 1481 Steel Pipe SA-53/SA-53M SA-106/SA-106M SA-134/SA-134M Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless . Specification for Seamless Carbon Steel Pipe for High-Temperature Service . . . . . . . . . . Specification for Pipe, Steel, Electric-Fusion (ARC)-Welded (Sizes NPS 16 and Over) . . . xliv 139 169 179 SA-135/SA-135M SA-312/SA-312M SA-333/SA-333M SA-335/SA-335M SA-358/SA-358M SA-369/SA-369M SA-376/SA-376M SA-409/SA-409M SA-426/SA-426M SA-451/SA-451M SA-524/SA-524M SA-530/SA-530M SA-587 SA-660 SA-671/SA-671M SA-672/SA-672M SA-691/SA-691M SA-727/SA-727M SA-731/SA-731M SA-790/SA-790M SA-813/SA-813M SA-814/SA-814M SA-941 SA-961/SA-961M SA-999/SA-999M Specification for Electric-Resistance-Welded Steel Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications With Required Notch Toughness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service . . . . . Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Ferritic Alloy Steel Forged and Bored Pipe for HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless Austenitic Steel Pipe for High-Temperature Service . . . . . . . . Specification for Welded Large Diameter Austenitic Steel Pipe for Corrosive or HighTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Ferritic Alloy Steel Pipe for High-Temperature Service Specification for Centrifugally Cast Austenitic Steel Pipe for High-Temperature Service . Specification for Seamless Carbon Steel Pipe for Atmospheric and Lower Temperatures Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe . . . Specification for Electric-Resistance-Welded Low-Carbon Steel Pipe for the Chemical Industry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Centrifugally Cast Carbon Steel Pipe for High-Temperature Service . . . Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Steel Forgings for Piping Components with Inherent Notch Toughness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Seamless, Welded Ferritic, and Martensitic Stainless Steel Pipe . . . . . . Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe . . . . . . . . Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe . . . . . . . . . . . . Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe . . . . . . . . . . . . . . . Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for General Requirements for Alloy and Stainless Steel Pipe . . . . . . . . . . . . 185 451 483 505 565 575 637 683 709 747 885 893 1031 1079 1105 1113 1137 1195 1201 1301 1319 1329 1381 1403 1487 Steel Plate, Sheet, and Strip SA-568/SA-568M SA-749/SA-749M Specification for Steel, Sheet, Carbon, Structural, and High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, General Requirements for . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel, Strip, Carbon and High-Strength, Low-Alloy, Hot-Rolled, General Requirements for . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 981 1231 Steel Plates, Sheets, and Strip for Pressure Vessels SA-20/SA-20M SA-203/SA-203M SA-204/SA-204M SA-225/SA-225M SA-240/SA-240M SA-263 SA-264 SA-265 SA-285/SA-285M Specification for General Requirements for Steel Plates for Pressure Vessels . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Nickel . . . . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Vanadium-Nickel . . . . . Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Chromium Steel-Clad Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Stainless Chromium-Nickel Steel-Clad Plate . . . . . . . . . . . . . . . . . . . . . . . Specification for Nickel and Nickel-Base Alloy-Clad Steel Plate . . . . . . . . . . . . . . . . . . . . . Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xlv 67 261 265 313 339 373 379 385 427 SA-299/SA-299M SA-302/SA-302M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Silicon . . . . . . . . . . . . Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and Manganese-Molybdenum-Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-353/SA-353M Specification for Pressure Vessel Plates, Alloy Steel, Double-Normalized and Tempered 9% Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-387/SA-387M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum . . . . . . . . . SA-414/SA-414M Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy for Pressure Vessels SA-455/SA-455M Specification for Pressure Vessel Plates, Carbon Steel, High-Strength Manganese . . . . . . SA-480/SA-480M Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-515/SA-515M Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and HigherTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-516/SA-516M Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and LowerTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-517/SA-517M Specification for Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Tempered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-533/SA-533M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered, Manganese-Molybdenum and Manganese-Molybdenum-Nickel . . . . . . . . . . . . . . . . . . . SA-537/SA-537M Specification for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel SA-542/SA-542M Specification for Pressure Vessel Plates, Alloy Steel, Quenched-and-Tempered, Chromium-Molybdenum, and Chromium-Molybdenum-Vanadium . . . . . . . . . . . . . . . . . SA-543/SA-543M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered, NickelChromium-Molybdenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-553/SA-553M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 7, 8, and 9% Nickel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-562/SA-562M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Titanium for Glass or Diffused Metallic Coatings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-612/SA-612M Specification for Pressure Vessel Plates, Carbon Steel, High Strength, for Moderate and Lower Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-645/SA-645M Specification for Pressure Vessel Plates, 5% and 512% Nickel Alloy Steels, Specially Heat Treated . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-662/SA-662M Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-666 Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-693 Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-724/SA-724M Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, Quenched and Tempered, for Welded Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-736/SA-736M Specification for Pressure Vessel Plates, Low-Carbon Age-Hardening Nickel-CopperChromium-Molybdenum-Columbium (Niobium) Alloy Steel . . . . . . . . . . . . . . . . . . . . . . SA-737/SA-737M Specification for Pressure Vessel Plates, High-Strength Low-Alloy Steel . . . . . . . . . . . . . . SA-738/SA-738M Specification for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-770/SA-770M Specification for Through-Thickness Tension Testing of Steel Plates for Special Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-832/SA-832M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum-Vanadium SA-841/SA-841M Specification for Steel Plates for Pressure Vessels, Produced by Thermo-Mechanical Control Process (TMCP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-1010/SA-1010M Specification for Higher-Strength Martensitic Stainless Steel Plate, Sheet, and Strip . . . . SA-1017/SA-1017M Specification for Pressure Vessel Plates, Alloy-Steel, Chromium-Molybdenum-Tungsten SA/AS 1548 Specification for Fine Grained, Weldable Steel Plates for Pressure Equipment . . . . . . . . . SA/EN 10028-2 Specification for Flat Products Made of Steels for Pressure Purposes Part 2: Non-Alloy and Alloy Steels With Specified Elevated Temperature Properties . . . . . . . . . . . . . . . . . . . . SA/EN 10028-3 Specification for Flat Products Made of Steels For Pressure Purposes Part 3: Weldable Fine Grain Steels, Normalized . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xlvi 431 435 553 645 691 761 783 867 871 875 903 907 929 935 939 953 1055 1065 1085 1089 1145 1189 1203 1207 1211 1255 1345 1361 1509 1535 1563 1571 1575 SA/EN 10028-4 SA/EN 10028-7 SA/GB 713 SA/JIS G3118 Specification for Flat Products Made of Steels For Pressure Purposes Part 4: Nickel Alloy Steels With Specified Low Temperature Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Flat Products Made of Steels for Pressure Purposes Part 7: Stainless Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Steel Plates for Boilers and Pressure Vessels . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Steel Plates for Pressure Vessels for Intermediate and Moderate Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1577 1581 1595 1599 Steel Tubes SA-178/SA-178M Specification for Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-179/SA-179M Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-192/SA-192M Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service . . . . . . . SA-209/SA-209M Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-210/SA-210M Specification for Seamless Medium-Carbon Steel Boiler and Superheater Tubes . . . . . . . SA-213/SA-213M Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-214/SA-214M Specification for Electric-Resistance-Welded Carbon Steel Heat-Exchanger and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-249/SA-249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-250/SA-250M Specification for Electric-Resistance-Welded Ferritic Alloy-Steel Boiler and Superheater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-268/SA-268M Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-334/SA-334M Specification for Seamless and Welded Carbon and Alloy-Steel Tubes for LowTemperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-423/SA-423M Specification for Seamless and Electric-Welded Low-Alloy Steel Tubes . . . . . . . . . . . . . . . SA-450/SA-450M Specification for General Requirements for Carbon and Low Alloy Steel Tubes . . . . . . . . SA-513 Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing SA-556/SA-556M Specification for Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes . . . . . . . . SA-557/SA-557M Specification for Electric-Resistance-Welded Carbon Steel Feedwater Heater Tubes . . . . SA-688/SA-688M Specification for Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-789/SA-789M Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-803/SA-803M Specification for Seamless and Welded Ferritic Stainless Steel Feedwater Heater Tubes SA-941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys . . . . . . . . SA-1016/SA-1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA/EN 10216-2 Specification for Seamless Steel Tubes for Pressure Purposes Part 2: Technical Delivery Conditions for Non-Alloy and Alloy Steel Tubes With Specified Elevated Temperature Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA/EN 10217-1 Specification for Welded Steel Tubes for Pressure Purposes Part 1: Technical Delivery Conditions for Electric Welded and Submerged Arc Welded Non-Alloy Steel Tubes With Specified Room Temperature Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195 201 229 269 273 279 295 355 367 399 493 705 735 841 943 951 1127 1295 1311 1381 1523 1589 1591 Structural Steel SA-6/SA-6M SA-36/SA-36M SA-283/SA-283M SA-572/SA-572M Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet Piling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Carbon Structural Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Low and Intermediate Tensile Strength Carbon Steel Plates . . . . . . . . . Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel . . . . . xlvii 3 125 423 1017 SA-656/SA-656M Specification for Hot-Rolled Structural Steel, High-Strength Low-Alloy Plate With Improved Formability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA-1008/SA-1008M Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy With Improved Formability . . . . . . . . . . . . . . . . . . . . . . SA-1011/SA-1011M Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy With Improved Formability, and Ultra-HighStrength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA/CSA-G40.21 Specification for Structural Quality Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA/EN 10025-2 Specification for Hot Rolled Products of Structural Steels Part 2: Technical Delivery Conditions for Non-Alloy Structural Steels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SA/IS 2062 Specification for Hot Rolled Medium and High Tensile Structural Steel . . . . . . . . . . . . . . 1075 . 1499 . . 1513 1565 . . 1567 1597 Specification for Ferritic Malleable Iron Castings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Gray Iron Castings for Pressure Containing Parts for Temperatures up to 650°F (350°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Ferritic Ductile Iron Pressure-Retaining Castings for Use at Elevated Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Austenitic Ductile Iron Castings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Ductile Iron Castings for Paper Mill Dryer Rolls . . . . . . . . . . . . . . . . . . . Specification for Statically Cast Chilled White Iron-Gray Iron Dual Metal Rolls for Pressure Vessel Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specification for Common Requirements for Iron Castings for General Industrial Use . . Specification for Ferritic Ductile Iron Castings Suitable for Low-Temperature Service . . Specification for Heavy-Walled Ferritic Spheroidal Graphite Iron Castings for Low Temperature Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129 Wrought Iron, Cast Iron, and Malleable Iron SA-47/SA-47M SA-278/SA-278M SA-395/SA-395M SA-439/SA-439M SA-476/SA-476M SA-748/SA-748M SA-834 SA-874/SA-874M SA/JIS G5504 xlviii 417 651 719 765 1227 1351 1371 1605 SPECIFICATION REMOVAL From time to time, it becomes necessary to remove specifications from this Part of Section II. This occurs because the sponsoring society (e.g., ASTM, AWS, CEN) has notified ASME that the specification has either been replaced with another specification, or that there is no known use and production of a material. Removal of a specification from this Section also results in concurrent removal of the same specification from Section IX and from all of the ASME Boiler and Pressure Vessel Construction Codes that reference the material. This action effectively prohibits further use of the material in ASME Boiler and Pressure Vessel construction. The following specifications will be dropped from this Section in the next Edition, unless information concerning current production and use of the material is received before December 1 of this year: SA-557 SA-731 (withdrawn by ASTM; see SA-268/SA-268M) If you are currently using and purchasing new material to this specification for ASME Boiler and Pressure Vessel Code construction, and if discontinuance of this specification would present a hardship, please notify the Secretary of the ASME Boiler and Pressure Vessel Committee, at the address shown below: Secretary ASME Boiler and Pressure Vessel Committee Two Park Avenue New York, NY 10016-5990 xlix ð23Þ SUMMARY OF CHANGES Changes listed below are identified on the pages by a margin note, (23), placed next to the affected area. Page Location Change xi List of Sections (1) Under Section III, Division 4 added (2) Title of Section XI and subtitle of Section XI, Division 2 revised (3) Information on interpretations and Code cases moved to “Correspondence With the Committee” xv Personnel Updated xxxvii ASTM Personnel Updated xxxviii Correspondence With the Committee Added (replaces “Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees”) xlix Specification Removal Updated liii Cross-Referencing in the ASME BPVC Updated 1 Statement of Policy on the Use of ASME Material Specifications Added 3 SA-6/SA-6M Revised in its entirety 67 SA-20/SA-20M Revised in its entirety 101 SA-29/SA-29M Revised in its entirety 125 SA-36/SA-36M Revised in its entirety 139 SA-53/SA-53M Revised in its entirety 163 SA-105/SA-105M Revised in its entirety 169 SA-106/SA-106M Revised in its entirety 201 SA-179/SA-179M Revised in its entirety 211 SA-182/SA-182M Revised in its entirety 229 SA-192/SA-192M Revised in its entirety 233 SA-193/SA-193M Revised in its entirety 247 SA-194/SA-194M Revised in its entirety 279 SA-213/SA-213M Revised in its entirety 295 SA-214/SA-214M Revised in its entirety 355 SA-249/SA-249M Revised in its entirety 393 SA-266/SA-266M Revised in its entirety 399 SA-268/SA-268M Revised in its entirety 407 SA-276/SA-276M Revised in its entirety 423 SA-283/SA-283M Revised in its entirety 465 SA-320/SA-320M Revised in its entirety l Page Location Change 539 SA-351/SA-351M Revised in its entirety 565 SA-358/SA-358M Revised in its entirety 581 SA-370 Revised in its entirety 631 SA-372/SA-372M Revised in its entirety 637 SA-376/SA-376M Revised in its entirety 665 SA-401/SA-401M Added 671 SA-403/SA-403M Revised in its entirety 683 SA-409/SA-409M Revised in its entirety 691 SA-414/SA-414M Revised in its entirety 705 SA-423/SA-423M Revised in its entirety 715 SA-437/SA-437M Revised in its entirety 719 SA-439/SA-439M Added 735 SA-450/SA-450M Revised in its entirety 753 SA-453/SA-453M Revised in its entirety 773 SA-479/SA-479M Revised in its entirety 809 SA-484/SA-484M Revised in its entirety 823 SA-487/SA-487M Revised in its entirety 831 SA-508/SA-508M Revised in its entirety 885 SA-524/SA-524M Revised in its entirety 893 SA-530/SA-530M Revised in its entirety 911 SA-540/SA-540M Revised in its entirety 929 SA-542/SA-542M Revised in its entirety 951 SA-557/SA-557M Deleted 1017 SA-572/SA-572M Revised in its entirety 1075 SA-656/SA-656M Revised in its entirety 1137 SA-691/SA-691M Revised in its entirety 1159 SA-703/SA-703M Revised in its entirety 1195 SA-727/SA-727M Revised in its entirety 1201 SA-731/SA-731M Deleted 1211 SA-738/SA-738M Revised in its entirety 1243 SA-751 Revised in its entirety 1319 SA-813/SA-813M Revised in its entirety 1329 SA-814/SA-814M Revised in its entirety 1357 SA-836/SA-836M Revised in its entirety 1381 SA-941 Revised in its entirety 1391 SA-960/SA-960M Revised in its entirety li Page Location Change 1403 SA-961/SA-961M Revised in its entirety 1413 SA-962/SA-962M Revised in its entirety 1427 SA-965/SA-965M Revised in its entirety 1481 SA-995/SA-995M Revised in its entirety 1539 SA-1058 Added 1565 SA/CSA-G40.21 Revised in its entirety 1567 SA/EN 10025-2 Revised in its entirety 1571 SA/EN 10028-2 Revised 1575 SA/EN 10028-3 Revised 1577 SA/EN 10028-4 Revised 1593 SA/EN 10222-2 Revised 1597 SA/IS 2062 Revised in its entirety 1599 SA/JIS G3118 Revised in its entirety 1608 Mandatory Appendix II Revised in its entirety 1610 Table II-200-1 Updated 1619 Table II-200-2 Updated lii CROSS-REFERENCING IN THE ASME BPVC Paragraphs within the ASME BPVC may include subparagraph breakdowns, i.e., nested lists. The following is a guide to the designation and cross-referencing of subparagraph breakdowns: (a) Hierarchy of Subparagraph Breakdowns (1) First-level breakdowns are designated as (a), (b), (c), etc. (2) Second-level breakdowns are designated as (1), (2), (3), etc. (3) Third-level breakdowns are designated as (-a), (-b), (-c), etc. (4) Fourth-level breakdowns are designated as (-1), (-2), (-3), etc. (5) Fifth-level breakdowns are designated as (+a), (+b), (+c), etc. (6) Sixth-level breakdowns are designated as (+1), (+2), etc. (b) Cross-References to Subparagraph Breakdowns. Cross-references within an alphanumerically designated paragraph (e.g., PG-1, UIG-56.1, NCD-3223) do not include the alphanumerical designator of that paragraph. The crossreferences to subparagraph breakdowns follow the hierarchy of the designators under which the breakdown appears. The following examples show the format: (1) If X.1(c)(1)(-a) is referenced in X.1(c)(1), it will be referenced as (-a). (2) If X.1(c)(1)(-a) is referenced in X.1(c)(2), it will be referenced as (1)(-a). (3) If X.1(c)(1)(-a) is referenced in X.1(e)(1), it will be referenced as (c)(1)(-a). (4) If X.1(c)(1)(-a) is referenced in X.2(c)(2), it will be referenced as X.1(c)(1)(-a). liii ð23Þ INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 STATEMENT OF POLICY ON THE USE OF ASME MATERIAL SPECIFICATIONS (1) From 2021 Edition of Section II, Part A, SA-203 The material specifications in Section II, Part A or Section II, Part B shall be used when ordering, producing, and certifying materials for ASME BPV Code construction. The use of a specification not in Section II, Part A or Section II, Part B is acceptable only when it is referenced in an approved Code Case. A complete list of ASME material specifications can be found in Mandatory Appendix II, Tables II-200-1 and II200-2. Since the framework of ASME material specifications does not originate with the Section II committee (see Mandatory Appendix II, II-100 for more information), the following information is provided to assist the user in understanding and applying the specifications: (a) Scope. Some specifications contain a statement in the Scope about the uses or service temperatures for alloys within. Such statements are to be viewed as guidance in the corresponding ASME material specification. Alloys approved for ASME BPV Code construction are restricted by maximum design temperatures stipulated in Section II, Part D, and any stipulations of the individual construction Codes. (b) Units. Specifications often designate one unit (SI or Customary) as the standard for the specification with conversions of the other being cited as for information only. Compliance and acceptance for the purposes of Code usage is not governed by this. Section II, Part D has a U.S. Customary volume and an SI volume for mechanical and physical properties of all materials approved for Code construction. (c) References. References to other material specifications within the text often carry the original title given to it by the parent organization. The following are two examples: 4.1 Steelmaking Practice — The steel shall be killed and shall conform to the fine grain size requirement of Specification A20/A20M. (2) From 2021 Edition of Section II, Part B, SB-98/ SB-98M 9.1 Refer to the appropriate paragraphs in Specification B249/B249M with particular reference to the following tables. Such references shall be interpreted as referring to the corresponding ASME material specification. If no corresponding ASME specification exists, then the user is bound to the latest revision of the cited specification. (d) Ordering Information. The Ordering Information section of some specifications state that furnishing test reports and certification is optional. This is not valid for ASME BPVC. When alloys are purchased for use in ASME construction, test reports and certifications shall be furnished to the purchaser. (e) Individual Alloys. To be used for Code construction, any alloy listed in an ASME material specification shall also have either allowable stress values or mechanical properties listed in either a Section II, Part D table or a Code Case. Material produced to an acceptable material specification is not limited to country of origin. Before the material is ordered, it is the responsibility of the user to ensure that the intended construction Code permits materials certified to the desired specification. With the exception of ASTM International, ASME has not entered into copyright agreements with publishers of material specifications. Limits on usage appear on the specification’s cover sheets. For sources from which an official English-language version of a specification can be purchased, see Nonmandatory Appendix A. 1 ð23Þ INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-6/SA-6M SPECIFICATION FOR GENERAL REQUIREMENTS FOR ROLLED STRUCTURAL STEEL BARS, PLATES, SHAPES, AND SHEET PILING SA-6/SA-6M (Identical with ASTM Specification A6/A6M-21.) 3 ð23Þ SA-6/SA-6M ASME BPVC.II.A-2023 Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet Piling 1. Scope A827/A827M A829/A829M A830/A830M 1.1 This general requirements specification covers a group of common requirements that, unless otherwise specified in the applicable product specification, apply to rolled structural steel bars, plates, shapes, and sheet piling covered by each of the following product specifications issued by ASTM: ASTM Designation A36/A36M A131/A131M A242/A242M A283/A283M A328/A328M A514/A514M A529/A529M A572/A572M A573/A573M A588/A588M A633/A633M A656/A656M A690/A690M A709/A709M A710/A710M A769/A769M A786/A786M A857/A857M A871/A871M A913/A913M Title of Specification A945/A945M Carbon Structural Steel Structural Steel for Ships High-Strength Low-Alloy Structural Steel Low and Intermediate Tensile Strength Carbon Steel Plates Steel Sheet Piling High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding High-Strength Carbon-Manganese Steel of Structural Quality High-Strength Low-Alloy Columbium-Vanadium Structural Steel Structural Carbon Steel Plates High-Strength Low-Alloy Structural Steel, up to 50 ksi [345 MPa] Minimum Yield Point, with Atmospheric Corrosion Resistance Normalized High-Strength Low-Alloy Structural Steel Plates Hot-Rolled Structural Steel, High-Strength Low-Alloy Plate with Improved Formability High-Strength Low-Alloy Nickel, Copper, Phosphorus Steel H-Piles and Sheet Piling with Atmospheric Corrosion Resistance for Use in Marine Environments Structural Steel for Bridges Precipitation-Strengthened Low-Carbon Nickel-CopperChromium-Molybdenum-Columbium Alloy Structural Steel Plates Carbon and High-Strength Electric Resistance ForgeWelded Steel Structural Shapes Hot-Rolled Carbon, Low-Alloy, High-Strength Low-Alloy, and Alloy Steel Floor Plates A950/A950M A992/A992M A1043/A1043M A1066/A1066M Plates, Carbon Steel, for Forging and Similar Applications Alloy Structural Steel Plates Plates, Carbon Steel, Structural Quality, Furnished to Chemical Composition Requirements Steel Sheet Piling, Cold Formed, Light Gage High-Strength Low-Alloy Structural Steel Plate With Atmospheric Corrosion Resistance High-Strength Low-Alloy Steel Shapes of Structural Quality, Produced by Quenching and Self-Tempering Process (QST) High-Strength Low-Alloy Structural Steel Plate with Low Carbon and Restricted Sulfur for Improved Weldability, Formability, and Toughness Fusion-Bonded Epoxy-Coated Structural Steel H-Piles and Sheet Piling Structural Steel Shapes Structural Steel with Low Yield to Tensile Ratio for Use in Buildings High-Strength Low-Alloy Structural Steel Plate Produced by Thermo-Mechanical Controlled Process (TMCP) 1.2 Annex A1 lists permitted variations in dimensions and mass (Note 1) in SI units. The values listed are not exact conversions of the values in Tables 1 to 31 inclusive but are, instead, rounded or rationalized values. Conformance to Annex A1 is mandatory when the “M” specification designation is used. NOTE 1—The term “weight” is used when inch-pound units are the standard; however, under SI, the preferred term is “mass.” 1.3 Annex A2 lists the dimensions of some shape profiles. 1.4 Appendix X1 provides information on coil as a source of structural products. 1.5 Appendix X2 provides information on the variability of tensile properties in plates and structural shapes. 1.6 Appendix X3 provides information on weldability. 1.7 Appendix X4 provides information on cold bending of plates, including suggested minimum inside radii for cold bending. 1.8 This general requirements specification also covers a group of supplementary requirements that are applicable to several of the above product specifications as indicated therein. Such requirements are provided for use where additional testing or additional restrictions are required by the purchaser, and apply only where specified individually in the purchase order. 4 ASME BPVC.II.A-2023 SA-6/SA-6M E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E112 Test Methods for Determining Average Grain Size E208 Test Method for Conducting Drop-Weight Test to Determine Nil-Ductility Transition Temperature of Ferritic Steels 2.2 American Welding Society Standards: A5.1/A5.1M Mild Steel Covered Arc-Welding Electrodes A5.5/A5.5M Low-Alloy Steel Covered Arc-Welding Electrodes A5.17/A5.17M Specification For Carbon Steel Electrodes And Fluxes For Submerged Arc Welding A5.18/A5.18M Specification For Carbon Steel Electrodes And Rods For Gas Shielded Arc Welding A5.20/A5.20M Carbon Steel Electrodes For Flux Cored Arc Welding A5.23/A5.23M Low Alloy Steel Electrodes And Fluxes For Submerged Arc Welding A5.28/A5.28M Specification For Low-Alloy Steel Electrodes And Rods For Gas Shielded Arc Welding A5.29/A5.29M Specification for Low-Alloy Steel Electrodes for Flux Cored Arc Welding D1.1/D1.1M Structural Welding Code Steel 2.3 U.S. Military Standards: MIL-STD-129 Marking for Shipment and Storage MIL-STD-163 Steel Mill Products Preparation for Shipment and Storage 2.4 U.S. Federal Standard: Fed. Std. No. 123 Marking for Shipments (Civil Agencies) 2.5 American Society of Mechanical Engineers Code: ASME Boiler and Pressure Vessel Code, Section IX 1.9 In case of any conflict in requirements, the requirements of the applicable product specification prevail over those of this general requirements specification. 1.10 Additional requirements that are specified in the purchase order and accepted by the supplier are permitted, provided that such requirements do not negate any of the requirements of this general requirements specification or the applicable product specification. 1.11 For purposes of determining conformance with this general requirements specification and the applicable product specification, values are to be rounded to the nearest unit in the right-hand place of figures used in expressing the limiting values in accordance with the rounding method of Practice E29. 1.12 The text of this general requirements specification contains notes or footnotes, or both, that provide explanatory material. Such notes and footnotes, excluding those in tables and figures, do not contain any mandatory requirements. 1.13 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with this specification. 1.14 This general requirements specification and the applicable product specification are expressed in both inch-pound units and SI units; however, unless the order specifies the applicable “M” specification designation (SI units), the structural product is furnished to inch-pound units. 3. Terminology 1.15 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.16 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 3.1 Definitions of Terms Specific to This Standard: 3.1.1 Plates (other than floor plates)—Flat, hot-rolled steel, ordered to thickness or weight [mass] and typically width and length, commonly classified as follows: 3.1.1.1 When Ordered to Thickness: (1) Over 8 in. [200 mm] in width and 0.230 in. [6 mm] or over in thickness. (2) Over 48 in. [1200 mm] in width and 0.180 in. [4.5 mm] or over in thickness. 3.1.1.2 When Ordered to Weight [Mass]: (1) Over 8 in. [200 mm] in width and 9.392 lb/ft2 [47.10 kg ⁄m2] or heavier. (2) Over 48 in. [1200 mm] in width and 7.350 lb/ft2 [35.32 kg ⁄m2] or heavier. 3.1.1.3 Discussion—Steel products are available in various thickness, width, and length combinations depending upon equipment and processing capabilities of various manufacturers and processors. Historic limitations of a product based upon 2. Referenced Documents 2.1 ASTM Standards: A131/A131M Specification for Structural Steel for Ships A370 Test Methods and Definitions for Mechanical Testing of Steel Products A673/A673M Specification for Sampling Procedure for Impact Testing of Structural Steel A700 Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment A751 Test Methods and Practices for Chemical Analysis of Steel Products A829/A829M Specification for Alloy Structural Steel Plates A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys 5 SA-6/SA-6M ASME BPVC.II.A-2023 range. Thus, a range from 60 to 72 in. [1500 to 1800 mm] exclusive includes 60 in. [1500 mm], but does not include 72 in. [1800 mm]. dimensions (thickness, width, and length) do not take into account current production and processing capabilities. To qualify any product to a particular product specification requires all appropriate and necessary tests be performed and that the results meet the limits prescribed in that product specification. If the necessary tests required by a product specification cannot be conducted, the product cannot be qualified to that specification. This general requirement standard contains permitted variations for the commonly available sizes. Permitted variations for other sizes are subject to agreement between the customer and the manufacturer or processor, whichever is applicable. 3.1.1.4 Slabs, sheet bars, and skelp, though frequently falling in the foregoing size ranges, are not classed as plates. 3.1.1.5 Coils are excluded from qualification to the applicable product specification until they are decoiled, leveled or straightened, formed (if applicable), cut to length, and, if required, properly tested by the processor in accordance with ASTM specification requirements (see Sections 9 – 15, 18, and 19 and the applicable product specification). 3.1.2 Shapes (Flanged Sections): 3.1.2.1 structural-size shapes—rolled flanged sections having at least one dimension of the cross section 3 in. [75 mm] or greater. 3.1.2.2 bar-size shapes—rolled flanged sections having a maximum dimension of the cross section less than 3 in. [75 mm]. 3.1.2.3 “W” shapes—doubly-symmetric, wide-flange shapes with inside flange surfaces that are substantially parallel. 3.1.2.4 “HP” shapes—are wide-flange shapes generally used as bearing piles whose flanges and webs are of the same nominal thickness and whose depth and width are essentially the same. 3.1.2.5 “S” shapes—doubly-symmetric beam shapes with inside flange surfaces that have a slope of approximately 162⁄3 %. 3.1.2.6 “M” shapes—doubly-symmetric shapes that cannot be classified as “W,” “S,” or “HP” shapes. 3.1.2.7 “C” shapes—channels with inside flange surfaces that have a slope of approximately 162⁄3 %. 3.1.2.8 “MC” shapes—channels that cannot be classified as “C” shapes. 3.1.2.9 “L” shapes—shapes having equal-leg and unequalleg angles. 3.1.3 sheet piling—rolled steel sections that are capable of being interlocked, forming a continuous wall when individual pieces are driven side by side. 3.1.6 rimmed steel—steel containing sufficient oxygen to give a continuous evolution of carbon monoxide during solidification, resulting in a case or rim of metal virtually free of voids. 3.1.7 semi-killed steel—incompletely deoxidized steel containing sufficient oxygen to form enough carbon monoxide during solidification to offset solidification shrinkage. 3.1.8 capped steel—rimmed steel in which the rimming action is limited by an early capping operation. Capping is carried out mechanically by using a heavy metal cap on a bottle-top mold or chemically by an addition of aluminum or ferrosilicon to the top of the molten steel in an open-top mold. 3.1.9 killed steel—steel deoxidized, either by addition of strong deoxidizing agents or by vacuum treatment, to reduce the oxygen content to such a level that no reaction occurs between carbon and oxygen during solidification. 3.1.10 mill edge—the normal edge produced by rolling between horizontal finishing rolls. A mill edge does not conform to any definite contour. Mill edge plates have two mill edges and two trimmed edges. 3.1.11 universal mill edge—the normal edge produced by rolling between horizontal and vertical finishing rolls. Universal mill plates, sometimes designated UM Plates, have two universal mill edges and two trimmed edges. 3.1.12 sheared edge—the normal edge produced by shearing. Sheared edge plates are trimmed on all edges. 3.1.13 gas cut edge—the edge produced by gas flame cutting. 3.1.14 special cut edge—usually the edge produced by gas flame cutting involving special practices such as pre-heating or post-heating, or both, in order to minimize stresses, avoid thermal cracking and reduce the hardness of the gas cut edge. In special instances, special cut edge is used to designate an edge produced by machining. 3.1.15 sketch—when used to describe a form of plate, denotes a plate other than rectangular, circular, or semicircular. 3.1.16 normalizing—a heat treating process in which a steel plate is reheated to a uniform temperature above the upper critical temperature and then cooled in air to below the transformation range. 13 64 3.1.17 plate-as-rolled—when used in relation to the location and number of tests, the term refers to the unit plate rolled from a slab or directly from an ingot. It does not refer to the condition of the plate. 3.1.5 exclusive—when used in relation to ranges, as for ranges of thickness in the tables of permissible variations in dimensions, is intended to exclude only the greater value of the 3.1.18 fine grain practice—a steelmaking practice that is intended to produce a killed steel that is capable of meeting the requirements for fine austenitic grain size. 3.1.18.1 Discussion—It normally involves the addition of one or more austenitic grain refining elements in amounts that have been established by the steel producer as being sufficient. 3.1.4 bars—rounds, squares, and hexagons, of all sizes; flats ⁄ in. (0.203 in.) and over [over 5 mm] in specified thickness, not over 6 in. [150 mm] in specified width; and flats 0.230 in. and over [over 6 mm] in specified thickness, over 6 to 8 in. [150 to 200 mm] inclusive, in specified width. 6 ASME BPVC.II.A-2023 SA-6/SA-6M 4.1.11 Mechanical property test report requirements (see Section 14), if any; 4.1.12 Special packaging, marking, and loading for shipment requirements (see Section 19), if any; 4.1.13 Supplementary requirements, if any, including any additional requirements called for in the supplementary requirements; 4.1.14 End use, if there are any end-use-specific requirements (see 18.1, 11.3.4, Table 22 or Table A1.22, and Table 24 or Table A1.24); 4.1.15 Special requirements (see 1.10), if any; and 4.1.16 Repair welding requirements (see 9.5), if any. Austenitic grain refining elements include, but are not limited to, aluminum, columbium (niobium), titanium, and vanadium. 3.1.19 structural product—a hot-rolled steel plate, shape, sheet piling, or bar. 3.1.20 coil—hot-rolled steel in coiled form that is intended to be processed into a finished structural product. 3.1.21 manufacturer—the organization that directly controls the conversion of steel ingots, slabs, blooms, or billets, by hot-rolling, into an as-rolled structural product or into coil; and for structural products produced from as-rolled structural products, the organization that directly controls, or is responsible for, the operations involved in finishing the structural product. 3.1.21.1 Discussion—Such finishing operations include leveling or straightening, hot forming or cold forming (if applicable), welding (if applicable), cutting to length, testing, inspection, conditioning, heat treatment (if applicable), packaging, marking, loading for shipment, and certification. 5. Materials and Manufacture 5.1 The steel shall be made in a basic-oxygen or electric-arc furnace, possibly followed by additional refining in a ladle metallurgy furnace (LMF) or secondary melting by vacuumarc remelting (VAR) or electroslag remelting (ESR). 5.2 The steel shall be killed. 3.1.22 processor—the organization that directly controls, or is responsible for, the operations involved in the processing of coil into a finished structural product. Such processing operations include decoiling, leveling or straightening, hot-forming or cold-forming (if applicable), welding (if applicable), cutting to length, testing, inspection, conditioning, heat treatment (if applicable), packaging, marking, loading for shipment, and certification. 3.1.22.1 Discussion—The processing operations need not be done by the organization that did the hot rolling of the coil. If only one organization is involved in the hot rolling and processing operations, that organization is termed the manufacturer for the hot rolling operation and the processor for the processing operations. If more than one organization is involved in the hot rolling and processing operations, the organization that did the hot rolling is termed the manufacturer and an organization that does one or more processing operations is termed a processor. 5.3 The steel shall be strand cast or cast in stationary molds. 5.3.1 Strand Cast: 5.3.1.1 When heats of the same nominal chemical composition are consecutively strand cast at one time, the heat number assigned to the cast product need not be changed until all of the steel in the cast product is from the following heat. 5.3.1.2 When two consecutively strand cast heats have different nominal chemical composition ranges, the manufacturer shall remove the transition material by an established procedure that positively separates the grades. 5.4 Structural products shall be produced from an as-rolled structural product or from coil. 5.5 Where part of a heat is rolled into an as-rolled structural product and the balance of the heat is rolled into coil, each part shall be tested separately. 5.6 Structural products produced from coil shall not contain splice welds, unless previously approved by the purchaser. 3.2 Refer to Terminology A941 for additional definitions of terms used in this standard. 6. Heat Treatment 6.1 Where the structural product is required to be heat treated, such heat treatment shall be performed by the manufacturer, the processor, or the fabricator, unless otherwise specified in the applicable product specification. 4. Ordering Information 4.1 Information items to be considered, if appropriate, for inclusion in purchase orders are as follows: 4.1.1 ASTM product specification designation (see 1.1) and year-date; 4.1.2 Name of structural product (plate, shape, bar, or sheet piling); 4.1.3 Shape designation, or size and thickness or diameter; 4.1.4 Grade, class, and type designation, if applicable; 4.1.5 Condition (see Section 6), if other than as-rolled; 4.1.6 Quantity (weight [mass] or number of pieces); 4.1.7 Length; 4.1.8 Exclusion of either structural product produced from coil or structural product produced from an as-rolled structural product (see 5.4 and Appendix X1), if applicable; 4.1.9 Heat treatment requirements (see 6.2 and 6.3), if any; 4.1.10 Testing for fine austenitic grain size (see 8.3.2); NOTE 2—When no heat treatment is required, the manufacturer or processor has the option of heat treating the structural product by normalizing, stress relieving, or normalizing then stress relieving to meet the applicable product specification. 6.2 Where the heat treatment is to be performed by other than the manufacturer, the order shall so state. 6.2.1 Where the heat treatment is to be performed by other than the manufacturer, the structural products shall be accepted on the basis of tests made on test specimens taken from full thickness test coupons heat treated in accordance with the requirements specified in the applicable product specification or in the purchase order. If the heat-treatment temperatures are not specified, the manufacturer or processor shall heat treat the test coupons under conditions the manufacturer or processor 7 SA-6/SA-6M ASME BPVC.II.A-2023 and methods of analysis shall be in accordance with Test Methods, Practices, and Terminology A751. The product analyses so determined shall conform to the heat analysis requirements of the applicable product specification for the applicable grade, class, and type, subject to the permitted variations in product analysis given in Table A. If a range is specified, the determinations of any element in a heat shall not vary both above and below the specified range. Rimmed or capped steel is characterized by a lack of homogeneity in its composition, especially for the elements carbon, phosphorus, and sulfur. Therefore, the limitations for these elements shall not be applicable unless misapplication is clearly indicated. considers appropriate, provided that the purchaser is informed of the procedure followed in heat treating the test coupons. 6.3 Where the heat treatment is to be performed by the manufacturer or the processor, the structural product shall be heat treated as specified in the applicable product specification, or as specified in the purchase order, provided that the heat treatment specified by the purchaser is not in conflict with the requirements of the applicable product specification. 6.4 Where normalizing is to be performed by the fabricator, the structural product shall be either normalized or heated uniformly for hot forming, provided that the temperature to which the structural product is heated for hot forming does not significantly exceed the normalizing temperature. 7.3 Referee Analysis—For referee purposes, Test Methods, Practices, and Terminology A751 shall be used. 6.5 The use of cooling rates that are faster than those obtained by cooling in air to improve the toughness shall be subject to approval by the purchaser, and structural products so treated shall be tempered subsequently in the range from 1100 to 1300°F [595 to 705°C]. 7.4 Grade Substitution—Alloy steel grades that meet the chemical requirements of Table 1 of Specification A829/ A829M shall not be substituted for carbon steel grades. 8. Metallurgical Structure 7. Chemical Analysis 8.1 Where austenitic grain size testing is required, such testing shall be in accordance with Test Methods E112 and at least 70 % of the grains in the area examined shall meet the specified grain size requirement. 8.1.1 Discussion—Austenitic Grain Size—All requirements for austenitic grain size control in Section 8, Metallurgical Structure, refer to a size of austenite grains that form when and if the structural product is reheated to a temperature at or above the transformation temperature, Ac3, after the product has experienced the complete rolling operation and has cooled to ambient temperature. The requirements for austenitic grain size control in Section 8, including the results of the referenced testing methods, do not measure or control the prior austenitic grain size or the ferritic grain size of the structural product in the as-rolled condition. 7.1 Heat Analysis: 7.1.1 Sampling for chemical analysis and methods of analysis shall be in accordance with Test Methods, Practices, and Terminology A751. 7.1.2 For each heat, the heat analysis shall include determination of the content of carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, vanadium, columbium (niobium); any other element that is specified or restricted by the applicable product specification for the applicable grade, class, and type; and any austenitic grain refining element whose content is to be used in place of austenitic grain size testing of the heat (see 8.3.2). Boron shall be reported if intentionally added. NOTE 3—For steels that do not have intentional boron additions for hardenability, the boron content will not normally exceed 0.0008 %. 8.2 Coarse Austenitic Grain Size—Where coarse austenitic grain size is specified, one austenitic grain size test per heat shall be made and the austenitic grain size number so determined shall be in the range of 1 to 5 inclusive. 7.1.3 Except as allowed by 7.1.4 for primary heats, heat analyses shall conform to the heat analysis requirements of the applicable product specification for the applicable grade, class, and type. 7.1.4 Where vacuum-arc remelting or electroslag remelting is used, a remelted heat is defined as all ingots remelted from a single primary heat. If the heat analysis of the primary heat conforms to the heat analysis requirements of the applicable product specification for the applicable grade, class, and type, the heat analysis for the remelted heat shall be determined from one test sample taken from one remelted ingot, or the product of one remelted ingot, from the primary heat. If the heat analysis of the primary heat does not conform to the heat analysis requirements of the applicable product specification for the applicable grade, type, and class, the heat analysis for the remelted heat shall be determined from one test sample taken from each remelted ingot, or the product of each remelted ingot, from the primary heat. 8.3 Fine Austenitic Grain Size: 8.3.1 Where fine austenitic grain size is specified, except as allowed in 8.3.2, one austenitic grain size test per heat shall be made and the austenitic grain size number so determined shall be 5 or higher. NOTE 4—Such austenitic grain size numbers may be achieved with lower contents of austenitic grain refining elements than 8.3.2 requires for austenitic grain size testing to be waived. 8.3.2 Unless testing for fine austenitic grain size is specified in the purchase order, an austenitic grain size test need not be made for any heat that has, by heat analysis, one or more of the following: 8.3.2.1 A total aluminum content of 0.020 % or more. 8.3.2.2 An acid soluble aluminum content of 0.015 % or more. 8.3.2.3 A content for an austenitic grain refining element that exceeds the minimum value agreed to by the purchaser as being sufficient for austenitic grain size testing to be waived, or 7.2 Product Analysis—For each heat, the purchaser shall have the option of analyzing representative samples taken from the finished structural product. Sampling for chemical analysis 8 ASME BPVC.II.A-2023 TABLE A Permitted Variations in Product Analysis SA-6/SA-6M Index to Tables of Permitted Variations Table NOTE 1—Where “...” appears in this table, there is no requirement. Carbon Permitted Variations, % Upper Limit, or Maximum Specified Value, % Element 0.02 0.03 0.04 0.04 0.03 0.04 0.05 0.06 to 0.60 incl over 0.60 to over 0.90 to over 1.20 to over 1.35 to over 1.65 to over 1.95 0.05 0.06 0.08 0.09 0.09 0.11 0.12 0.06 0.08 0.10 0.11 0.12 0.14 0.16 to 0.04 incl over 0.04 to 0.15 incl ... ... 0.010 to 0.06 incl over 0.06 ... 0.010 B B Silicon to 0.30 incl over 0.30 to 0.40 incl over 0.40 to 2.20 incl 0.02 0.05 0.06 0.03 0.05 0.06 Nickel to 1.00 incl over 1.00 to 2.00 incl over 2.00 to 3.75 incl over 3.75 to 5.30 incl over 5.30 0.03 0.05 0.07 0.08 0.10 0.03 0.05 0.07 0.08 0.10 Chromium to 0.90 incl over 0.90 to 2.00 incl over 2.00 to 10.00 incl over 10.00 to 15.00 incl 0.04 0.06 0.10 0.15 0.04 0.06 0.10 0.15 Molybdenum to 0.20 incl over 0.20 to 0.40 incl over 0.40 to 1.15 incl 0.01 0.03 0.04 0.01 0.03 0.04 Copper 0.20 minimum only to 1.00 incl over 1.00 to 2.00 incl 0.02 0.03 0.05 ... 0.03 0.05 Titanium to 0.15 incl 0.01C 0.01 Vanadium to 0.10 incl over 0.10 to 0.25 incl over 0.25 minimum only specified 0.01C 0.02 0.02 0.01 0.01 0.02 0.03 ... Boron any B B Columbium (Niobium)D to 0.10 incl 0.01C 0.01 Zirconium to 0.15 incl 0.03 0.03 Nitrogen to 0.030 incl 0.005 0.005 Phosphorus Sulfur 0.90 1.20 1.35 1.65 1.95 incl incl incl incl incl Camber Plates, Carbon Steel; Sheared and Gas-Cut Plates, Carbon Steel; Universal Mill Plates, Other than Carbon Steel; Sheared, Gas-Cut and Universal Mill Shapes, Rolled; S, M, C, MC, and L Shapes, Rolled; W and HP Shapes, Split; L and T Cross Section of Shapes and Bars Flats Hexagons Rounds and Squares Shapes, Rolled; L, Bulb Angles, and Z Shapes, Rolled; W, HP, S, M, C, and MC Shapes, Rolled; T Shapes, Split; L and T Diameter Plates, Sheared Plates, Other than Alloy Steel, Gas-Cut Plates, Alloy Steel, Gas-Cut Rounds End Out-of-Square Shapes, Other than W Shapes, W Shapes, Milled, Other than W Flatness Plates, Carbon Steel Plates, Other than Carbon Steel Plates, Restrictive—Carbon Steel Plates, Restrictive—Other than Carbon Steel Length Bars Bars, Recut Plates, Sheared and Universal Mill Plates, Other than Alloy Steel, Gas-Cut Plates, Alloy Steel, Gas-Cut Plates, Mill Edge Shapes, Rolled; Other than W Shapes, Rolled; W and HP Shapes, Split; L and T Shapes, Milled Straightness Bars Shapes, Other than W Sweep Shapes, W and HP Thickness Flats Plates, Ordered to Thickness Waviness Plates Weight [Mass] Plates, Ordered to Weight [Mass] Width Flats Plates, Sheared Plates, Universal Mill Plates, Other than Alloy Steel, Gas-Cut Plates, Alloy Steel, Gas-Cut Plates, Mill Edge Under Over Minimum Maximum Limit Limit to 0.15 incl over 0.15 to 0.40 incl over 0.40 to 0.75 incl over 0.75 ManganeseA Dimension B Inch-Pound Units SI Units 12 11 11 A1.12 A1.11 A1.11 21 24 25 A1.21 A1.24 A1.25 26 28 27 17 16 18 25 A1.26 A1.28 A1.27 A1.17 A1.16 A1.18 A1.25 6 7 10 27 A1.6 A1.7 A1.10 A1.27 20 22 23 A1.20 A1.22 A1.23 13 14 S27.1 S27.3 A1.13 A1.14 S27.2 S27.4 30 31 3 9 8 4 19 22 25 23 A1.30 A1.31 A1.3 A1.9 A1.8 A1.4 A1.19 A1.22 A1.25 A1.23 29 21 A1.29 A1.21 24 A1.24 26 1 A1.26 A1.1 15 A1.15 2 A1.2 26 3 5 9 8 4 A1.26 A1.3 A1.5 A1.9 A1.8 A1.4 8.3.2.4 Contents for the combination of two or more austenitic grain refining elements that exceed the applicable minimum values agreed to by the purchaser as being sufficient for austenitic grain size testing to be waived. A Permitted variations in manganese content for bars and bar size shapes shall be: to 0.90 incl ±0.03; over 0.90 to 2.20 incl ±0.06. B Product analysis not applicable. C 0.005, if the minimum of the range is 0.01 %. D Columbium and niobium are interchangeable names for the same element. 9. Quality 9.1 General—Structural products shall be free of injurious defects and shall have a workmanlike finish. 9 SA-6/SA-6M ASME BPVC.II.A-2023 9.3.2 The deposition of weld metal (see 9.5) following removal of imperfections that are greater in depth than the limits listed in 9.3.1 shall be subject to the following limiting conditions: 9.3.2.1 The total area of the chipped or ground surface of any piece prior to welding shall not exceed 2 % of the total surface area of that piece. 9.3.2.2 The reduction of thickness of the material resulting from removal of imperfections prior to welding shall not exceed 30 % of the nominal thickness at the location of the imperfection, nor shall the depth of depression prior to welding exceed 11⁄4 in. [32 mm] in any case except as noted in 9.3.2.3. 9.3.2.3 The deposition of weld metal (see 9.5) following grinding, chipping, or arc-air gouging of the toes of angles, beams, channels, and zees and the stems and toes of tees shall be subject to the limitation that, prior to welding, the depth of the depression, measured from the toe inward, is not more than the thickness of the material at the base of the depression or 1⁄2 in. [12.5 mm], whichever is the lesser. 9.3.2.4 The deposition of weld metal (see 9.5) and grinding to correct or build up the interlock of any sheet piling section at any location shall be subject to the limitation that the total surface area of the weld not exceed 2 % of the total surface area of the piece. NOTE 5—Unless otherwise specified, structural products are normally furnished in the as-rolled condition and are subjected to visual inspection by the manufacturer or processor. Non-injurious surface or internal imperfections, or both, may be present in the structural product as delivered and the structural product may require conditioning by the purchaser to improve its appearance or in preparation for welding, coating, or other further operations. More restrictive requirements may be specified by invoking supplementary requirements or by agreement between the purchaser and the supplier. Structural products that exhibit injurious defects during subsequent fabrication are deemed not to comply with the applicable product specification. (See 17.2.) Fabricators should be aware that cracks may initiate upon bending a sheared or burned edge during the fabrication process; this is not considered to be a fault of the steel but is rather a function of the induced cold-work or the heat-affected zone. The conditioning requirements in 9.2, 9.3, and 9.4 limit the conditioning allowed to be performed by the manufacturer or processor. Conditioning of imperfections beyond the limits of 9.2, 9.3, and 9.4 may be performed by parties other than the manufacturer or processor at the discretion of the purchaser. 9.2 Plate Conditioning: 9.2.1 The grinding of plates by the manufacturer or processor to remove imperfections on the top or bottom surface shall be subject to the limitations that the area ground is well faired without abrupt changes in contour and the grinding does not reduce the thickness of the plate by (1) more than 7 % under the nominal thickness for plates ordered to weight per square foot or mass per square metre, but in no case more than 1⁄8 in. [3 mm]; or (2) below the permissible minimum thickness for plates ordered to thickness in inches or millimetres. 9.2.2 The deposition of weld metal (see 9.5) following the removal of imperfections on the top or bottom surface of plates by chipping, grinding, or arc-air gouging shall be subject to the following limiting conditions: 9.2.2.1 The chipped, ground, or gouged area shall not exceed 2 % of the area of the surface being conditioned. 9.2.2.2 After removal of any imperfections preparatory to welding, the thickness of the plate at any location shall not be reduced by more than 30 % of the nominal thickness of the plate. (Specification A131/A131M restricts the reduction in thickness to 20 % maximum.) 9.2.3 The deposition of weld metal (see 9.5) following the removal of injurious imperfections on the edges of plates by grinding, chipping, or arc-air gouging by the manufacturer or processor shall be subject to the limitation that, prior to welding, the depth of the depression, measured from the plate edge inward, is not more than the thickness of the plate or 1 in. [25 mm], whichever is the lesser. 9.4 Bar Conditioning: 9.4.1 The conditioning of bars by the manufacturer or processor to remove imperfections by grinding, chipping, or some other means shall be subject to the limitations that the conditioned area is well faired and the affected sectional area is not reduced by more than the applicable permitted variations (see Section 12). 9.4.2 The deposition of weld metal (see 9.5) following chipping or grinding to remove imperfections that are greater in depth than the limits listed in 9.4.1 shall be subject to the following conditions: 9.4.2.1 The total area of the chipped or ground surface of any piece, prior to welding, shall not exceed 2 % of the total surface area of the piece. 9.4.2.2 The reduction of sectional dimension of a round, square, or hexagon bar, or the reduction in thickness of a flat bar, resulting from removal of an imperfection, prior to welding, shall not exceed 5 % of the nominal dimension or thickness at the location of the imperfection. 9.4.2.3 For the edges of flat bars, the depth of the conditioning depression prior to welding shall be measured from the edge inward and shall be limited to a maximum depth equal to the thickness of the flat bar or 1⁄2 in. [12.5 mm], whichever is less. 9.3 Structural Size Shapes, Bar Size Shapes, and Sheet Piling Conditioning: 9.3.1 The grinding, or chipping and grinding, of structural size shapes, bar size shapes, and sheet piling by the manufacturer or processor to remove imperfections shall be subject to the limitations that the area ground is well faired without abrupt changes in contour and the depression does not extend below the rolled surface by more than (1) 1⁄32 in. [1 mm], for material less than 3⁄8 in. [10 mm] in thickness; (2) 1⁄16 in. [2 mm], for material 3⁄8 to 2 in. [10 to 50 mm] inclusive in thickness; or (3) 1⁄8 in. [3 mm], for material over 2 in. [50 mm] in thickness. 9.5 Repair by Welding: 9.5.1 General Requirements: 9.5.1.1 Repair by welding shall be in accordance with a welding procedure specification (WPS) using shielded metal arc welding (SMAW), gas metal arc welding (GMAW), flux cored arc welding (FCAW), or submerged arc welding (SAW) processes. Shielding gases used shall be of welding quality. 9.5.1.2 Electrodes and electrode-flux combinations shall be in accordance with the requirements of AWS Specifications A5.1/A5.1M, A5.5/A5.5M, A5.17/A5.17M, A5.18/A5.18M, 10 ASME BPVC.II.A-2023 SA-6/SA-6M employed, the surface shall be inspected both parallel and perpendicular to the length of the area to be repaired. 9.5.2.3 When weld repairs are to be post-weld heat-treated, special care shall be exercised in the selection of electrodes to avoid those compositions that embrittle as a result of such heat treatment. 9.5.2.4 Repairs on structural products that are subsequently heat-treated at the mill shall be inspected after heat treatment; repairs on structural products that are not subsequently heattreated at the mill shall be inspected no sooner than 48 h after welding. Such inspection shall use a magnetic particle method or a liquid penetrant method; where magnetic particle inspection is involved, such inspection shall be both parallel to and perpendicular to the length of the repair. 9.5.2.5 The location of the weld repairs shall be marked on the finished piece. 9.5.3 Repair Quality—The welds and adjacent heat-affected zone shall be sound and free of cracks, the weld metal being thoroughly fused to all surfaces and edges without undercutting or overlap. Any visible cracks, porosity, lack of fusion, or undercut in any layer shall be removed prior to deposition of the succeeding layer. Weld metal shall project at least 1⁄16 in. (2 mm) above the rolled surface after welding, and the projecting metal shall be removed by chipping or grinding, or both, to make it flush with the rolled surface, and to produce a workmanlike finish. 9.5.4 Inspection of Repair—The manufacturer or processor shall maintain an inspection program to inspect the work to see that: 9.5.4.1 Imperfections have been completely removed. 9.5.4.2 The limitations specified above have not been exceeded. 9.5.4.3 Established welding procedures have been followed, and 9.5.4.4 Any weld deposit is of acceptable quality as defined above. A5.20/A5.20M, A5.23/A5.23M, A5.28/A5.28M, or A5.29/ A5.29M, whichever is applicable. For SMAW, low hydrogen electrodes shall be used. 9.5.1.3 Electrodes and electrode-flux combinations shall be selected so that the tensile strength of the deposited weld metal (after any required heat treatment) is consistent with the tensile strength specified for the base metal being repaired. 9.5.1.4 Welding electrodes and flux materials shall be dry and protected from moisture during storage and use. 9.5.1.5 Prior to repair welding, the surface to be welded shall be inspected to verify that the imperfections intended to be removed have been removed completely. Surfaces to be welded and surfaces adjacent to the weld shall be dry and free of scale, slag, rust, moisture, grease, and other foreign material that would prevent proper welding. 9.5.1.6 Welders and welding operators shall be qualified in accordance with the requirements of AWS D1.1/D1.1M or ASME Boiler and Pressure Vessel Code, Section IX, except that any complete joint penetration groove weld qualification also qualifies the welder or welding operator to do repair welding. 9.5.1.7 Repair welding of structural products shall be in accordance with a welding procedure specification (WPS) that is in accordance with the requirements of AWS D1.1/D1.1M or ASME Boiler and Pressure Vessel Code, Section IX, with the following exceptions or clarifications: (1) The WPS shall be qualified by testing a complete joint penetration groove weld or a surface groove weld. (2) The geometry of the surface groove weld need not be described in other than a general way. (3) An AWS D1.1/D1.1M prequalified complete joint penetration groove weld WPS is acceptable. (4) Any material not listed in the prequalified base metal-filler metal combinations of AWS D1.1/D1.1M also is considered to be prequalified if its chemical composition and mechanical properties are comparable to those for one of the prequalified base metals listed in AWS D1.1/D1.1M. 9.5.1.8 When so specified in the purchase order, the WPS shall include qualification by Charpy V-notch testing, with the test locations, test conditions, and the acceptance criteria meeting the requirements specified for repair welding in the purchase order. 9.5.1.9 When so specified in the purchase order, the welding procedure specification shall be subject to approval by the purchaser prior to repair welding. 9.5.2 Structural Products with a Specified Minimum Tensile Strength of 100 ksi [690 MPa] or Higher—Repair welding of structural products with a specified minimum tensile strength of 100 ksi [690 MPa] or higher shall be subject to the following additional requirements: 9.5.2.1 When so specified in the purchase order, prior approval for repair by welding shall be obtained from the purchaser. 9.5.2.2 The surface to be welded shall be inspected using a magnetic particle method or a liquid penetrant method to verify that the imperfections intended to be removed have been completely removed. When magnetic particle inspection is 10. Test Methods 10.1 All tests shall be conducted in accordance with Test Methods and Definitions A370. 10.2 Yield strength shall be determined either by the 0.2 % offset method or by the 0.5 % extension under load method, unless otherwise stated in the material specification. 10.3 Rounding Procedures—For purposes of determining conformance with the specification, a calculated value shall be rounded to the nearest 1 ksi [5 MPa] tensile and yield strength, and to the nearest unit in the right-hand place of figures used in expressing the limiting value for other values in accordance with the rounding method given in Practice E29. 10.4 For full-section test specimens of angles, the crosssectional area used for calculating the yield and tensile strengths shall be a theoretical area calculated on the basis of the weight of the test specimen (see 12.1). 11. Tension Tests 11.1 Condition—Test specimens for non-heat-treated structural products shall be taken from test coupons that are representative of the structural products in their delivered 11 SA-6/SA-6M ASME BPVC.II.A-2023 Annex A1 of Test Methods and Definitions A370 if the applicable foregoing requirement is not practicable. 11.3.4.2 Test specimens for bars other than those to be used for pins and rollers shall be taken as specified in Annex A1 of Test Methods and Definitions A370. condition. Test specimens for heat-treated structural products shall be taken from test coupons that are representative of the structural products in their delivered condition, or from separate pieces of full thickness or full section from the same heat similarly heat treated. 11.1.1 Where the plate is heat treated with a cooling rate faster than still-air cooling from the austenitizing temperature, one of the following shall apply in addition to other requirements specified herein: 11.1.1.1 The gage length of the tension test specimen shall be taken at least 1T from any as-heat treated edge where T is the thickness of the plate and shall be at least 1⁄2 in. [12.5 mm] from flame cut or heat-affected-zone surfaces. 11.1.1.2 A steel thermal buffer pad, 1 T by 1T by at least 3T, shall be joined to the plate edge by a partial penetration weld completely sealing the buffered edge prior to heat treatment. 11.1.1.3 Thermal insulation or other thermal barriers shall be used during the heat treatment adjacent to the plate edge where specimens are to be removed. It shall be demonstrated that the cooling rate of the tension test specimen is no faster than, and not substantially slower than, that attained by the method described in 11.1.1.2. 11.1.1.4 When test coupons cut from the plate but heat treated separately are used, the coupon dimensions shall be not less than 3T by 3T by T and each tension specimen cut from it shall meet the requirements of 11.1.1.1. 11.1.1.5 The heat treatment of test specimens separately in the device shall be subject to the limitations that (1) cooling rate data for the plate are available; (2) cooling rate control devices for the test specimens are available; and, (3) the method has received prior approval by the purchaser. 11.4 Test Frequency: 11.4.1 Structural Products Produced from an As-Rolled Structural Product—The minimum number of pieces or platesas-rolled to be tested for each heat and strength gradation, where applicable, shall be as follows, except that it shall be permissible for any individual test to represent multiple strength gradations: 11.4.1.1 As given in Table B, or 11.4.1.2 One taken from the minimum thickness in the heat and one taken from the maximum thickness in the heat, where thickness means the specified thickness, diameter, or comparable dimension, whichever is appropriate for the applicable structural product rolled. 11.4.2 Structural Products Produced from Coil and Furnished without Heat Treatment or with Stress Relieving Only: 11.4.2.1 Except as allowed by 11.4.4, the minimum number of coils to be tested for each heat and strength gradation, where applicable, shall be as given in Table C, except that it shall be permissible for any individual coil to represent multiple strength gradations. 11.4.2.2 Except as required by 11.4.2.3, two tension test specimens shall be taken from each coil tested, with the first being taken immediately prior to the first structural product to be qualified, and the second being taken from the approximate center lap. 11.4.2.3 If, during decoiling, the amount of material decoiled is less than that required to reach the approximate center lap, the second test for the qualification of the decoiled portion of such a coil shall be taken from a location adjacent to the end of the innermost portion decoiled. For qualification of successive portions from such a coil, an additional test shall be taken adjacent to the innermost portion decoiled, until a test is obtained from the approximate center lap. 11.4.3 Structural Products Produced from Coil and Furnished Heat Treated by other than Stress Relieving—The minimum number of pieces to be tested for each heat and strength gradation, where applicable, shall be as follows, except that it shall be permissible for any individual test to represent multiple strength gradations: 11.4.3.1 As given in Table B, or 11.4.3.2 One taken from the minimum thickness in the heat and one taken from the maximum thickness in the heat, where thickness means the specified thickness, diameter, or comparable dimension, whichever is appropriate for the applicable structural product rolled. 11.4.4 Structural Products Produced from Coil and Qualified Using Test Specimens Heat Treated by Other than Stress Relieving—The minimum number of pieces to be tested for each heat and strength gradation, where applicable, shall be as follows, except that it shall be permissible for any individual test to represent multiple strength gradations: 11.2 Orientation—For plates wider than 24 in. [600 mm], test specimens shall be taken such that the longitudinal axis of the test specimen is transverse to the final direction of rolling of the plate. Test specimens for all other structural products shall be taken such that the longitudinal axis of the test specimen is parallel to the final direction of rolling. 11.3 Location: 11.3.1 Plates—Test specimens shall be taken from a corner of the plate. 11.3.2 W and HP Shapes with Flanges 6 in. [150 mm] or Wider—Test specimens shall be selected from a point in the flange 2⁄3 of the way from the flange centerline to the flange toe. 11.3.3 Shapes Other Than Those in 11.3.2—Test specimens shall be selected from the webs of beams, channels, and zees; from the stems of rolled tees; and from the legs of angles and bulb angles, except where full-section test specimens for angles are used and the elongation acceptance criteria are increased accordingly. (See 11.6.2.) 11.3.4 Bars: 11.3.4.1 Test specimens for bars to be used for pins and rollers shall be taken so that the axis is: midway between the center and the surface for pins and rollers less than 3 in. [75 mm] in diameter; 1 in. [25 mm] from the surface for pins and rollers 3 in. [75 mm] and over in diameter; or as specified in 12 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE B Minimum Number of Tension Tests Required ThicknessA Difference Between Pieces or Plates-as-rolled in the ThicknessA Range ThicknessA Range Rolled for the Heat Under 3⁄8 in. [10 mm] ⁄ 1 16 Minimum Number of Tension Tests Required TwoB tests per heat, taken from different pieces or plates-as-rolled having any thicknessA in the thicknessA range TwoB tests per heat, one taken from the minimum thicknessA in the thicknessA range and one taken from the maximum thicknessA in the thicknessA range TwoB tests per heat, taken from different pieces or plates-as-rolled having any thicknessA in the thicknessA range TwoB tests per heat, one taken from the minimum thicknessA in the thicknessA range and one taken from the maximum thicknessA in the thicknessA range TwoB tests per heat, taken from different pieces or plates-as-rolled having any thicknessA in the thicknessA range TwoB tests per heat, one taken from the minimum thicknessA in the thicknessA range and one taken from the maximum thicknessA in the thicknessA range in. [2 mm] or less More than 1⁄16 in. [2 mm] ⁄ to 2 in. [10 to 50 mm], incl 38 Less than 3⁄8 in. [10 mm] ⁄ in. [10 mm] or more 38 Over 2 in. [50 mm] Less than 1 in. [25 mm] 1 in. [25 mm] or more A B Thickness means the specified thickness, diameter, or comparable dimension, whichever is appropriate for the specific structural product rolled. One test, if only one piece or plate-as-rolled is to be qualified. TABLE C Minimum Number of Coils Required to be Tension Tested NOTE 1—See 11.4.2.2 and 11.4.2.3 for the number of tests to be taken per coil. ThicknessA Difference Between Coils in the Heat Less than 1⁄16 in. [2 mm] 1⁄16 in. [2 mm] or more A B Minimum Number of Coils Required to be Tension Tested TwoB coils per heat, at any thicknessA in the heat TwoB coils per heat, one at the minimum thicknessA in the heat and one at the maximum thicknessA in the heat Thickness means the specified thickness, diameter, or comparable dimension, whichever is appropriate for the specific structural product rolled. One coil, if the product of only one coil is to be qualified. Test Methods and Definitions A370 for either the 11⁄2-in. [40-mm] wide test specimen or the 1⁄2-in. [12.5-mm] wide test specimen. 11.5.2.2 For shapes up to 5 in. [125 mm] inclusive, in thickness, the use of 11⁄2-in. [40-mm] wide test specimens, full thickness of the shape and conforming to the requirements shown in Fig. 3 of Test Methods and Definitions A370, shall be subject to the limitation that adequate testing machine capacity is available. 11.5.2.3 For shapes over 3⁄4 in. [20 mm] in thickness, except as permitted in 11.5.2.2, tension test specimens shall conform to the requirements shown in Fig. 4 of Test Methods and Definitions A370 for the 0.500-in. [12.5-mm] diameter test specimens. The axis of such test specimens shall be located midway between the center of thickness and the top or bottom surface of the shape. 11.5.3 Bars: 11.5.3.1 Except as otherwise provided below, test specimens for bars shall be in accordance with Annex A1 of Test Methods and Definitions A370. 11.5.3.2 Except as provided in 11.5.3.5, test specimens for bars 3⁄4 in. [20 mm] and under in thickness shall conform to the requirements shown in Fig. 3 of Test Methods and Definitions A370 for either the 11⁄2-in. [40-mm] wide test specimen or the 1⁄2-in. [12.5-mm] wide specimen. 11.5.3.3 Except as provided in 11.5.3.4 and 11.5.3.5, test specimens for bars over 3⁄4 in. [20 mm] in thickness or diameter shall conform either to the requirements for the 11⁄2-in. [40-mm] or 1⁄2-in. [12.5-mm] wide test specimen shown in Fig. 3 of Test Methods and Definitions A370, or to the requirements for the 0.500-in. [12.5-mm] diameter test specimen shown in Fig. 4 of Test Methods and Definitions A370. 11.4.4.1 As given in Table B, or 11.4.4.2 One taken from the minimum thickness in the heat, where thickness means the specified thickness, diameter, or comparable dimension, whichever is appropriate for the applicable structural product rolled. 11.5 Preparation: 11.5.1 Plates: 11.5.1.1 Tension test specimens for plates 3⁄4 in. [20 mm] and under in thickness shall be the full thickness of the plates. The test specimens shall conform to the requirements shown in Fig. 3 of Test Methods and Definitions A370 for either the 11⁄2-in. [40-mm] wide test specimen or the 1⁄2-in. [12.5-mm] wide test specimen. 11.5.1.2 For plates up to 4 in. [100 mm] inclusive, in thickness, the use of 11⁄2-in. [40-mm] wide test specimens, full thickness of the plate and conforming to the requirements shown in Fig. 3 of Test Methods and Definitions A370, shall be subject to the limitation that adequate testing machine capacity is available. 11.5.1.3 For plates over 3⁄4 in. [20 mm] in thickness, except as permitted in 11.5.1.2, tension test specimens shall conform to the requirements shown in Fig. 4 of Test Methods and Definitions A370 for the 0.500-in. [12.5-mm] diameter test specimen. The axis of such test specimens shall be located midway between the center of thickness and the top or bottom surface of the plate. 11.5.2 Shapes: 11.5.2.1 Except where angles are tested in full section, tension test specimens for shapes 3⁄4 in. [20 mm] and under in thickness shall be the full thickness of the shape. Such test specimen shall conform to the requirements shown in Fig. 3 of 13 SA-6/SA-6M ASME BPVC.II.A-2023 provided in the applicable product specification, both requirements are not required to be applied simultaneously and the elongation need only be determined in the gage length appropriate for the test specimen used. After selection of the appropriate gage length, the elongation requirement for the alternative gage length shall be deemed not applicable. 11.5.3.4 For bars other than those to be used for pins and rollers, the manufacturer or processor shall have the option of using test specimens that are machined to a thickness or diameter of at least 3⁄4 in. [20 mm] for a length of at least 9 in. [230 mm]. 11.5.3.5 Test specimens for bars to be used for pins and rollers shall conform to the requirements shown in Fig. 4 of Test Methods and Definitions A370 for the 0.500-in. [12.5mm] diameter test specimen. 11.7 Yield Strength Application: 11.7.1 When test specimens do not exhibit a well-defined disproportionate yield point, yield strength shall be determined and substituted for yield point. 11.7.2 The manufacturer or processor shall have the option of substituting yield strength for yield point if the test specimen exhibits a well-defined disproportionate yield point. 11.7.3 Yield strength shall be determined either by the 0.2 % offset method or by the 0.5 % extension-under-load method. 11.6 Elongation Requirement Adjustments: 11.6.1 Due to the specimen geometry effect encountered when using the rectangular tension test specimen for testing thin material, adjustments in elongation requirements must be provided for thicknesses under 0.312 in. [8 mm]. Accordingly, the following deductions from the base elongation requirements shall apply: Nominal Thickness Range, in. [mm] 0.299–0.311 [7.60–7.89] 0.286–0.298 [7.30–7.59] 0.273–0.285 [7.00–7.29] 0.259–0.272 [6.60–6.99] 0.246–0.258 [6.20–6.59] 0.233–0.245 [5.90–6.19] 0.219–0.232 [5.50–5.89] 0.206–0.218 [5.20–5.49] 0.193–0.205 [4.90–5.19] 0.180–0.192 [4.60–4.89] 0.166–0.179 [4.20–4.59] 0.153–0.165 [3.90–4.19] 0.140–0.152 [3.60–3.89] 0.127–0.139 [3.20–3.59] < 0.127 [3.20] 11.8 Product Tension Tests—This specification does not provide requirements for product tension testing subsequent to shipment (see 15.1). Therefore, the requirements of 11.1 – 11.7 inclusive and Section 13 apply only for tests conducted at the place of manufacture prior to shipment. Elongation Deduction, % 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5A 6.0A 6.5A 7.0A 7.5A NOTE 6—Compliance to this specification and the applicable product specification by a manufacturer or processor does not preclude the possibility that product tension test results might vary outside specified ranges. The tensile properties will vary within the same heat or piece, be it as-rolled, control-rolled, or heat-treated. Tension testing according to the requirements of this specification does not provide assurance that all products of a heat will be identical in tensile properties with the products tested. If the purchaser wishes to have more confidence than that provided by this specification testing procedures, additional testing or requirements, such as Supplementary Requirement S4, should be imposed. A Elongation deductions for thicknesses less than 0.180 in. [4.60 mm] apply to plates and structural shapes only. 11.8.1 Appendix X2 provides additional information on the variability of tensile properties in plates and structural shapes 11.6.2 Due to the specimen geometry effect encountered when using full-section test specimens for angles, the elongation requirements for structural-size angles shall be increased by six percentage points when full-section test specimens are used. 11.6.3 Due to the inherently lower elongation that is obtainable in thicker structural products, adjustments in elongation requirements shall be provided. For structural products over 3.5 in. [90 mm] in thickness, a deduction of 0.5 percentage point from the specified percentage of elongation in 2 in. [50 mm] shall be made for each 0.5-in. [12.5-mm] increment of thickness over 3.5 in. [90 mm], up to a maximum deduction of 3.0 percentage points. Accordingly, the following deductions from the base elongation requirements shall apply: Nominal Thickness Range, in. [mm] 3.500–3.999 [90.00–102.49] 4.000–4.499 [102.50–114.99] 4.500–4.999 [115.00–127.49] 5.000–5.499 [127.50–139.99] 5.500–5.999 [140.00–152.49] 6.000 and thicker [152.50 and thicker] 12. Permitted Variations in Dimensions and Weight [Mass] 12.1 One cubic foot of rolled steel is assumed to weigh 490 lb. One cubic metre of rolled steel is assumed to have a mass of 7850 kg. 12.2 Plates—The permitted variations for dimensions and weight [mass] shall not exceed the applicable limits in Tables 1 to 15 [Annex A1, Tables A1.1 to A1.15] inclusive. 12.3 Shapes: 12.3.1 Annex A2 lists the designations and dimensions, in both inch-pound and SI units, of shapes that are most commonly available. Radii of fillets and toes of shape profiles vary with individual manufacturers and therefore are not specified. 12.3.2 The permitted variations in dimensions shall not exceed the applicable limits in Tables 16 to 25 [Annex A1, Tables A1.16 to A1.25] inclusive. Permitted variations for special shapes not listed in such tables shall be as agreed upon between the manufacturer and the purchaser. Elongation Deduction, % 0.5 1.0 1.5 2.0 2.5 3.0 NOTE 7—Permitted variations are given in Tables 16 to 25 [Annex A1, Tables A1.16 to A1.25] inclusive for some shapes that are not listed in Annex A2 (that is, bulb angles, tees, zees). Addition of such sections to Annex A2 will be considered by Subcommittee A01.02 when and if a need for such listing is shown. 11.6.4 The tensile property requirements tables in many of the product specifications covered by this general requirements specification specify elongation requirements in both 8-in. [200-mm] and 2-in. [50-mm] gage lengths. Unless otherwise 14 ASME BPVC.II.A-2023 SA-6/SA-6M 13.5 When the full-section option of 11.3.3 is used and the elongation falls below the specified requirement, the manufacturer or processor shall have the option of making another test using a test specimen permitted in 11.5.2. 12.3.3 Shapes Having One Dimension of the Cross Section 3 in. [75 mm] or Greater (Structural-Size Shapes)—The cross-sectional area or weight [mass] of each shape shall be within 62.5 % of the theoretical or specified amounts except for shapes with a nominal weight of less than 100 lb/ft [149 kg/m], in which the variation shall be within –2.5 % to +3.0 % of the theoretical cross-sectional area or the specified nominal weight [mass]. 14. Test Reports 14.1 Test reports for each heat supplied are required and they shall report the following: 14.1.1 The applicable product specification designation, including year-date and whichever of grade, class, and type are specified in the purchase order, to which the structural product is furnished. 14.1.2 The heat number, heat analysis (see 7.1), and nominal sizes. 12.4 Sheet Piling—The weight [mass] of each steel sheet pile shall be within 62.5 % of the theoretical or specified weight [mass]. The length of each steel sheet pile shall be not less than the specified length, and not more than 5 in. [125 mm] over the specified length. 12.5 Hot-Rolled Bars—The permitted variations in dimensions shall not exceed the applicable limits in Tables 26 to 31 [Annex A1, Tables A1.26 to A1.31] inclusive. NOTE 8—If the amount of copper, chromium, nickel, molybdenum, or silicon is less than 0.02 %, the heat analysis for that element may be reported as <0.02 %. If the amount of columbium (niobium) or vanadium is less than 0.008 %, the heat analysis for that element may be reported as <0.008 %. 12.6 Conversion of Permitted Variations from Fractions of an Inch to Decimals—Permitted variations in dimensions for products covered by this specification are generally given as fractions of an inch and these remain the official permitted variations, where so stated. If the material is to be measured by equipment reporting dimensions as decimals, conversion of permitted variations from fractions of an inch to decimals shall be made to three decimal places; using the rounding method prescribed in Practice E29. 14.1.3 For structural products that are tested as given in Table B, two tension test results appropriate to qualify the shipment (see 11.4), except that only one tension test result need be reported if the shipment consists of a single piece or plate-as-rolled. 14.1.3.1 In reporting elongation values, both the percentage increase and the original gage length shall be stated. 14.1.3.2 Yield to tensile ratio when such a requirement is contained in the product specification. 14.1.4 For structural products that are required to be heat treated, either by the applicable product specification or by the purchase order, all heat treatments, including temperature ranges and times at temperature, unless the purchaser and the supplier have agreed to the supply of a heat treatment procedure in place of the actual temperatures and times. 14.1.4.1 Subcritical heat treatment to soften thermally cut edges need not be reported, except for structural products having a specified minimum tensile strength of 95 ksi [655 MPa] or higher, unless such subcritical heating is accomplished at temperatures at least 75°F [40°C] lower than the minimum tempering temperature. 14.1.5 The results of any required austenitic grain size tests (see 8.2 or 8.3, whichever is applicable). 14.1.6 The results of any other test required by the applicable product specification, the applicable supplementary requirements, and the purchase order. 13. Retests 13.1 If any test specimen shows defective machining or develops flaws, the manufacturer or processor shall have the option of discarding it and substituting another test specimen. 13.2 If the percentage of elongation of any tension test specimen is less than that specified and any part of the fracture is more than 3⁄4 in. [20 mm] from the center of the gage length of a 2-in. [50-mm] specimen or is outside the middle half of the gage length of an 8-in. [200-mm] specimen, as indicated by scribe scratches marked on the specimen before testing, a retest shall be allowed. 13.3 Except as provided in 13.3.1, if the results from an original tension specimen fails to meet the specified requirements, but are within 2 ksi [14 MPa] of the required tensile strength, within 1 ksi [7 MPa] of the required yield strength or yield point, or within 2 percentage points of the required elongation, a retest shall be permitted to replace the failing test. A retest shall be performed for the failing original test, with the specimen being randomly selected from the heat. If the results of the retest meet the specified requirements, the heat or lot shall be approved. 13.3.1 For structural products that are tested as given in Table C, both tests from each coil tested to qualify a heat are required to meet all mechanical property requirements. Should either test fail to do so, then that coil shall not be used to qualify the heat; however, the portion of that individual coil that is bracketed by acceptable tests (see 11.4.2.3) is considered to be qualified. 14.2 The thickness of the structural product tested is not necessarily the same as an individual ordered thickness, given that it is the heat that is tested, rather than each ordered item. Tests from specified thicknesses in accordance with 11.4 and encompassing the thicknesses in a shipment shall be sufficient for qualifying the structural product in the shipment. Such test thicknesses are not required to be within previously tested and shipped thicknesses from the same heat. 13.4 Quenched and tempered steel plates shall be subject to any additional retest requirements contained in the applicable product specification. 14.3 For structural products produced from coil that are supplied in the as-rolled condition or have been heat treated by stress relieving only, the test report shall state “Produced from 15 SA-6/SA-6M ASME BPVC.II.A-2023 16. Retreatment Coil.” Both test results shall be reported for each qualifying coil, and the location within the coil for each test shall be stated. 16.1 If any heat-treated structural product fails to meet the mechanical property requirements of the applicable product specification, the manufacturer or the processor shall have the option of heat treating the structural product again. All mechanical property tests shall be repeated and the structural product shall be reexamined for surface defects when it is resubmitted for inspection. 14.4 For structural products produced from coil, both the manufacturer and the processor shall be identified on the test report. 14.5 When full-section test specimens have been used for the qualification of angles, that information shall be stated on the test report. 17. Rejection 17.1 Any rejection based upon product analysis made in accordance with the applicable product specification shall be reported to the supplier and samples that represent the rejected structural product shall be preserved for two weeks from the date of notification of such rejection. In case of dissatisfaction with the results of the tests, the supplier shall have the option of making claim for a rehearing within that time. 14.6 A signature is not required on the test report; however, the document shall clearly identify the organization submitting the report. Notwithstanding the absence of a signature, the organization submitting the report is responsible for the content of the report. 14.7 For structural products finished by other than the original manufacturer, the supplier of the structural product shall also provide the purchaser with a copy of the original manufacturer’s test report. 17.2 The purchaser shall have the option of rejecting structural product that exhibits injurious defects subsequent to its acceptance at the manufacturer’s or processor’s works, and so notifying the manufacturer or processor. 14.8 A test report, certificate of inspection, or similar document printed from or used in electronic form from an electronic data interchange (EDI) transmission shall be regarded as having the same validity as a counterpart printed in the certifier’s facility. The content of the EDI transmitted document shall meet the requirements of the applicable product specification and shall conform to any existing EDI agreement between the purchaser and the supplier. Notwithstanding the absence of a signature, the organization submitting the EDI transmission shall be responsible for the content of the report. 18. Identification of Structural Products 18.1 Required Plate Markings: 18.1.1 Except as allowed by 18.1.4.2 and 18.6, plates shall be legibly marked with the following: applicable ASTM designation (see 1.1) (year-date not required); “G” or “MT” if applicable (see 18.1.2); applicable grade; heat number; size and thickness; and name, brand, or trademark of the manufacturer (for plates produced from an as-rolled structural product) or the processor (for plates produced from coil). 18.1.2 Plates that are required to be heat treated, but have not been so heat treated, shall be marked, by the manufacturer or processor, with the letter “G” (denoting green) following the required ASTM designation mark, except that “G” marking is not necessary if such plates are for shipment, for the purpose of obtaining the required heat treatment, to an organization under the manufacturer’s control. Such plates shall have been qualified for shipment on the basis of test specimens that have been so heat treated. Plates that are required to be heat treated, and have been so heat treated, shall be marked, by the party that performed the heat treatment, with the letter “MT” (denoting material treated) following the required ASTM designation mark. 18.1.3 Except as allowed by 18.1.4.2 and 18.6, the required markings for plates shall be by steel die stamping, paint marking, or by means of permanently affixed, colorfast, weather-resistant labels or tags. It shall be the responsibility of the supplier that all required markings be intact and fully legible upon receipt by the purchaser. 18.1.4 Location of Markings: 18.1.4.1 The required markings for plates shall be in at least one place on each finished plate. 18.1.4.2 For secured lifts of all sizes of plates 3⁄8 in. [10 mm] (or 5⁄16 in. [8 mm] for material specified for bridge construction end use) or under in thickness, and for secured lifts of all thicknesses of plates 36 in. [900 mm] or under in width, the manufacturer or processor shall have the option of placing such NOTE 9—The industry definition as invoked here is: EDI is the computer to computer exchange of business information in a standard format such as ANSI ASC X12. 15. Inspection and Testing 15.1 The inspector representing the purchaser shall have free entry, at all times, while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the structural product ordered. The manufacturer shall afford the inspector all reasonable facilities to be satisfied that the structural product is being furnished in accordance with this general requirements specification, the applicable product specification, and the purchase order. All tests (except product analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be conducted so as not to interfere with the operation of the manufacturer’s works. 15.2 Where structural products are produced from coil, 15.1 shall apply to the processor instead of the manufacturer, and the place of process shall apply instead of the place of manufacture. Where structural products are produced from coil and the processor is different from the manufacturer, the inspector representing the purchaser shall have free entry at all times while work on the contract of the purchaser is being performed to all parts of the manufacturer’s works that concern the manufacture of the structural product ordered. 16 ASME BPVC.II.A-2023 SA-6/SA-6M 18.5 Bar Coding—In addition to the requirements of 18.1 – 18.4 inclusive, the manufacturer or processor shall have the option of using bar coding as a supplementary identification method. markings on only the top piece of each lift, or of showing such markings on a substantial tag attached to each lift, unless otherwise specified. 18.2 Shapes: 18.2.1 Except as allowed by 18.2.2 and 18.6, shapes shall be marked with the heat number, size of section, length, and mill identification marks on each piece. Shapes with the greatest cross-sectional dimension greater than 6 in. [150 mm] shall have the manufacturer’s name, brand, or trademark shown in raised letters at intervals along the length. In addition, shapes shall be identified with the ASTM designation (year-date not required) and grade, either by marking each piece individually, by permanently affixing a colorfast, weather-resistant label or tag, or, if bundled, by attaching a substantial tag to the bundle. 18.2.2 Bundling for shipment of small shapes with the greatest cross-sectional dimension not greater than 6 in. [150 mm] is permissible. Each lift or bundle shall be marked or substantially tagged showing the identification information listed in 18.2.1. 18.2.3 It shall be permissible for the manufacturer to make a full size bundle at the end of a heat by adding product from a consecutively rolled heat of the same nominal chemical composition. The manufacturer shall identify a bundle consisting of product from two heats with the number of the first heat rolled or identify both heats. The manufacturer shall maintain records of the heats contained in each bundle. NOTE 10—Bar coding should be consistent with AIAG Standards. 18.6 Subdivided Material: 18.6.1 Except as allowed by 18.6.2, pieces separated from a master structural product by an organization other than the original manufacturer shall be identified with the ASTM designation (year-date not required), grade, heat number, and the heat treatment identification, if applicable, along with the trademark, brand, or name of the organization subdividing the structural product. The identification methods shall be in accordance with the requirements of 18.1 – 18.4 inclusive, except that the raised letters method for shapes and steel sheet piling is not required. If the original manufacturer’s identification remains intact, the structural product need not be additionally identified by the organization supplying the structural product. 18.6.2 It shall be permissible for pieces from the same heat of structural product to be bundled or placed in secured lifts, with the identification specified in 18.6.1 placed on the top piece of each lift or shown on a substantial tag attached to each bundle or lift. 19. Packaging, Marking, and Loading for Shipment 18.3 Steel Sheet Piling—Steel sheet piling shall be marked with the heat number, size of section, length, and mill identification marks on each piece, either by marking, or by permanently affixing colorfast, weather-resistant label or tag. The manufacturer’s name, brand, or trademark shall be shown in raised letters at intervals along the length. 19.1 Packaging, marking, and loading for shipment shall be in accordance with Practices A700. 19.2 When Level A is specified, and when specified in the contract or order, and for direct procurement by or direct shipment to the U.S. government, preservation, packaging, and packing shall be in accordance with the Level A requirements of MIL-STD-163. 18.4 Bars—Bars of all sizes, when loaded for shipment, shall be properly identified with the name or brand of manufacturer, purchaser’s name and order number, the ASTM designation number (year-date not required), grade number where appropriate, size and length, weight [mass] of lift, and the heat number for identification. Unless otherwise specified, the method of marking is at the manufacturer’s option and shall be made by hot stamping, cold stamping, painting, or marking tags attached to the lifts of bars. Bars are not required to be die-stamped. 18.4.1 It shall be permissible for the manufacturer to make a full size bundle at the end of a heat by adding product from a consecutively rolled heat of the same nominal chemical composition. The manufacturer shall identify a bundle consisting of product from two heats with the number of the first heat rolled or identify both heats. The manufacturer shall maintain records of the heats contained in each bundle. 19.3 When specified in the contract or order, and for direct procurement by or direct shipment to the U.S. government, marking for shipment, in addition to requirements specified in the contract or order, shall be in accordance with MIL-STD129 for military agencies and with Fed. Std. No. 123 for civil agencies. 20. Keywords 20.1 bars; general requirements; plates; rolled; shapes; sheet piling; structural steel 17 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 1 Permitted Variations in Thickness for Rectangular, Carbon, High-Strength, Low-Alloy, and Alloy-Steel Plates, 15 in. and Under in Thickness When Ordered to Thickness NOTE 1—Tables 1-31 inclusive contain permitted variations in dimensions and weight stated in inch-pound units. NOTE 2—Permitted variation under specified thickness, 0.01 in. When so specified, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. NOTE 3—Thickness to be measured at 3⁄8 to 3⁄4 in. from the longitudinal edge. NOTE 4—For thicknesses measured at any location other than that specified in Note 4, the permitted variations over specified thickness shall be 13⁄4 times the amounts in this table, rounded to the nearest 0.01 in. NOTE 5—Where “...” appears in this table, there is no requirement. Permitted Variations Over Specified Thickness for Widths Given in Inches, in. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 5⁄16, excl 5⁄16 to 3⁄8, excl 3⁄8 to 7⁄16, excl 7⁄16 to 1⁄2, excl 1⁄2 to 5⁄8, excl 5⁄8 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 3, excl 3 to 4, excl 4 to 6, excl 6 to 10, excl 10 to 12, excl 12 to 15, incl 48 and under Over 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, excl 120 to 132, excl 132 to 144, excl 144 to 168, excl 168 to 182, excl 182 and over 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.23 0.29 0.29 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.24 0.29 0.29 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.10 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.06 0.10 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.04 0.07 0.11 0.13 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.04 0.04 0.04 0.04 0.05 0.08 0.12 0.14 0.15 0.24 0.33 0.35 0.03 0.04 0.04 0.04 0.04 0.04 0.04 0.05 0.10 0.13 0.14 0.15 0.24 0.33 0.35 0.04 0.04 0.04 0.05 0.05 0.05 0.05 0.06 0.10 0.14 0.14 0.15 0.24 0.33 0.35 ... ... 0.05 0.06 0.06 0.06 0.06 0.07 0.11 0.15 0.15 0.20 0.27 0.33 0.35 ... ... ... 0.06 0.06 0.07 0.07 0.08 0.13 0.15 0.17 0.20 0.28 0.35 0.35 ... ... ... ... ... ... 0.07 0.09 0.16 ... ... ... ... ... ... TABLE 2 Permitted Variations in Weight for Rectangular Sheared Plates and Universal Mill Plates 613.0 lb/ft2 and Under When Ordered to Weight NOTE 1—Permitted variations in overweight for lots of circular and sketch plates shall be 11⁄4 times the amounts in this table. NOTE 2—Permitted variations in overweight for single plates shall be 11⁄3 times the amounts in this table. NOTE 3—Permitted variations in overweight for single circular and sketch plates shall be 12⁄3 times the amounts in this table. NOTE 4—The adopted standard density of rolled steel is 490 lb/ft3. NOTE 5—Where “...” appears in this table, there is no requirement. Permitted Variations in Average Weight of LotsA for Widths Given in Inches, Expressed in Percentage of the Specified Weights per Square Foot Specified Weights,lb/ft2 48 and under Over 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, excl 120 to 132, 132 to 144, 144 to 168, excl excl excl 168 and over Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under To 10, excl 10 to 12.5, excl 12.5 to 15.0, excl 15 to 17.5, excl 17.5 to 20, excl 20 to 25, excl 25 to 30, excl 30 to 40, excl 40 to 81.7, excl 81.7 to 122.6, excl 122.6 to 163.4, excl 163.4 to 245.1, excl 245.1 to 409.0, excl 409.0 to 490.1, excl 490.1 to 613.0, excl A 4.0 4.0 4.0 3.5 3.5 3.5 3.0 3.0 2.5 2.5 2.5 2.5 2.5 2.0 2.0 3.0 3.0 3.0 3.0 2.5 2.5 2.5 2.0 2.0 2.0 1.5 1.0 1.0 1.0 1.0 4.5 4.5 4.0 3.5 3.5 3.5 3.5 3.0 3.0 3.0 2.5 2.5 2.5 2.0 2.0 3.0 3.0 3.0 3.0 2.5 2.5 2.5 2.0 2.0 2.0 1.5 1.0 1.0 1.0 1.0 5.0 4.5 4.5 4.0 3.5 3.5 3.5 3.0 3.0 3.0 2.5 2.5 2.5 2.5 2.0 3.0 3.0 3.0 3.0 3.0 3.0 2.5 2.0 2.0 2.0 1.5 1.0 1.0 1.0 1.0 5.5 5.0 4.5 4.5 4.0 3.5 3.5 3.0 3.0 3.0 2.5 2.5 2.5 2.5 2.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 2.0 2.0 1.5 1.0 1.0 1.0 1.0 6.0 5.5 5.0 4.5 4.5 4.0 3.5 3.5 3.5 3.5 2.5 2.5 2.5 2.5 2.5 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 2.0 2.0 2.0 1.0 1.0 1.0 1.0 7.5 6.5 5.5 5.0 4.5 4.0 3.5 3.5 3.5 3.5 2.5 2.5 2.5 2.5 2.5 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.5 2.0 2.0 2.0 1.0 1.0 1.0 1.0 9.0 7.0 6.0 5.5 5.0 4.5 4.0 3.5 3.5 3.5 2.5 2.5 2.5 2.5 2.5 The term “lot” means all the plates of each tabular width and weight group represented in each shipment. 18 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.5 2.5 2.5 2.0 1.0 1.0 1.0 1.0 11.0 8.0 7.5 6.0 5.5 5.0 4.5 4.0 3.5 3.5 2.5 2.5 2.5 2.5 2.5 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 1.0 1.0 1.0 13.0 9.0 8.0 7.0 6.0 5.5 5.0 4.5 4.0 3.5 2.5 2.5 2.5 2.5 2.5 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 1.0 1.0 1.0 ... 12.0 11.0 9.0 8.0 7.0 6.5 6.0 5.5 4.0 3.0 3.0 2.5 2.5 2.5 ... 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 1.0 1.0 1.0 ... ... ... 10.0 9.0 8.0 7.0 6.5 6.0 4.5 3.5 3.5 3.0 2.5 2.5 ... ... ... 3.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 1.0 1.0 1.0 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 3 Permitted Variations in Width and Length for Sheared Plates 11⁄2 in. and Under in Thickness; Length Only of Universal Mill Plates 21⁄2 in. and Under in Thickness Specified Dimensions, in. Permitted Variations Over Specified Width and LengthA for Thicknesses Given in Inches or Equivalent Weights Given in Pounds per Square Foot, in. To 3⁄8, excl Length Width To 120, excl To 60, excl 60 to 84, excl 84 to 108, excl 108 and over 120 to 240, excl 240 to 360, excl 360 to 480, excl 480 to 600, excl 600 to 720, excl 720 and over To 60, excl 60 to 84, excl 84 to 108, excl 108 and over To 60, excl 60 to 84, excl 84 to 108, excl 108 and over ⁄ to 1, excl 1 to 2, inclB 25.5 to 40.8, excl 40.8 to 81.7, incl ⁄ to 5⁄8 , excl 38 To 15.3, excl 15.3 to 25.5, excl 58 Width Length Width Length Width Length Width Length ⁄ 12 ⁄ 5⁄8 3⁄4 7⁄8 7 16 ⁄ 58 12 ⁄ 5⁄8 3⁄4 7⁄8 34 ⁄ 7⁄8 1 11⁄8 58 ⁄ 5⁄8 3⁄4 ⁄ 11⁄16 7⁄8 1 ⁄ 3⁄4 1 11⁄8 1 1 11⁄8 11⁄4 ⁄ ⁄ 7⁄8 1 ⁄ ⁄ 11⁄16 3⁄4 ⁄ ⁄ 15⁄16 11⁄8 ⁄ ⁄ 13⁄16 7⁄8 1 1 11⁄8 11⁄4 ⁄ ⁄ 1 11⁄8 11⁄8 11⁄4 13⁄8 13⁄8 1 1 1 11⁄8 ⁄ ⁄ 11⁄16 7⁄8 11⁄8 11⁄8 11⁄8 11⁄4 58 ⁄ ⁄ 7⁄8 1 11⁄4 11⁄4 13⁄8 13⁄8 ⁄ ⁄ 1 11⁄4 11⁄2 11⁄2 11⁄2 13⁄4 11⁄8 11⁄4 11⁄4 13⁄8 12 ⁄ ⁄ 3⁄4 7⁄8 11⁄4 13⁄8 13⁄8 11⁄2 58 ⁄ ⁄ 7⁄8 1 13⁄8 11⁄2 11⁄2 15⁄8 ⁄ ⁄ 1 1 1 ⁄4 15⁄8 15⁄8 17⁄8 17⁄8 11⁄4 13⁄8 13⁄8 11⁄2 12 ⁄ ⁄ 3⁄4 7⁄8 11⁄2 11⁄2 11⁄2 15⁄8 58 ⁄ 5⁄8 3⁄4 ⁄ ⁄ 7⁄8 1 15⁄8 15⁄8 15⁄8 13⁄4 ⁄ ⁄ 1 1 1 ⁄4 17⁄8 17⁄8 17⁄8 17⁄8 ⁄ ⁄ 5⁄8 7⁄8 13⁄4 13⁄4 13⁄4 13⁄4 58 ⁄ ⁄ 3⁄4 1 17⁄8 17⁄8 17⁄8 2 ⁄ ⁄ 7⁄8 1 1 ⁄8 17⁄8 17⁄8 17⁄8 21⁄4 78 ⁄ 1 1 1 ⁄8 11⁄4 21⁄4 21⁄4 21⁄4 21⁄2 ⁄ 2 2 2 2 ⁄ ⁄ 7⁄8 11⁄8 21⁄8 21⁄8 21⁄8 23⁄8 ⁄ 1 1 11⁄4 21⁄4 21⁄4 21⁄4 21⁄2 1 11⁄8 11⁄4 13⁄8 23⁄4 23⁄4 23⁄4 3 38 ⁄ 7 16 ⁄ ⁄ 12 58 ⁄ ⁄ 38 34 12 34 ⁄ 9 16 ⁄ 58 ⁄ ⁄ 38 12 ⁄ 9 16 ⁄ 11 16 To 60, excl 60 to 84, excl 84 to 108, excl 108 and over 7 16 ⁄ To 60, excl 60 to 84, excl 84 to 108, excl 108 and over 7 16 To 60, excl 60 to 84, excl 84 to 108, excl 108 and over 12 To 60, excl 60 to 84, excl 84 to 108, excl 108 and over 9 16 ⁄ 12 ⁄ 9 16 ⁄ 34 ⁄ 12 58 ⁄ 3⁄4 1 34 12 12 78 58 78 12 58 58 58 34 34 78 58 34 34 34 34 34 78 78 34 78 34 78 34 78 34 78 A Permitted variation under specified width and length, 1⁄4 in. By agreement, these permitted variations may be taken all over, in which case the sum of the permitted variations applies. B Permitted variations in length apply also to Universal Mill plates up to 12 in. in width for thicknesses over 2 to 21⁄2 in., incl, except for alloy steel up to 2 in. thick. TABLE 4 Permitted Variations in Width for Mill Edge Carbon and High-Strength, Low-Alloy Plates Produced on Strip Mills (Applies to Plates Produced from Coil and to Plates Produced from an As-Rolled Structural Product) Specified Width, in. To 14, excl 14 to 17, excl 17 to 19, excl 19 to 21, excl 21 to 24, excl 24 to 26, excl 26 to 28, excl 28 to 35, excl 35 to 50, excl 50 to 60, excl 60 to 65, excl 65 to 70, excl 70 to 80, excl 80 and over A TABLE 5 Permitted Variations in Rolled Width for Universal Mill Plates 15 in. and Under in Thickness Permitted Variation Over Specified Width, in.A Specified Width, in. ⁄ 7 16 ⁄ 12 ⁄ 9 16 ⁄ ⁄ 13⁄16 15⁄16 11⁄8 11⁄4 11⁄2 15⁄8 13⁄4 17⁄8 2 58 11 16 Over 8 to 20, excl 20 to 36, excl 36 and over A No permitted variation under specified width. 19 Permitted Variations Over Specified WidthA for Thicknesses Given in Inches or Equivalent Weights Given in Pounds per Square Foot, in. Over 2 Over 10 3⁄8 to 5⁄8 to 1 to 2, To 3⁄8 , to 10, to 5⁄8, excl excl 1, excl incl incl 15, incl 15.3 to 25.5 to 40.8 to 81.7 to 409.0 to To 15.3, 25.5, 40.8, 81.7, 409.0, 613.0, excl excl excl incl incl incl 1⁄8 1⁄8 3⁄16 1⁄4 3⁄8 1⁄2 3⁄16 1⁄4 5⁄16 3⁄8 7⁄16 9⁄16 5⁄16 3⁄8 7⁄16 1⁄2 9⁄16 5⁄8 Permitted variation under specified width, 1⁄8 in. SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 6 Permitted Variations in Diameter for Sheared Circular Plates 1 in. and Under in Thickness Permitted Variations Over Specified Diameter for Thicknesses Given in Inches, in.A Specified Diameters, in. To 3⁄8 , excl To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, excl 130 and over A TABLE 10 Permitted Variations in Diameter for Gas-Cut Circular Plates (Applies to Alloy Steel Specifications Only) ⁄ to 5⁄8, excl ⁄ to 1, incl 38 58 ⁄ 38 ⁄ 12 5 16 7 16 9 16 14 ⁄ ⁄ ⁄ ⁄ ⁄ 58 7 16 9 16 11 16 ⁄ 58 ⁄ ⁄ ⁄ 3 ⁄4 ⁄ ⁄ 12 To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, incl ⁄ 12 38 Specified Diameter, in. A to 1, excl ⁄ ⁄ 5⁄8 7⁄8 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl ⁄ ⁄ 3⁄4 1 ⁄ ⁄ 1 11⁄8 ⁄ 1 1 1 ⁄8 11⁄4 1 11⁄8 11⁄4 13⁄8 1 11⁄4 13⁄8 11⁄2 12 12 12 58 34 34 78 No permitted variation under specified diameter. No permitted variation under specified diameter. TABLE 11 Permitted CamberA for Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Universal Mill Plates and HighStrength Low-Alloy Steel and Alloy Steel Sheared, Special-Cut, or Gas-Cut Rectangular Plates TABLE 7 Permitted Variations in Diameter for Gas-Cut Circular Plates (Not Applicable to Alloy Steel) Specified Diameter, in. To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, excl 130 and over A Permitted Variations Over Specified Diameter for Specified Thicknesses Given in Inches, in.A Permitted Variation Over Specified Diameter for Thicknesses Given in Inches, in.A to 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl ⁄ 3⁄8 1⁄2 1⁄2 5⁄8 ⁄ 1⁄2 9⁄16 9⁄16 3⁄4 ⁄ 1⁄2 5⁄8 11⁄16 7⁄8 12 ⁄ 5⁄8 3⁄4 7⁄8 1 ⁄ 3⁄4 7⁄8 1 11⁄8 ⁄ 7⁄8 1 11⁄8 11⁄4 38 38 12 58 Specified Thickness, in. To 2, incl Over 2 to 15, incl Over 2 to 15, incl 34 Camber as it relates to plates is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. 34 TABLE 9 Permitted Variations in Width and Length for Rectangular Plates When Gas Cutting is Specified or Required (Not Applicable to Alloy Steel) NOTE 1—These permitted variations may be taken all under or divided over and under, if so specified. NOTE 2—Plates with universal rolled edges will be gas cut to length only. Specified Thickness, in. To 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl 3 16 Permitted camber, in. = 1⁄8 × (number of feet of length/5) A NOTE 2—Plates with universal rolled edges will be gas cut to length only. ⁄ 1 11⁄8 15⁄16 11⁄2 81.7 to 613.0, incl over 30 ⁄ × (no. of feet of length/5) ⁄ × (no. of feet of length/5) 1⁄4 × (no. of feet of length/5) 18 TABLE 12 Permitted CamberA for Sheared Plates and Gas-Cut Rectangular Plates, All Thicknesses (Applies to Carbon Steel Only) NOTE 1—These permitted variations shall be taken all under or divided over and under, if so specified. To 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl to 81.7, incl all 81.7 to 613.0, incl to 30, incl Permitted Camber, in. Camber as it relates to plates is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. TABLE 8 Permitted Variations in Width and Length for Rectangular Plates When Gas Cuttings is Specified or Required (Applies to Alloy Steel Specifications Only) Permitted Variation Over Specified Width and Length, in. Specified Width, in. A No permitted variation under specified diameter. Specified Thickness, in. Specified Weight, lb/ft2 Permitted Variation Over Specified Width and Length, in. ⁄ ⁄ 3⁄4 7⁄8 1 12 58 20 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 13 Permitted Variations From a Flat Surface for Standard Flatness Carbon Steel Plates NOTE 1—When the longer dimension is under 36 in., the permitted variation from a flat surface shall not exceed 1⁄4 in. When the longer dimension is from 36 to 72 in., incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 1⁄4 in. NOTE 2—These permitted variations apply to plates that have a specified minimum tensile strength of not more than 60 ksi or comparable chemical composition or hardness. The limits in this table are increased 50 % for plates that have a higher specified minimum tensile strength or comparable chemical composition or hardness. NOTE 3—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 4—Where “...” appears in this table, there is no requirement. NOTE 5—Plates must be in a horizontal position on a flat surface when flatness is measured. Permitted Variations from a Flat Surface for Specified Widths Given in Inches, in.A,B Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 10, excl 10 to 12, excl 12 to 15, excl Specified Weight, lb/ft2 To 10.2, excl 10.2 to 15.3, excl 15.3 to 20.4, excl 20.4 to 30.6, excl 30.6 to 40.8, excl 40.8 to 81.7, excl 81.7 to 163.4, excl 163.4 to 245.1, excl 245.1 to 326.8, excl 326.8 to 409.0, excl 409.0 to 490.1, excl 490.1 to 613.0, incl To 36, excl 36 to 48, 48 to excl 60, excl 9 16 ⁄ ⁄ 1⁄2 7⁄16 7⁄16 3⁄8 5⁄16 3⁄8 7⁄16 1⁄2 1⁄2 5⁄8 34 15 16 12 58 34 ⁄ ⁄ 9⁄16 1⁄2 1⁄2 1⁄2 3⁄8 7⁄16 1⁄2 1⁄2 5⁄8 3⁄4 ⁄ ⁄ 5⁄8 9⁄16 9⁄16 1⁄2 7⁄16 1⁄2 1⁄2 5⁄8 3⁄4 13⁄16 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, excl 120 to 144, excl 144 to 168, excl 168 and Over 11⁄4 ⁄ 5⁄8 5⁄8 5⁄8 9⁄16 1⁄2 1⁄2 5⁄8 11⁄16 13⁄16 7⁄8 13⁄8 11⁄8 3⁄4 5⁄8 5⁄8 9⁄16 1⁄2 9⁄16 11⁄16 3⁄4 7⁄8 15⁄16 11⁄2 11⁄4 7⁄8 3⁄4 5⁄8 5⁄8 1⁄2 9⁄16 3⁄4 13⁄16 15⁄16 1 15⁄8 13⁄8 1 1 3⁄4 5⁄8 1⁄2 5⁄8 7⁄8 7⁄8 1 1 13⁄4 11⁄2 11⁄8 1 7⁄8 5⁄8 9⁄16 3⁄4 7⁄8 15⁄16 1 1 17⁄8 15⁄8 11⁄4 11⁄8 1 11⁄16 5⁄8 7⁄8 1 1 1 1 ... ... 17⁄8 11⁄2 13⁄8 11⁄8 7⁄8 7⁄8 1 1 1 1 ... ... 21⁄8 2 13⁄4 11⁄2 11⁄8 1 1 1 1 ... 15 16 A Permitted Variation from a Flat Surface for Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width for plates up to 12 ft in length, or in any 12 ft for longer plates. B Permitted Variation from a Flat Surface for Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. TABLE 14 Permitted Variations From a Flat Surface for Standard Flatness High-Strength Low-Alloy Steel and Alloy Steel Plates, Hot Rolled or Thermally Treated NOTE 1—When the longer dimension is under 36 in., the permitted variation from a flat surface shall not exceed 3⁄8 in. When the longer dimension is from 36 to 72 in. incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width. NOTE 2—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 3—Where “...” appears in this table, there is no requirement. NOTE 4—Plates must be in a horizontal position on a flat surface when flatness is measured. Permitted Variations from a Flat Surface for Specified Widths, in.A,B Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 10, excl 10 to 12, excl 12 to 15, incl Specified Weight, lb/ft2 To 10.2 excl 10.2 to 15.3, excl 15.3 to 20.4, excl 20.4 to 30.6, excl 30.6 to 40.8, excl 40.8 to 81.7, excl 81.7 to 163.4, excl 163.4 to 245.1, excl 245.1 to 326.8, excl 326.8 to 409.0, excl 409.0 to 490.1, excl 490.1 to 613.0, incl To 36, excl ⁄ ⁄ 3⁄4 5⁄8 5⁄8 9⁄16 1⁄2 9⁄16 5⁄8 3⁄4 3⁄4 7⁄8 13 16 34 36 to 48, 48 to 60 to excl 60, excl 72, excl 72 to 84 to 84, excl 96, excl 96 to 108, excl 108 to 120, excl 120 to 144, excl 144 to 168, excl 168 and Over 11⁄8 ⁄ 7⁄8 3⁄4 3⁄4 5⁄8 9⁄16 11⁄16 3⁄4 13⁄16 15⁄16 1 2 13⁄4 11⁄8 1 15⁄16 7⁄8 3⁄4 7⁄8 1 11⁄8 15⁄16 13⁄8 23⁄8 2 11⁄2 11⁄4 11⁄8 1 3⁄4 15⁄16 11⁄4 15⁄16 11⁄2 11⁄2 25⁄8 21⁄4 15⁄8 13⁄8 15⁄16 1 7⁄8 11⁄8 15⁄16 13⁄8 11⁄2 11⁄2 23⁄4 23⁄8 17⁄8 15⁄8 11⁄2 1 1 11⁄4 11⁄2 11⁄2 11⁄2 11⁄2 ... ... 23⁄4 21⁄4 2 15⁄8 11⁄4 11⁄4 11⁄2 11⁄2 11⁄2 11⁄2 ... ... 31⁄8 3 25⁄8 21⁄4 15⁄8 11⁄2 11⁄2 11⁄2 11⁄2 11⁄2 15 16 13⁄8 11⁄8 15⁄16 13⁄16 7 ⁄8 3 ⁄4 11⁄16 3⁄4 3 ⁄4 15⁄16 11⁄8 13⁄16 17⁄8 13⁄8 15⁄16 7⁄8 7⁄8 13⁄16 3⁄4 3⁄4 15⁄16 1 11⁄4 15⁄16 21⁄4 17⁄8 15⁄16 11⁄8 1 15⁄16 3 ⁄4 7 ⁄8 11⁄8 11⁄4 13⁄8 11⁄2 A Permitted Variation from a Flat Surface for Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft for longer plates. B Permitted Variation from a Flat Surface for Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. 21 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 15 Permitted Variations in Waviness for Standard Flatness Plates NOTE 1—Waviness denotes the maximum deviation of the surface of the plate from a plane parallel to the surface of the point of measurement and contiguous to the surface of the plate at each of the two adjacent wave peaks, when the plate is resting on a flat horizontal surface, as measured in an increment of less than 12 ft of length. The permitted variation in waviness is a function of the permitted variation from a flat surface as obtained from Table 13 or Table 14, whichever is applicable. NOTE 2—Plates must be in a horizontal position on a flat surface when waviness is measured. Permitted Variation from a Flat Surface (from Table 13 or 1 Table 14), in. ⁄ ⁄ 7⁄16 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 13⁄16 7⁄8 15⁄16 1 11⁄8 11⁄4 13⁄8 11⁄2 15⁄8 13⁄4 17⁄8 2 21⁄8 21⁄4 23⁄8 21⁄2 25⁄8 23⁄4 27⁄8 3 31⁄8 ⁄ ⁄ 7⁄16 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 13⁄16 7⁄8 15⁄16 1 11⁄8 11⁄4 13⁄8 11⁄2 15⁄8 13⁄4 17⁄8 2 21⁄8 21⁄4 23⁄8 21⁄2 25⁄8 23⁄4 27⁄8 3 31⁄8 Permitted Variation in Waviness, in., When Number of Waves in 12 ft is 2 3 4 5 6 7 ⁄ ⁄ 5⁄16 3⁄8 7⁄16 1⁄2 1⁄2 9⁄16 5⁄8 11⁄16 11⁄16 3⁄4 7⁄8 15⁄16 11⁄16 11⁄8 11⁄4 15⁄16 17⁄16 11⁄2 15⁄8 111⁄16 113⁄16 17⁄8 2 21⁄16 23⁄16 21⁄4 23⁄8 ⁄ ⁄ 1⁄4 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 7⁄8 15⁄16 1 11⁄16 11⁄8 13⁄16 11⁄4 15⁄16 17⁄16 11⁄2 19⁄16 15⁄8 111⁄16 13⁄4 ⁄ ⁄ 3⁄16 3⁄16 1⁄4 1⁄4 5⁄16 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 1⁄2 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 13⁄16 7⁄8 7⁄8 15⁄16 1 11⁄16 11⁄8 11⁄8 13⁄16 11⁄4 15⁄16 ⁄ ⁄ 1⁄8 3⁄16 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 5⁄8 11⁄16 11⁄16 3⁄4 13⁄16 13⁄16 7⁄8 15⁄16 15⁄16 1 ⁄ ⁄ 1⁄8 1⁄8 1⁄8 1⁄8 3⁄16 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 9⁄16 5⁄8 5⁄8 11⁄16 11⁄16 3⁄4 ⁄ ⁄ ⁄ 1⁄16 1⁄8 1⁄8 1⁄8 1⁄8 1⁄8 1⁄8 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 5⁄16 3⁄8 3⁄8 3⁄8 7⁄16 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 5 16 5 16 14 3 16 18 18 1 16 1 16 38 38 5 16 3 16 3 16 18 1 16 1 16 22 1 16 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 16 Permitted Variations in Cross Section for W, HP, S, M, C, and MC Shapes NOTE 1—A is measured at center line of web for S, M, and W and HP shapes; at back of web for C and MC shapes. Measurement is overall for C shapes under 3 in. B is measured parallel to flange. C is measured parallel to web. NOTE 2—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, in. A, Depth Shape W and HP S and M C and MC B, Flange Width Section Nominal Sizes, in. Up to 12, incl Over 12 3 to 7, incl Over 7 to 14, incl Over 14 to 24, incl 11⁄2 and under Over 11⁄2 to 3, excl 3 to 7, incl Over 7 to 14, incl Over 14 Over Theoretical Under Theoretical Over Theoretical Under Theoretical 18 ⁄ ⁄ 18 ⁄ ⁄ 14 18 14 3 16 3 32 1 16 18 ⁄ 3 32 ⁄ ⁄ ⁄ 3⁄32 1⁄8 3⁄16 ⁄ ⁄ ⁄ 1⁄16 3⁄32 1⁄8 ⁄ ⁄ 1⁄8 5⁄32 3⁄16 1⁄32 1⁄16 1⁄8 1⁄8 1⁄8 3 16 18 ⁄ 3 16 ⁄ ⁄ 18 1 32 1 32 1 16 1 16 ⁄ ⁄ ⁄ ⁄ ⁄ 1⁄32 1⁄16 1⁄8 5⁄32 3⁄16 18 5 32 3 16 A T + T' A Flanges Out-ofSquareB ⁄ ⁄ 1⁄32 1⁄32 1⁄32 1⁄32 1⁄32 1⁄32 1⁄32 1⁄32 E, Web off CenterC ⁄ ⁄ 3⁄16 3⁄16 3⁄16 ... ... ... ... ... C, Maximum Depth at any Cross Section over Theoretical Depth, in. ⁄ ⁄ ... ... ... ... ... ... ... ... 14 3 16 14 5 16 3 16 14 Permitted Variations Over or Under Theoretical Web Thickness for Thicknesses Given in Inches, in. ⁄ and under Over 3⁄16 ... ... ... ... ... 0.010 0.015 ... ... ... ... ... ... ... ... 0.015 0.020 ... ... ... 3 16 T + T' applies when flanges of channels are toed in or out. For channels 5⁄8 in. and under in depth, the permitted out-of-square is 3⁄64 in./in. of depth. Permitted variation is per inch of flange width for S, M, C, and MC shapes. C Permitted variation of 5⁄16 in. max for sections over 426 lb/ft. B 23 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 17 Permitted Variations in Cross Section for Angles (L Shapes), Bulb Angles, and Zees NOTE 1—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, in. B, Flange Width or Length of Leg A, Depth Section Nominal Size, in. Over Under Over Under Theoretical Theoretical Theoretical Theoretical AnglesA (L Shapes) 1 and under Over 1 to 2, incl Over 2 to 21⁄2 , incl Over 21⁄2 to 4, incl Over 4 to 6, incl Over 6 to 8, incl Over 8 to 10, incl Over 10 Bulb angles (Depth) 3 to 4, incl Over 4 to 6, incl Over 6 Zees 3 to 4, incl Over 4 to 6, incl A ... ... ... ... ... ... ... ... 1⁄8 1⁄8 1⁄8 1⁄8 1⁄8 ... ... ... ... ... ... ... ... 1⁄16 1⁄16 1⁄16 1⁄16 1⁄16 T, Out-ofSquare per Inch of B, in. 1 32 1 32 3 128 B 3 64 3 64 3 128 B ⁄ ⁄ 1⁄16 1⁄8 1⁄8 3⁄16 1⁄4 1⁄4 1⁄8 1⁄8 3⁄16 1⁄8 1⁄8 ⁄ ⁄ 1⁄16 3⁄32 1⁄8 1⁄8 1⁄4 3⁄8 3⁄32 1⁄8 1⁄8 3⁄32 1⁄8 ⁄ ⁄ 3⁄128 3⁄128 3⁄128 3⁄128 3⁄128 3⁄128 3⁄128 3⁄128 3⁄128 Permitted Variations Over or Under Theoretical Thickness for Thicknesses Given in Inches, in. B B B B B B B B B 3 128 B ⁄ ⁄ 3 128 B ⁄ and under Over 3⁄16 to 3⁄8, incl Over 3⁄8 0.008 0.010 0.012 ... ... ... ... ... ... ... ... ... ... 0.010 0.010 0.015 ... ... ... ... ... ... ... ... ... ... ... 0.012 0.015 ... ... ... ... ... ... ... ... ... ... 3 16 For unequal leg angles, longer leg determines classification. in./in. = 11⁄2 °. B 3 ⁄128 TABLE 18 Permitted Variations in Sectional Dimensions for Rolled Tees NOTE 1—*Back of square and center line of stem are to be parallel when measuring “out-of-square.” NOTE 2—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, in. Tees Nominal Size,A 11⁄4 and under Over 11⁄4 to 2, incl Over 2 to 3, excl 3 to 5, incl Over 5 to 7, incl A, DepthB B, WidthB Over Under Over Under ⁄ 1⁄16 3⁄32 3⁄32 3⁄32 3 64 ⁄ 1⁄16 3⁄32 1⁄16 1⁄16 3 64 ⁄ 1⁄16 3⁄32 1⁄8 1⁄8 3 64 3 64 ⁄ 1⁄16 3⁄32 1⁄8 1⁄8 T, Outof-Square per Inch of B ... ... ... 1⁄32 1⁄32 A E, Web-offCenter ... ... ... 3⁄32 1⁄8 Thickness of Flange Over Under Over Under ⁄ 1⁄16 3⁄32 ... ... 0.010 0.012 0.015 ... ... 0.010 0.012 0.015 ... ... 0.005 0.010 0.015 ... ... 0.020 0.020 0.020 ... ... 1 32 The longer member of an unequal tee determines the size for permitted variations. Measurements for both depth and width are overall. C Stem-out-of-square is the permitted variation from its true position of the center line of stem, measured at the point. B 24 Thickness of Stem Stem Out-ofSquareC ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 19 Permitted Variations in Length for S, M, C, MC, L, T, Z, and Bulb Angle Shapes NOTE 1—Where “...” appears in this table, there is no requirement. Nominal Size,A in. Under 3 3 and over A 5 to 10, excl Over Under 5⁄8 0 1 0 Permitted Variations from Specified Length for Lengths Given in Feet, in. 10 to 20,excl 20 to 30, incl Over 30 to 40, incl Over 40 to 50, incl Over 50 to 65, incl Over Under Over Under Over Under Over Under Over Under 1 1 1 0 1 ⁄2 0 2 0 2 ⁄2 0 21⁄2 0 1 3 1 3 3 1 ⁄2 0 1 ⁄4 0 2 ⁄4 0 2 ⁄4 0 2 ⁄4 0 Greatest cross-sectional dimension. TABLE 20 Permitted Variations in End Out-Of-Square for S, M, C, MC, L, T, Z, Bulb Angle, and Flat Bar Shapes Shapes S, M, C, and MC LA Bulb angles Rolled TeesA Zees Flat BarsB Permitted Variation ⁄ in. per inch of depth 3⁄128 in. per inch of leg length or 11⁄2 ° 3⁄128 in. per inch of depth or 11⁄2 ° 1⁄64 in. per inch of flange or stem 3⁄128 in. per inch of sum of both flange lengths 1⁄16 in. per inch of width but not less than 5⁄16 in. 1 64 A Permitted variations in end out-of-square are determined on the longer members of the shape. B For flat bars, permitted variations in end out-of-square are determined on the width of the bar. 25 Over 65 ft Over Under ... ... ... ... SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 21 Permitted Variations in Straightness for S, M, C, MC, L, T, Z, and Bulb Angle Shapes Positions for Measuring Camber of Shapes Variable Camber Sweep A Nominal Size,A in. Under 3 3 and over All Permitted Variation, in. ⁄ in. in any 5 ft, or 1⁄4 × (number of feet of total length/5) 1⁄8 × (number of feet of total length/5) Due to the extreme variations in flexibility of these shapes, permitted variations for sweep are subject to negotiations between the manufacturer and the purchaser for the individual sections involved. 14 Greatest cross-sectional dimension. TABLE 22 Permitted Variations in Length for W and HP Shapes Permitted Variations from Specified Length for Lengths Given in Feet, in.A, Over Under 4 0 A B For HP and W shapes specified in the order for use as bearing piles, the permitted variations in length are plus 5 in. and minus 0 in. These permitted variations in length also apply to sheet piles. B The permitted variations in end out-of-square for W and HP shapes shall be 1⁄64 in. per inch of depth, or per inch of flange width if the flange width is larger than the depth. 26 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 23 Permitted Variations in Length and End Out-of-Square, Milled Shapes Permitted Variations in Length and End Out-of-Square, in.A Milled Both EndsC Nominal Depth, in. Length B Length, ft Over 6 to 36 6 to 70 ⁄ 1 32 Under ⁄ 1 32 Milled One-EndC End Out-ofSquare ⁄ Length Over Under ⁄ 1 32 14 ⁄ 14 A End Out-ofSquare (for Milled End) 1⁄32 Length is measured along center line of web. Measurements are made with the steel and tape at the same temperature. B The permitted variations in length and end out-of-square are additive. C End out-of-square is measured by (a) squaring from the center line of the web and (b) squaring from the center line of the flange. The measured variation from true squareness in either plane shall not exceed the total tabular amount. TABLE 24 Permitted Variations in Straightness for W and HP Shapes Positions for Measuring Camber and Sweep of W and HP Shapes Permitted Variation in Straightness, in. Camber and sweep When certain sectionsB with a flange width approximately equal to depth are specified in the order for use as columns: Lengths of 45 ft and under Lengths over 45 ft ⁄ × (number of feet of total length/10)A 18 ⁄ × (number of feet of total length/10) but not over 3⁄8 ⁄ + [1⁄8 × ([number of feet of total length − 45] ⁄10)] 18 38 A Sections with a flange width less than 6 in., permitted variation for sweep, in. = 1⁄8 × (number of feet of total length/5). Applies only to: 8-in. deep sections 31 lb/ft and heavier, 10-in. deep sections 49 lb/ft and heavier, 12-in. deep sections 65 lb/ft and heavier, 14-in. deep sections 90 lb/ft and heavier, 16-in. deep sections 88 lb/ft and heavier, and 18-in. deep sections 135 lb/ft and heavier. For other sections specified in the order for use as columns, the permitted variation is subject to negotiation with the manufacturer. B TABLE 25 Permitted Variations in Dimensions for Split Tees and Split Angles (L Shapes)A Permitted Variation Over or Under Specified Depth,B in. Specified Depth, in. To 6, excl (beams and channels) 6 to 16, excl (beams and channels) 16 to 20, excl (beams and channels) 20 to 24, excl (beams) 24 and over (beams) A ⁄ 18 ⁄ 3 16 ⁄ 14 ⁄ 5 16 ⁄ 38 The permitted variations in length for split tees or angles are the same as those applicable to the section from which the tees or angles are split. B The above permitted variations in depth of tees or angles include the permitted variations in depth for the beams or channels before splitting. Permitted variations in dimensions and straightness, as set up for the beams or channels from which these tees or angles are cut, apply, except: straightness = 1⁄8 in. × (length in feet/5) 27 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE 26 Permitted Variations in Sectional Dimensions for Square-Edge and Round-Edge Flat Bars NOTE 1—Where “...” appears in this table, there is no requirement. Permitted Variations Over or Under Specified Thickness, for Thicknesses Given in Inches, in. Specified Widths, in. To 1, incl Over 1 to Over 2 to Over 4 to Over 6 to 2, 4, 6, 8, 0.203 to 0.230, excl 0.007 0.007 0.008 0.009 incl incl incl incl A 0.230 to 1⁄4, excl 0.007 0.007 0.008 0.009 0.015 ⁄ to 1⁄2, incl Over 1⁄2 to 1, incl 0.008 0.012 0.015 0.015 0.016 0.010 0.015 0.020 0.020 0.025 14 Permitted Variations From Specified Width, in. Over 1 to 2, incl Over 2 to 3, incl Over 3 Over Under ... ⁄ 1⁄32 1⁄32 1⁄32 ... ... 3⁄64 3⁄64 3⁄64 ... ... 3⁄64 3⁄64 1⁄16 ⁄ ⁄ 1⁄16 3⁄32 1⁄8 B ⁄ ⁄ 1⁄32 1⁄16 3⁄32 B 1 32 1 64 1 32 1 64 1 32 A Flats over 6 to 8 in., incl, in width are not available as hot-rolled carbon steel bars in thickness under 0.230 in. B For flats over 6 to 8 in., in width, and to 3 in. incl in thickness. TABLE 27 Permitted Variations in Sectional Dimensions for Round and Square Bars and Round-Cornered Squares Over Under Permitted Out-ofRound or Out-of-Square, in.A 0.005 0.006 0.007 0.008 0.009 0.010 0.011 0.012 0.014 1⁄64 1⁄32 3⁄64 1⁄16 5⁄64 1⁄8 5⁄32 3⁄16 1⁄4 0.005 0.006 0.007 0.008 0.009 0.010 0.011 0.012 0.014 1⁄64 0 0 0 0 0 0 0 0 0.008 0.009 0.010 0.012 0.013 0.015 0.016 0.018 0.021 0.023 0.023 0.035 0.046 0.058 0.070 0.085 0.100 0.120 Permitted Variations from Specified Size, in. Specified Size, in. To 5⁄16 Over 5⁄16 to 7⁄16, incl Over 7⁄16 to 5⁄8, incl Over 5⁄8 to 7⁄8, incl Over 7⁄8 to 1, incl Over 1 to 11⁄8 , incl Over 11⁄8 to 11⁄4, incl Over 11⁄4 to 13⁄8, incl Over 13⁄8 to 11⁄2, incl Over 11⁄2 to 2, incl Over 2 to 21⁄2 , incl Over 21⁄2 to 31⁄2, incl Over 31⁄2 to 41⁄2, incl Over 41⁄2 to 51⁄2, incl Over 51⁄2 to 61⁄2, incl Over 61⁄2 to 81⁄4, incl Over 81⁄4 to 91⁄2, incl Over 91⁄2 to 10, incl A Out-of-round is the difference between the maximum and minimum diameters of the bar, measured at the same transverse cross section. Out-of-square section is the difference in perpendicular distance between opposite faces, measured at the same transverse cross section. TABLE 28 Permitted Variations in Sectional Dimensions for Hexagons Permitted Variations from Specified Size, in. Specified Sizes Between Opposite Sides, in. 1⁄2 and under Over 1⁄2 to 1, incl Over 1 to 11⁄2 , incl Over 11⁄2 to 2, incl Over 2 to 21⁄2 , incl Over 21⁄2 to 31⁄2, incl A Over Under 0.007 0.010 0.021 1⁄32 3⁄64 1⁄16 0.007 0.010 0.013 1⁄64 1⁄64 1⁄64 Permitted Out-ofHexagon Section, Three Measurements, in.A 0.011 0.015 0.025 1⁄32 3⁄64 1⁄16 Out-of-hexagon section is the greatest difference in distance between any two opposite faces measured at the same transverse cross section. 28 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE 29 Permitted Variations in Straightness for Bars Permitted Variations in Straightness, in.A ⁄ in any 5 ft and 1⁄4 × (number of feet of total length/5) 14 A Permitted variations in straightness do not apply to hot-rolled bars if any subsequent heating operation has been performed. TABLE 30 Permitted Variations in Length for Hot-Cut Steel BarsA NOTE 1—Where “...” appears in this table, there is no requirement. Specified Sizes of Rounds, Squares, and Hexagons, in. To 1, incl Over 1 to Over 1 to Over 2 to Over 5 to 2 to 5, inclB Over 5 to 10, incl A B Thickness 5 to 10, excl Width To 1, incl Over 1 To 1, incl Over 1 ... 0.230 to 1, incl Over 1 to 3, incl 2, incl 2, incl 5, incl 10, incl Permitted Variations Over Specified Length Given in Feet, in. (No Variation Under) Specified Sizes of Flats, in. To 3, incl To 3, incl Over 3 to 6, incl Over 3 to 6, incl ... Over 6 to 8, incl Over 6 to 8, incl Hot Sawing 3 and over ... 1 and over ... 10 to 20, excl 20 to 30, excl 30 to 40, excl 40 to 60, incl ⁄ ⁄ 5⁄8 1 2 3⁄4 11⁄4 34 ⁄ 1 1 11⁄2 21⁄2 11⁄4 13⁄4 11⁄4 11⁄2 11⁄2 13⁄4 23⁄4 13⁄4 2 13⁄4 2 2 21⁄4 3 31⁄2 31⁄2 21⁄4 21⁄2 21⁄2 23⁄4 31⁄4 4 4 B 11⁄2 21⁄2 13⁄4 23⁄4 21⁄4 3 23⁄4 31⁄4 12 58 B For flats over 6 to 8 in., incl, in width and over 3 in. in thickness, consult the manufacturer for permitted variations in length. Smaller sizes and shorter lengths are not commonly hot sawed. TABLE 31 Permitted Variations in Length for Bars Recut Both Ends After StraighteningA,B Sizes of Rounds, Squares, Hexagons, Width of Flats and Maximum Dimension of Other Sections, in. To 3, incl Over 3 to 6, incl Over 6 to 8, incl Rounds over 8 to 10, incl A B Over ⁄ 3 16 ⁄ ⁄ 1⁄2 14 38 Permitted Variations from Specified Lengths Given in Feet, in. To 12, incl Over 12 UnOver der 1⁄16 1⁄4 1⁄16 3⁄8 1⁄16 1⁄2 1⁄16 5⁄8 Under 1⁄16 1⁄16 1⁄16 1⁄16 For flats over 6 to 8 in., incl, in width, and over 3 in. in thickness, consult the manufacturer or processor for permitted variations in length. Permitted variations are sometimes required all over or all under the specified length, in which case the sum of the two permitted variations applies. SUPPLEMENTARY REQUIREMENTS The following standardized supplementary requirements are for use when desired by the purchaser. Those that are considered suitable for use with each material specification are listed in the specification. Other tests may be performed by agreement between the supplier and the purchaser. These additional requirements shall apply only when specified in the order, in which event the specified tests shall be made by the manufacturer or processor before shipment of the material. S1. Vacuum Treatment specimen, or from a sample taken from the same relative location as that from which the tension test specimen was taken. S1.1 The steel shall be made by a process that includes vacuum degassing while molten. Unless otherwise agreed upon with the purchaser, it is the responsibility of the manufacturer to select suitable process procedures. S3. Simulated Post-Weld Heat Treatment of Mechanical Test Coupons S2. Product Analysis S3.1 Prior to testing, the test specimens representing the structural product for acceptance purposes for mechanical properties shall be thermally treated to simulate a post-weld heat treatment below the critical temperature (Ac3), using the heat treatment parameters (such as temperature range, time, S2.1 Product analyses shall be made for those elements specified or restricted by the applicable product specification for the applicable grade, class, and type. Specimens for analysis shall be taken adjacent to or from the tension test 29 SA-6/SA-6M ASME BPVC.II.A-2023 S18. Maximum Tensile Strength and cooling rates) specified in the order. The test results for such heat-treated test specimens shall meet the applicable product specification requirements. S18.1 Steel having a specified minimum tensile strength of less than 70 ksi [485 MPa] shall not exceed the minimum specified tensile strength by more than 30 ksi [205 MPa]. S18.2 Steel having a minimum specified tensile strength of 70 ksi [485 MPa] or higher shall not exceed the minimum specified tensile strength by more than 25 ksi [170 MPa]. S4. Additional Tension Test S4.1 Plate—One tension test shall be made from each unit plate rolled from a slab or directly from an ingot, except that for quenched and tempered plates, a test shall be taken from each unit plate heat treated. The results obtained shall be reported on the mill test reports when such tests are required by the order. S23. Copper-Bearing Steel (for improved atmospheric corrosion resistance) S23.1 The copper content shall be a minimum of 0.20 % on heat analysis, 0.18 on product analysis. S5. Charpy V-Notch Impact Test S5.1 Charpy V-notch impact tests shall be conducted in accordance with Specification A673/A673M. S5.2 The frequency of testing, the test temperature to be used, and the absorbed energy requirements shall be as specified on the order. S26. Subdivided Material—Marking of Individual Pieces S26.1 Subdivided pieces shall be individually identified by marking, stenciling, or die stamping the applicable product specification designation (year-date not required), grade, heat number, and the heat treatment identification, if applicable, along with the trademark, brand, or name of the organization that subdivided the structural product. As an alternative, individual subdivided pieces shall be identified by a code traceable to the original required identification, provided that the trademark, name, or brand of the organization that subdivided the structural product is also placed on the structural product and the original required identification, cross referenced on the code, is furnished with the structural product. S6. Drop-Weight Test (for Material 0.625 in. [16 mm] and Over in Thickness) S6.1 Drop-weight tests shall be made in accordance with Test Method E208. The specimens shall represent the material in the final condition of heat treatment. Agreement shall be reached between the purchaser and the manufacturer or processor as to the number of pieces to be tested and whether a maximum nil-ductility transition (NDT) temperature is mandatory or if the test results are for information only. S8. Ultrasonic Examination S27. Restrictive Plate Flatness S8.1 The material shall be ultrasonically examined in accordance with the requirements specified on the order. S27.1 As-rolled or normalized carbon steel plates ordered to restrictive flatness shall conform to the permitted variations from a flat surface given in Table S27.1 or Table S27.2, whichever is applicable. S27.2 As-rolled or normalized high-strength low-alloy steel plates ordered to restrictive flatness shall conform to the permitted variations from a flat surface given in Table S27.3 or Table S27.4, whichever is applicable. S15. Reduction of Area Measurement S15.1 The reduction of area, as determined on the 0.500-in. [12.5-mm] diameter round tension test specimen in accordance with Test Methods and Definitions A370, shall not be less than 40 %. 30 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE S27.1 Permitted Variations From a Flat Surface for As-Rolled or Normalized Carbon Steel Plates Ordered to Half-Standard Flatness NOTE 1—Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the permitted variation from a flat surface shall not exceed 1⁄4 in. in each direction. When the longer dimension is from 36 to 72 in., incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 1⁄4 in. NOTE 4—The permitted variations given in this table apply to plates that have a minimum specified tensile strength not over 60 ksi or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or compatible chemistry or hardness, the permitted variations are 11⁄2 times the amounts in this table. NOTE 5—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 6—Permitted variations in waviness do not apply. NOTE 7—Plates must be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, incl Specified Weights, lb/ft2 To 10.2, excl 10.2 to 15.3, excl 15.3 to 20.4, excl 20.4 to 30.6, excl 30.6 to 40.8, excl 40.8 to 51.7, incl Permitted Variations From a Flat Surface for Specified Widths Given in Inches, in. 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, incl 15 32 ⁄ ⁄ 58 ⁄ ⁄ 11 16 ⁄ 34 9 16 58 11 16 34 5 16 ⁄ ⁄ 9⁄32 1⁄4 5 16 38 5 16 ⁄ ⁄ 5⁄16 9⁄32 7 16 9 32 5 16 38 ⁄ ⁄ 1⁄2 1⁄2 3⁄8 5⁄16 78 15 32 ⁄ ⁄ 13 16 38 ⁄ ⁄ 5⁄16 9⁄32 ⁄ ⁄ ⁄ ⁄ 5⁄16 5 16 ⁄ ⁄ ⁄ 9 16 ⁄ ⁄ 5⁄16 12 7 16 TABLE S27.2 Permitted Variations From a Flat Surface for As-Rolled or Normalized Carbon Steel Plates Ordered to Half-Standard Flatness NOTE 1—Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 3700 mm in length, or in any 3700 mm of longer plates. NOTE 2—Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the permitted variation from a flat surface shall not exceed 6 mm in each direction. When the longer dimension is from 900 to 1800 mm, incl., the permitted flatness variation should not exceed 75 % of the tabular amount for the specified width, but in no case less than 6 mm. NOTE 4—The permitted variations given in this table apply to plates that have a minimum specified tensile strength not over 415 MPa or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or compatible chemistry or hardness, the permitted variations are 11⁄2 times the amounts in this table. NOTE 5—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 6—Permitted variations in waviness do not apply. NOTE 7—Plates must be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, incl Specified Weights, kg/m2 To 47.1 excl 47.1 to 78.5, excl. 78.5 to 94.2, excl 94.2 to 157.0, excl 157.0 to 196.2, excl 196.2 to 392.5, incl Permitted Variations From a Flat Surface for Specified Widths Given in Millimetres, mm 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, incl 12 9 8 7 7 6 16 12 8 8 8 7 17 14 9 8 8 7 19 16 11 9 8 8 20 17 12 12 9 8 22 19 14 12 11 8 31 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE S27.3 Permitted Variations From a Flat Surface for As-Rolled or Normalized High-Strength Low-Alloy Steel Plates Ordered to Half-Standard Flatness NOTE 1—Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the permitted variation from a flat surface shall not exceed 3⁄8 in. in each direction. When the larger dimension is from 36 to 72 in., incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 3⁄8 in. NOTE 4—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of those plates. NOTE 5—Permitted variations in waviness do not apply. NOTE 6—Plates must be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, incl Specified Weights, lb/ft2 To 10.2 excl 10.2 to 15.3, 15.3 to 20.4, 20.4 to 30.6, 30.6 to 40.8, 40.8 to 51.7, Permitted Variations From a Flat Surface for Specified Widths Given in Inches, in. 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, incl ⁄ 15 16 9 16 11 16 ⁄ ⁄ 15⁄32 7⁄16 7⁄16 13⁄32 1 ⁄ 9⁄16 1⁄2 15⁄32 7⁄16 1 1⁄8 15⁄16 21⁄32 9⁄16 1⁄2 15⁄32 13⁄16 1 3⁄4 5⁄8 9⁄16 1⁄2 15⁄16 11⁄8 13⁄16 11⁄16 21⁄32 1 ⁄2 11 16 excl excl excl excl incl ⁄ ⁄ ⁄ 15 32 13 32 ⁄ 7 16 ⁄ 38 78 TABLE S27.4 Permitted Variations From a Flat Surface for As-Rolled or Normalized High-Strength Low-Alloy Steel Plates Ordered to Half-Standard Flatness NOTE 1—Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 3700 mm in length, or in any 3700 mm of longer plates. NOTE 2—Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the permitted variation from a flat surface shall not exceed 10 mm in each direction. When the larger dimension is from 900 to 1800 mm, incl., the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width but in no case less than 10 mm. NOTE 4—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 5—Permitted variations in waviness do not apply. NOTE 6—Plates must be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, incl Specified Weights, kg/m2 To 47.1 excl 47.1 to 78.5, excl 78.5 to 94.2, excl 94.2 to 157.0, excl 157.0 to 196.2, excl 196.2 to 392.5, incl Permitted Variations From a Flat Surface for Specified Widths Given in Millimetres, mm 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, incl 17 14 12 11 11 9 24 17 12 11 11 10 25 22 14 12 12 11 28 24 16 14 12 12 30 25 19 16 14 12 33 28 20 17 16 12 requirement, Charpy V-notch impact tests shall be conducted in accordance with Specification A673/A673M, using specimens taken from the alternate core location. Unless otherwise specified in the purchase order, the minimum average absorbed energy for each test shall be 20 ft·lbf [27 J] and the test temperature shall be 70°F [21°C]. S30.2 The frequency of testing shall be Frequency (H), except that, for rolled shapes produced from ingots, the frequency shall be Frequency (P) and the specimens shall be S28. Fine Grain Practice S28.1 The steel shall be made to fine grain practice. S29. Fine Austenitic Grain Size S29.1 The requirements for fine austenitic grain size (see 8.1 and 8.3) shall be met. S30. Charpy V-Notch Impact Test for Structural Shapes: Alternate Core Location S30.1 For shapes with a flange thickness equal to or greater than 11⁄2 in. [38.1 mm] that are specified in the purchase order to be tested in accordance with this supplementary 32 ASME BPVC.II.A-2023 SA-6/SA-6M taken from a location representing the top of an ingot or part of an ingot used to produce the product represented by such specimens. S31.2 The carbon equivalent shall be calculated using the following formula: S31. Maximum Carbon Equivalent for Weldability S31.3 For additional information on the weldability of steel, see Appendix X3. CE 5 C1Mn/61 ~ Cr1Mo1V ! /51 ~ Ni1Cu! /15 S31.1 Plates and shapes shall be supplied with a specific maximum carbon equivalent value as specified by the purchaser. This value shall be based upon heat analysis. The required chemical analysis as well as the carbon equivalent shall be reported. S32. Single Heat Bundles S32.1 Bundles containing shapes or bars shall be from a single heat of steel. ANNEXES (Mandatory Information) A1. PERMITTED VARIATIONS IN DIMENSIONS AND MASS IN SI UNITS A1.1 Tables A1.1-A1.31 inclusive contain permitted variations in dimensions and mass stated in SI Units. 33 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.1 Permitted Variations in Thickness for Rectangular Carbon, High-Strength Low Alloy, and Alloy Steel Plates, 300 mm and Under in Thickness When Ordered to Thickness NOTE 1—Permitted variation under specified thickness, 0.3 mm. When so specified, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. NOTE 2—Thickness to be measured at 10 to 20 mm from the longitudinal edge. NOTE 3—For specified thicknesses not listed in this table, the permitted variations in thickness shall be as given for the next higher value of specified thickness that is listed in this table. NOTE 4—For thickness measured at any location other than that specified in Note 2, the permitted variations over specified thickness shall be 13⁄4 times the amounts in this table, rounded to the nearest 0.1 mm. NOTE 5—Where “...” appears in this table, there is no requirement. Specified Thickness, mm 5.0 5.5 6.0 7.0 8.0 9.0 10.0 11.0 12.0 14.0 16.0 18.0 20.0 22.0 25.0 28.0 30.0 32.0 35.0 38.0 40.0 45.0 50.0 55.0 60.0 70.0 80.0 90.0 100.0 110.0 120.0 130.0 140.0 150.0 160.0 180.0 200.0 250.0 300.0 Permitted Variations Over Specified Thickness for Widths Given in Millimetres, mm 1200 and Under Over 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, excl 3000 to 3300, excl 3300 to 3600, excl 3600 to 4200, excl 4200 and Over 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 5.8 7.5 7.5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 5.8 7.5 7.5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 0.9 0.9 1.0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.5 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 0.9 1.0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.9 0.9 0.9 1.0 1.0 1.0 1.0 1.0 1.0 1.1 1.2 1.3 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.9 0.9 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.1 1.1 1.2 1.2 1.3 1.5 1.8 1.8 2.0 2.3 2.3 2.5 2.8 3.0 3.3 3.4 3.5 3.5 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 1.0 1.0 1.1 1.2 1.2 1.3 1.3 1.3 1.3 1.3 1.3 1.4 1.4 1.5 1.5 1.8 1.8 2.0 2.3 2.3 2.5 2.8 3.0 3.3 3.4 3.6 3.6 3.6 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 ... ... ... 1.4 1.4 1.5 1.5 1.5 1.5 1.5 1.5 1.6 1.6 1.8 1.8 2.0 2.1 2.3 2.5 2.7 2.8 3.0 3.3 3.5 3.8 4.0 4.0 4.0 4.4 4.4 4.8 5.2 5.6 5.6 5.6 6.3 7.0 7.5 9.0 ... ... ... ... ... ... 1.7 1.7 1.8 1.8 1.8 2.0 2.0 2.0 2.2 2.2 2.4 2.6 2.8 3.0 3.3 3.5 3.8 3.8 4.0 4.0 4.0 4.4 4.4 4.4 4.8 5.2 5.6 5.6 5.6 6.3 7.0 8.8 9.0 34 TABLE A1.2 Permitted Variations in Mass for Rectangular Sheared Plates and Universal Mill Plates 2983 kg/m2 and Under When Ordered to Mass NOTE 1—Permitted variations in excess mass for lots of circular and sketch plates shall be 11⁄4 times the amounts in this table. NOTE 2—Permitted variations in excess mass for single plates shall be 11⁄3 times the amounts in this table. NOTE 3—Permitted variations in excess mass for single circular and sketch plates shall be 12⁄3 times the amounts in this table. NOTE 4—The adopted standard density for rolled steel is 7850 kg/m3. NOTE 5—Where “...” appears in this table, there is no requirement. Permitted Variations in Average Mass of LotsA for Widths Given in Millimetres, Expressed in Percentage of the Specified Masses per Square Metre Specified Mass, kg/m2 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, excl 3000 to 3300, excl 3300 to 3600, excl 3600 to 4200, excl 4200 and Over Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under Over Under 4.0 3.0 4.5 3.0 5.0 3.0 5.5 3.0 6.0 3.0 7.5 3.0 9.0 3.0 ... ... ... ... ... ... ... ... 4.0 3.0 4.5 3.0 5.0 3.0 5.5 3.0 6.0 3.0 6.5 3.0 7.0 3.0 8.0 3.0 9.0 3.0 ... ... ... ... 4.0 3.0 4.0 3.0 4.5 3.0 5.0 3.0 5.5 3.0 5.5 3.0 6.0 3.0 7.5 3.0 8.0 3.0 11 3.0 ... ... 3.5 3.0 3.5 3.0 4.0 3.0 4.5 3.0 5.0 3.0 5.0 3.0 5.5 3.0 6.0 3.0 7.0 3.0 9.0 3.0 10 3.0 3.5 2.5 3.5 2.5 3.5 3.0 4.0 3.0 4.5 3.0 4.5 3.0 5.0 3.0 5.5 3.0 6.0 3.0 8.0 3.0 9.0 3.0 3.5 2.5 3.5 2.5 3.5 3.0 3.5 3.0 4.0 3.0 4.0 3.0 4.5 3.0 5.0 3.0 5.5 3.0 7.0 3.0 8.0 3.0 3.0 2.5 3.5 2.5 3.5 2.5 3.5 3.0 3.5 3.0 3.5 3.0 4.0 3.0 4.5 3.0 5.0 3.0 6.5 3.0 7.0 3.0 3.0 2.0 3.0 2.0 3.0 2.0 3.0 2.0 3.5 2.0 3.5 2.5 3.5 2.5 4.0 3.0 4.5 3.0 6.0 3.0 6.5 3.0 2.5 2.0 3.0 2.0 3.0 2.0 3.0 2.0 3.5 2.0 3.5 2.0 3.5 2.5 3.5 3.0 4.0 3.0 5.5 3.0 6.0 3.0 2.5 2.0 3.0 2.0 3.0 2.0 3.0 2.0 3.5 2.0 3.5 2.0 3.5 2.5 3.5 3.0 3.5 3.0 4.0 3.0 4.5 3.0 2.5 1.5 2.5 1.5 2.5 1.5 2.5 1.5 2.5 2.0 2.5 2.0 2.5 2.0 2.5 2.0 2.5 2.0 3.0 2.0 3.5 2.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 3.0 1.0 3.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 3.0 1.0 2.0 1.0 2.0 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.0 1.0 2.0 1.0 2.0 1.0 2.0 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 2.5 1.0 The term “lot” means all the plates of each tabular width and mass group represented in each shipment. SA-6/SA-6M A Over 1200 to 1500, excl ASME BPVC.II.A-2023 35 To 51.02, excl 51.02 to 62.80, excl 62.80 to 74.58, excl 74.58 to 86.35, excl 86.35 to 102.0, excl 102.0 to 125.6, excl 125.6 to 149.2, excl 149.2 to 196.2, excl 196.2 to 392.5, excl 392.5 to 588.8, excl 588.8 to 785.0, excl 785.0 to 1178, excl 1178 to 1962, excl 1962 to 2355, excl 2355 to 2983, incl 1200 and Under SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.3 Permitted Variations in Width and Length for Sheared Plates 40 mm and Under in Thickness; Length Only of Universal Mill Plates 65 mm and Under in Thickness Specified Dimensions, mm Length Permitted Variations Over Specified Width and LengthA for Thicknesses Given in Millimetres and Equivalent Masses Given in Kilograms per Square Metre, mm Width To 10.5, excl 10.5 to 16, excl 16 to 25, excl 25 to 50, inclB To 78.50, excl 78.50 to 125.6, excl 125.6 to 196.2, excl 196.2 to 392.5, excl Width Length Width Length Width Length Width Length To 3000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 10 11 13 16 13 16 19 22 11 13 16 19 16 18 22 25 13 16 19 22 19 22 25 29 16 19 25 29 25 25 29 32 3000 to 6000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 10 13 14 16 19 19 22 25 13 16 18 19 22 22 24 29 16 19 21 22 25 25 29 32 19 22 25 29 29 32 35 35 6000 to 9000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 10 13 14 18 25 25 25 29 13 16 18 22 29 29 32 32 16 19 22 25 32 32 35 35 19 22 25 32 38 38 38 44 9000 to 12 000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 11 13 14 19 29 32 32 35 13 16 19 22 32 35 35 38 16 19 22 25 35 38 38 41 19 22 25 32 41 41 48 48 12 000 to 15 000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 11 13 16 19 32 35 35 38 13 16 19 22 38 38 38 41 16 19 22 25 41 41 41 44 19 22 25 32 48 48 48 48 15 000 to 18 000, excl To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 13 16 16 22 44 44 44 44 16 19 19 25 48 48 48 51 19 22 22 29 48 48 48 57 22 25 29 32 57 57 57 64 18 000 and over To 1500, excl 1500 to 2100, excl 2100 to 2700, excl 2700 and over 14 19 19 25 51 51 51 51 19 22 22 29 54 54 54 60 22 25 25 32 57 57 57 64 25 29 32 35 70 70 70 76 A Permitted variations under specified width and length, 6 mm. By agreement, these permitted variations may be taken all over, in which case the sum of the permitted variations applies. Permitted variations in length apply also to Universal Mill plates up to 300 mm in width for thicknesses over 50 to 65 mm, incl, except for alloy steel up to 50 mm thick. B TABLE A1.4 Permitted Variations in Width for Mill Edge Carbon and High Strength Low-Alloy Plates Produced on Strip Mills (Applies to Plates Produced from Coil and to Plates Produced from an As-Rolled Structural Product) Specified Width, mm To 360, excl 360 to 430, excl 430 to 480, excl 480 to 530, excl 530 to 610, excl 610 to 660, excl 660 to 710, excl 710 to 890, excl 890 to 1270, excl 1270 to 1520, excl 1520 to 1650, excl 1650 to 1780, excl 1780 to 2030, excl 2030 and over A TABLE A1.5 Permitted Variations in Rolled Width for Universal Mill Plates 380 mm and Under in Thickness Permitted Variations Over Specified WidthA for Thickness Given in Millimetres or Equivalent Masses Given in Kilograms per Square Metre, mm Over 50 Over 250 To 10, 10 to 16, 16 to 25, 25 to 50, to 250, to 400, excl excl incl incl Specified Width, mm incl incl Over Over To 78.50 to 125.6 to 196.2 to 392.5 1962 78.50, 125.6, 196.2, 392.5, to 1962, to 3140, excl excl excl incl incl incl Over 200 to 500, excl 3 3 5 6 10 13 500 to 900, excl 5 6 8 10 11 14 900 and over 8 10 11 13 14 16 Permitted Variation Over Specified Width, mmA 11 13 14 16 17 21 24 29 32 38 41 44 47 51 A No permitted variation under specified width. 36 Permitted variation under specified width, 3 mm. ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.6 Permitted Variations in Diameter for Sheared Circular Plates 25 mm and Under in Thickness Permitted Variations Over Specified Diameter for Thicknesses Given in Millimetres, mmA Specified Diameters, mm To 10, excl 10 to 16, excl 16 to 25, incl 6 8 10 11 13 10 11 13 14 16 13 14 16 17 19 To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, excl 3300 and over A No permitted variation under specified diameter. TABLE A1.7 Permitted Variations in Diameter for Gas-Cut Circular Plates (Not Applicable to Alloy Steel) Specified Diameters, mm To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, excl 3300 and over A Permitted Variation Over Specified Diameter for Thicknesses Given, mmA To 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, incl 10 10 13 13 16 10 13 14 14 19 13 13 16 17 22 13 16 19 22 25 16 19 22 25 29 19 22 25 29 32 No permitted variations under specified diameter. TABLE A1.8 Permitted Variations in Width and Length for Rectangular Plates When Gas Cutting is Specified or Required (Applies to Alloy Steel Specifications Only) NOTE 1—Plates with universal rolled edges will be gas cut to length only. NOTE 2—These permitted variations shall be taken all under or divided over and under, if so specified. Specified Thickness, mm Permitted Variation Over Specified Width and Length, mm To 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, excl 19 25 29 33 38 TABLE A1.9 Permitted Variations in Width and Length for Rectangular Plates When Gas Cutting is Specified or Required (Not Applicable to Alloy Steel) NOTE 1—Plates with universal rolled edges will be gas cut to length only. A Specified Thickness, mm Permitted Variation Over Specified Width and Length, mmA To 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, incl 13 16 19 22 25 These permitted variations shall be taken all under or divided over and under, if so specified. 37 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.10 Permitted Variations in Diameter for Gas-Cut Circular Plates (Applies to Alloy Steel Specifications Only) Permitted Variations Over Specified Diameter for Specified Thicknesses Given in Millimetres, mmA Specified Diameter, mm To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, incl A To 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, incl 13 13 16 22 13 16 19 25 19 22 25 29 19 25 29 32 25 29 32 35 25 32 35 38 No permitted variations under specified diameter. TABLE A1.11 Permitted CamberA for Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Universal Mill Plates and HighStrength Low-Alloy Steel and Alloy Steel Sheared or Gas-Cut Rectangular Plates Specified Width, mm To 750, incl Over 750 to 1500 Permitted Camber, mm Length in millimetres/300 Length in millimetres/250 A Camber as it relates to plates is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. TABLE A1.12 Permitted CamberA for Sheared Plates and Gas-Cut Rectangular Plates, All Thicknesses (Applies to Carbon Steel Only) Permitted camber, mm = length in millimetres/500 A Camber as it relates to plates is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. 38 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.13 Permitted Variations From a Flat Surface for Standard Flatness Carbon Steel Plates NOTE 1—When the longer dimension is under 900 mm, the permitted variation from a flat surface shall not exceed 6 mm. When the longer dimension is from 900 to 1800 mm, incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 6 mm. NOTE 2—These permitted variations apply to plates that have a specified minimum tensile strength of not more than 415 MPa or comparable chemical composition or hardness. The limits in this table are increased 50 % for plates that have a higher specified minimum tensile strength or comparable chemical composition or hardness. NOTE 3—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 4—Where “...” appears in this table, there is no requirement. NOTE 5—Plates must be in a horizontal position on a flat surface when flatness is measured. Permitted Variations From a Flat Surface for Specified Widths Given in Millimetres, mmA,B Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 250, excl 250 to 300, excl 300 to 400, incl Specified Mass, kg/m2 To 900, excl 900 to 1200, excl 1200 to 1500, excl 14 13 13 11 11 10 8 10 11 13 13 16 19 16 14 13 13 13 10 11 13 13 16 19 24 19 16 14 14 13 11 13 13 16 19 21 To 47.1, excl 47.1 to 78.5, excl 78.5 to 94.2, excl 94.2 to 157.0, excl 157.0 to 196.2, excl 196.2 to 392.5, excl 392.5 to 785.0, excl 785.0 to 1178, excl 1178 to 1570, excl 1570 to 1962, excl 1962 to 2355, excl 2355 to 3140, incl 1500 to 1800 to 1800, 2100, excl excl 32 24 16 16 16 14 13 13 16 18 21 22 35 29 19 16 16 14 13 14 18 19 22 24 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, excl 3000 to 3600, excl 3600 to 4200, excl 4200 and over 38 32 22 19 16 16 13 14 19 21 24 25 41 35 25 25 19 16 13 16 22 22 25 25 44 38 29 25 22 16 14 19 22 24 25 25 48 41 32 29 25 18 16 22 25 25 25 25 ... ... 48 38 35 29 22 22 25 25 25 25 ... ... 54 51 44 38 29 25 25 25 25 ... A Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width for plates up to 4000 mm in length, or in any 4000 mm for longer plates. B Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. TABLE A1.14 Permitted Variations From a Flat Surface for Standard Flatness High-Strength Low-Alloy Steel and Alloy Steel Plates, Hot Rolled or Thermally Treated NOTE 1—When the longer dimension is under 900 mm, the permitted variation from a flat surface shall not exceed 10 mm. When the longer dimension is from 900 to 1800 mm, incl, the permitted variation from a flat surface shall not exceed 75 % of the tabular amount for the specified width. NOTE 2—This table and these notes cover the permitted variations from a flat surface for circular and sketch plates, based upon the maximum dimensions of such plates. NOTE 3—Where “...” appears in this table, there is no requirement. NOTE 4—Plates must be in a horizontal position on a flat surface when flatness is measured. Permitted Variations from a Flat Surface for Specified Widths Given in Millimetres, mmA,B Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 250, excl 250 to 300, excl 300 to 400, incl Specified Mass, kg/m2 To 47.1, excl 47.1 to 78.5, excl 78.5 to 94.2, excl 94.2 to 157.0, excl 157.0 to 196.2, excl 196.2 to 392.5, excl 392.5 to 785.0, excl 785.0 to 1178, excl 1178 to 1570, excl 1570 to 1962, excl 1962 to 2355, excl 2355 to 3140, incl To 900, excl 900 to 1200, excl 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, excl 3000 to 3600, excl 3600 to 4200, excl 4200 and over 21 19 19 16 16 14 13 14 16 19 19 22 29 24 22 19 19 16 14 18 19 21 24 25 35 29 24 22 22 19 18 19 19 24 29 30 48 35 24 22 22 21 19 19 24 25 32 33 51 44 29 25 24 22 19 22 25 29 33 35 57 48 33 29 25 24 19 22 29 32 35 38 60 51 38 32 29 25 19 24 32 33 38 38 67 57 41 35 33 25 22 29 33 35 38 38 70 60 48 41 38 25 25 32 38 38 38 38 ... ... 70 57 51 41 32 32 38 38 38 38 ... ... 79 76 67 57 41 38 38 38 38 38 A Permitted Variation From a Flat Surface Along the Length—The longer dimension specified is considered the length, and the permitted variation from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 4000 mm in length, or in any 4000 mm for longer plates. B Permitted Variation From a Flat Surface Across the Width—The permitted variation from a flat surface across the width shall not exceed the tabular amount for the specified width. 39 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.15 Permitted Variations in Waviness for Standard Flatness Plates NOTE 1—Waviness denotes the maximum deviation of the surface of the plate from a plane parallel to the surface of the point of measurement and contiguous to the surface of the place at each of the two adjacent wave peaks, when the plate is resting on a flat horizontal surface, as measured in an increment of less than 4000 mm of length. The permitted variation in waviness is a function of the permitted variation from a flat surface as obtained from Table A1.13 or Table A1.14, whichever is applicable. NOTE 2—Plates must be in a horizontal position on a flat surface when waviness is measured. Permitted Variation from a Flat Surface (from Table Table A1.13 or Table A1.14), mm 8 10 11 13 14 16 17 19 21 22 24 25 29 32 35 38 41 44 48 51 54 57 60 64 67 70 73 76 79 Permitted Variations in Waviness, mm, When Number of Waves in 4000 mm is 1 2 3 4 5 6 7 8 10 11 13 14 16 17 19 21 22 24 25 29 32 35 38 41 44 48 51 54 57 60 64 67 70 73 76 79 6 8 8 10 11 13 13 14 16 17 17 19 22 24 27 29 32 33 37 38 41 43 46 48 51 52 56 57 60 5 5 6 8 8 10 10 11 11 13 13 14 16 17 19 22 24 25 27 29 30 32 33 37 38 40 41 43 44 3 5 5 5 6 6 8 8 8 10 10 11 13 13 14 16 17 19 21 22 22 24 25 27 29 29 30 32 33 3 3 3 5 5 5 5 6 6 6 8 8 10 10 11 13 13 14 14 16 17 17 19 21 21 22 24 24 25 2 2 3 3 3 3 5 5 5 5 6 6 6 8 8 10 10 11 11 13 13 14 14 14 16 16 17 17 19 2 2 2 2 2 2 2 2 2 2 5 5 5 6 6 6 8 8 8 10 10 10 11 11 11 13 13 14 14 40 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.16 Permitted Variations in Cross Section for W, HP, S, M, C, and MC Shapes NOTE 1—A is measured at center lines of web for S, M, W, and HP shapes; at back of web for C and MC shapes. Measurement is overall for C shapes under 75 mm. B is measured parallel to flange. C is measured parallel to web. NOTE 2—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, mm Shape Section Nominal Size, mm A, Depth B, Flange Width A T+T' E, Web Flanges OutC of-SquareB off Center Over Under Over Under Theoretical Theoretical Theoretical Theoretical Permitted Variations Over or UnC, Maximum der Theoretical Web Thickness for Depth at any Thicknesses Given in Millimetres, Cross Section mm over Theoret5 and ical Depth Over 5 Under W and HP up to 310, incl over 310 4 4 3 3 6 6 5 5 6 8 5 5 6 6 ... ... ... ... S and M 75 to 180, incl over 180 to 360, incl over 360 to 610, incl 2 3 5 2 2 3 3 4 5 3 4 5 0.03 0.03 0.03 5 5 5 ... ... ... ... ... ... ... ... ... C and MC 40 and under over 40 to 75, excl 75 to 180, incl over 180 to 360, incl over 360 1 2 3 3 5 1 2 2 3 4 1 2 3 3 3 1 2 3 4 5 0.03 0.03 0.03 0.03 0.03 ... ... ... ... ... ... ... ... ... ... 0.2 0.4 ... ... ... 0.4 0.5 ... ... ... A T + T' applies when flanges of channels are toed in or out. For channels 16 mm and under in depth, the permitted out-of-square is 0.05 mm/mm of depth. The permitted variation shall be rounded to the nearest millimetre after calculation. B Permitted variation is per millimetre of flange width for S, M, C, and MC shapes. C Permitted variation of 8 mm max for sections over 634 kg/m. 41 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.17 Permitted Variations in Cross Section for Angles (L Shapes), Bulb Angles, and Zees NOTE 1—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, mm B, Flange Width, or Length of Leg A, Depth Section Nominal Size, mm Over Theoretical A Under Theoretical Over Theoretical Under Theoretical T, Out-ofSquare per Millimetre of B B Permitted Variations Over or Under Theoretical Thickness for Thicknesses Given in Millimetres, mm 5 and Under Over 5 to 10 Over 10 Angles (L shapes) 25 and under Over 25 to 51, incl Over 51 to 64, incl Over 64 to 102, incl Over 102 to 152, incl Over 152 to 203, incl Over 203 to 254, incl Over 254 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 1 1 2 3 3 5 6 6 1 1 2 2 3 3 6 10 0.026 0.026B 0.026B 0.026B 0.026B 0.026B 0.026B 0.026B 0.2 0.2 0.3 ... ... ... ... ... 0.2 0.2 0.4 ... ... ... ... ... ... 0.3 0.4 ... ... ... ... ... Bulb angles (depth) 76 to 102, incl Over 102 to 155, incl Over 152 3 3 3 2 2 2 4 4 5 2 3 3 0.026B 0.026B 0.026B ... ... ... ... ... ... ... ... ... Zees 76 to 102, incl Over 102 to 152, incl 3 3 2 2 4 4 2 3 0.026B 0.026B ... ... ... ... ... ... A B For unequal leg angles, longer leg determines classification. 0.026 mm/mm = 11⁄2 °. The permitted variation shall be rounded to the nearest millimetre after calculation. TABLE A1.18 Permitted Variations in Sectional Dimensions for Rolled Tees NOTE 1—*Back of square and center line of stem are to be parallel when measuring “out-of-square.” NOTE 2—Where “...” appears in this table, there is no requirement. Permitted Variations in Sectional Dimensions Given, mm Over Under Over Under T, Out-ofSquare per Millimetre of B 1 2 2 2 2 1 2 2 2 2 1 2 2 3 3 1 2 2 3 3 ... ... ... 0.03 0.03 B A, Depth Nominal SizeA 30 and under Over 30 to 50, incl Over 50 to 75, excl 75 to 125, incl Over 125 to 180, incl B B, Width A E, Web Off-Center, max Stem Out-ofSquareC ... ... ... 2 3 1 2 2 ... ... The longer member of an unequal tee determines the size for permitted variations. Measurements for both depth and width are overall. C Stem out-of-square is the permitted variation from its true position of the center line of stem, measured at the point. B 42 Thickness of Flange Thickness of Stem Over Under Over Under 0.2 0.3 0.4 ... ... 0.2 0.3 0.4 ... ... 0.1 0.2 0.4 ... ... 0.5 0.5 0.5 ... ... ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.19 Permitted Variations in Length for S, M, C, MC, L, T, Z, and Bulb Angle Shapes NOTE 1—Where “...” appears in this table, there is no requirement. Nominal Size,A mm Under 75 75 and over A 1.5 to 3, excl Over Under 16 0 25 0 Permitted Variations From Specified Length for Lengths Given in Metres, mm 3 to 6, excl 6 to 9, incl Over 9 to 12, incl Over 12 to 15, incl Over 15 to 20, incl Over Under Over Under Over Under Over Under Over Under 25 0 38 0 51 0 64 0 64 0 38 0 45 0 57 0 70 0 70 0 Greatest cross-sectional dimension. TABLE A1.20 Permitted Variations in End Out-of-Square for S, M, C, MC, L, T, Z, Bulb Angle, and Flat Bar Shapes Shapes S, M, C, and MC LA Bulb angles Rolled teesA Zees Flat BarsB Permitted Variation 0.017 mm per 0.026 mm per 0.026 mm per 0.017 mm per 0.026 mm per lengths 0.017 mm per than 2 mm A millimetre millimetre millimetre millimetre millimetre of of of of of depth leg length or 11⁄2 ° depth or 11⁄2 ° flange or stem sum of both flange millimetre of width but not less Permitted variations in ends out-of-square are determined on the longer members of the shape. B For flat bars, permitted variations in end out-of-square are determined on the width of the bar. 43 Over 20 m Over Under ... ... ... ... SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.21 Permitted Variations in Straightness for S, M, C, MC, L, T, Z, and Bulb Angle Shapes Positions for Measuring Camber of Shapes Variable Camber Sweep A Nominal Size,A mm Permitted Variation, mm Under 75 75 and over All 4 × number of metres of total length 2 × number of metres of total length Due to the extreme variations in flexibility of these shapes, permitted variations for sweep are subject to negotiations between the manufacturer and the purchaser for the individual sections involved. Greatest cross-sectional dimension. TABLE A1.22 Permitted Variations in Length for W and HP Shapes Permitted Variations from Specified Length for Lengths Given in Metres, mmA, Over Under 100 0 A B For HP and W shapes specified in the order for use as bearing piles, the permitted variations in length are plus 125 and minus 0 mm. These permitted variations in length also apply to sheet piles. B The permitted variations in end out-of-square for W and HP shapes shall be 0.016 mm per millimetre of depth, or per millimetre of flange width if the flange width is larger than the depth. The permitted variations shall be rounded to the nearest millimetre after calculation. 44 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.23 Permitted Variations for Length and End Out-of-Square, Milled Shapes Permitted Variations in Length and End Out-of-Square, mmA Milled Both EndsB Milled One EndB Length Length Nominal Depth, mm Length,C m Over Under End Outof-Square Over Under End Outof-Square(for Milled End) 150 to 920 2 to 21 1 1 1 6 6 1 A The permitted variations in length and end out-of-square are additive. B End out-of-square is measured by (a) squaring from the center line of the web and (b) squaring from the center line of the flange. The measured variation from true squareness in either plane shall not exceed the total tabular amount. C Length is measured along center line of web. Measurements are made with the steel and tape at the same temperature. TABLE A1.24 Permitted Variations in Straightness for W and HP Shapes Positions for Measuring Camber and Sweep of W and HP Shapes Permitted Variation in Straightness, mm Camber and sweep When certain sectionsB with a flange width approximately equal to depth are specified in the order for use as columns: Lengths of 14 m and under Lengths over 14 m A B 1 × number of metres of total lengthA 1 × number of metres of total length, but not over 10 10 + [1 × (number of metres of total length − 14 m)] Sections with a flange width less than 150 mm, permitted variation for sweep, mm = 2 × number of metres of total length. Applies only to: 200-mm deep sections—46.1 kg/m and heavier, 250-mm deep sections—73 kg/m and heavier, 310-mm deep sections—97 kg/m and heavier, 360-mm deep sections—116 kg/m and heavier, 410-mm deep sections—131 kg/m and heavier, and 460-mm deep sections—202 kg/m and heavier. For other sections specified in the order for use as columns, the permitted variation is subject to negotiation with the manufacturer. 45 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A1.25 Permitted Variations in Dimensions for Split Tees and Split Angles (L Shapes)A Permitted Variation Over or Under Specified Depth,B mm Specified Depth, mm To 150, excl (beams and channels) 150 to 410, excl (beams and channels) 410 to 510, excl (beams and channels) 510 to 610, excl (beams) 610 and over (beams) 3 5 6 8 10 A The permitted variations in length for split tees or angles are the same as those applicable to the section from which the tees or angles are split. B The above permitted variations in depth of tees or angles include the permitted variations in depth for the beams or channels before splitting. Permitted variations in dimensions and straightness, as set up for the beams or channels from which these tees or angles are cut, apply, except straightness = 2 mm × length in metres TABLE A1.26 Permitted Variations in Sectional Dimensions for Square-Edge and Round-Edge Flat Bars NOTE 1—Where “...” appears in this table, there is no requirement. Specified Widths, mm To 25, incl Over 25 to 50, incl Over 50 to 100, incl Over 100 to 150, incl Over 150 to 200, incl A Permitted Variations Over or Under Specified Thickness, for Thicknesses Given in Millimetres, mm Permitted Variations from Specified Width, mm Over 5 to 6, incl Over 6 to 12, incl Over 12 to 25, incl Over 25 to 50, incl Over 50 to 75 Over 75 Over Under 0.18 0.18 0.20 0.25 0.20 0.30 0.40 0.40 0.40 0.25 0.40 0.50 0.50 0.65 ... 0.8 0.8 0.8 0.8 ... ... 1.2 1.2 1.2 ... ... 1.2 1.2 1.6 0.5 1.0 1.5 2.5 3.0 0.5 1.0 1.0 1.5 2.5 A Flats over 150 to 200 mm, incl, in width are not available as hot-rolled bars in thickness 6 mm and under. TABLE A1.27 Permitted Variations in Sectional Dimensions for Round and Square Bars and Round-Cornered Squares NOTE 1—Where “...” appears in this table, there is no requirement. Specified Sizes, mm Up to 7.0, incl Over 7.0 to 11.0, incl Over 11.0 to 15.0, incl Over 15.0 to 19.0, incl Over 19.0 to 250, incl Permitted Variation Over or Under Specified Size Permitted Out-ofRound or Out-ofSquare SectionA mm % mm % 0.13 0.15 0.18 0.20 ... ... ... ... ... 1B 0.20 0.22 0.27 0.30 ... ... ... ... ... 11⁄2 B A Out-of-round is the difference between the maximum and minimum diameters of the bar, measured at the same transverse cross section. Out-of-square section is the difference in perpendicular distance between opposite faces, measured at the same transverse cross section. B The permitted variation shall be rounded to the nearest tenth of a millimetre after calculation. 46 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A1.28 Permitted Variations in Sectional Dimensions for Hexagons Specified Sizes Between Opposite Sides, mm To 13 incl Over 13 to Over 25 to Over 40 to Over 50 to Over 65 to 25 40 50 65 80 incl incl incl incl incl Out-ofHexagon Section, mmA Permitted Variations from Specified Size, mm Over Under 0.18 0.25 0.55 0.8 1.2 1.6 0.18 0.25 0.35 0.40 0.40 1.6 0.3 0.4 0.6 0.8 1.2 A Out-of-hexagon section is the greatest difference in distance between any two opposite faces, measured at the same transverse cross section. TABLE A1.29 Permitted Variations in Straightness for Bars Maximum Permitted Variation in Straightness, mmA 6 mm in any 1500 mm and (length in millimetres/250)B A Permitted variations in straightness do not apply to hot-rolled bars if any subsequent heating operation has been performed. B Round to the nearest whole millimetre. TABLE A1.30 Permitted Variations in Length for Hot-Cut Steel BarsA NOTE 1—Where “...” appears in this table, there is no requirement. Specified Sizes of Rounds, Squares, and Hexagons, mm To 25, incl Over 25 to 50, incl Thickness Bar size sections to 75, incl to 75, incl over 75 to 150, incl over 75 to 150, incl ... over 150 to 200, incl over 150 to 200, incl ... 50 to 125, incl Over 125 to 250, incl 25 and over ... 75 and over ... A B 1.5 to 3, excl Width to 25, incl over 25 to 25, incl over 25 ... over 6 to 25, incl over 25 to 75, incl ... Over 50 to 125, incl Over 125 to 250, incl Permitted Variations Over Specified Lengths Given in Metres, mm (No Variation Under) Specified Sizes of Flats, mm 3 to 6, excl 6 to 9, excl 9 to 12, excl 12 to 18, incl 20 25 25 40 65 30 45 25 35 40 40 45 70 45 50 40 45 50 50 60 75 90 90 50 60 65 65 70 85 100 100 65 40 65 45 70 60 75 70 85 15 15 15 25 50 20 30 15 Hot Sawing B B For flats over 150 to 200 mm, incl, in width and over 75 mm in thickness, consult the manufacturer for permitted variations in length. Smaller sizes and shorter lengths are not commonly hot sawed. TABLE A1.31 Permitted Variations in Length for Bars Recut Both Ends After StraighteningA,B Permitted Variations Over Specified Length Given in Metres, mm (No Variation Under) Sizes of Rounds, Squares, Hexagons, Widths of Flats and Maximum Dimensions of Other Sections, mm To 75, incl Over 75 to 150, incl Over 150 to 200, incl Rounds over 200 to 250, incl A B to 3.7, incl over 3.7 6 8 11 14 8 11 14 18 For flats over 150 to 200 mm, incl, in width, and over 75 mm in thickness, consult the manufacturer or the processor for permitted variations in length. Permitted variations are sometimes required all over or all under the specified length, in which case the sum of the two permitted variations applies. 47 SA-6/SA-6M ASME BPVC.II.A-2023 A2. DIMENSIONS OF STANDARD SHAPE PROFILES A2.1 Listed herein are dimensions and weight [mass] of some standard shape profiles. The values stated in inch-pound units are independent of the values stated in SI units, and the values from the two systems are not to be combined in any way. Unless the order specifies the applicable “M” specification designation (SI units), the material shall be furnished to inch-pound units. TABLE A2.1 “W” Shapes Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. W44 × 408 × 368 × 335 × 290 × 262 × 230 120.5 108.9 98.7 85.8 77.2 67.9 W40 × 655 × 593 × 503 × 431 × 397 × 372 × 362 × 324 × 297 × 277 × 249 × 215 × 199 Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange Flange Area A, mm2 Depth d, mm Width b f, in. Thickness tf, in.A 44.80 44.41 44.02 43.62 43.31 42.91 16.142 16.024 15.945 15.825 15.750 15.750 2.165 1.969 1.770 1.575 1.415 1.220 1.220 1.102 1.025 0.865 0.785 0.710 W1100 × 607 × 548 × 499 × 433 × 390 × 343 77 70 63 55 49 43 740 250 500 100 700 600 1 1 1 1 1 1 192.6 174.4 147.8 126.7 117.0 109.4 107.0 95.3 87.4 81.3 73.3 63.3 58.4 43.62 42.99 42.05 41.26 40.95 40.63 40.55 40.16 39.84 39.69 39.38 38.98 38.67 16.870 16.690 16.415 16.220 16.120 16.065 16.020 15.910 15.825 15.830 15.750 15.750 15.750 3.540 3.230 2.755 2.360 2.200 2.045 2.010 1.810 1.650 1.575 1.420 1.220 1.065 1.970 1.790 1.535 1.340 1.220 1.160 1.120 1.000 0.930 0.830 0.750 0.650 0.650 W1000 × 976 × 883 × 748 × 642 × 591 × 554 × 539 × 483 × 443 × 412 × 371 × 321 × 296 124 112 95 81 75 70 68 61 56 52 47 40 37 300 500 300 800 300 600 700 500 400 500 300 800 700 W40 × 392 × 331 × 327 × 294 × 278 × 264 × 235 × 211 × 183 × 167 × 149 115.3 97.5 95.9 86.2 81.9 77.6 68.9 62.0 53.7 49.1 43.8 41.57 40.79 40.79 40.39 40.16 40.00 39.69 39.37 38.98 38.59 38.20 12.360 12.165 12.130 12.010 11.970 11.930 11.890 11.810 11.810 11.810 11.810 2.520 2.125 2.130 1.930 1.810 1.730 1.575 1.415 1.200 1.025 0.830 1.415 1.220 1.180 1.060 1.025 0.960 0.830 0.750 0.650 0.650 0.630 W1000 × 584 × 494 × 486 × 438 × 415 × 393 × 350 × 314 × 272 × 249 × 222 74 62 61 55 52 50 44 40 34 31 28 W36 × 925 × 853 × 802 × 723 × 652 × 529 × 487 × 441 271.9 250.6 235.9 212.7 191.7 155.6 143.2 129.7 43.05 43.05 42.57 41.79 41.05 39.79 39.33 38.85 18.620 18.150 17.990 17.755 17.575 17.220 17.105 16.965 4.530 4.530 4.290 3.900 3.540 2.910 2.680 2.440 3.020 2.520 2.380 2.165 1.970 1.610 1.500 1.360 W920 × 1377 × 1269 × 1194 × 1077 × 970 × 787 × 725 × 656 175 161 152 137 123 100 92 83 48 Web Thickness tw, mmA Width b f, mm Thickness, tf, mmA 138 128 118 108 100 090 410 407 405 402 400 400 55.0 50.0 45.0 40.0 36.0 31.0 31.0 28.0 26.0 22.0 20.0 18.0 1 1 1 1 1 1 1 1 1 1 1 108 092 068 048 040 032 030 020 012 008 000 990 982 428 424 417 412 409 408 407 404 402 402 400 400 400 89.9 82.0 70.0 60.0 55.9 52.0 51.1 46.0 41.9 40.0 36.1 31.0 27.1 50.0 45.5 39.0 34.0 31.0 29.5 28.4 25.4 23.6 21.1 19.0 16.5 16.5 400 900 900 600 800 100 600 000 600 700 200 1 1 1 1 1 1 1 1 056 036 036 026 020 016 008 000 990 980 970 314 309 308 305 304 303 302 300 300 300 300 64.0 54.0 54.1 49.0 46.0 43.9 40.0 35.9 31.0 26.0 21.1 36.0 31.0 30.0 26.9 26.0 24.4 21.1 19.1 16.5 16.5 16.0 400 700 200 200 700 400 400 700 1 1 1 1 1 1 093 093 081 061 043 011 999 987 473 461 457 451 446 437 434 431 115.1 115.1 109.0 99.1 89.9 73.9 68.1 62.0 76.7 64.0 60.5 55.0 50.0 40.9 38.1 34.5 ASME BPVC.II.A-2023 TABLE A2.1 Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. 116.2 106.1 97.0 88.8 82.9 77.0 72.5 68.0 W36 × 387 × 350 × 318 × 286 × 256 × 232 × 210 × 194 × 182 × 170 × 160 × 150 × 135 Web Thickness tw, in.A Width b f, in. Thickness tf, in.A 38.37 37.99 37.67 37.33 37.11 36.85 36.67 36.49 16.830 16.730 16.630 16.655 16.595 16.550 16.510 16.470 2.200 2.010 1.850 1.680 1.570 1.440 1.350 1.260 1.220 1.120 1.020 0.945 0.885 0.840 0.800 0.760 113.6 102.9 93.6 84.0 75.4 68.1 61.8 57.0 53.6 50.0 47.0 44.2 39.7 39.09 38.62 38.23 37.83 37.43 37.12 36.69 36.49 36.33 36.17 36.01 35.85 35.55 12.677 12.559 12.441 12.323 12.215 12.120 12.180 12.115 12.075 12.030 12.000 11.975 11.950 2.559 2.319 2.130 1.929 1.730 1.570 1.360 1.260 1.180 1.100 1.020 0.940 0.790 1.421 1.299 1.181 1.059 0.960 0.870 0.830 0.765 0.725 0.680 0.650 0.625 0.600 W33 × 387 × 354 × 318 × 291 × 263 × 241 × 221 × 201 114.0 104.1 93.5 85.6 77.4 70.9 65.0 59.1 35.95 35.55 35.16 34.84 34.53 34.18 33.93 33.68 16.200 16.100 15.985 15.905 15.805 15.860 15.805 15.745 2.280 2.090 1.890 1.730 1.570 1.400 1.275 1.150 W33 × 169 × 152 × 141 × 130 × 118 49.5 44.7 41.6 38.3 34.7 33.82 33.49 33.30 33.09 32.86 11.500 11.565 11.535 11.510 11.480 W30 × 391 × 357 × 326 × 292 × 261 × 235 × 211 × 191 × 173 115.0 104.8 95.7 85.7 76.7 69.0 62.0 56.1 50.8 33.19 32.80 32.40 32.01 31.61 31.30 30.94 30.68 30.44 W30 × 148 × 132 × 124 × 116 × 108 × 99 × 90 43.5 38.9 36.5 34.2 31.7 29.1 26.4 W27 × 539 × 368 × 336 × 307 × 281 × 258 × 235 × 217 × 194 × 178 × 161 × 146 158.4 108.1 98.7 90.2 82.6 75.7 69.1 63.8 57.0 52.3 47.4 42.9 × × × × × × × × 395 361 330 302 282 262 247 231 Continued Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange SA-6/SA-6M × × × × × × × × Area A, mm2 Width b f, mm Thickness, tf, mmA Web Thickness tw, mmA 75 68 62 57 53 49 46 43 000 500 600 600 500 700 800 900 975 965 957 948 943 936 931 927 427 425 422 423 422 420 419 418 55.9 51.1 47.0 42.7 39.9 36.6 34.3 32.0 31.0 28.4 25.9 24.0 22.5 21.3 20.3 19.3 W920 × 576 × 521 × 474 × 425 × 381 × 345 × 313 × 289 × 271 × 253 × 238 × 223 × 201 73 66 60 54 48 44 39 36 34 32 30 28 25 320 370 390 200 600 000 900 800 600 300 300 500 600 993 981 971 961 951 943 932 927 923 919 915 911 903 322 319 316 313 310 308 309 308 307 306 305 304 304 65.0 58.9 54.1 49.0 43.9 39.9 34.5 32.0 30.0 27.9 25.9 23.9 20.1 36.1 33.0 30.0 26.9 24.4 22.1 21.1 19.4 18.4 17.3 16.5 15.9 15.2 1.260 1.160 1.040 0.960 0.870 0.830 0.775 0.715 W840 × 576 × 527 × 473 × 433 × 392 × 359 × 329 × 299 73 67 60 55 49 45 41 38 500 200 300 200 900 700 900 100 913 903 893 885 877 868 862 855 411 409 406 404 401 403 401 400 57.9 53.1 48.0 43.9 39.9 35.6 32.4 29.2 32.0 29.5 26.4 24.4 22.1 21.1 19.7 18.2 1.220 1.055 0.960 0.855 0.740 0.670 0.635 0.605 0.580 0.550 W840 × 251 × 226 × 210 × 193 × 176 31 28 26 24 22 900 800 800 700 400 859 851 846 840 835 292 294 293 292 292 31.0 26.8 24.4 21.7 18.8 17.0 16.1 15.4 14.7 14.0 15.590 15.470 15.370 15.255 15.155 15.055 15.105 15.040 14.985 2.440 2.240 2.050 1.850 1.650 1.500 1.315 1.185 1.065 1.360 1.240 1.140 1.020 0.930 0.830 0.775 0.710 0.655 W760 × 582 × 531 × 484 × 434 × 389 × 350 × 314 × 284 × 257 74 67 61 55 49 44 40 36 32 200 600 700 300 500 500 000 200 800 843 833 823 813 803 795 786 779 773 396 393 390 387 385 382 384 382 381 62.0 56.9 52.1 47.0 41.9 38.1 33.4 30.1 27.1 34.5 31.5 29.0 25.9 23.6 21.1 19.7 18.0 16.6 30.67 30.31 30.17 30.01 29.83 29.65 29.53 10.480 10.545 10.515 10.495 10.475 10.450 10.400 1.180 1.000 0.930 0.850 0.760 0.670 0.610 0.650 0.615 0.585 0.565 0.545 0.520 0.470 W760 × 220 × 196 × 185 × 173 × 161 × 147 × 134 28 25 23 22 20 18 17 100 100 500 100 500 800 000 779 770 766 762 758 753 750 266 268 267 267 266 265 264 30.0 25.4 23.6 21.6 19.3 17.0 15.5 16.5 15.6 14.9 14.4 13.8 13.2 11.9 32.52 30.39 30.0 29.61 29.29 28.98 28.66 28.43 28.11 27.81 27.59 27.38 15.255 14.665 14.550 14.445 14.350 14.270 14.190 14.115 14.035 14.085 14.020 13.965 3.540 2.480 2.280 2.090 1.930 1.770 1.610 1.500 1.340 1.190 1.080 0.975 1.970 1.380 1.260 1.160 1.060 0.980 0.910 0.830 0.750 0.725 0.660 0.605 W690 × 802 × 548 × 500 × 457 × 419 × 384 × 350 × 323 × 289 × 265 × 240 × 217 102 200 69 800 63 700 58 200 53 300 48 900 44 600 41 100 36 800 33 700 30 600 27 700 826 772 762 752 744 736 728 722 714 706 701 695 387 372 369 367 364 362 360 359 356 358 356 355 89.9 63.0 57.9 53.1 49.0 45.0 40.9 38.1 34.0 30.2 27.4 24.8 50.0 35.1 32.0 29.5 26.9 24.9 23.1 21.1 19.0 18.4 16.8 15.4 49 588 537 491 449 420 390 368 344 Flange Depth d, mm SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.1 Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. W27 × 129 × 114 × 102 × 94 × 84 37.8 33.5 30.0 27.7 24.8 W24 × 370 × 335 × 306 × 279 × 250 × 229 × 207 × 192 × 176 × 162 × 146 × 131 × 117 × 104 W24 × × × × Continued Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange Flange Area A, mm2 Width b f, in. Thickness tf, in.A 27.63 27.29 27.09 26.92 26.71 10.010 10.070 10.015 9.990 9.960 1.100 0.930 0.830 0.745 0.640 0.610 0.570 0.515 0.490 0.460 W690 × 192 × 170 × 152 × 140 × 125 24 21 19 17 16 400 600 400 900 000 108.0 98.4 89.8 82.0 73.5 67.2 60.7 56.3 51.7 47.7 43.0 38.5 34.4 30.6 27.99 27.52 27.13 26.73 26.34 26.02 25.71 25.47 25.24 25.00 24.74 24.48 24.26 24.06 13.660 13.520 13.405 13.305 13.185 13.110 13.010 12.950 12.890 12.955 12.900 12.855 12.800 12.750 2.720 2.480 2.280 2.090 1.890 1.730 1.570 1.460 1.340 1.220 1.090 0.960 0.850 0.750 1.520 1.380 1.260 1.160 1.040 0.960 0.870 0.810 0.750 0.705 0.650 0.605 0.550 0.500 W610 × 551 × 498 × 455 × 415 × 372 × 341 × 307 × 285 × 262 × 241 × 217 × 195 × 174 × 155 70 63 57 52 47 43 39 36 33 30 27 24 22 19 × 103 94 84 76 68 30.3 27.7 24.7 22.4 20.1 24.53 24.31 24.10 23.92 23.73 9.000 9.065 9.020 8.990 8.965 0.980 0.875 0.770 0.680 0.585 0.550 0.515 0.470 0.440 0.415 W610 × 153 × 140 × 125 × 113 × 101 19 17 15 14 13 W24 × 62 × 55 18.2 16.2 23.74 23.57 7.040 7.005 0.590 0.505 0.430 0.395 W21 × 275 × 248 × 223 × 201 × 182 × 166 × 147 × 132 × 122 × 111 × 101 80.9 72.9 65.6 59.2 53.7 48.9 43.2 38.8 35.9 32.7 29.8 24.13 23.74 23.35 23.03 22.72 22.48 22.06 21.83 21.68 21.51 21.36 12.890 12.775 12.675 12.575 12.500 12.420 12.510 12.440 12.390 12.340 12.290 2.190 1.990 1.790 1.630 1.480 1.360 1.150 1.035 0.960 0.875 0.800 W21 × 93 × 83 × 73 × 68 × 62 × 55 × 48 27.3 24.3 21.5 20.0 18.3 16.2 14.1 21.62 21.43 21.24 21.13 20.99 20.80 20.62 8.420 8.355 8.295 8.270 8.240 8.220 8.140 W21 × 57 × 50 × 44 16.7 14.7 13.0 21.06 20.83 20.66 W18 × 311 × 283 × 258 × 234 × 211 × 192 × 175 × 158 × 143 × 130 × 119 × 106 × 97 × 86 × 76 91.5 83.2 75.9 68.8 62.1 56.4 51.3 46.3 42.1 38.2 35.1 31.1 28.5 25.3 22.3 22.32 21.85 21.46 21.06 20.67 20.35 20.04 19.72 19.49 19.25 18.97 18.73 18.59 18.39 18.21 Depth d, mm Web Thickness tw, mmA Width b f, mm Thickness, tf, mmA 702 693 688 684 678 254 256 254 254 253 27.9 23.6 21.1 18.9 16.3 15.5 14.5 13.1 12.4 11.7 200 500 900 900 400 400 100 100 300 800 700 800 200 700 711 699 689 679 669 661 653 647 641 635 628 622 616 611 347 343 340 338 335 333 330 329 327 329 328 327 325 324 69.1 63.0 57.9 53.1 48.0 43.9 39.9 37.1 34.0 31.0 27.7 24.4 21.6 19.0 38.6 35.1 32.0 29.5 26.4 24.4 22.1 20.6 19.0 17.9 16.5 15.4 14.0 12.7 600 900 900 500 000 623 617 612 608 603 229 230 229 228 228 24.9 22.2 19.6 17.3 14.9 14.0 13.1 11.9 11.2 10.5 W610 × 92 × 82 11 700 10 500 603 599 179 178 15.0 12.8 10.9 10.0 1.220 1.100 1.000 0.910 0.830 0.750 0.720 0.650 0.600 0.550 0.500 W530 × 409 × 369 × 332 × 300 × 272 × 248 × 219 × 196 × 182 × 165 × 150 52 47 42 38 34 31 27 25 23 21 19 200 000 300 200 600 500 900 000 200 100 200 613 603 593 585 577 571 560 554 551 546 543 327 324 322 319 317 315 318 316 315 313 312 55.6 50.5 45.5 41.4 37.6 34.5 29.2 26.3 24.4 22.2 20.3 31.0 27.9 25.4 23.1 21.1 19.0 18.3 16.5 15.2 14.0 12.7 0.930 0.835 0.740 0.685 0.615 0.522 0.430 0.580 0.515 0.455 0.430 0.400 0.375 0.350 W530 × 138 × 123 × 109 × 101 × 92 × 82 × 72 17 15 13 12 11 10 9 600 700 900 900 800 500 180 549 544 539 537 533 528 524 214 212 211 210 209 209 207 23.6 21.2 18.8 17.4 15.6 13.3 10.9 14.7 13.1 11.6 10.9 10.2 9.50 9.00 6.555 6.530 6.500 0.650 0.535 0.450 0.405 0.380 0.350 W530 × 85 × 74 × 66 10 800 9 480 8 390 535 529 525 166 166 165 16.5 13.6 11.4 10.3 9.7 8.9 12.005 11.890 11.770 11.650 11.555 11.455 11.375 11.300 11.220 11.160 11.265 11.200 11.145 11.090 11.035 2.740 2.500 2.300 2.110 1.910 1.750 1.590 1.440 1.320 1.200 1.060 0.940 0.870 0.770 0.680 1.520 1.400 1.280 1.160 1.060 0.960 0.890 0.810 0.730 0.670 0.655 0.590 0.535 0.480 0.425 W460 × 464 × 421 × 384 × 349 × 315 × 286 × 260 × 235 × 213 × 193 × 177 × 158 × 144 × 128 × 113 59 53 49 44 40 36 33 29 27 24 22 20 18 16 14 567 555 545 535 525 517 509 501 495 489 482 476 472 467 463 305 302 299 296 293 291 289 287 285 283 286 284 283 282 280 69.6 63.5 58.4 53.6 48.5 44.4 40.4 36.6 33.5 30.5 26.9 23.9 22.1 19.6 17.3 38.6 35.6 32.5 29.5 26.9 24.4 22.6 20.6 18.5 17.0 16.6 15.0 13.6 12.2 10.8 50 100 700 000 400 100 400 100 900 100 700 600 100 400 300 400 ASME BPVC.II.A-2023 TABLE A2.1 Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. W18 × 71 × 65 × 60 × 55 × 50 20.8 19.1 17.6 16.2 14.7 W18 × 46 × 40 × 35 W16 × × × Continued Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange SA-6/SA-6M Flange Area A, mm2 Width b f, in. Thickness tf, in.A 18.47 18.35 18.24 18.11 17.99 7.635 7.590 7.555 7.530 7.495 0.810 0.750 0.695 0.630 0.570 0.495 0.450 0.415 0.390 0.355 W460 × 106 × 97 × 89 × 82 × 74 13.5 11.8 10.3 18.06 17.90 17.70 6.060 6.015 6.000 0.605 0.525 0.425 0.360 0.315 0.300 W460 × 68 × 60 × 52 × 100 89 77 67 29.4 26.2 22.6 19.7 16.97 16.75 16.52 16.33 10.425 10.365 10.295 10.235 0.985 0.875 0.760 0.665 0.585 0.525 0.455 0.395 W410 × 149 × 132 × 114 × 100 19 16 14 12 W16 × 57 × 50 × 45 × 40 × 36 16.8 14.7 13.3 11.8 10.6 16.43 16.26 16.13 16.01 15.86 7.120 7.070 7.035 6.995 6.985 0.715 0.630 0.565 0.505 0.430 0.430 0.380 0.345 0.305 0.295 W410 × 85 × 75 × 67 × 60 × 53 10 9 8 7 6 W16 × 31 × 26 9.12 7.68 15.88 15.69 5.525 5.500 0.440 0.345 0.275 0.250 W410 × 46.1 × 38.8 W14 × 873 × 808 × 730 × 665 × 605 × 550 × 500 × 455 × 426 × 398 × 370 × 342 × 311 × 283 × 257 × 233 × 211 × 193 × 176 × 159 × 145 256.5 237.3 215.0 196.0 178.0 162.0 147.0 134.0 125.0 117.0 109.0 101.0 91.4 83.3 75.6 68.5 62.0 56.8 51.8 46.7 42.7 23.62 22.84 22.42 21.64 20.92 20.24 19.60 19.02 18.67 18.29 17.92 17.54 17.12 16.74 16.38 16.04 15.72 15.48 15.22 14.98 14.78 18.755 18.560 17.890 17.650 17.415 17.200 17.010 16.835 16.695 16.590 16.475 16.360 16.230 16.110 15.995 15.890 15.800 15.710 15.650 15.565 15.500 5.510 5.120 4.910 4.520 4.160 3.820 3.500 3.210 3.035 2.845 2.660 2.470 2.260 2.070 1.890 1.720 1.560 1.440 1.310 1.190 1.090 3.935 3.740 3.070 2.830 2.595 2.380 2.190 2.015 1.875 1.770 1.655 1.540 1.410 1.290 1.175 1.070 0.980 0.890 0.830 0.745 0.680 W360 × 1299 × 1202 × 1086 × 990 × 900 × 818 × 744 × 677 × 634 × 592 × 551 × 509 × 463 × 421 × 382 × 347 × 314 × 287 × 262 × 237 × 216 165 153 139 126 115 105 94 86 80 75 70 65 59 53 48 44 40 36 33 30 27 W14 × 132 × 120 × 109 × 99 × 90 38.8 35.3 32.0 29.1 26.5 14.66 14.48 14.32 14.16 14.02 14.725 14.670 14.605 14.565 14.520 1.030 0.940 0.860 0.780 0.710 0.645 0.590 0.525 0.485 0.440 W360 × 196 × 179 × 162 × 147 × 134 W14 × 82 × 74 × 68 × 61 24.1 21.8 20.0 17.9 14.31 14.17 14.04 13.89 10.130 10.070 10.035 9.995 0.855 0.785 0.720 0.645 0.510 0.450 0.415 0.375 W14 × 53 × 48 × 43 15.6 14.1 12.6 13.92 13.79 13.66 8.060 8.030 7.995 0.660 0.595 0.530 W14 × 38 × 34 × 30 11.2 10.0 8.85 14.10 13.98 13.84 6.770 6.745 6.730 W14 × 26 × 22 7.69 6.49 13.91 13.74 5.025 5.000 Width b f, mm Thickness, tf, mmA Web Thickness tw, mmA 400 300 400 500 480 469 466 463 460 457 194 193 192 191 190 20.6 19.0 17.7 16.0 14.5 12.6 11.4 10.5 9.9 9.0 8 710 7 610 6 650 459 455 450 154 153 152 15.4 13.3 10.8 9.1 8.0 7.6 000 900 600 700 431 425 420 415 265 263 261 260 25.0 22.2 19.3 16.9 14.9 13.3 11.6 10.0 800 480 580 610 840 417 413 410 407 403 181 180 179 178 177 18.2 16.0 14.4 12.8 10.9 10.9 9.7 8.8 7.7 7.5 5 880 4 950 403 399 140 140 11.2 8.8 7.0 6.4 000 000 000 000 000 000 800 500 600 500 300 200 000 700 800 200 000 600 400 100 500 600 580 569 550 531 514 498 483 474 465 455 446 435 425 416 407 399 393 387 380 375 476 471 454 448 442 437 432 428 424 421 418 416 412 409 406 404 401 399 398 395 394 140.0 130.0 125.0 115.0 106.0 97.0 88.9 81.5 77.1 72.3 67.6 62.7 57.4 52.6 48.0 43.7 39.6 36.6 33.3 30.2 27.7 100.0 95.0 78.0 71.9 65.9 60.5 55.6 51.2 47.6 45.0 42.0 39.1 35.8 32.8 29.8 27.2 24.9 22.6 21.1 18.9 17.3 25 22 20 18 17 000 800 600 800 100 372 368 364 360 356 374 373 371 370 369 26.2 23.9 21.8 19.8 18.0 16.4 15.0 13.3 12.3 11.2 W360 × 122 × 110 × 101 × 91 15 14 12 11 500 100 900 500 363 360 357 353 257 256 255 254 21.7 19.9 18.3 16.4 13.0 11.4 10.5 9.5 0.370 0.340 0.305 W360 × 79 × 72 × 64 10 100 9 100 8 130 354 350 347 205 204 203 16.8 15.1 13.5 9.4 8.6 7.7 0.515 0.455 0.385 0.310 0.285 0.270 W360 × 58 × 51 × 44.6 7 230 6 450 5 710 358 355 352 172 171 171 13.1 11.6 9.8 7.9 7.2 6.9 0.420 0.335 0.255 0.230 W360 × 39.0 × 32.9 4 960 4 190 353 349 128 127 10.7 8.5 6.5 5.8 51 13 12 11 10 9 Depth d, mm SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.1 Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. W12 × 336 × 305 × 279 × 252 × 230 × 210 × 190 × 170 × 152 × 136 × 120 × 106 × 96 × 87 × 79 × 72 × 65 98.8 89.6 81.9 74.1 67.7 61.8 55.8 50.0 44.7 39.9 35.3 31.2 28.2 25.6 23.2 21.1 19.1 W12 × 58 × 53 Continued Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange Flange Area A, mm2 Width b f, in. Thickness tf, in.A 16.82 16.32 15.85 15.41 15.05 14.71 14.38 14.03 13.71 13.41 13.12 12.89 12.71 12.53 12.38 12.25 12.12 13.385 13.235 13.140 13.005 12.895 12.790 12.670 12.570 12.480 12.400 12.320 12.220 12.160 12.125 12.080 12.040 12.000 2.955 2.705 2.470 2.250 2.070 1.900 1.735 1.560 1.400 1.250 1.105 0.990 0.900 0.810 0.735 0.670 0.605 1.775 1.625 1.530 1.395 1.285 1.180 1.060 0.960 0.870 0.790 0.710 0.610 0.550 0.515 0.470 0.430 0.390 W310 × 500 × 454 × 415 × 375 × 342 × 313 × 283 × 253 × 226 × 202 × 179 × 158 × 143 × 129 × 117 × 107 × 97 63 57 52 47 43 39 36 32 28 25 22 20 18 16 15 13 12 700 800 800 800 700 900 000 300 800 700 800 100 200 500 000 600 300 17.0 15.6 12.19 12.06 10.010 9.995 0.640 0.575 0.360 0.345 W310 × 86 × 79 W12 × 50 × 45 × 40 14.7 13.2 11.8 12.19 12.06 11.94 8.080 8.045 8.005 0.640 0.575 0.515 0.370 0.335 0.295 W12 × 35 × 30 × 26 10.3 8.79 7.65 12.50 12.34 12.22 6.560 6.520 6.490 0.520 0.440 0.380 W12 × 22 × 19 × 16 × 14 6.48 5.57 4.71 4.16 12.31 12.16 11.99 11.91 4.030 4.005 3.990 3.970 W10 × 112 × 100 × 88 × 77 × 68 × 60 × 54 × 49 32.9 29.4 25.9 22.6 20.0 17.6 15.8 14.4 11.36 11.10 10.84 10.60 10.40 10.22 10.09 9.98 W10 × 45 × 39 × 33 13.3 11.5 9.71 W10 × 30 × 26 × 22 Depth d, mm Web Thickness tw, mmA Width b f, mm Thickness, tf, mmA 427 415 403 391 382 374 365 356 348 341 333 327 323 318 314 311 308 340 336 334 330 328 325 322 319 317 315 313 310 309 308 307 306 305 75.1 68.7 62.7 57.2 52.6 48.3 44.1 39.6 35.6 31.8 28.1 25.1 22.9 20.6 18.7 17.0 15.4 45.1 41.3 38.9 35.4 32.6 30.0 26.9 24.4 22.1 20.1 18.0 15.5 14.0 13.1 11.9 10.9 9.9 11 000 10 100 310 306 254 254 16.3 14.6 9.1 8.8 W310 × 74 × 67 × 60 9 480 8 520 7 610 310 306 303 205 204 203 16.3 14.6 13.1 9.4 8.5 7.5 0.300 0.260 0.230 W310 × 52 × 44.5 × 38.7 6 650 5 670 4 940 317 313 310 167 166 165 13.2 11.2 9.7 7.6 6.6 5.8 0.425 0.350 0.265 0.225 0.260 0.235 0.220 0.200 W310 × 32.7 × 28.3 × 23.8 × 21.0 4 3 3 2 180 590 040 680 313 309 305 303 102 102 101 101 10.8 8.9 6.7 5.7 6.6 6.0 5.6 5.1 10.415 10.340 10.265 10.190 10.130 10.080 10.030 10.000 1.250 1.120 0.990 0.870 0.770 0.680 0.615 0.560 0.755 0.680 0.605 0.530 0.470 0.420 0.370 0.340 W250 × 167 × 149 × 131 × 115 × 101 × 89 × 80 × 73 21 19 16 14 12 11 10 9 200 000 700 600 900 400 200 290 289 282 275 269 264 260 256 253 265 263 261 259 257 256 255 254 31.8 28.4 25.1 22.1 19.6 17.3 15.6 14.2 19.2 17.3 15.4 13.5 11.9 10.7 9.4 8.6 10.10 9.92 9.73 8.020 7.985 7.960 0.620 0.530 0.435 0.350 0.315 0.290 W250 × 67 × 58 × 49.1 8 580 7 420 6 260 257 252 247 204 203 202 15.7 13.5 11.0 8.9 8.0 7.4 8.84 7.61 6.49 10.47 10.33 10.17 5.810 5.770 5.750 0.510 0.440 0.360 0.300 0.260 0.240 W250 × 44.8 × 38.5 × 32.7 5 700 4 910 4 190 266 262 258 148 147 146 13.0 11.2 9.1 7.6 6.6 6.1 W10 × 19 × 17 × 15 × 12 5.62 4.99 4.41 3.54 10.24 10.11 9.99 9.87 4.020 4.010 4.000 3.960 0.395 0.330 0.270 0.210 0.250 0.240 0.230 0.190 W250 × 28.4 × 25.3 × 22.3 × 17.9 3 3 2 2 630 220 850 280 260 257 254 251 102 102 102 101 10.0 8.4 6.9 5.3 6.4 6.1 5.8 4.8 W8 × × × × × × 67 58 48 40 35 31 19.7 17.1 14.1 11.7 10.3 9.13 9.00 8.75 8.50 8.25 8.12 8.00 8.280 8.220 8.110 8.070 8.020 7.995 0.935 0.810 0.685 0.560 0.495 0.435 0.570 0.510 0.400 0.360 0.310 0.285 W200 × 100 × 86 × 71 × 59 × 52 × 46.1 12 11 9 7 6 5 700 000 100 550 650 890 229 222 216 210 206 203 210 209 206 205 204 203 23.7 20.6 17.4 14.2 12.6 11.0 14.5 13.0 10.2 9.1 7.9 7.2 W8 × 28 × 24 8.25 7.08 8.06 7.93 6.535 6.495 0.465 0.400 0.285 0.245 W200 × 41.7 × 35.9 5 320 4 570 205 201 166 165 11.8 10.2 7.2 6.2 W8 × 21 × 18 6.16 5.26 8.28 8.14 5.270 5.250 0.400 0.330 0.250 0.230 W200 × 31.3 × 26.6 3 970 3 390 210 207 134 133 10.2 8.4 6.4 5.8 52 ASME BPVC.II.A-2023 TABLE A2.1 A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. W8 × 15 × 13 × 10 4.44 3.84 2.96 W6 × 25 × 20 × 15 SA-6/SA-6M Continued Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Area A, mm2 Depth d, mm Flange Flange Width b f, in. Thickness tf, in.A 8.11 7.99 7.89 4.015 4.000 3.940 0.315 0.255 0.205 0.245 0.230 0.170 W200 × 22.5 × 19.3 × 15.0 2 860 2 480 1 910 7.34 5.87 4.43 6.38 6.20 5.99 6.080 6.020 5.990 0.455 0.365 0.260 0.320 0.260 0.230 W150 × 37.1 × 29.8 × 22.5 W6 × 16 × 12 ×9 × 8.5 4.74 3.55 2.68 2.52 6.28 6.03 5.90 5.83 4.030 4.000 3.940 3.940 0.405 0.280 0.215 0.195 0.260 0.230 0.170 0.170 W5 × 19 × 16 5.54 4.68 5.15 5.01 5.030 5.000 0.430 0.360 W4 × 13 3.83 4.16 4.060 0.345 Web Thickness tw, mmA Width b f, mm Thickness, tf, mmA 206 203 200 102 102 100 8.0 6.5 5.2 6.2 5.8 4.3 4 740 3 790 2 860 162 157 152 154 153 152 11.6 9.3 6.6 8.1 6.6 5.8 W150 × 24.0 × 18.0 × 13.5 × 13.0 3 2 1 1 060 290 730 630 160 153 150 148 102 102 100 100 10.3 7.1 5.5 4.9 6.6 5.8 4.3 4.3 0.270 0.240 W130 × 28.1 × 23.8 3 590 3 040 131 127 128 127 10.9 9.1 6.9 6.1 0.280 W100 × 19.3 2 470 106 103 8.8 7.1 Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 53 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.2 “S” Shapes A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. S 24 × 121 × 106 35.6 31.2 S 24 × 100 × 90 × 80 Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Area A, mm2 Depth d, mm Flange Flange Web Thickness tw, mmA Width b f, mm Thickness, tf, mmA 622 622 204 200 27.7 27.7 20.3 15.7 18 900 17 100 15 200 610 610 610 184 181 178 22.1 22.1 22.1 18.9 15.9 12.7 S 510 × 143 × 128 18 200 16 300 516 516 183 179 23.4 23.4 20.3 16.8 0.635 0.505 S 510 × 112 × 98 14 200 12 500 508 508 162 159 20.2 20.2 16.1 12.8 0.691 0.691 0.711 0.461 S 460 × 104 × 81.4 13 300 10 400 457 457 159 152 17.6 17.6 18.1 11.7 5.640 5.501 0.622 0.622 0.550 0.411 S 380 × 74 × 64 9 480 8 130 381 381 143 140 15.8 15.8 14.0 10.4 12.00 12.00 5.477 5.252 0.659 0.659 0.687 0.462 S 310 × 74 × 60.7 9 480 7 740 305 305 139 133 16.7 16.7 17.4 11.7 10.3 9.35 12.00 12.00 5.078 5.000 0.544 0.544 0.428 0.350 S 310 × 52 × 47.3 6 650 6 030 305 305 129 127 13.8 13.8 10.9 8.9 S 10 × 35 × 25.4 10.3 7.46 10.00 10.00 4.944 4.661 0.491 0.491 0.594 0.311 S 250 × 52 × 37.8 6 650 4 810 254 254 126 118 12.5 12.5 15.1 7.9 S 8 × 23 × 18.4 6.77 5.41 8.00 8.00 4.171 4.001 0.425 0.425 0.441 0.271 S 200 × 34 × 27.4 4 370 3 480 203 203 106 102 10.8 10.8 11.2 6.9 S 6 × 17.25 × 12.5 5.07 3.67 6.00 6.00 3.565 3.332 0.359 0.359 0.465 0.232 S 150 × 25.7 × 18.6 3 270 2 360 152 152 91 85 9.1 9.1 11.8 5.9 S 5 × 10 2.94 5.00 3.004 0.326 0.214 S 130 × 15 1 880 127 76 8.3 5.4 S 4 × 9.5 × 7.7 2.79 2.26 4.00 4.00 2.796 2.663 0.293 0.293 0.326 0.193 S 100 × 14.1 × 11.5 1 800 1 450 102 102 71 68 7.4 7.4 8.3 4.9 S 3 × 7.5 × 5.7 2.21 1.67 3.00 3.00 2.509 2.330 0.260 0.260 0.349 0.170 S 75 × 11.2 × 8.5 1 430 1 080 76 76 64 59 6.6 6.6 8.9 4.3 Width bf, in. Thickness tf, in.A 24.50 24.50 8.050 7.870 1.090 1.090 0.800 0.620 S 610 × 180 × 158 23 000 20 100 29.3 26.5 23.5 24.00 24.00 24.00 7.245 7.125 7.000 0.870 0.870 0.870 0.745 0.625 0.500 S 610 × 149 × 134 × 119 S 20 × 96 × 86 28.2 25.3 20.30 20.30 7.200 7.060 0.920 0.920 0.800 0.660 S 20 × 75 × 66 22.0 19.4 20.00 20.00 6.385 6.255 0.795 0.795 S 18 × 70 × 54.7 20.6 16.1 18.00 18.00 6.251 6.001 S 15 × 50 × 42.9 14.7 12.6 15.00 15.00 S 12 × 50 × 40.8 14.7 12.0 S 12 × 35 × 31.8 Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 54 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A2.3 “M” Shapes A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) AreaA, in.2 Depth d, in. M 12.5 × 12.4 × 11.6 3.66 3.43 M 12 × 11.8 × 10.8 × 10.0 Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] AreaA, mm2 Depth d, mm Flange Flange Width bf, mm Thickness, tf, mmA Web Thickness tw, mmA Width bf, in. Thickness t f, in.A 12.534 12.500 3.750 3.500 0.228 0.211 0.155 0.155 M 318 × 18.5 × 17.3 2 361 2 213 318 317 95 89 5.8 5.4 3.9 3.9 3.47 3.18 2.94 12.00 11.97 11.97 3.065 3.065 3.250 0.225 0.210 0.180 0.177 0.160 0.149 M 310 × 17.6 × 16.1 × 14.9 2 240 2 050 1 900 305 304 304 78 78 83 5.7 5.3 4.6 4.5 4.1 3.8 M 10 × 9.0 × 8.0 × 7.5 2.65 2.35 2.21 10.00 9.95 9.99 2.690 2.690 2.688 0.206 0.182 0.173 0.157 0.141 0.130 M 250 × 13.4 × 11.9 × 11.2 1 710 1 520 1 430 254 253 253 68 68 68 4.6 5.2 4.4 3.6 4.0 3.3 M 8 × 6.5 × 6.2 1.92 1.81 8.00 8.00 2.281 2.281 0.189 0.177 0.135 0.129 M 200 × 9.7 × 9.2 1 240 1 170 203 203 57 58 4.8 4.5 3.4 3.3 M 6 × 4.4 × 3.7 1.29 1.09 6.00 5.92 1.844 2.000 0.171 0.129 0.114 0.098 M 150 × 6.6 × 5.5 832 703 152 150 47 51 4.3 3.3 2.9 2.5 M 5 × 18.9 5.55 5.00 5.003 0.416 0.316 M 130 × 28.1 3 580 127 127 10.6 8.0 M 4 × 6.0 × 4.08 1.78 1.20 3.80 4.00 3.80 2.250 0.160 0.170 0.130 0.115 M 100 × 8.9 × 6.1 1 150 775 97 102 97 57 4.1 4.3 3.3 2.9 M 3 × 2.9 0.853 3.00 2.250 0.130 0.090 M 75 × 4.3 550 76 57 3.3 2.3 Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 55 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.4 “HP” Shapes A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) AreaA, in.2 Depth d, in. HP18 × 204 × 181 × 157 × 135 60.0 53.2 46.2 39.8 HP16 × 183 × 162 × 141 × 121 × 101 × 88 Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] AreaA, mm2 Flange Flange Depth d, mm Web Thickness tw, mmA Width bf, in. Thickness t f, in.A 18.25 18.00 17.74 17.50 18.125 18.000 17.870 17.750 1.125 1.000 0.870 0.750 1.125 1.000 0.870 0.750 HP460 × 304 × 269 × 234 × 202 38 34 29 25 700 300 800 700 464 457 451 445 460 457 454 451 28.6 25.4 22.1 19.1 28.6 25.4 22.1 19.1 53.8 47.7 41.7 35.7 29.8 25.8 16.50 16.25 16.00 15.75 15.50 15.33 16.250 16.125 16.000 15.875 15.750 15.665 1.125 1.000 0.875 0.750 0.625 0.540 1.125 1.000 0.875 0.750 0.625 0.540 HP410 × 272 × 242 × 211 × 181 × 151 × 131 34 30 26 23 19 16 700 800 900 000 200 700 419 413 406 400 394 389 413 410 406 403 400 398 28.6 25.4 22.2 19.1 15.9 13.7 28.6 25.4 22.2 19.1 15.9 13.7 HP14 × 117 × 102 × 89 × 73 34.4 30.0 26.1 21.4 14.21 14.01 13.83 13.61 14.885 14.785 14.695 14.585 0.805 0.705 0.615 0.505 0.805 0.705 0.615 0.505 HP360 × 174 × 152 × 132 × 108 22 19 16 13 200 400 800 800 361 356 351 346 378 376 373 370 20.4 17.9 15.6 12.8 20.4 17.9 15.6 12.8 HP12 × 89 × 84 × 74 × 63 × 53 26.2 24.6 21.8 18.4 15.5 12.35 12.28 12.13 11.94 11.78 12.330 12.295 12.215 12.125 12.045 0.720 0.685 0.610 0.515 0.435 0.720 0.685 0.605 0.515 0.435 HP310 × 132 × 125 × 110 × 93 × 79 16 15 14 11 10 900 900 100 900 000 314 312 308 303 299 313 312 310 308 306 18.3 17.4 15.5 13.1 11.0 18.3 17.4 15.4 13.1 11.0 HP10 × 57 × 42 16.8 12.4 9.99 9.70 10.225 10.075 0.565 0.420 0.565 0.415 HP250 × 85 × 62 10 800 8 000 254 246 260 256 14.4 10.7 14.4 10.5 HP8 × 36 10.6 8.02 8.155 0.445 0.445 HP200 × 53 6 840 204 207 11.3 11.3 Width bf, Thickness, mm tf, mmA Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 56 ASME BPVC.II.A-2023 SA-6/SA-6M TABLE A2.5 “C” Shapes A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. C 15 × 50 × 40 × 33.9 14.7 11.8 9.96 C 12 × 30 × 25 × 20.7 Flange Flange Web Thickness tw, in.A Designation [Nominal Depth in Millimetres in Mass in Kilograms per Metre] AreaA, mm2 Depth d, mm Web Thickness tw, mmA Width bf, mm Thickness tf, mmA 381 381 381 94 89 86 16.5 16.5 16.5 18.2 13.2 10.2 5 690 4 740 3 930 305 305 305 80 77 74 12.7 12.7 12.7 13.0 9.8 7.2 C 250 × 45 × 37 × 30 × 22.8 5 4 3 2 690 740 790 900 254 254 254 254 76 73 69 65 11.1 11.1 11.1 11.1 17.1 13.4 9.6 6.1 0.448 0.285 0.233 C 230 × 30 × 22 × 19.9 3 790 2 850 2 540 229 229 229 67 63 61 10.5 10.5 10.5 11.4 7.2 5.9 0.390 0.390 0.390 0.487 0.303 0.220 C 200 × 27.9 × 20.5 × 17.1 3 550 2 610 2 180 203 203 203 64 59 57 9.9 9.9 9.9 12.4 7.7 5.6 2.299 2.194 2.090 0.366 0.366 0.366 0.419 0.314 0.210 C 180 × 22 × 18.2 × 14.6 2 790 2 320 1 850 178 178 178 58 55 53 9.3 9.3 9.3 10.6 8.0 5.3 6.00 6.00 6.00 2.157 2.034 1.920 0.343 0.343 0.343 0.437 0.314 0.200 C 150 × 19.3 × 15.6 × 12.2 2 470 1 990 1 550 152 152 152 54 51 48 8.7 8.7 8.7 11.1 8.0 5.1 2.64 1.97 5.00 5.00 1.885 1.750 0.320 0.320 0.325 0.190 C 130 × 13 × 10.4 1 700 1 270 127 127 47 44 8.1 8.1 8.3 4.8 C 4 × 7.25 × 6.25 × 5.4 × 4.5 2.13 1.84 1.59 1.32 4.00 4.00 4.00 4.00 1.721 1.647 1.584 1.520 0.296 0.296 0.296 0.296 0.321 0.247 0.184 0.125 C 100 × 10.8 × 9.3 ×8 × 6.7 1 370 1 187 1 030 852 102 102 102 102 43 42 40 39 7.5 7.5 7.5 7.5 8.2 6.3 4.7 3.2 C3×6 ×5 × 4.1 × 3.5 1.76 1.47 1.21 1.03 3.00 3.00 3.00 3.00 1.596 1.498 1.410 1.372 0.273 0.273 0.273 0.273 0.356 0.258 0.170 0.132 C 75 × 8.9 × 7.4 × 6.1 × 5.2 1 130 948 781 665 76 76 76 76 40 37 35 35 6.9 6.9 6.9 6.9 9.0 6.6 4.3 3.4 Width bf, in. Thickness t f, in.A 15.00 15.00 15.00 3.716 3.520 3.400 0.650 0.650 0.650 0.716 0.520 0.400 C 380 × 74 × 60 × 50.4 9 480 7 610 6 430 8.82 7.35 6.09 12.00 12.00 12.00 3.170 3.047 2.942 0.501 0.501 0.501 0.510 0.387 0.282 C 310 × 45 × 37 × 30.8 C 10 × 30 × 25 × 20 × 15.3 8.82 7.35 5.88 4.49 10.00 10.00 10.00 10.00 3.033 2.886 2.739 2.600 0.436 0.436 0.436 0.436 0.673 0.526 0.379 0.240 C 9 × 20 × 15 × 13.4 5.88 4.41 3.94 9.00 9.00 9.00 2.648 2.485 2.433 0.413 0.413 0.413 C 8 × 18.75 × 13.75 × 11.5 5.51 4.04 3.38 8.00 8.00 8.00 2.527 2.343 2.260 C 7 × 14.75 × 12.25 × 9.8 4.33 3.60 2.87 7.00 7.00 7.00 C 6 × 13 × 10.5 × 8.2 3.83 3.09 2.40 C5×9 × 6.7 Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 57 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.6 “MC” Shapes Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. MC 18 × 58 × 51.9 × 45.8 × 42.7 17.1 15.3 13.5 12.6 MC 13 × 50 × 40 × 35 × 31.8 Flange Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Flange Area A, mm2 Depth d, mm Web Thickness tw, mmA Width b f, mm Thickness tf, mmA 457 457 457 457 107 104 102 100 15.9 15.9 15.9 15.9 17.8 15.2 12 .7 11.4 480 610 640 030 330 330 330 330 112 106 103 102 15.5 15.5 15.5 15.5 20.0 14.2 11.4 9.5 480 502 610 620 890 305 305 305 305 305 105 102 98 96 93 17.8 17.8 17.8 17.8 17.8 21.2 18.0 15.0 11.8 9.4 MC 310 × 21.3 × 15.8 2 700 2 000 305 305 54 38 8.0 7.8 6.4 4.8 0.796 0.575 0.425 MC 250 × 61.2 × 50 × 42.4 7 810 6 370 5 400 254 254 254 110 104 100 14.6 14.6 14.6 20.2 14.6 10.8 0.575 0.575 0.380 0.290 MC 250 × 37 × 33 4 740 4 160 254 254 86 84 14.6 14.6 9.7 7.4 1.500 1.17 0.280 0.202 0.170 0.152 MC 250 × 12.5 × 9.7 1 590 1240 254 254 38 28 7.1 5.1 4.3 3.9 9.00 9.00 3.500 3.450 0.550 0.550 0.450 0.400 MC 230 × 37.8 × 35.6 4 820 4 530 229 229 88 87 14.0 14.0 11.4 10.2 6.70 6.28 8.00 8.00 3.502 3.450 0.525 0.525 0.427 0.375 MC 200 × 33.9 × 31.8 4 320 4 050 203 203 88 87 13.3 13.3 10.8 9.5 MC 8 × 20 × 18.7 5.88 5.50 8.00 8.00 3.025 2.978 0.500 0.500 0.400 0.353 MC 200 × 29.8 × 27.8 3 790 3 550 203 203 76 75 12.7 12.7 10.2 9.0 MC 8 × 8.5 2.50 8.00 1.874 0.311 0.179 MC 200 × 12.6 1 610 203 47 7.9 4.5 MC 7 × 22.7 × 19.1 6.67 5.61 7.00 7.00 3.603 3.452 0.500 0.500 0.503 0.352 MC 180 × 33.8 × 28.4 4 300 3 620 178 178 91 87 12.7 12.7 12.8 8.9 MC 6 × ×18 × 15.3 5.29 4.50 6.00 6.00 3.504 3.500 0.475 0.385 0.379 0.340 MC 150 × 26.8 × 22.8 3 410 2 900 152 152 88 88 12.1 9.8 9.6 8.6 MC 6 × 16.3 × 15.1 4.79 4.44 6.00 6.00 3.000 2.941 0.475 0.475 0.375 0.316 MC 150 × 24.3 × 22.5 3 090 2 860 152 152 76 74 12.1 12.1 9.5 8.0 MC 6 × 12 3.53 6.00 2.497 0.375 0.310 MC 150 × 17.9 2 280 152 63 9.5 7.9 Width bf, in. Thickness tf, in.A 18.00 18.00 18.00 18.00 4.200 4.100 4.000 3.950 0.625 0.625 0.625 0.625 0.700 0.600 0.500 0.450 MC 460 × 86 × 77.2 × 68.2 × 63.5 11 9 8 8 000 870 710 130 14.7 11.8 10.3 9.35 13.00 13.00 13.00 13.00 4.412 4.185 4.072 4.000 0.610 0.610 0.610 0.610 0.787 0.560 0.447 0.375 MC 330 × 74 × 60 × 52 × 47.3 9 7 6 6 MC 12 × 50 × 45 × 40 × 35 × 31 14.7 13.2 11.8 10.3 9.12 12.00 12.00 12.00 12.00 12.00 4.135 4.010 3.890 3.765 3.670 0.700 0.700 0.700 0.700 0.700 0.835 0.710 0.590 0.465 0.370 MC 310 × 74 × 67 × 60 × 52 × 46 9 8 7 6 5 MC 12 × 14.3 × 10.6 4.19 3.10 12.00 12.00 2.125 1.500 0.313 0.309 0.250 0.190 MC 10 × 41.1 × 33.6 × 28.5 12.1 9.87 8.37 10.00 10.00 10.00 4.321 4.100 3.950 0.575 0.575 0.575 MC 10 × 25 × 22 7.35 6.45 10.00 10.00 3.405 3.315 MC 10 × 8.4 × 6.5 2.46 1.91 10.00 10.00 MC 9 × 25.4 × 23.9 7.47 7.02 MC 8 × 22.8 × 21.4 58 ASME BPVC.II.A-2023 TABLE A2.6 A Designation (Nominal Depth in Inches and Weight in Pounds per Linear Foot) Area A, in.2 Depth d, in. MC 6 × 7.0 × 6.5 2.07 1.93 MC 4 × 13.8 MC 3 × 7.1 Flange SA-6/SA-6M Continued Flange Web Thickness tw, in.A Designation [Nominal Depth in Millimetres and Mass in Kilograms per Metre] Area A, mm2 Depth d, mm Width b f, mm 152 152 48 47 7.4 7.4 4.5 3.9 2 594 102 64 13 13 1 348 76 49 8.9 7.9 Width bf, in. Thickness tf, in.A 6.00 6.00 1.875 1.850 0.291 0.291 0.179 0.155 MC 150 × 10.4 × 9.7 1 341 1 250 4.02 4.00 2.500 0.500 0.500 MC 100 × 20.5 2.09 3.00 1.938 0.351 0.312 MC 75 × 10.6 Actual flange and web thicknesses vary due to mill rolling practices; however, permitted variations for such dimensions are not addressed. 59 Web Thickness tw, mmA Thickness tf, mmA SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.7 “L” Shapes (Equal Legs)A Size and Thickness, in. Weight per Foot, lb Area, in.2 Size and Thickness, mm Mass per Metre, kg Area, mm2 L12 L12 L12 L12 × × × × 12 12 12 12 × × × × 13⁄8 11⁄4 11⁄8 1 105 96.4 87.2 77.8 30.9 28.3 25.6 22.9 L305 L305 L305 L305 × × × × 305 305 305 305 × × × × 34.9 31.8 28.6 25.4 157 143 130 116 19 18 16 14 L10 L10 L10 L10 L10 L10 × × × × × × 10 10 10 10 10 10 × × × × × × 13⁄8 11⁄4 11⁄8 1 7⁄8 3⁄4 87.1 79.9 72.3 64.7 56.9 49.1 25.6 23.5 21.2 19.0 16.7 14.4 L254 L254 L254 L254 L254 L254 × × × × × × 254 254 254 254 254 254 × × × × × × 34.9 31.8 28.6 25.4 22.2 19.1 130 119 108 96.2 84.6 73.1 16 500 15 100 13 700 12 300 10 800 9 310 1 1 ⁄8 1 7⁄ 8 3⁄ 4 5⁄ 8 9⁄16 1⁄ 2 56.9 51.0 45.0 38.9 32.7 29.6 26.4 16.7 15.0 13.2 11.4 9.61 8.68 7.75 L203 L203 L203 L203 L203 L203 L203 × × × × × × × 203 203 203 203 203 203 203 × × × × × × × 28.6 25.4 22.2 19.0 15.9 14.3 12.7 84.7 75.9 67.0 57.9 48.7 44.0 39.3 10 9 8 7 6 5 5 800 680 500 360 200 600 000 1 ⁄ 3⁄ 4 5⁄ 8 9⁄16 1⁄ 2 7⁄16 3⁄ 8 5⁄16 37.4 33.1 28.7 24.2 21.9 19.6 17.2 14.9 12.4 11.0 9.73 8.44 7.11 6.43 5.75 5.06 4.36 3.65 L152 L152 L152 L152 L152 L152 L152 L152 L152 × × × × × × × × × 152 152 152 152 152 152 152 152 152 × × × × × × × × × 25.4 22.2 19.0 15.9 14.3 12.7 11.1 9.5 7.9 55.7 49.3 42.7 36.0 32.6 29.2 25.6 22.2 18.5 7 6 5 4 4 3 3 2 2 100 280 450 590 150 710 270 810 360 ⁄ ⁄ ⁄ 1⁄ 2 7⁄16 3⁄ 8 5⁄16 27.2 23.6 20.0 16.2 14.3 12.3 10.3 7.98 6.94 5.86 4.75 4.18 3.61 3.03 L127 L127 L127 L127 L127 L127 L127 × × × × × × × 127 127 127 127 127 127 127 × × × × × × × 22.2 19.0 15.9 12.7 11.1 9.5 7.9 40.5 35.1 29.8 24.1 21.3 18.3 15.3 5 4 3 3 2 2 1 150 480 780 070 700 330 960 ⁄ ⁄ 1⁄ 2 7⁄16 3⁄ 8 5⁄16 1⁄ 4 18.5 15.7 12.8 11.3 9.80 8.20 6.60 5.44 4.61 3.75 3.31 2.86 2.40 1.94 L102 L102 L102 L102 L102 L102 L102 × × × × × × × 102 102 102 102 102 102 102 × × × × × × × 19.0 15.9 12.7 11.1 9.5 7.9 6.4 27.5 23.4 19.0 16.8 14.6 12.2 9.8 3 2 2 2 1 1 1 510 970 420 140 850 550 250 11.1 9.80 8.50 7.20 5.80 3.25 2.87 2.48 2.09 1.69 L89 L89 L89 L89 L89 × × × × × 89 89 89 89 89 × × × × × 12.7 11.1 9.5 7.9 6.4 16.5 14.6 12.6 10.7 8.6 2 1 1 1 1 100 850 600 350 090 9.40 8.30 7.20 6.10 4.90 3.71 2.75 2.43 2.11 1.78 1.44 1.09 L76 L76 L76 L76 L76 L76 × × × × × × 76 76 76 76 76 76 × × × × × × 12.7 11.1 9.5 7.9 6.4 4.8 14.0 12.4 10.7 9.1 7.3 5.5 1 1 1 1 770 570 360 150 929 703 L8 L8 L8 L8 L8 L8 L8 × × × × × × × 8 8 8 8 8 8 8 × × × × × × × L6 L6 L6 L6 L6 L6 L6 L6 L6 × × × × × × × × × 6 6 6 6 6 6 6 6 6 × × × × × × × × × L5 L5 L5 L5 L5 L5 L5 × × × × × × × 5 5 5 5 5 5 5 × × × × × × × 78 L4 L4 L4 L4 L4 L4 L4 × × × × × × × 4 4 4 4 4 4 4 × × × × × × × 34 L31⁄2 L31⁄2 L31⁄2 L31⁄2 L31⁄2 × × × × × 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 L3 L3 L3 L3 L3 L3 3 3 3 3 3 3 × × × × × × × × × × × × 78 34 58 58 × × × × × ⁄ ⁄ 3⁄ 8 5⁄16 1⁄ 4 3⁄16 12 7 16 ⁄ ⁄ 3 ⁄8 5⁄16 1 ⁄4 12 7 16 60 900 300 500 700 ASME BPVC.II.A-2023 TABLE A2.7 Continued Weight per Foot, lb Area, in. Mass per Metre, kg Area, mm2 7.70 5.90 5.00 4.10 3.07 2.25 1.73 1.46 1.19 0.90 L64 L64 L64 L64 L64 × × × × × 64 64 64 64 64 × × × × × 12.7 9.5 7.9 6.4 4.8 11.4 8.7 7.4 6.1 4.6 1 450 1 120 942 768 581 4.70 3.92 3.19 2.44 1.65 1.36 1.15 0.938 0.715 0.484 L51 L51 L51 L51 L51 × × × × × 51 51 51 51 51 × × × × × 9.5 7.9 6.4 4.8 3.2 7.0 5.8 4.7 3.6 2.4 877 742 605 461 312 L13⁄4 × 13⁄4 × 1⁄4 L13⁄4 × 13⁄4 × 3⁄16 L13⁄4 × 13⁄4 × 1⁄8 2.77 2.12 1.44 0.813 0.621 0.422 L44 × 44 × 6.4 L44 × 44 × 4.8 L44 × 44 × 3.2 4.1 3.1 2.1 525 401 272 L11⁄2 L11⁄2 L11⁄2 L11⁄2 ⁄ ⁄ 5⁄32 1 ⁄8 2.34 1.80 1.52 1.23 0.688 0.527 0.444 0.359 L38 L38 L38 L38 6.4 4.8 4.0 3.2 3.4 2.7 2.2 1.8 444 340 286 232 L11⁄4 × 11⁄4 × 1⁄4 L11⁄4 × 11⁄4 × 3⁄16 L11⁄4 × 11⁄4 × 1⁄8 1.92 1.48 1.01 0.563 0.434 0.297 L32 × 32 × 6.4 L32 × 32 × 4.8 L32 × 32 × 3.2 2.8 2.2 1.5 363 280 192 L1 × 1 × 1⁄4 L1 × 1 × 3⁄16 L1 × 1 × 1⁄8 1.49 1.16 0.80 0.438 0.340 0.234 L25 × 25 × 6.4 L25 × 25 × 4.8 L25 × 25 × 3.2 2.2 1.8 1.2 283 219 151 L 3⁄4 × 3⁄ 4 × 1⁄ 8 0.59 0.172 L19 × 19 × 3.2 0.9 111 Size and Thickness, in. A SA-6/SA-6M L21⁄2 L21⁄2 L21⁄2 L21⁄2 L21⁄2 × × × × × 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 L2 L2 L2 L2 L2 2 2 2 2 2 × × × × × × × × × × × × × × × × × × × ⁄ ⁄ ⁄ 1 ⁄4 3⁄16 12 38 5 16 ⁄ ⁄ ⁄ 3⁄16 1⁄ 8 38 5 16 14 1 1⁄ 2 1 1⁄ 2 1 1⁄ 2 1 1⁄ 2 × × × × 14 3 16 2 Size and Thickness, mm The heel of 12 and 10-in. angles may have a rounded outside corner. 61 × × × × 38 38 38 38 × × × × SA-6/SA-6M ASME BPVC.II.A-2023 TABLE A2.8 “L” Shapes (Unequal Legs) Weight per Foot, lb Area, in.2 1 ⁄ ⁄ 5⁄ 8 9⁄16 1⁄ 2 7⁄16 44.2 39.1 33.8 28.5 25.7 23.0 20.2 13.0 11.5 9.94 8.36 7.56 6.75 5.93 L203 L203 L203 L203 L203 L203 L203 × × × × × × × 152 152 152 152 152 152 152 × × × × × × × 25.4 22.2 19.0 15.9 14.3 12.7 11.1 65.5 57.9 50.1 42.2 38.1 34.1 29.9 8 7 6 5 4 4 3 390 420 410 390 880 350 830 1 ⁄ ⁄ 5⁄ 8 9⁄16 1⁄ 2 7⁄16 37.4 33.1 28.7 24.2 21.9 19.6 17.2 11.0 9.73 8.44 7.11 6.43 5.75 5.06 L203 L203 L203 L203 L203 L203 L203 × × × × × × × 102 102 102 102 102 102 102 × × × × × × × 25.4 22.2 19.0 15.9 14.3 12.7 11.1 55.4 49.3 42.5 36.0 32.4 29.0 25.6 7 6 5 4 4 3 3 100 280 450 590 150 710 260 ⁄ ⁄ 1⁄ 2 7⁄16 3⁄ 8 26.2 22.1 17.9 15.7 13.6 7.69 6.48 5.25 4.62 3.98 L178 L178 L178 L178 L178 × × × × × 102 102 102 102 102 × × × × × 19.0 15.9 12.7 11.1 9.5 38.8 32.7 26.5 23.4 20.2 4 4 3 2 2 960 180 390 980 570 ⁄ ⁄ 5⁄ 8 9⁄16 1⁄ 2 7⁄16 3⁄ 8 5⁄16 27.2 23.6 20.0 18.1 16.2 14.3 12.3 10.3 7.98 6.94 5.86 5.31 4.75 4.18 3.61 3.03 L152 L152 L152 L152 L152 L152 L152 L152 × × × × × × × × 102 102 102 102 102 102 102 102 × × × × × × × × 22.2 19.0 15.9 14.3 12.7 11.1 9.5 7.9 40.3 35.0 29.6 26.8 24.0 21.2 18.2 15.3 5 4 3 3 3 2 2 1 150 480 780 430 060 700 330 950 L6 × 31⁄2 × 1⁄2 L6 × 31⁄2 × 3⁄8 L6 × 31⁄2 × 5⁄16 15.3 11.7 9.80 4.50 3.42 2.87 L152 × 89 × 12.7 L152 × 89 × 9.5 L152 × 89 × 7.9 22.7 17.3 14.5 2 900 2 210 1 850 L5 L5 L5 L5 L5 L5 19.8 16.8 13.6 10.4 8.70 7.00 5.81 4.92 4.00 3.05 2.56 2.06 L127 L127 L127 L127 L127 L127 19.0 15.9 12.7 9.5 7.9 6.4 29.3 24.9 20.2 15.4 12.9 10.4 3 3 2 1 1 1 L5 × 3 × 1⁄2 L5 × 3 × 7⁄16 12.8 11.3 3.75 3.31 L127 × 76 × 12.7 L127 × 76 × 11.1 19.0 16.7 2 420 2 140 L5 × 3 × 3⁄8 L5 × 3 × 5⁄16 L5 × 3 × 1⁄4 9.80 8.20 6.60 2.86 2.40 1.94 L127 × 76 × 9.5 L127 × 76 × 7.9 L127 × 76 × 6.4 14.5 12.1 9.8 1 850 1 550 1 250 L4 L4 L4 L4 11.9 9.10 7.70 6.20 3.50 2.67 2.25 1.81 L102 L102 L102 L102 17.6 13.5 11.4 9.2 2 1 1 1 Size and Thickness, in. L8 L8 L8 L8 L8 L8 L8 × × × × × × × 6 6 6 6 6 6 6 × × × × × × × L8 L8 L8 L8 L8 L8 L8 × × × × × × × 4 4 4 4 4 4 4 × × × × × × × L7 L7 L7 L7 L7 × × × × × 4 4 4 4 4 × × × × × 34 L6 L6 L6 L6 L6 L6 L6 L6 × × × × × × × × 4 4 4 4 4 4 4 4 × × × × × × × × 78 × × × × × × × × × × 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 3 1⁄ 2 78 34 78 34 58 34 × × × × × × × × × × ⁄ ⁄ ⁄ 3 ⁄8 5⁄16 1 ⁄4 34 58 12 ⁄ ⁄ 5⁄16 1 ⁄4 12 38 Size and Thickness, mm 62 × × × × × × × × × × 89 89 89 89 89 89 89 89 89 89 × × × × × × × × × × 12.7 9.5 7.9 6.4 Mass per Metre, kg Area, mm2 750 170 580 970 650 330 260 720 450 170 ASME BPVC.II.A-2023 TABLE A2.8 Size and Thickness, in. L4 L4 L4 L4 L4 Weight per Foot, lb Area, in. Continued 2 Size and Thickness, mm × × × × × 3 3 3 3 3 × × × × × 58 ⁄ ⁄ ⁄ 5⁄16 1⁄ 4 13.6 11.1 8.50 7.20 5.80 3.98 3.25 2.48 2.09 1.69 L102 L102 L102 L102 L102 L31⁄2 L31⁄2 L31⁄2 L31⁄2 L31⁄2 × × × × × 3 3 3 3 3 × × × × × ⁄ ⁄ ⁄ 5⁄16 1 ⁄4 10.2 9.10 7.90 6.60 5.40 3.00 2.65 2.30 1.93 1.56 L89 L89 L89 L89 L89 × × × × × 76 76 76 76 76 × × × × × L31⁄2 L31⁄2 L31⁄2 L31⁄2 × × × × 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 × × × × 9.40 7.20 6.10 4.90 2.75 2.11 1.78 1.44 L89 L89 L89 L89 × × × × 64 64 64 64 L3 L3 L3 L3 L3 L3 × × × × × × 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 2 1⁄ 2 × × × × × × 8.50 7.60 6.60 5.60 4.50 3.39 2.50 2.21 1.92 1.62 1.31 0.996 L76 L76 L76 L76 L76 L76 × × × × × × L3 L3 L3 L3 L3 × × × × × 2 2 2 2 2 × × × × × 12 ⁄ ⁄ 5⁄16 1⁄ 4 3⁄16 7.70 5.90 5.00 4.10 3.07 2.25 1.73 1.46 1.19 0.902 L76 L76 L76 L76 L76 L21⁄2 L21⁄2 L21⁄2 L21⁄2 × × × × 2 2 2 2 × × × × 5.30 4.50 3.62 2.75 1.55 1.31 1.06 0.809 L64 L64 L64 L64 L21⁄2 × 11⁄2 × 1⁄4 L21⁄2 × 11⁄2 × 3⁄16 3.19 2.44 L2 × 11⁄2 × 1⁄4 L2 × 11⁄2 × 3⁄16 L2 × 11⁄2 × 1⁄8 2.77 2.12 1.44 12 38 12 7 16 38 ⁄ ⁄ 5⁄16 1⁄ 4 12 38 ⁄ ⁄ 3 ⁄8 5⁄16 1 ⁄4 3⁄16 12 7 16 38 ⁄ ⁄ ⁄ 3⁄16 38 5 16 14 SA-6/SA-6M × × × × × 76 76 76 76 76 × × × × × 15.9 12.7 9.5 7.9 6.4 Mass per Metre, kg Area, mm2 20.2 16.4 12.6 10.7 8.6 2 2 1 1 1 570 100 600 350 090 12.7 11.1 9.5 7.9 6.4 15.1 13.5 11.7 9.8 8.0 1 1 1 1 1 940 710 480 250 010 × × × × 12.7 9.5 7.9 6.4 13.9 10.7 9.0 7.3 1 770 1 360 1 150 929 64 64 64 64 64 64 × × × × × × 12.7 11.1 9.5 7.9 6.4 4.8 12.6 11.3 9.8 8.3 6.7 5.1 1 1 1 1 × × × × × 51 51 51 51 51 × × × × × 12.7 9.5 7.9 6.4 4.8 11.5 8.8 7.4 6.1 4.6 1 450 1 120 942 768 582 × × × × 51 51 51 51 × × × × 9.5 7.9 6.4 4.8 7.9 6.7 5.4 4.2 1 000 845 684 522 0.938 0.715 L64 × 38 × 6.4 L64 × 38 × 4.8 4.8 3.6 605 461 0.813 0.621 0.422 L51 × 38 × 6.4 L51 × 38 × 4.8 L51 × 38 × 3.2 4.2 3.1 2.1 525 401 272 610 430 240 050 845 643 APPENDIXES (Nonmandatory Information) X1. COIL AS A SOURCE OF STRUCTURAL PRODUCTS X1.1 Continuous wide hot strip rolling mills are normally equipped with coilers. Regardless of the different types of systems employed during or following the rolling operations, it is common for the steel to be reeled into the coiler at temperatures in the stress-relieving range. In general, such temperatures are higher as the steel thickness increases. The coils subsequently cool to ambient temperature with outer and inner laps cooling more rapidly than central laps. The differ- ence in cooling rate can result in measurable differences in the mechanical properties throughout a coil. Data confirm reduced yield and tensile strength with increased percent elongation for the steel with slower cooling rates from the coiling temperature to ambient. Such differences are in addition to the effects on mechanical properties caused by differences in heat analysis and chemical segregation. 63 SA-6/SA-6M ASME BPVC.II.A-2023 X2. VARIATION OF TENSILE PROPERTIES IN PLATES AND SHAPES 2003. That survey analyzed the results of variability testing on more modern as-rolled steels that were generally of higher minimum yield strength steels and also compared those results statistically to the previous surveys. X2.1 The tension testing requirements of this specification are intended only to characterize the tensile properties of a heat of steel for determination of conformance to the requirements of the applicable product specification. Such testing procedures are not intended to define the upper or lower limits of tensile properties at all possible test locations within a heat of steel. It is well known and documented that tensile properties will vary within a heat or individual piece of steel as a function of chemical composition, processing, testing procedure and other factors. It is, therefore, incumbent on designers and engineers to use sound engineering judgement when using tension test results shown on mill test reports. The testing procedures of this specification have been found to provide structural products adequate for normal structural design criteria. X2.3 This specification contains no requirements applicable to product tension tests; conformance to the applicable product specification is determined on the basis of tests performed at the place of manufacture or processing prior to shipment, unless otherwise specified. X2.4 A task group of ASTM Subcommittee A01.02 has determined, based on review of the earlier AISI data, that the variation in tensile properties of plates and structural shapes can be expressed as a function of specified requirements: one standard deviation equals approximately 4 % of required tensile strength, 8 % of required yield strength, and 3 percentage points of required elongation. The January 2003 survey resulted in similar findings. X2.2 A survey of the variation to be expected in tensile properties obtained from plates and structural shapes was conducted by the American Iron and Steel Institute (AISI). The results of this survey are contained in a Contributions to the Metallurgy of Steel entitled “The Variation of Product Analysis and Tensile Properties—Carbon Steel Plates and Wide Flange Shapes” (SU/18, SU/19 and SU/20), published in September 1974. The data are presented in tables of probability that tensile properties at other than the official location may differ from those of the reported test location. Another survey sponsored by the AISI entitled “Statistical Analysis of Structural Plate Mechanical Properties” was published in January X2.5 Acceptance criteria for product testing based upon these values, either below the minimum or above the maximum allowed by the applicable product specification, are generally acceptable to manufacturers. Such tolerances could be considered by users of structural products as a reasonable basis for acceptance of structural products that, due to their inherent variability, deviate from the applicable product specification requirements when subjected to product tension testing. X3. WELDABILITY OF STEEL X3.1 Weldability is a term that usually refers to the relative ease with which a metal can be welded using conventional practice. Difficulties arise in steel when the cooling rates associated with weld thermal cycles produce microstructures (for example, martensite) that are susceptible to brittle fracture or, more commonly, hydrogen-induced (or cold) cracking. (Solidification or hot cracking is a relatively rare phenomenon that will not be addressed here. See Randall for further information.) manganese, vanadium) to an equivalent amount of carbon, which is the most significant hardening agent. The most popular formula is the International Institute of Welding (IIW) equation presented in S31.2, which has been found suitable for predicting hardenability in a wide range of commonly used carbon-manganese and low alloy steels. X3.3 It should be noted, however, that for the current generation of low carbon (<0.10 %) low alloy steels that derive strength from a combination of microalloys and thermal processing methods the use of other formulae may more accurately assess hardenability and cold cracking sensitivity. X3.2 The relative sensitivity of steels to forming cold cracking microstructures is called hardenability and can be measured in a number of ways. Perhaps the most popular method of assessing this is by the carbon equivalent (CE) formula, which attempts to equate the relative hardening contributions of a steel’s constituent elements (for example, X3.4 For a vast number of common structural applications it is unnecessary to specify the use of CE limits. However, in 64 ASME BPVC.II.A-2023 SA-6/SA-6M X3.4.6 Heat input. order to obtain a higher level of confidence in avoiding cold cracking, the chemistry controls in S31 are available. A purchaser who specifies the use of S31 should be aware that there are several factors involved in the judicious selection of a maximum CE value, such as the following: X3.4.1 Actual production joint restraint/base metal thickness(es), X3.4.2 Filler metal and base metal strength compatibility, X3.4.3 Deposited weld metal diffusible hydrogen content, X3.4.4 Preheat and interpass temperatures, X3.4.5 Filler metal and base metal cleanliness, and X3.5 Though it is widely believed that low CE steels are immune to weld cracking problems, failure to consider these factors and others have resulted in weld or base metal HAZ (heat affected zone) cracks in such steels.11 X3.6 It is important to note that carbon equivalence is only a qualitative assessment of potential welding problems, and should never be solely relied on to ensure weld integrity. The proper use of welding specifications, coupled with the knowledge of actual construction conditions, must also be used. X4. RADIUS FOR COLD BENDING TABLE X4.1 Group Designations for Cold Bending X4.1 Suggested minimum inside bend radii for cold forming are referenced to Group Designations A to F inclusive as defined in Table X4.1. The suggested radii listed in Table X4.2 should be used as minimums in typical shop fabrication. Material that does not form satisfactorily when fabricated in accordance with Table X4.2 may be subject to rejection pending negotiation with the steel supplier. When tighter bends are required, the manufacturer should be consulted. Specification A36/A36M A131/A131M A242/A242M A283/A283M X4.2 The bend radius and the radius of the male die should be as liberal as the finished part will permit. The width across the shoulders of the female die should be at least eight times the plate thickness. Higher strength steels require larger die openings. The surface of the dies in the area of radius should be smooth. A514/A514M A529/A529M A572/A572M A573/A573M X4.2.1 Since cracks in cold bending commonly originate from the outside edges, shear burrs and gas cut edges should be removed by grinding. Sharp corners on edges and on punched or gas cut holes should be removed by chamfering or grinding to a radius. A588/A588M A633/A633M A656/A656M A678/A678M X4.2.2 If possible, parts should be formed such that the bend line is perpendicular to the direction of final rolling. If it is necessary to bend with the bend line parallel to the direction of final rolling, a more generous radius is suggested (11⁄2 times applicable value given in Table X4.2 for bend lines perpendicular to the direction of rolling). A709/A709M A710/A710M A808/A808M A852/A852M A871/A871M A945/A945M X4.3 References X4.3.1 Holt, G.E., et al., “Minimum Cold Bend Radii Project—Final Report,” Concurrent Technologies Corporation, January 27, 1997. A Grade B A, B, D, CS and E A, B, D, CS and E (all cold flanging) AH32, DH32, EH32 and FH32 AH36, DH36, EH36 and FH36 AH40, DH40, EH40 and FH40 B A or B C or D any 50 [345] or 55 [380] 42 [290] 50 [345] 55 [380] 60 [415] or 65 [450] 58 [400] or 65 [450] 70 [485] any any 50 [345] 60 [415] 70 [485] 80 [550] or 100 [690] A or B C or D 36 [250] 50 [345], 50W [345W] or HPS 50W [HPS 345W] HPS 70W [HPS 485W] HPS 100W [HPS 690W] A B B 60 [415] or 65 [450] 50 [345] or 65 [450] Group DesignationA B B B C C C C A B F C B C D E B C C B B D E F C D B C D F F C D E B Steels having a ratio of specified minimum tensile strength to specified minimum yield strength of 1.15 or less are in Group F; other steels are in Groups A to E inclusive, which are grouped on the basis of their having similar specified values for minimum elongation in 2 in. [50 mm]. B Grade designations are not applicable for this specification. X4.3.2 Brockenbrough, R.L., “Fabrication Guidelines for Cold Bending,” R.L. Brockenbrough & Associates, June 28, 1998. 65 SA-6/SA-6M ASME BPVC.II.A-2023 TABLE X4.2 Suggested Minimum Inside Radii for Cold BendingA Group DesignationB A B C D E F Up to 3⁄4 in. [20 mm] 1.5t 1.5t 1.5t 1.5t 1.5t 1.75t Thickness (t), in. [mm] Over 3⁄4 in. [20 Over 1 in. [25 Over 2 in. [50 mm] To 1 [25 mm] To 2 in. [50 mm] mm, incl] mm], incl 1.5t 1.5t 1.5t 1.5t 1.5t 2.0t 1.5t 2.0t 2.5t 1.5t 2.5t 3.0t 1.5t 3.0t 3.5t 2.25t 4.5t 5.5t A Values are for bend lines perpendicular to the direction of final rolling. These radii apply when the precautions listed in X4.2 are followed. If bend lines are parallel to the direction of final rolling, multiply values by 1.5. B Steel specifications included in the group designations may not include the entire thickness range shown in this table. 66 ASME BPVC.II.A-2023 SA-20/SA-20M SPECIFICATION FOR GENERAL REQUIREMENTS FOR STEEL PLATES FOR PRESSURE VESSELS SA-20/SA-20M (Identical with ASTM Specification A20/A20M-20 except for revision in para. 11.5.3.) 67 ð23Þ SA-20/SA-20M ASME BPVC.II.A-2023 Specification for General Requirements for Steel Plates for Pressure Vessels 1. Scope Title of Specification Pressure Vessel Plates, Heat-Treated, CarbonManganese-Silicon Steel Pressure Vessel Plates, Alloy Steel, Quenched-andTempered, Chromium-Molybdenum, and ChromiumMolybdenum-Vanadium Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Nickel-Chromium-Molybdenum Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 7, 8, and 9 % Nickel Pressure Vessel Plates, Carbon Steel, ManganeseTitanium for Glass or Diffused Metallic Coatings Pressure Vessel Plates, Carbon Steel, High Strength, for Moderate and Lower Temperature Service Pressure Vessel Plates, 5 % and 51⁄2 % Nickel Alloy Steels, Specially Heat Treated Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, Quenched and Tempered, for Welded Pressure Vessels Pressure Vessel Plates, Low-Carbon Age-Hardening Nickel-Copper-Chromium-Molybdenum-Columbium (Niobium) Alloy Steel Pressure Vessel Plates, High-Strength Low-Alloy Steel Pressure Vessel Plates, Heat-Treated, CarbonManganese-Silicon Steel, for Moderate and Lower Temperature Service Pressure Vessel Plates, Alloy Steel, ChromiumMolybdenum-Vanadium Steel Plates for Pressure Vessels, Produced by Thermo-Mechanical Control Process (TMCP) Steel Plates, 9 % Nickel Alloy, for Pressure Vessels, Produced by the Direct-Quenching Process Pressure Vessel Plates, Alloy Steel, ChromiumMolybdenum-Tungsten 1.1 This general requirements specification covers a group of common requirements that, unless otherwise specified in the applicable product specification, apply to rolled steel plates for pressure vessels covered by each of the following product specifications issued by ASTM: Title of Specification ASTM DesignationA Pressure Vessel Plates, Alloy Steel, Nickel A203/A203M Pressure Vessel Plates, Alloy Steel, Molybdenum A204/A204M Pressure Vessel Plates, Alloy Steel, ManganeseA225/A225M Vanadium-Nickel Stainless Chromium Steel-Clad Plate A263 Stainless Chromium-Nickel Steel-Clad Plate A264 Nickel and Nickel-Base Alloy-Clad Steel Plate A265 Pressure Vessel Plates, Carbon Steel, Low- and A285/A285M Intermediate-Tensile Strength Pressure Vessel Plates, Carbon Steel, Manganese-Silicon A299/A299M Pressure Vessel Plates, Alloy Steel, ManganeseA302/A302M Molybdenum and Manganese-Molybdenum-Nickel Pressure Vessel Plates, Alloy Steel, DoubleA353/A353M Normalized and Tempered 9 % Nickel Pressure Vessel Plates, Alloy Steel, ChromiumA387/A387M Molybdenum Pressure Vessel Plates, Carbon Steel, High Strength A455/A455M Manganese Pressure Vessel Plates, Carbon Steel, for IntermediateA515/A515M and Higher-Temperature Service Pressure Vessel Plates, Carbon Steel, Moderate- and A516/A516M Lower-Temperature Service Pressure Vessel Plates, Alloy Steel, High-Strength, A517/A517M Quenched and Tempered Pressure Vessel Plates, Alloy Steel, Quenched and A533/A533M Tempered, Manganese-Molybdenum and ManganeseMolybdenum-Nickel ASTM DesignationA A537/A537M A542/A542M A543/A543M A553/A553M A562/A562M A612/A612M A645/A645M A662/A662M A724/A724M A736/A736M A737/A737M A738/A738M A832/A832M A841/A841M A844/A844M A1017/A1017M A These designations refer to the latest issue of the respective specification which appears in the Annual Book of ASTM Standards, Vol 01.04. 1.1.1 This general requirements specification also covers a group of supplementary requirements that are applicable to several of the above product specifications as indicated therein. Such requirements are provided for use if additional testing or additional restrictions are required by the purchaser, and apply only if specified individually in the purchase order. 1.2 Appendix X1 provides information on coil as a source of plates for pressure vessels. 1.3 Appendix X2 provides information on the variability of tensile properties in plates for pressure vessels. 1.4 Appendix X3 provides information on the variability of Charpy-V-Notch impact test properties in plates for pressure vessels. 68 ASME BPVC.II.A-2023 SA-20/SA-20M A285/A285M Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength A299/A299M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Silicon A302/A302M Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Molybdenum and ManganeseMolybdenum-Nickel A353/A353M Specification for Pressure Vessel Plates, Alloy Steel, Double-Normalized and Tempered 9 % Nickel A370 Test Methods and Definitions for Mechanical Testing of Steel Products A387/A387M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum A435/A435M Specification for Straight-Beam Ultrasonic Examination of Steel Plates A455/A455M Specification for Pressure Vessel Plates, Carbon Steel, High-Strength Manganese A515/A515M Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service A516/A516M Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service A517/A517M Specification for Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Tempered A533/A533M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered, Manganese-Molybdenum and Manganese-Molybdenum-Nickel A537/A537M Specification for Pressure Vessel Plates, HeatTreated, Carbon-Manganese-Silicon Steel A542/A542M Specification for Pressure Vessel Plates, Alloy Steel, Quenched-and-Tempered, ChromiumMolybdenum, and Chromium-Molybdenum-Vanadium A543/A543M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered Nickel-ChromiumMolybdenum A553/A553M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 7, 8, and 9 % Nickel A562/A562M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Titanium for Glass or Diffused Metallic Coatings A577/A577M Specification for Ultrasonic Angle-Beam Examination of Steel Plates A578/A578M Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications A612/A612M Specification for Pressure Vessel Plates, Carbon Steel, High Strength, for Moderate and Lower Temperature Service A645/A645M Specification for Pressure Vessel Plates, 5 % and 51⁄2 % Nickel Alloy Steels, Specially Heat Treated A662/A662M Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service A700 Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment A724/A724M Specification for Pressure Vessel Plates, Carbon-Manganese-Silicon Steel, Quenched and Tempered, for Welded Pressure Vessels 1.5 Appendix X4 provides information on cold bending of plates, including suggested minimum inside radii for cold bending. 1.6 These materials are intended to be suitable for fusion welding. When the steel is to be welded, it is presupposed that a welding procedure suitable for the grade of steel and intended use or service will be utilized. 1.7 In case of any conflict in requirements, the requirements of the applicable product specification prevail over those of this general requirements specification. 1.8 Additional requirements that are specified in the purchase order and accepted by the supplier are permitted, provided that such requirements do not negate any of the requirements of this general requirements specification or the applicable product specification. 1.9 For purposes of determining conformance with this general requirements specification and the applicable product specification, values are to be rounded to the nearest unit in the right-hand place of figures used in expressing the limiting values in accordance with the rounding method of Practice E29. 1.10 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.11 This general requirements specification and the applicable product specification are expressed in both inch-pound units and SI units; unless the order specifies the applicable “M” specification designation (SI units), the plates are to be furnished to inch-pound units. 1.12 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 2. Referenced Documents 2.1 ASTM Standards: A203/A203M Specification for Pressure Vessel Plates, Alloy Steel, Nickel A204/A204M Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum A225/A225M Specification for Pressure Vessel Plates, Alloy Steel, Manganese-Vanadium-Nickel A263 Specification for Stainless Chromium Steel-Clad Plate A264 Specification for Stainless Chromium-Nickel SteelClad Plate A265 Specification for Nickel and Nickel-Base Alloy-Clad Steel Plate 69 SA-20/SA-20M ASME BPVC.II.A-2023 plate-as-rolled that does not define the actual condition of a plate, but defines the singular product of a slab or ingot that has been hot-rolled 3.1.2 coil—hot-rolled steel in coil form for processing into finished plates. 3.1.3 exclusive—when used in relation to ranges, as for ranges of thicknesses in the tables of permissible variations in dimensions, the term is intended to exclude only the greater value of the range. Thus, a range from 60 to 72 in. [1500 to 1800 mm] exclusive includes 60 in. [1500 mm], but does not include 72 in. [1800 mm]. 3.1.4 heat treatment terms—see 3.1.11, and Terminology A941. 3.1.5 hot forming—a forming operation producing permanent deformation, performed after the plate has been heated to the temperature required to produce grain refinement. 3.1.6 hot-rolled (hot rolling)—for plates, the process described for a plate that has been rolled from a slab or ingot whose starting temperature is suitably above the recrystallization temperature of the metal to be rolled. 3.1.6.1 Discussion—Hot-rolled may be used in conjunction with any rolling process to more effectively describe a specific condition, for example; hot-rolled as-rolled; hot-rolled controlrolled, etc. 3.1.7 manufacturer—the organization that directly controls the conversion of steel ingots or slabs, by hot rolling, into plate-as-rolled or into coil; and for plates produced from plate-as-rolled, the organization that directly controls, or is responsible for, one or more of the operations involved in finishing the plates. Such finishing operations include leveling, cutting to length, testing, inspection, conditioning, heat treatment (if applicable), packaging, marking, loading for shipment, and certification. 3.1.7.1 Discussion—The finishing operations need not be done by the organization that did the hot rolling of the plate. For plates produced from coil, see also 3.1.2. 3.1.8 mill edge—the normal edge produced by rolling between horizontal finishing rolls. A mill edge does not conform to any definite contour. Mill edge plates have two mill edges and two trimmed edges. A736/A736M Specification for Pressure Vessel Plates, LowCarbon Age-Hardening Nickel-Copper-ChromiumMolybdenum-Columbium (Niobium) Alloy Steel A737/A737M Specification for Pressure Vessel Plates, HighStrength, Low-Alloy Steel A738/A738M Specification for Pressure Vessel Plates, HeatTreated, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service A751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products A770/A770M Specification for Through-Thickness Tension Testing of Steel Plates for Special Applications A832/A832M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum-Vanadium A841/A841M Specification for Steel Plates for Pressure Vessels, Produced by Thermo-Mechanical Control Process (TMCP) A844/A844M Specification for Steel Plates, 9 % Nickel Alloy, for Pressure Vessels, Produced by the DirectQuenching Process A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys A1017/A1017M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum-Tungsten E21 Test Methods for Elevated Temperature Tension Tests of Metallic Materials E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E112 Test Methods for Determining Average Grain Size E208 Test Method for Conducting Drop-Weight Test to Determine Nil-Ductility Transition Temperature of Ferritic Steels E709 Guide for Magnetic Particle Testing 2.2 American Society of Mechanical Engineers Code: ASME Boiler and Pressure Vessel Code, Section IX 2.3 U.S. Federal Standard: Fed. Std. No. 123 Marking for Shipment (Civil Agencies) 2.4 Automotive Industry Action Group Standard: B 1 Bar Code Symbology Standard 3. Terminology 3.1 Definitions of Terms Specific to This Standard: 3.1.1 as-rolled—for plates, the condition of a plate that has been hot-rolled and will not be or has not yet been heat treated. 3.1.1.1 Discussion—The term as-rolled by itself is not meant to refer to plates that have been hot-rolled using controlrolling (CR), direct quench (DQT), thermo-mechanical control rolling (TMCP), recrystalization control rolling (RCR), or any similar methods that are intended to produce a set of properties that are not normally achievable were they not employed. The term as-rolled is to be distinguished from the established term 3.1.8.1 Discussion—Mill edge plates may at times be sidetrimmed on one or both sides at the discretion of the manufacturer. 3.1.9 plate identifier—the alpha, numeric, or alphanumeric designation used to identify the plate. 3.1.10 plates—flat hot-rolled steel, ordered to thickness or weight and typically to width and length, commonly available by size as follows: Width, in. [mm] Over 8 [200] Over 48 [1200] Thickness, in. [mm] over 0.229 [6.0 mm and over] over 0.179 [4.6 mm and over] 3.1.10.1 Discussion—Steel plates are available in various thickness, width, and length combinations dependent upon equipment and processing capabilities of various manufacturers and processors. Historic limitations of a plate based upon dimensions (thickness, width, and length) do not take into 70 ASME BPVC.II.A-2023 SA-20/SA-20M 4.1.10 Supplementary requirements, if any (test specimen heat treatment, special impact test requirements, etc.), 4.1.11 Provisions for delivery with mill edges and any special permissible variations (see 14.4), and 4.1.12 Additional requirements, if any. account current production and processing capabilities. To qualify any plate to a particular product specification requires that all appropriate and necessary tests be performed and that the results meet the limits prescribed in that product specification. If the necessary tests required by a product specification can not be conducted, the plate can not be qualified to that specification. This general requirements specification contains permitted variations for the commonly available sizes. Permitted variations for other sizes are subject to agreement between the purchaser and the manufacturer or processor, whichever is applicable. 3.1.11 precipitation heat treatment—a subcritical temperature thermal treatment performed to cause precipitation of submicroscopic constituents, and so forth, to result in enhancement of some desirable property. 3.1.12 processor—the organization that directly controls, or is responsible for, operations involved in the processing of coil into finished plates. Such processing operations include decoiling, leveling, cutting to length, testing, inspection, conditioning, heat treatment (if applicable), packaging, marking, loading for shipment, and certification. 3.1.12.1 Discussion—The processing operations need not be done by the organization that did the hot rolling of the coil. If only one organization is involved in the hot rolling and processing operations, that organization is termed the manufacturer for the hot rolling operation and the processor for the processing operations. If more than one organization is involved in the hot rolling and processing operations, the organization that did the hot rolling is termed the manufacturer and the organization that does one or more processing operations is termed a processor. 5. Materials and Manufacture 5.1 The steel shall be made in an open-hearth, basic-oxygen, or electric-arc furnace, possibly followed by additional refining in a ladle metallurgy furnace (LMF), or by another method; or secondary melting by vacuum-arc remelting (VAR), electroslag remelting (ESR), or another method. 5.2 The steel may be strand cast or cast in stationary molds. 5.2.1 Strand Cast Slabs: 5.2.1.1 If heats of the same nominal chemical composition are consecutively strand cast at one time, the heat number assigned to the cast product (slab) may remain unchanged until all of the steel in the slab is from the following heat. 5.2.1.2 When two consecutively strand cast heats have different nominal chemical composition ranges, the manufacturer shall remove the transition material by any established procedure that positively separates the grades. 5.3 The ratio of reduction of thickness from a strand-cast slab to plate shall be at least 3.0:1, except that reduction ratios as low as 2.0:1 are permitted if all of the following limitations are met: 5.3.1 The purchaser agrees to the use of such reduction ratios. 5.3.2 The applicable product specification is A299/A299M, A515/A515M, A516/A516M, A537/A537M, A662/A662M, or A737/A737M. 5.3.3 The specified plate thickness is 3.0 in. [75 mm] or more. 5.3.4 One or more of the following low hydrogen practices are used: vacuum degassing during steelmaking; controlled soaking of the slabs or plates; or controlled slow cooling of the slabs or plates. 5.3.5 The sulfur content is 0.004 % or less, based upon heat analysis. 5.3.6 One or more of the following practices are used: electromagnetic stirring during strand casting; soft reduction during strand casting; heavy pass reductions or other special practices during plate rolling; or combined forging and rolling during plate rolling. 5.3.7 The plates are ultrasonically examined in accordance with Specification A578/A578M, Level C based on continuous scanning over 100 % of the plate surface. 5.3.8 The plates are through-thickness tension tested in accordance with Specification A770/A770M. 3.2 Refer to Terminology A941 for additional terms used in this standard. 4. Ordering Information 4.1 Orders should include the following information, as necessary, to adequately describe the desired product. 4.1.1 Quantity (weight [mass] or number of plates), 4.1.2 Dimensions, 4.1.3 Name of product (for example, plates, carbon steel; plates, alloy steel), 4.1.4 Specification designation (including type, class, and grade as applicable) and year-date, 4.1.5 Condition (as-rolled, normalized, quenched and tempered, etc. If heat treatment of plate is to be performed by the fabricator, this is to be stated. Also, if purchaser specifies a heat-treatment cycle, this is to be stated), 4.1.6 Impact test requirements, if any (see Section 12). (For Charpy V-notch test, include test specimen orientation, testing temperature, and acceptance criteria. For drop-weight test, give testing temperature), 4.1.7 Exclusion of either plates produced from coil or plates produced from plate-as-rolled, if applicable. (See 5.4 and Appendix X1.) 4.1.8 Limits for grain refining elements other than aluminum, if applicable (see 8.3.2), 4.1.9 Paint marking (see 13.2.1), 5.4 Unless otherwise specified in the purchase order, plates shall be produced from plate-as-rolled or from coil. 5.5 Coils are excluded from qualification to the applicable product specification until they are decoiled, leveled, cut to length, and tested by the processor in accordance with the specified requirements (see Sections 9, 10, 11, 12, 13, 14, 15, 16, and 20.) 71 SA-20/SA-20M ASME BPVC.II.A-2023 applicable grade, class, and type. In addition, for elements that are listed in Table 1 but are not specified or restricted in the applicable product specification for the applicable grade, class, and type, heat analyses shall conform to the applicable heat analysis limits given in Table 1. 5.5.1 Plates produced from coil shall not contain splice welds, unless approved by the purchaser. 6. Heat Treatment 6.1 If plates are required to be heat treated, the heat treatment shall be performed by the manufacturer, the processor, or the fabricator, unless otherwise specified in the applicable product specification. 7.2 Product Analysis: 7.2.1 Sampling for chemical analysis and methods of analysis shall be in accordance with Test Methods, Practices, and Terminology A751. 7.2.2 For each plate-as-rolled, the purchaser shall have the option of chemically analyzing a broken tension test specimen or a sample taken from the same relative location as that from which the tension test specimen was obtained. 7.2.3 For elements that are specified or restricted by the applicable product specification for the applicable grade, class, and type, product analyses shall conform to the product analysis requirements of the applicable product specification for the applicable grade, class, and type. 7.2.4 For elements that are listed in Table 1 but are not specified or restricted by the applicable product specification 6.2 If the heat treatment required by the applicable product specification is to be performed by the purchaser or the purchaser’s agent, and the plates are to be supplied by the manufacturer or processor in a condition other than that required by the applicable product specification, the order shall so state. 6.2.1 If plates are ordered without the heat treatment required by the applicable product specification, heat treatment of the plates to conform to the requirements of the applicable product specification shall be the responsibility of the purchaser. 6.3 If heat treatment is to be performed, the plates shall be heat treated as specified in the applicable product specification. The purchaser may specify the heat treatment to be used, provided it is not in conflict with the requirements of the applicable product specification. TABLE 1 Limits on Elements (see 7.1.3 and 7.2.4) 6.4 If normalizing is to be performed by the fabricator, the plates shall be either normalized or heated uniformly for hot forming, provided that the temperature to which the plates are heated for hot forming does not significantly exceed the normalizing temperature. 6.5 If no heat treatment is required, the manufacturer or processor shall have the option of heat treating the plates by normalizing, stress relieving, or normalizing and then stress relieving to meet the requirements of the applicable product specification. 6.6 If approved by the purchaser, cooling rates faster than those obtained by cooling in air are permissible to achieve specified mechanical properties, provided that the plates are subsequently tempered in the temperature range from 1100 to 1300°F [595 to 705°C]. 7. Chemical Composition Copper, max %A Heat analysis Product analysis 0.40 0.43 Nickel, max %A Heat analysis Product analysis 0.40 0.43 Chromium, max %A,B Heat analysis Product analysis 0.30 0.34 Molybdenum, max %A,B Heat analysis Product analysis 0.12 0.13 Vanadium, max %C Heat analysis Product analysis 0.03 0.04 Columbium (Niobium),D max %E Heat analysis Product analysis 0.02 0.03 Titanium, max %F Heat analysis Product analysis 0.03 0.04 Boron, max % Heat analysis Product analysis 0.0010 0.0015 A In addition for each heat, based upon the heat analysis, the sum of copper, nickel, chromium, and molybdenum shall not exceed 1.00 %, unless one or more of those elements are specified or restricted by the applicable product specification for the applicable grade, class, and type. B In addition for each heat, based upon the heat analysis, the sum of chromium and molybdenum shall not exceed 0.32 %, unless one or both of those elements are specified or restricted by the applicable product specification for the applicable grade, class, and type. C By agreement between the purchaser and the supplier, the heat analysis limit for vanadium is permitted to be increased to a value not higher than 0.10 %, and the product analysis limit for vanadium is permitted to be increased to a value not higher than 0.11 %. D Columbium and niobium are interchangeable names for the same element and both names are acceptable for use in A01 specifications. E By agreement between the purchaser and the supplier, the heat analysis limit for columbium (niobium) is permitted to be increased to a value not higher that 0.05 %, and the product analysis limit for columbium (niobium) is permitted to be increased to a value not higher than 0.06 %. F By agreement between the purchaser and the supplier, the heat analysis limit for titanium is permitted to be increased to a value not higher than 0.04 %, and the product analysis limit for titanium is permitted to be increased to a value not higher than 0.05 %. 7.1 Heat Analysis: 7.1.1 Sampling for chemical analysis and methods of analysis shall be in accordance with Test Methods, Practices, and Terminology A751. 7.1.2 For each heat, the heat analysis shall include determination of the content of carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, vanadium, columbium (niobium); any other element that is specified or restricted by the applicable product specification for the applicable grade, class, and type; aluminum, if the aluminum content is to be used in place of austenitic grain size testing of the heat (see 8.3.2.1); and any other austenitic grain refining element for which limits are specified in the purchase order (see 8.3.2). 7.1.3 Heat analyses shall conform to the heat analysis requirements of the applicable product specification for the 72 ASME BPVC.II.A-2023 SA-20/SA-20M by agreement with the purchaser, the metal so removed may be replaced with weld metal (see 9.4). for the applicable grade, class, and type, product analyses shall conform to the applicable product analysis limits given in Table 1. 9.3 Edge Imperfections: 9.3.1 Laminar-type discontinuities 1 in. [25 mm] and less in length visible to the unaided eye on an edge of a plate as prepared for shipment by the manufacturer or processor are acceptable and do not require exploration. 9.3.2 All larger discontinuities shall be explored to determine their depth and extent. Discontinuities shall be considered continuous when located in the same plane within 5 % of the plate thickness and separated by a distance less than the length of the smaller of two adjacent discontinuities. 9.3.3 Indications visible to the unaided eye on the cut edges of a plate as prepared for shipment by the manufacturer or processor shall not exceed the limits given in Columns 1 and 2 of Table A1.14 [A2.14]. 9.3.4 Larger indications shall be removed by the manufacturer or processor by grinding, provided that the resultant cavity does not exceed the limits given in Columns 3 and 4 of Table A1.14 [A2.14]. 9.3.5 Indications of greater magnitude shall be cause for rejection of the plate, except that, by agreement with the purchaser, the defects may be removed and replaced with weld metal (see 9.4). 9.3.6 Indications on the edges of a plate cut during the fabrication shall be cause for rejection of the plate at the discretion of the purchaser if the magnitude exceeds the limits given in Columns 5 and 6 of Table A1.14 [A2.14]. The defects may be removed and replaced with weld metal (see 9.4). 9.3.7 Fabricators should be aware that edge cracks may initiate upon bending a sheared or burned edge during the fabrication process. This is not considered to be a fault of the steel, but is rather a function of the induced cold work or heat affected zone. 7.3 Referee Analysis—For referee purposes, Test Methods, Practices, and Terminology A751 shall be used. 8. Metallurgical Structure 8.1 Where austenitic grain size testing is required, such testing shall be a McQuaid Ehn test in accordance with Test Methods E112 and at least 70 % of the grains in the area examined shall meet the specified grain size requirement. 8.2 Coarse Austenitic Grain Size—Where coarse austenitic grain size is specified one austenitic grain size test per heat shall be made and the grain size number so determined shall be in the range of 1 to 5 inclusive. 8.3 Fine Austenitic Grain Size: 8.3.1 Except as allowed in 8.3.2, and when fine austenitic grain size is specified, or when the producer elects to determine the grain size, one McQuaid Ehn test per heat shall be made and the austenitic grain size number so determined shall be 5 or higher, and the chemical requirements of 8.3.2 do not apply. NOTE 1—Such austenitic grain size numbers may be achieved with lower contents of austenitic grain refining elements than 8.3.2 requires for austenitic grain size testing to be waived. 8.3.2 Unless testing for fine austenitic grain size is specified in the purchase order or the producer elects to test for fine austenitic grain size, the austenitic grain size test need not be made for any heat that has, by heat analysis, one or more of the following: 8.3.2.1 A total aluminum content of 0.020 % or more. 8.3.2.2 An acid soluble aluminum content of 0.015 % or more. 8.3.2.3 A content for an austenitic grain refining element that exceeds the minimum value agreed to by the purchaser as being sufficient for austenitic grain size testing to be waived. 8.3.2.4 Contents for the combination of two or more austenitic grain refining elements that exceed the applicable minimum values agreed to by the purchaser as being sufficient for austenitic grain size testing to be waived. 8.3.2.5 The analysis for the elements mentioned in 8.3.2.1, 8.3.2.2, 8.3.2.3, or 8.3.2.4 shall be included in the test report. 9.4 Repair by Welding: 9.4.1 Repair welding shall be permitted only with the approval of the purchaser. 9.4.2 Preparation for repair welding shall include inspection to confirm complete removal of the defect. 9.4.3 Repairs shall be made utilizing welding procedures qualified in accordance with Section IX of the ASME Boiler and Pressure Vessel Code and repair welding shall be done by welders or welding operators meeting the qualification requirements of Section IX. 9.4.4 The weld metal shall have the A-number analysis corresponding to the equivalent ASME P-number of the plate, except that A-1 or A-2 analysis weld metal may be employed for P-1 plates. Other weld metals may be employed that are compatible with the plate being repaired, if so approved by the purchaser. Such weld metals shall be qualified in accordance with the requirements of Section IX of the ASME Boiler and Pressure Vessel Code. 9.4.5 If Charpy impact tests of the plate are required, the welding procedure qualification tests shall also include Charpy impact tests of the weld, the heat-affected zone, and the plate, and the test results shall be reported to the purchaser. 9.4.6 If the plate is subjected to normalizing, quenching and tempering, hot forming, or post-weld heat treating, the welding 9. Quality 9.1 General—Plates shall be free of injurious defects and shall have a workmanlike finish. 9.2 Surface Imperfections: 9.2.1 For plates produced from plate-as-rolled, all injurious surface imperfections shall be removed by the manufacturer. For plates produced from coil, all injurious surface imperfections shall be removed by the processor. 9.2.1.1 Shallow imperfections shall be ground to sound metal; the ground area shall be well faired and the thickness of the ground plate shall not be reduced below the minimum thickness permitted. 9.2.1.2 All surface imperfections, the removal of which will reduce the plate thickness below the minimum thickness permitted, shall be cause for rejection of the plate, except that, 73 SA-20/SA-20M ASME BPVC.II.A-2023 quenched and tempered plates, one tension test coupon shall be taken from each coil. Two tension test coupons shall be taken from each quenched and tempered plate, as heat treated. 11.1.4 Plates Produced from Coil and Qualified Using Test Specimens Taken from Test Coupons Heat Treated by Other than Stress Relieving—One tension test coupon shall be taken from each coil. procedure qualification test plates and the weld repaired plate shall be subjected to the thermal heat treatment as specified by the purchaser. 9.4.7 In addition, repair welds shall meet the requirements of the construction code specified by the purchaser. 10. Test Methods 10.1 All tests shall be conducted in accordance with Test Methods and Definitions A370. 11.2 Orientation of Test Specimens—The longitudinal axis of the tension test specimens shall be transverse to the final rolling direction of the plate. 10.2 Yield strength shall be determined by either the 0.2 % offset method or the 0.5 % extension under load method, unless otherwise stated in the applicable product specification. 11.3 Location of Test Coupons—Tension test coupons shall be taken from a corner of the plate. For quenched and tempered plates, the two tension test coupons shall be taken from opposite ends of the plate. 10.3 Rounding Procedures—For purposes of determining conformance with the applicable product specification, a calculated value shall be rounded to the nearest 1 ksi [5 MPa] for tensile and yield strengths, and to the nearest unit in the right-hand place of figures used in expressing the limiting value for other values, in accordance with the rounding method given in Practice E29. 11.4 Tests from Heat-Treated Plates: 11.4.1 If heat treatment is performed by the manufacturer or processor, the test specimens shall be taken from the plate in the heat-treated condition or from full-thickness coupons simultaneously heat treated with the plate. 11.4.2 If heat treatment is to be performed by the fabricator, the plates shall be accepted on the basis of tests made on test specimens taken from full-thickness coupons heat treated in accordance with the requirements specified in the applicable product specification or the purchase order. If the heattreatment temperatures are not specified, the manufacturer or processor shall heat treat the coupons under conditions it considers appropriate. The purchaser shall be informed of the procedure followed in heat treating the specimens. 11.4.3 If approved by the purchaser, the procedures of 11.4.2 may be implemented on plates heat treated by the manufacturer or processor, except that for plates that are quenched and tempered, all testing required the specification or the purchase order must be performed after plate heat treatment, in accordance with 11.1.1 and 11.4.4, and the results reported. 11.4.4 For plates that are heat treated with a cooling rate faster than still-air cooling from the austenitizing temperature, one of the following shall apply in addition to other requirements specified herein: 11.4.4.1 The gage length of the tension test specimen shall be taken at least 1T from any as-heat treated edge, where T is the thickness of the plate, and shall be at least 1⁄2 in. [12.5 mm] from flame-cut or heat-affected-zone surfaces. 11.4.4.2 A steel thermal buffer pad, 1 T by 1T by at least 3T, shall be joined to the plate edge by a partial penetration weld completely sealing the buffered edge prior to heat treatment. 11.4.4.3 Thermal insulation or other thermal barriers shall be used during the heat treatment adjacent to the plate edge where the test specimens are to be removed. It shall be demonstrated that the cooling rate of the tension test specimen is no faster than, and not substantially slower than, that attained by the method described in 11.4.4.2. 11.4.4.4 When test coupons cut from the plate but heat treated separately are used, the coupon dimensions shall be not less than 3T by 3T by T and each tension test specimen cut from it shall meet the requirements of 11.4.4.1. 11. Tension Tests 11.1 Number of Test Coupons: 11.1.1 Plates Produced from As-Rolled Plates—For other than quenched and tempered plates, one tension test coupon shall be taken from each plate-as-rolled. Two tension test coupons shall be taken from each quenched and tempered plate, as heat treated. If plates are furnished by the manufacturer or processor in accordance with 11.4.2 and qualified by using test specimens taken from heat-treated test coupons (including normalized, normalized and tempered, and quenched and tempered), one tension test coupon shall be taken from each plate-as-rolled (see Terminology A941 for the definition of plate-as-rolled). 11.1.2 Plates Produced from Coil and Furnished without Heat Treatment or with Stress Relieving Only—Except as allowed by 11.1.2.1 and 11.1.4, a minimum of three tension coupons shall be taken from each coil as follows: 11.1.2.1 The first test coupon shall be taken immediately prior to the first plate to be qualified to the applicable product specification, the second test coupon shall be taken from the approximate center lap, and the third test coupon shall be taken immediately after the last plate to be qualified to the applicable product specification. If, during decoiling, the amount of material decoiled is less than that required to reach the next standard test location, a test for qualification of that particular portion of the coil shall be made from a test coupon taken from a location adjacent to the innermost portion decoiled. 11.1.2.2 All plates between any two test locations that meet the requirements of the applicable product specification are acceptable. 11.1.2.3 All plates between a test location that fails to meet the requirements of the applicable product specification and an adjacent test location that meets the requirements of the applicable product specification are rejectable, except that the processor has the option to make other tests after cutting back the coil in either direction. 11.1.3 Plates Produced from Coil and Furnished Heat Treated by Other than Stress Relieving—For other than 74 ASME BPVC.II.A-2023 11.4.4.5 If cooling rate data for the plate and cooling rate control devices for the test coupons are available, the test coupons may be heat treated separately in the device, provided that this method is approved by the purchaser. 11.5 Test Specimen Preparation: 11.5.1 Tension test specimens for plates 3⁄4 in. [20 mm] and under in thickness shall be the full thickness of the plates. The test specimens shall conform to the requirements for either the 11⁄2-in. [40-mm] wide or the 1⁄2-in. [12.5-mm] wide rectangular tension test specimen of Test Methods and Definitions A370. The 11⁄2-in. [40-mm] wide test specimen may have both edges parallel. The 1⁄2-in. [12.5-mm] wide specimen may have a maximum nominal thickness of 3⁄4 in. [20 mm]. 11.5.2 For plates up to 4 in. [100 mm], inclusive, in thickness, tension test specimens may be the full thickness of the plate and conform to the requirements for the 11⁄2-in. [40-mm] wide rectangular tension test specimen of Test Methods and Definitions A370 if adequate testing machine capacity is available. 11.5.3 For plates over 3⁄4 in. [20 mm] in thickness, except as permitted in 11.5.2, tension test specimens shall conform to the requirements for the 0.500-in. [12.5-mm] diameter test specimen of Test Methods and Definitions A370. For plates between 3/4 in. [20 mm] and 1-1/2 in. [40 mm] inclusive in thickness, the axis of the test specimen shall be located at 1/2 T, the center of the thickness. For plates over 1-1/2 in. [40 mm], the axis of the test specimen shall be located at 1/4T, midway between the center of the thickness and the top or the bottom surface of the plate. 11.6 Elongation Requirement Adjustments: 11.6.1 Due to the specimen geometry effect encountered when using the rectangular tension test specimen for testing thin plate, adjustments in elongation requirements must be provided for thicknesses under 0.312 in. [8 mm]. Accordingly, the following deductions shall be made from the base elongation requirements in the applicable product specification: Plate Nominal Thickness Range, in. [mm] 0.299–0.311 [7.60–7.89] 0.286–0.298 [7.30–7.59] 0.273–0.285 [7.00–7.29] 0.259–0.272 [6.60–6.99] 0.246–0.258 [6.20–6.59] 0.233–0.245 [5.90–6.19] 0.219–0.232 [5.50–5.89] 0.206–0.218 [5.20–5.49] 0.193–0.205 [4.90–5.19] less than 0.193 [4.90] Elongation Deduction, % 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 3.501–3.999 [90.00–102.49] 4.000–4.499 [102.50–114.99] 4.500–4.999 [115.00–127.49] 5.000–5.499 [127.50–139.99] 5.500–5.999 [140.0–152.49] 6.000 and thicker [152.50 and thicker] 11.7 This specification does not provide requirements for product tension testing subsequent to shipment (see 15.1). Therefore, the requirements of 11.1 through 11.6 and Section 16 apply only for tests conducted at the place of manufacture prior to shipment. Compliance to Specification A20/20M and the applicable product specification does not preclude the possibility that product tension test results may vary outside specified ranges. The tensile properties will vary within the same plate-as-rolled or piece, be it as-rolled, control-rolled, or heat-treated. The purchaser should, therefore, be aware that tension testing in accordance with the requirements of Specification A20/A20M does not provide assurance that all products of a plate-as-rolled will be identical in tensile properties with the products tested. If the purchaser wishes to have more confidence than that provided by Specification A20/A20M testing procedures, additional testing or requirements, such as Supplementary Requirement S4, should be imposed. 12. Notch-Toughness Tests 12.1 Charpy V-Notch Tests: 12.1.1 Number of Tests—If Charpy V-Notch tests are specified, except for quenched and tempered plates, and except as allowed by 12.1.1.1 and 12.1.1.2, one impact test (3 specimens) for each specified orientation (see 12.1.2) shall be made from each plate-as-rolled. For quenched and tempered plates, one impact test shall be made from each plate, as heat treated. 12.1.1.1 Plates Ordered Without the Heat Treatment Specified by the Applicable Product Specification—Coupons for Charpy V-notch tests shall be taken in accordance with the same requirements as given for tensile test coupons in 11.4.2 and 11.4.3. 12.1.1.2 Plates Produced from Coil—If Charpy V-notch tests are specified, the number of impact tests required shall be the same as the number specified for tension tests in 11.1.2 or 11.1.3, whichever is applicable. The test coupons shall be taken from the material after decoiling and leveling. Elongation Deduction, % 0.5 1.0 1.5 2.0 2.5 3.0 11.6.3 A characteristic of certain types of alloy steels is a local disproportionate increase in the degree of necking down or contraction of the test specimens during the tension test, resulting in a decrease in the percentage of elongation as the gage length is increased. The effect is not so pronounced in thicker plates. For such material, if so stated in the applicable product specification for plates up to 3⁄4 in. [20 mm], inclusive, in thickness, if the percentage of elongation of an 8-in. [200-mm] gage length test specimen falls not more than 3 percentage points below the amount prescribed, the elongation shall be considered satisfactory if the percentage of elongation in 2 in. [50 mm] across the break is not less than 25 %. 11.6.4 The tensile requirements tables in many of the product specifications covered by this general requirements specification specify elongation requirements in both 8-in. [200-mm] and 2-in. [50-mm] gage lengths. Unless otherwise provided in the applicable product specification, both requirements are not required to be applied simultaneously, and the elongation need only be determined in the gage length appropriate for the test specimen used. After selection of the appropriate gage length, the elongation requirement for the alternative gage length shall be deemed not applicable. 11.8 Appendix X2 provides additional information on the variability of tensile properties in plates for pressure vessels. 11.6.2 Due to the inherently lower elongation that is obtainable in thicker plate, adjustments in elongation requirements in 2-in. [50-mm] gage length shall be provided for thicknesses over 3.5 in. [90 mm]. Accordingly, the following deductions shall be made from the base elongation requirements in 2 in. [50 mm] prescribed in the applicable product specification: Plate Nominal Thickness Range, in. [mm] SA-20/SA-20M 75 SA-20/SA-20M ASME BPVC.II.A-2023 12.2 Drop-Weight Tests: 12.2.1 Where specified, one drop-weight test, consisting of a set of two test specimens, shall be made to the same frequency stated in 12.1.1 in accordance with Test Method E208. 12.2.2 The test coupons shall be obtained adjacent to a tension test coupon. For plates produced from coil, the test coupon locations shall be the same as for Charpy V-notch tests. (See 12.1.) The provisions of 12.1.3 shall also apply. 12.2.3 The testing temperature shall be as specified in the applicable product specification or the purchase order. 12.2.4 Acceptance shall be on the basis of no-break performance of both test specimens at the specified testing temperature. 12.2.5 The plates shall be marked as required in 12.1.7, except that the letters “LTD” shall be used instead of “LTV.” 12.1.2 Orientation of Test Specimens—The long axis of the test specimens shall be oriented either longitudinal (parallel to the final direction of rolling) or transverse (transverse to the final direction of rolling), as specified in the applicable product specification or the purchase order. 12.1.3 Location of Test Coupons—The impact test coupons shall be taken adjacent to the tension test coupons. The impact test coupons shall be subject to the same requirements as those specified for tension tests in 11.4, except that the provisions of 11.4.4.1 apply to the area under the notch of the impact test specimen instead of to the gage length of the tension test specimen. 12.1.4 Test Method—Impact testing shall be performed in accordance with Test Methods and Definitions A370 using Charpy V-notch (Type A) specimens as shown in Test Methods and Definitions A370. Except as allowed by 12.1.4.1, full-size specimens (0.394 by 0.394 in. [10 by 10 mm]) shall be used if the plate thickness permits, and their central axis shall correspond as near as practical to the 1⁄4 t plane in the plate thickness t. If the plate thickness is insufficient to obtain full-size specimens, the largest possible subsize specimens shall be used. 12.1.4.1 For plates that normally have absorbed energy values in excess of 180 ft·lbf [245 J] if tested using full-size specimens at the specified testing temperature, subsize 0.394 by 0.264 in. [10 by 6.7 mm] specimens may be used in lieu of full-size specimens; however, if this option is used, the acceptance value shall be 75 ft·lbf [100 J] minimum for each test specimen and the lateral expansion in mils [micrometres] shall be reported. 12.1.5 Test Temperature—The test temperature shall be as specified by the product specification, if applicable, or by the purchaser, except that the manufacturer or processor shall have the option of using a lower test temperature. The actual test temperature used shall be reported with the test results. 12.1.6 Acceptance Criteria—The acceptance criteria shall be as specified by the product specification, if applicable, or the purchaser. 12.1.6.1 If the acceptance criteria is based upon energy absorption of a full-size specimen, the acceptance criteria for the various subsize specimens shall be as given in Table A1.16 [A2.16], except as otherwise provided in 12.1.4.1. 12.1.6.2 If the acceptance criterion is based upon lateral expansion opposite the notch, the acceptance value shall be the same for all sizes of test specimens. 12.1.7 Marking—The letters “LTV” shall be stenciled or stamped on each plate following the class number, grade, etc. 12.1.8 Variability—The impact properties of steel can vary within the same plate-as-rolled or piece, be it as-rolled, control-rolled, or heat-treated. The purchaser should, therefore, be aware that testing of one plate-as-rolled does not provide assurance that all locations within a plate-as-rolled will be identical in toughness with the location tested. Normalizing or quenching and tempering the product will reduce the degree of variation. 12.1.8.1 Appendix X3 provides additional information on the variability of Charpy V-notch test properties in plates for pressure vessels. 13. Identification of Plates 13.1 Required Markings: 13.1.1 Except as allowed by 13.4, plates shall be legibly marked with the following information: applicable ASTM designation (see 1.1) (year of issue not required); “G” or“ MT” if applicable (see 13.1.2); applicable grade, type, and class; heat number; plate identifier; and name, brand, or trademark of the manufacturer (for plates produced in discrete cut lengths of flat product) or the processor (for plates produced from coil and for subdivided plates (see 13.4)). 13.1.2 Plates that are required to be heat treated, but have not been so heat treated, shall be marked, by the manufacturer or processor, with the letter “G” (denoting green) following the required ASTM designation mark, except that “G” marking is not necessary if such plates are for shipment, for the purpose of obtaining the required heat treatment, to an organization under the manufacturer’s control. Plates that are required to be heat treated, and have been so heat treated, shall be marked, by the party that performed the heat treatment, with the letters “MT” (denoting material treated) following the required ASTM designation mark. NOTE 2—Any stress relief of test specimens intended to simulate post-weld heat treatment is not included in the above heat treatment. 13.2 Types of Marking: 13.2.1 Except as allowed by 13.4, the required markings for plates over 1⁄4 in. [6 mm] in thickness shall be by steel die stamping, unless paint marking is specified in the purchase order. 13.2.2 Except as allowed by 13.4, the required markings for plates 1⁄4 in. [6 mm] and under in thickness shall be by paint marking or by steel die stamping using low-stress (either round-nose or interrupted-dot) impressions. 13.3 Location of Markings: 13.3.1 Except as allowed by 13.4, the required markings for plates with a maximum lengthwise or crosswise dimension more than 72 in. [1800 mm] shall be in at least two places on each finished plate, at least 12 in. [300 mm] from the edges of the plate. 13.3.2 Except as allowed by 13.4, the required markings for plates with a maximum lengthwise and crosswise dimension of 76 ASME BPVC.II.A-2023 SA-20/SA-20M 72 in. [1800 mm] or less shall be in at least one place on each finished plate, approximately midway between the center and an edge of the plate. permitted variations from fractions of an inch to decimals shall be made to three decimal places; using the rounding method prescribed in Practice E29. 13.4 Subdivided Plates: 13.4.1 By agreement between the purchaser and the manufacturer or processor, each subdivided plate (a plate separated from a master plate) shall be legibly marked with the name, brand, or trademark of the organization that subdivided the plate plus a code traceable to the required markings, provided that the information required in 13.1, cross referenced to that code, is furnished with the plates. 13.4.2 By agreement between the purchaser and the manufacturer or processor, subdivided plates that are from the same master plate and placed in secured lifts shall have the information required in 13.1 paint marked on the top piece of each lift or shown on a substantial tag attached to each lift. 15. Inspection and Testing 15.1 The inspector representing the purchaser shall have entry at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the plate ordered. The manufacturer shall afford the inspector all reasonable facilities to be satisfied that the plate is being furnished in accordance with this general requirements specification, the applicable product specification, and the purchase order. All tests (except product analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be so conducted as not to interfere unnecessarily with the operation of the manufacturer’s works. 13.5 Bar Coding—In addition to the requirements of 13.1 to 13.4 inclusive, the manufacturer or processor shall have the option of using bar coding as a supplementary identification method. 15.2 If plates are produced from coil, 15.1 shall apply to the “processor” instead of to the “manufacturer” and the “place of process” shall apply instead of the “place of manufacture.” If plates are produced from coil and the processor is different from the manufacturer, the inspector representing the purchaser shall have free entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the plate ordered. NOTE 3—Bar coding should be consistent with AIAG Standard B 1. 14. Permissible Variations in Dimensions or Mass 14.1 One cubic foot of rolled steel shall be assumed to weigh 490 lb, unless otherwise stated in the applicable product specification. One cubic metre of rolled steel is assumed to have a mass of 7850 kg, unless otherwise stated in the applicable product specification. 16. Retests 16.1 Tension Test—In addition to the provisions of Test Methods and Definitions A370, the following retest provisions shall apply: 16.1.1 If any test specimen shows defective machining, or develops flaws, it may be discarded and another test specimen substituted. 16.1.2 If the percentage of elongation of any tension test specimen is less than that specified, and any part of the fracture is more than 3⁄4 in. [20 mm] from the center of the gage length of a 2-in. [50-mm] test specimen or is outside the middle half of the gage length of an 8-in. [200-mm] test specimen as indicated by scribe marks on the test specimen before testing, one retest shall be allowed. 16.1.3 If the results from an original tension test specimen fail to meet the specified requirements but are within 2 ksi [10 MPa] of the required tensile strength or within 1 ksi [5 MPa] of the required yield strength or yield point, or within 2 percentage points of the required elongation or reduction of area, one retest shall be permitted to replace the failing test. 16.1.4 The results of the retest shall meet the specified requirements. 14.2 For carbon steel plates the permissible variations for dimensions shall not exceed the applicable limits stated in Annex A1, Table A1.1 to Table A1.9, and Table A1.13 [Annex A2, Table A2.1 to Table A2.9, and Table A2.13]. 14.3 For alloy steel plates the permissible variations for dimensions shall not exceed the applicable limits stated in Annex 1, Table A1.1 to Table A1.4, Table A1.8, and Table A1.10 to Table A1.13 [Annex 2, Table A2.1 to Table A2.4, Table A2.8 and Table A2.10 to Table A2.13]. 14.4 Permitted variations on length and width for plates supplied on other than strip mills as mill edge shall be at the discretion of the manufacturer unless otherwise agreed to with the purchaser. For mill edge carbon steel, high-strength lowalloy, and alloy plates produced on strip mills, the permitted variation in width shall not exceed the applicable limit stated in Table A1.17 [A2.16]. For mill edge carbon steel, high-strength low-alloy, and alloy plates produced on mill other than strip mills the permitted variation in width stated in Table A1.17 [A2.16] may be specified only upon agreement between the manufacturer and the purchaser. Mill edge plates as delivered shall be capable of being trimmed by the purchaser to the required final rectangular size ordered. 16.2 Charpy V-Notch Tests: 16.2.1 The retest provisions of Test Methods and Definitions A370 shall apply, except that the 5 ft·lbf [7 J] absolute minimum for an individual specimen shall not apply if two thirds of the specified minimum average is less than 5 ft·lbf [7 J]. 16.2.2 If Charpy V-notch impact test lateral expansion values are specified, if the value of one specimen falls below the specified minimum value and not below 2⁄3 of the specified 14.5 Conversions of Permitted Variations from Fractions of an Inch to Decimals—Permitted variations in dimensions for products covered by this specification are generally given as fractions of inch and these remain the official permitted variations, where so stated. If the material is to be measured by equipment reporting dimensions as decimals, conversion of 77 SA-20/SA-20M ASME BPVC.II.A-2023 heating is accomplished at temperatures at least 75°F [40°C] below the minimum tempering temperature. The reports shall state whether the plates only, the test coupons only, or both plates and test coupons were heat treated. minimum value, and if the average of the three specimens equals or exceeds the specified minimum value, a retest of three additional specimens may be made. Each of the three retest specimens shall equal or exceed the specified minimum value. 16.2.3 If the required values are not obtained on Charpy V-notch retests as specified in 16.2.1 and 16.2.2, or if the values in the initial test are below the values required for retest, no further retests are permitted unless the plate is heat treated or reheat treated. After heat treatment or reheat treatment, a set of three specimens shall be tested and each shall equal or exceed the specified minimum value. 16.2.4 If the option of 12.1.4.1 is used and the test result falls below the 75 ft·lbf [100 J] minimum specified, another test may be made using full-size test specimens. 19.4 If Charpy V-notch tests are specified, the test specimen size used shall be reported. 19.5 If so specified in the purchaser order, the manufacturer shall also furnish a certificate of compliance stating that the plates have been manufactured, inspected, and tested in accordance with the requirements of the applicable product specification. For plates produced from coil, the processor shall furnish the required certification. 19.6 For plates produced from coil and furnished without heat treatment or with stress relieving only, the results of all tests required by 11.1.2 shall be reported for each qualifying coil. 17. Retreatment 17.1 If any heat-treated plate fails to meet the mechanical requirements of the applicable product specification, the manufacturer or processor shall have have the option of heat treating the plate again. All mechanical-property tests shall be repeated and the plate surface shall be reexamined for surface defects when it is resubmitted for inspection. 19.7 Plates that are required to be heat treated, but have not been so heat treated, shall be certified by the responsible manufacturer on the basis of tests made on heat treated coupons and such tests shall be made and reported. For plates where the heat treatment of the coupons consists of quench and tempering, the manufacturer or processor responsible for the heat treatment of the plate shall repeat any required mechanical tests after plate heat treatment and they shall be the basis for final certification of the plate. 18. Rejection 18.1 Any rejection based upon product analysis made in accordance with the applicable product specification shall be reported to the supplier and samples that represent the rejected plate shall be preserved for 2 weeks from the date of notification of such rejection. In case of dissatisfaction with the results of the tests, the supplier shall have the option of making claim for a rehearing within that time. 19.8 A signature is not required on the test report; however, the document shall clearly identify the organization submitting the report. Notwithstanding the absence of a signature, the organization submitting the report is responsible for the content of the report. 19.9 Copies of the original manufacturer’s test report shall be included with any subsequent test report. 18.2 Plates that show injurious defects subsequent to their acceptance at the manufacturer’s or processor’s works may be rejected. In such cases, the manufacturer or processor shall be notified. 19.10 A test report, certificate of compliance, or similar document printed from or used in electronic form from an electronic data interchange (EDI) transmission shall be regarded as having the same validity as a counterpart printed in the certifier’s facility. The content of the EDI transmitted document must meet the requirements of the invoked ASTM standard(s) and conform to any existing EDI agreement between the purchaser and the supplier. Notwithstanding the absence of a signature, the organization submitting the EDI transmission is responsible for the content of the report. 19. Test Reports 19.1 The manufacturer or processor shall report the results of all tests required by the applicable product specification, the applicable supplementary requirements, and the purchase order. The heat number, the plate identifier of the plate tested, and the nominal plate thickness shall be shown on the test report. The year-date of the specification to which the plates are furnished shall be included in the test report. 19.1.1 In reporting elongation values, both the percentage increase and the original gage length shall be stated. 20. Packaging, Marking, and Loading for Shipment 20.1 Packaging, marking, and loading for shipment shall be in accordance with those procedures recommended by Guide A700. 19.2 For plates rolled from a strand-cast slab with a reduction ratio in the range from 2.0:1 to 3.0:1, exclusive, the specific practices (see 5.3.4 and 5.3.6) that were used by the manufacturer shall be reported, and the test reports shall state that the limitations of 5.3 have been met. 20.2 For USA Government Procurement—Marking for shipment of material for civil agencies shall be in accordance with Fed. Std. No. 123. 19.3 All heat treatment, exclusive of subcritical heating to soften thermally cut edges, shall be reported, including temperature ranges and times at temperature. This exclusion does not apply to those plates with specified minimum tensile strengths of 95 ksi [655 MPa] or higher, unless such subcritical 21. Keywords 21.1 general delivery requirement; pressure containing parts; pressure vessel steels; steel plates; steel plates for pressure vessel applications 78 ASME BPVC.II.A-2023 SA-20/SA-20M SUPPLEMENTARY REQUIREMENTS The following standardized supplementary requirements are for use if desired by the purchaser. Those that are considered suitable for use with a product specification are listed in the product specification. Other tests may be performed by agreement between the manufacturer or processor and the purchaser. These supplementary requirements shall apply only if specified in the purchase order, in which event the specified tests shall be made by the manufacturer or processor before shipment of the plates. S5.2 The orientation of the test specimens, whether longitudinal or transverse to the direction of rolling, shall be as specified in the purchase order. S5.3 The test temperature and the required acceptance criteria, if other than those required in 12.1, shall be as specified in the purchase order. S5.4 The recorded results shall include test specimen orientation, test specimen size, test temperature, absorbed energy values, and, if specified in the purchase order for other than Class VI plates, lateral expansion opposite the notch. The percent shear fracture appearance shall also be recorded if specified in the purchase order. S1. Vacuum Treatment S1.1 The steel shall be made by a process that includes vacuum degassing while molten. Unless otherwise agreed upon with the purchaser, it is the responsibility of the manufacturer to select suitable process procedures. S2. Product Analysis S2.1 A product analysis shall be made of each plate as rolled. The specimens for analysis shall be taken adjacent to or from a broken tension test specimen. S3. Simulated Post-Weld Heat Treatment of Mechanical Test Coupons S6. Drop-Weight Test (for Plates 0.625 in. [16 mm] and Over in Thickness) S3.1 Prior to testing, the test coupons representing the plate for acceptance purposes for mechanical properties shall be thermally treated to simulate a post-weld heat treatment below the critical temperature (Ac3), using the heat treatment parameters (such as temperature range, time, and cooling rates) specified in the purchase order. For tests using specimens taken from such heat treated test coupons, the test results shall meet the requirements of the applicable product specification. Testing need only be performed and reported in the simulated post-weld heat treated condition. S6.1 Drop-weight tests shall be made in accordance with the requirements of Test Method E208. The specimens shall represent the plates in the final condition of heat treatment. Agreement shall be reached between the purchaser and the manufacturer or processor as to the number of plates to be tested and whether a maximum NDT temperature is mandatory or if the test results are for information only. S7. High-Temperature Tension Tests S7.1 A short-time elevated temperature tension test shall be made to represent each plate or each heat of steel as indicated by the purchaser. The specimens for testing shall be obtained as required for the room temperature tension tests specified in the body of this general requirements specification. The hightemperature tests shall be made in accordance with the requirements of Test Methods E21. Mandatory conformance of such additional tests with the specified properties shall be a matter for agreement between the manufacturer or processor and the purchaser. S4. Additional Tension Test S4.1 Other Than Quenched-and-Tempered Plates—In addition to the required single tension test, a second tension test shall be made using a test specimen taken from a test coupon taken from a corner of the plate-as-rolled on the end opposite the single test specimen and in a direction parallel to the single test specimen. The results obtained using this second test specimen shall meet the requirements of the applicable product specification. S4.2 Quenched-and-Tempered Plates 2 in. [50 mm] or Greater in Thickness—In addition to the required tension tests, two additional test coupons shall be taken from the bottom corner of the plate. One shall be taken at the center of the plate thickness and the other immediately beneath the surface. Mandatory conformance of these additional tests with the specified properties shall be a matter of agreement between the manufacturer and the purchaser. S8. Ultrasonic Examination in Accordance with A435/ A435M S8.1 All plates shall be ultrasonically examined in accordance with the requirements of Specification A435/A435M. S9. Magnetic Particle Examination S9.1 All plate edges shall be examined by magnetic particles in accordance with the procedures covered in Guide E709. The acceptability of defects revealed by this examination shall be judged in accordance with the requirements for quality in 9.3. S5. Charpy V-Notch Impact Test S5.1 Charpy V-notch impact tests shall be conducted in accordance with 12.1. 79 SA-20/SA-20M ASME BPVC.II.A-2023 S10. Charpy V-Notch Impact Transition Curve S19. Restricted Chemical Requirements S10.1 Sufficient impact tests of the same specimen size shall be made from the plate test material to establish a transition curve. The test temperature range shall be wide enough to establish the upper and lower shelf energies, with sufficient testing at intermediate temperatures to permit plotting a reasonable smooth curve. A plot of the data is not required. The manufacturer shall report the specimen orientation, test temperature, and absorbed energy for each specimen tested. Lateral expansion and percent shear shall also be reported when specified in the purchase order. The number of plates tested and the specimen orientation shall be the same as in 12.1 unless otherwise specified in the purchase order. S19.1 Restricted heat analysis and product analysis limits are applicable, as specified in the purchase order. S20. Maximum Carbon Equivalent for Weldability S20.1 Plates shall be supplied with a specific maximum carbon equivalent value. This value shall be based upon the heat analysis. The required chemical analysis as well as the carbon equivalent shall be reported. S20.2 The carbon equivalent shall be calculated using the following formula: CE 5 C1Mn/61 ~ Cr1Mo1V ! /51 ~ Ni1Cu! /15 S11. Ultrasonic Examination in Accordance with A577/ A577M S20.3 The maximum value of the carbon equivalent for carbon steels (including C-Mn, C-Mn-Si, C-Mn-Si-Al steels), are given in Table S20.1. S11.1 All plates shall be ultrasonically examined in accordance with the requirements of Specification A577/A577M. S21. Restricted Limits on Elements For each heat, based upon the heat analysis, the content shall not exceed 0.35 % for copper, 0.25 % for nickel, 0.25 % for chromium, 0.08 % for molybdenum, or 0.70 % for the sum of those four elements. S12. Ultrasonic Examination in Accordance with A578/ A578M S12.1 All plates shall be ultrasonically examined in accordance with the requirements of Specification A578/A578M. The acceptance level shall be as specified in the purchase order. S22. Through-Thickness Tension Tests S22.1 Through-thickness tension tests shall be made in accordance with the requirements of Specification A770/ A770M. (See Ordering Information in Specification A770/ A770M for the additional information that may be needed.) S13. NDT Temperature Determination S13.1 The NDT temperature shall be established in accordance with Test Method E208 using coupons from a single plate. The number of plates to be so tested shall be subject to agreement between the purchaser and the manufacturer or processor. S24. Strain Age Test S24.1 Test coupons shall be given a strain age treatment designated by the purchaser. Charpy V-notch tests shall be conducted on the strain aged specimens. Heat treatment, strain aging, test temperature, and acceptance criteria shall be as agreed upon between the manufacturer or processor and the purchaser. S15. Reduction of Area Measurement S15.1 A reduction of area measurement shall be taken while making the required tension test. Reduction of area shall be determined only on the 0.500-in. [12.5-mm] round specimen as shown in Fig. 5 of Test Methods and Definitions A370. The minimum acceptance limit shall be 40 %. S25. Weldability S16. Thermal Stress Relief of Mechanical Test Coupons S25.1 Weldability tests shall be conducted. The type of test and the acceptance criteria shall be as agreed upon between the manufacturer or processor and the purchaser. S16.1 Test coupons representing the plates shall be thermally stress relieved by gradually and uniformly heating them to a temperature between 1100 and 1200°F [595 and 650°C], or a temperature range otherwise agreed upon between the manufacturer or processor and the purchaser, holding at temperature for at least 1 h/in. [2.4 min/mm] of thickness and cooling in still air to a temperature not exceeding 600°F [315°C]. TABLE S20.1 Maximum Carbon Equivalent for Weldability Specified Minimum UTS ksi [MPa] S17. Vacuum Carbon-Deoxidized Steel 60 # UTS < 70 [415 # UTS < 485] 70 # UTS < 80 [485 # UTS < 550] UTS $ 80 [UTS $ 550] S17.1 Material shall be vacuum carbon-deoxidized, in which case the silicon content at the time of vacuum deoxidizing shall be 0.12 % maximum, and the content of deoxidizers such as aluminum, zirconium, and titanium should be kept low enough to allow deoxidation by carbon. The test report shall indicate that the steel was vacuum carbon-deoxidized. The minimum heat analysis and product analysis requirements for silicon do not apply to vacuum carbon-deoxidized steel. A Maximum Carbon Equivalent Value Thickness up to 2 in. Thickness over 2 in. [50 mm] incl [50 mm] 0.45 0.46 0.47 0.48A,B 0.48A ... If simulated PWHT of the test coupons is specified (S3), the maximum carbon equivalent value may be increased up to 0.50 upon agreement between purchaser and supplier. B Applicable to quenched-and-tempered material; for other conditions, maximum carbon equivalent shall be by agreement between purchaser and supplier. 80 ASME BPVC.II.A-2023 SA-20/SA-20M S26. Low-Sulfur Steels S26.1 The steel shall be made to 0.010 % sulfur maximum. Lower sulfur levels and sulfide shape control practices can be specified by agreement between the manufacturer or processor and the purchaser. S27. Restrictive Plate Flatness S27.1 Carbon steel plates, as-rolled or normalized, shall conform to the permissible restrictive variations from flatness given in Table S27.1 or Table S27.2. S27.2 High-strength low-alloy steel plates, as-rolled or normalized, shall conform to the permissible restrictive variations from flatness given in Table S27.3 or Table S27.4. S28. Heat Treatment in the Working Zone of a Surveyed Furnace S28.1 Plates shall be heat treated in the working zone of a furnace that has been surveyed in accordance with Test Method A991/A991M, provided that such working zone was established using a variation of 25°F [15°C] or less from the furnace set point. S28.2 The test report shall indicate that S28 applies. TABLE S27.1 Permissible Variations from Flatness for Carbon Steel Plates As-Rolled or Normalized Ordered to Restrictive Flatness NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the variation in flatness along the length and across the width shall not exceed 1⁄4 in. in each direction. When the longer dimension is from 36 to 72 in., inclusive, the permissible flatness variation shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 1⁄4 in. NOTE 4—The variations given in this table apply to plates that have a minimum specified tensile strength not over 60 ksi or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or comparable chemistry or hardness, the permissible variations are 11⁄2 times the amounts shown in the table below. NOTE 5—This table and these notes cover the flatness variations of circular and sketch plates based on the maximum dimensions of those plates. NOTE 6—Waviness tolerances for rectangular plates, universal mill plates, and circular and sketch plates do not apply. NOTE 7—A “Z” indicates that there is no published restricted value for the size. NOTE 8—Plates shall be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, incl Permissible Variations from a Flat Surface for Specified Widths, in. 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, incl ⁄ 15 16 ⁄ 3⁄4 5⁄16 5⁄16 5⁄16 5⁄16 Z 7 ⁄8 3 ⁄8 5⁄16 5⁄16 5⁄16 Z 15⁄16 7⁄16 3⁄8 5⁄16 5⁄16 Z 1-1⁄16 1 ⁄2 1⁄2 3 ⁄8 5⁄16 Z 1-1⁄8 9⁄16 1⁄2 7⁄16 3⁄8 34 ⁄ 5⁄16 5⁄16 5⁄16 1⁄4 9 16 81 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE S27.2 Permissible Variations from Flatness for Carbon Steel Plates As-Rolled or Normalized Ordered to Restrictive Flatness NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 3700 mm in length, or in any 3700 mm of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the variation in flatness along the length and across the width shall not exceed 6 mm in each direction. When the longer dimension is from 900 to 1800 mm, inclusive, the permissible flatness variation shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 6 mm. NOTE 4—The variations given in this table apply to plates that have a minimum specified tensile strength not over 415 MPa or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or comparable chemistry or hardness, the permissible variations are 11⁄2 times the amounts shown in the table below. NOTE 5—This table and these notes cover the flatness variations of circular and sketch plates based on the maximum dimensions of those plates. NOTE 6—Waviness tolerances for rectangular plates, universal mill plates, and circular and sketch plates do not apply. NOTE 7—A “Z” indicates that there is no published restricted value for the size. NOTE 8—Plates shall be in horizontal position on a flat surface when flatness is measured. Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl Permissible Variations from a Flat Surface for Specified Widths, mm 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, incl 18 15 8 7 7 7 24 18 8 8 8 7 Z 22 10 8 8 7 Z 24 11 10 8 8 Z 27 13 13 10 8 Z 29 15 13 11 8 TABLE S27.3 Permissible Variations from Flatness for High-Strength Low-Alloy Steel Plates As-Rolled or Normalized Ordered to Restrictive Flatness NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the variation in flatness along the length and across the width shall not exceed 3⁄8 in. in each direction. When the larger dimension is from 36 to 72 in., inclusive, the permissible flatness variation shall not exceed 75 % of the tabular amount for the specified width but in no case less than 3⁄8 in. NOTE 4—This table and these notes cover the flatness variations of circular and sketch plates based on the maximum dimensions of those plates. NOTE 5—Waviness tolerances for rectangular plates, universal mill plates, and circular and sketch plates do not apply. NOTE 6—A “Z” indicates that there is no published restricted value for the size. NOTE 7—Plates shall be in horizontal position on a flat surface when flatness is measured. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, incl Permissible Variations from a Flat Surface for Specified Widths, in. 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, incl 11⁄16 7⁄8 1⁄2 7⁄16 7⁄16 3⁄8 17⁄16 11⁄16 1⁄2 7⁄16 7⁄16 7⁄16 Z 15⁄16 9⁄16 1 ⁄2 1 ⁄2 7⁄16 Z 17⁄16 11⁄16 9⁄16 1⁄2 1⁄2 Z 11⁄2 3⁄4 5 ⁄8 9⁄16 1⁄2 Z 111⁄16 13⁄16 11⁄16 11⁄16 1⁄2 82 ASME BPVC.II.A-2023 SA-20/SA-20M TABLE S27.4 Permissible Variations from Flatness for High-Strength Low-Alloy Steel Plates As-Rolled or Normalized Ordered to Restrictive Flatness NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 3700 mm in length, or in any 3700 mm of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the variation in flatness along the length and across the width shall not exceed 10 mm in each direction. When the larger dimension is from 900 to 1800 mm, inclusive, the permissible flatness variation shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 10 mm. NOTE 4—This table and these notes cover the variations for flatness of circular and sketch plates based on the maximum dimensions of those plates. NOTE 5—Waviness tolerances for rectangular plates, universal mill plates, and circular and sketch plates do not apply. NOTE 6—A “Z” indicates that there is no published restricted value for the size. NOTE 7—Plates shall in a horizontal position on a flat surface when flatness is measured. Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl Permissible Variations from a Flat Surface for Specified Widths, mm 1200 to 1500, excl 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, incl 27 22 12 11 11 10 36 27 12 11 11 11 Z 33 15 13 12 11 Z 36 17 15 13 12 Z 39 19 16 15 13 Z 43 21 18 17 13 ANNEXES (Mandatory Information) A1. PERMISSIBLE VARIATIONS IN DIMENSIONS, ETC.—INCH-POUND UNITS A1.1 Listed below are permissible variations in dimensions, and notch toughness information, expressed in inch-pound units of measurement. 83 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A1.1 Permissible Variations in Thickness for Rectangular Plates NOTE 1—Permissible variation under specified thickness, 0.01 in. When so specified, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. NOTE 2—Thickness to be measured at 3⁄8 to 3⁄4 in. from the longitudinal edge. NOTE 3—For thickness measured at any location other than that specified in Note 2, the permissible maximum over-tolerance shall be increased by 75 %, rounded to the nearest 0.01 in. Specified Thickness, in. Tolerance Over Specified Thickness for Widths Given, in. To 1⁄4 , excl ⁄ to 5⁄16, excl 5⁄16 to 3⁄8, excl 3⁄8 to 7⁄16, excl 7⁄16 to 1⁄2, excl 1⁄2 to 5⁄8, excl 5⁄8 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 3, excl 3 to 4, excl 4 to 6, excl 6 to 10, excl 10 to 12, excl 12 to 15, incl 14 48 and under Over 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, excl 120 to 132, excl 132 to 144, excl 144 to 168, excl 168 to 182, excl 182 and over 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.23 0.29 0.29 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.24 0.29 0.29 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.09 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.06 0.10 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.06 0.10 0.11 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.04 0.07 0.11 0.13 0.15 0.24 0.33 0.35 0.03 0.03 0.03 0.04 0.04 0.04 0.04 0.05 0.08 0.12 0.14 0.15 0.24 0.33 0.35 0.03 0.04 0.04 0.04 0.04 0.04 0.04 0.05 0.10 0.13 0.14 0.15 0.24 0.33 0.35 0.04 0.04 0.04 0.05 0.05 0.05 0.05 0.06 0.10 0.14 0.14 0.15 0.24 0.33 0.35 ... ... 0.05 0.06 0.06 0.06 0.06 0.07 0.11 0.15 0.15 0.20 0.27 0.33 0.35 ... ... ... 0.06 0.06 0.07 0.07 0.08 0.13 0.15 0.17 0.20 0.28 0.35 0.35 ... ... ... ... ... ... 0.07 0.09 0.16 ... ... ... ... ... ... TABLE A1.2 Permissible Variations in Width and Length for Sheared Plates 11⁄2 in. and Under in Thickness; Length Only for Universal Mill Plates 21⁄2 in. and Under in Thickness Permissible Variations over Specified Width and LengthA for Thicknesses Given in inches, in. Specified Dimensions, in. To 3⁄8,excl Length To 120, excl 120 to 240, excl 240 to 360, excl 360 to 480, excl 480 to 600, excl 600 to 720, excl 720 and over Width over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over over 8 to 60, excl 60 to 84, excl 84 to 108, excl 108 and over ⁄ to 5⁄8 , excl 58 Length Width Length Width Length ⁄ 12 ⁄ ⁄ 3⁄4 7⁄8 3⁄4 3⁄4 7⁄8 1 1 1 1 11⁄8 11⁄8 11⁄4 11⁄4 13⁄8 11⁄4 13⁄8 13⁄8 11⁄2 13⁄4 13⁄4 13⁄4 13⁄4 2 2 2 2 7 16 ⁄ 58 ⁄ 5⁄8 3⁄4 1⁄2 5⁄8 11⁄16 3⁄4 1⁄2 5⁄8 11⁄16 7⁄8 1⁄2 5⁄8 3⁄4 7⁄8 1⁄2 5⁄8 3⁄4 7⁄8 5⁄8 3⁄4 3⁄4 1 3⁄4 7⁄8 7⁄8 11⁄8 ⁄ ⁄ 7⁄8 1 7⁄8 7⁄8 15⁄16 11⁄8 11⁄8 11⁄8 11⁄8 11⁄4 11⁄4 13⁄8 13⁄8 11⁄2 11⁄2 11⁄2 11⁄2 15⁄8 17⁄8 17⁄8 17⁄8 2 21⁄8 21⁄8 21⁄8 23⁄8 ⁄ ⁄ 3⁄4 7⁄8 5⁄8 3⁄4 13⁄16 7⁄8 5⁄8 3⁄4 7⁄8 1 5⁄8 3⁄4 7⁄8 1 5⁄8 3⁄4 7⁄8 1 3⁄4 7⁄8 7⁄8 11⁄8 7⁄8 1 1 11⁄4 ⁄ ⁄ 1 1 1 ⁄8 1 1 11⁄8 11⁄4 11⁄4 11⁄4 13⁄8 13⁄8 13⁄8 11⁄2 11⁄2 15⁄8 15⁄8 15⁄8 15⁄8 13⁄4 17⁄8 17⁄8 17⁄8 21⁄4 21⁄4 21⁄4 21⁄4 21⁄2 38 ⁄ 7 16 ⁄ ⁄ ⁄ 1⁄2 9⁄16 5⁄8 3⁄8 1⁄2 9⁄16 11⁄16 7⁄16 1⁄2 9⁄16 3⁄4 7⁄16 1⁄2 5⁄8 3⁄4 1⁄2 5⁄8 5⁄8 7⁄8 9⁄16 3⁄4 3⁄4 1 12 58 38 12 58 11 16 1 to 2, inclB ⁄ to 1, excl 38 Width 12 58 34 78 Width ⁄ ⁄ 1 11⁄8 3⁄4 7⁄8 1 11⁄8 3⁄4 7⁄8 1 11⁄4 3⁄4 7⁄8 1 11⁄4 3⁄4 7⁄8 1 11⁄4 7⁄8 1 11⁄8 11⁄4 1 11⁄8 11⁄4 13⁄8 58 34 Length 1 1 11⁄8 11⁄4 11⁄8 11⁄4 13⁄8 13⁄8 11⁄2 11⁄2 11⁄2 13⁄4 15⁄8 15⁄8 17⁄8 17⁄8 17⁄8 17⁄8 17⁄8 17⁄8 21⁄4 21⁄4 21⁄4 21⁄2 23⁄4 23⁄4 23⁄4 3 A Permissible variation under specified width and length: 1⁄4 in. By agreement, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. B Permissible variations in length apply also to Universal Mill plates up to 12 in. in width for thicknesses over 2 to 21⁄2 in., incl, except for alloy steel up to 2 in. thick. 84 ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A1.3 Permissible Variations in Rolled Width for Universal Mill Carbon Steel, High-Strength Low-Alloy Steel, and Alloy-Steel Plates 15 in. and under in Thickness NOTE 1—Permissible variation under specified width shall be 1⁄8 in. Variations Over Specified Width for Thicknesses Given, in. Specified Width, in. To 3⁄8 , excl ⁄ to 5⁄8, excl 38 ⁄ ⁄ 5⁄16 Over 8 to 20, excl 20 to 36, excl 36 and over ⁄ to 1, 1 to 2, excl incl 58 ⁄ ⁄ 3⁄8 ⁄ ⁄ 7⁄16 ⁄ ⁄ 1⁄2 18 18 3 16 14 3 16 14 5 16 38 Over 2 to 10, incl Over 10 to 15, incl 38 ⁄ ⁄ 9⁄16 12 7 16 9 16 ⁄ ⁄ ⁄ 58 TABLE A1.4 Permissible Variations in Diameter for Sheared Circular Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Plates 1 in. and under in Thickness NOTE 1—No permissible variations under specified diameter. Permissible Variations Over Specified Diameter for Thicknesses Given, in. Specified Diameter, in. To 3⁄8 , excl To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, incl ⁄ to 1, incl 58 ⁄ to 5⁄8, excl 38 ⁄ 38 ⁄ 12 5 16 7 16 9 16 14 ⁄ ⁄ ⁄ ⁄ ⁄ 12 ⁄ 58 7 16 9 16 11 16 38 ⁄ ⁄ ⁄ ⁄ TABLE A1.5 Permissible Variations in Width and Length for Rectangular Carbon Steel and High-Strength Low-Alloy Steel Plates when Gas Cutting is Specified or Required NOTE 1—These variations may be taken all under or divided over and under, if so specified. NOTE 2—Plates with universal rolled edges will be gas cut to length only. Variations Over for All Specified Widths or Lengths, in. Specified Thickness, in. To 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl ⁄ ⁄ 3⁄4 7⁄8 1 12 58 TABLE A1.6 Permissible Variations in Diameter for Gas-Cut Circular Carbon Steel and High-Strength Low-Alloy Steel Plates NOTE 1—No permissible variations under specified diameter Specified Diameter, in. To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, excl 130 and over Variations Over Specified Diameter for Thicknesses Given, in. To 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl 38 ⁄ ⁄ 1⁄2 1⁄2 5⁄8 38 ⁄ ⁄ 12 12 ⁄ ⁄ 5⁄8 11⁄16 7⁄8 12 38 12 58 ⁄ ⁄ 3⁄4 7⁄8 1 ⁄ ⁄ 7⁄8 1 11⁄8 ⁄ ⁄ 1 11⁄8 11⁄4 ⁄ ⁄ 9 16 9 16 ⁄ 34 85 58 34 34 78 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A1.7 Permissible Camber for Carbon Steel Sheared or Gas-Cut Rectangular Plates all Thicknesses NOTE 1—Camber, as it relates to plates, is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. Maximum permissible camber, in. = 1⁄8 in. × (number of feet of length/5) TABLE A1.8 Permissible Camber for Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Universal Mill Plates and HighStrength Low-Alloy Steel and Alloy Steel Sheared or Gas-Cut Rectangular Plates Dimension, in. Thickness To 2, incl Over 2 to 15, incl Over 2 to 15, incl Camber for Thickness and Widths Given Width all to 30, incl over 30 ⁄ in. × (number of feet of length/5) ⁄ in. × (number of feet of length/5) 1⁄4 in. × (number of feet of length/5) 18 3 16 TABLE A1.9 Permissible Variations from Flatness for Carbon Steel Plates NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the variation in flatness along the length and across the width shall not exceed 1⁄4 in. in each direction. When the longer dimension is from 36 to 72 in., inclusive, the flatness variation shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 1⁄4 in. NOTE 4—The tolerances given in this table apply to plates that have a minimum specified tensile strength not over 60 ksi or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or comparable chemistry or hardness, the limits given in the table are increased to 11⁄2 times the amounts in the above table. NOTE 5—This table and notes cover the flatness tolerances of circular and sketch plates, based on the maximum dimensions of those plates. NOTE 6—Plates shall be in a horizontal position on a flat surface when flatness is measured. Variations from a Flat Surface for Specified Widths, in. Specified Thickness, in. Over 8 to 36, excl To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 4 excl 4 to 6, excl 6 to 8, excl 8 to 10 excl 10 to 12, excl 12 to 15, incl 9 16 ⁄ 1⁄2 7⁄16 7⁄16 3⁄8 5⁄16 3⁄8 7⁄16 1⁄2 1⁄2 5⁄8 ⁄ 12 36 to 48, excl 48 to 60, excl 34 ⁄ ⁄ 15 16 58 34 ⁄ 9 16 ⁄ ⁄ 1⁄2 3⁄8 7⁄16 1⁄2 1⁄2 5⁄8 3⁄4 12 12 ⁄ ⁄ 5⁄8 9⁄16 9⁄16 1⁄2 7⁄16 1⁄2 1⁄2 5⁄8 3⁄4 13⁄16 60 to 72, excl 72 to 84, excl 84 to 96, excl 11⁄4 ⁄ 5⁄8 5⁄8 5⁄8 9⁄16 1⁄2 1⁄2 5⁄8 11⁄16 13⁄16 7⁄8 13⁄8 11⁄8 3⁄4 5⁄8 5⁄8 9⁄16 1⁄2 9⁄16 11⁄16 3⁄4 7⁄8 15⁄16 11⁄2 11⁄4 7⁄8 3⁄4 5⁄8 5⁄8 1⁄2 9⁄16 3⁄4 13⁄16 15⁄16 1 15 16 86 96 to 108, 108 to 120, 120 to 144, 144 to 168, 168 and excl excl excl excl over 15⁄8 13⁄8 1 1 3⁄4 5⁄8 1⁄2 5⁄8 7⁄8 7⁄8 1 1 13⁄4 11⁄2 11⁄8 1 7⁄8 5⁄8 9⁄16 3⁄4 7⁄8 15⁄16 1 1 17⁄8 15⁄8 11⁄4 11⁄8 1 11⁄16 5⁄8 7⁄8 1 1 1 1 ... ... 17⁄8 11⁄2 13⁄8 11⁄8 7⁄8 7⁄8 1 1 1 1 ... ... 21⁄8 2 13⁄4 11⁄2 11⁄8 1 1 1 1 ... ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A1.10 Permissible Variations in Width and Length for Rectangular Alloy Steel Plates when Gas Cutting is Specified or Required NOTE 1—These variations may be taken all under or divided over and under, if so specified. NOTE 2— Plates with universal rolled edges will be gas cut to length only. Specified Thickness, in. Variations Over for All Specified Widths and Lengths, in. To 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15, incl ⁄ 1 11⁄8 15⁄16 11⁄2 34 TABLE A1.11 Permissible Variations in Diameter for Gas-Cut Circular Alloy Steel Plates NOTE 1—No permissible variations under specified diameter. Variations Over Specified Diameter for Thicknesses Given, in. Specified Diameter, in. To 32, excl 32 to 84, excl 84 to 108, excl 108 to 130, incl To 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 15 incl 12 ⁄ ⁄ 5⁄8 7⁄8 34 12 58 ⁄ ⁄ 3⁄4 1 ⁄ ⁄ 1 1 1 ⁄8 ⁄ 1 11⁄8 11⁄4 1 11⁄8 11⁄4 13⁄8 1 11⁄4 13⁄8 11⁄2 34 78 34 TABLE A1.12 Permissible Variations from Flatness for High-Strength Low-Alloy Steel and Alloy Steel Plates NOTE 1—Flatness Tolerances for Length—The longer dimension specified is considered the length and variations from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 12 ft in length, or in any 12 ft of longer plates. NOTE 2—Flatness Tolerances for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 36 in., the variation shall not exceed 3⁄8 in. When the larger dimension is from 36 to 72 in., incl, the variation shall not exceed 75 % of the tabular amount for the specified width. NOTE 4—This table and notes cover the tolerances for flatness of circular and sketch plates, based on the maximum dimensions of those plates. NOTE 5—Plates shall be in a horizontal position on a flat surface when flatness is measured. Variations from a Flat Surface for Specified Widths, in. Specified Thickness, in. To 1⁄4 , excl 1⁄4 to 3⁄8, excl 3⁄8 to 1⁄2, excl 1⁄2 to 3⁄4, excl 3⁄4 to 1, excl 1 to 2, excl 2 to 4, excl 4 to 6, excl 6 to 8, excl 8 to 10, excl 10 to 12, excl 12 to 15, incl Over 8 to 36, excl ⁄ ⁄ 3⁄4 5⁄8 5⁄8 9⁄16 1⁄2 9⁄16 5⁄8 3⁄4 3⁄4 7⁄8 13 16 34 36 to 48, excl 48 to 60, excl 60 to 72, excl 72 to 84, excl 84 to 96, excl 96 to 108, excl 108 to 120, excl 120 to 144, excl 144 to 168, excl 168 and Over 11⁄8 ⁄ 7⁄8 3⁄4 3⁄4 5 ⁄8 9⁄16 11⁄16 3⁄4 13⁄16 15⁄16 1 13⁄8 11⁄8 15⁄16 13⁄16 7⁄8 3⁄4 11⁄16 3⁄4 3⁄4 15⁄16 11⁄8 13⁄16 17⁄8 13⁄8 15⁄16 7⁄8 7⁄8 13⁄16 3⁄4 3⁄4 15⁄16 1 11⁄4 15⁄16 2 13⁄4 11⁄8 1 15⁄16 7 ⁄8 3⁄4 7⁄8 1 11⁄8 15⁄16 13⁄8 21⁄4 17⁄8 15⁄16 11⁄8 1 15⁄16 3⁄4 7⁄8 11⁄8 11⁄4 13⁄8 11⁄2 23⁄8 2 11⁄2 11⁄4 11⁄8 1 3⁄4 15⁄16 11⁄4 15⁄16 11⁄2 11⁄2 25⁄8 21⁄4 15⁄8 13⁄8 15⁄16 1 7⁄8 11⁄8 15⁄16 13⁄8 11⁄2 11⁄2 23⁄4 23⁄8 17⁄8 15⁄8 11⁄2 1 1 11⁄4 11⁄2 11⁄2 11⁄2 11⁄2 ... ... 23⁄4 21⁄4 2 15⁄8 11⁄4 11⁄4 11⁄2 11⁄2 11⁄2 11⁄2 ... ... 31⁄8 3 25⁄8 21⁄4 15⁄8 11⁄2 11⁄2 11⁄2 11⁄2 11⁄2 15 16 87 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A1.13 Waviness Tolerances for Rectangular Plates, Universal Mill Plates, Circular Plates, and Sketch Plates NOTE 1—Waviness denotes the deviation of the top or bottom surface from a horizontal line, when the plate is resting on a flat surface, as measured in an increment of less than 12 ft of length. The waviness tolerance is a function of the flatness tolerance as obtained from Tables A1.9 and A1.12. Flatness Tolerance from Tables A1.9 and A1.12 When Number of Waves in 12 ft is: 1 ⁄ ⁄ 7⁄16 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 13⁄16 7⁄8 15⁄16 1 1 1⁄ 8 1 1⁄ 4 1 3⁄ 8 1 1⁄ 2 1 5⁄ 8 1 3⁄ 4 1 7⁄ 8 2 2 1⁄ 8 2 1⁄ 4 2 3⁄ 8 2 1⁄ 2 2 5⁄ 8 2 3⁄ 4 2 7⁄ 8 3 3 1⁄ 8 2 ⁄ 5 16 ⁄ 38 3 ⁄ ⁄ 5⁄16 3⁄8 7⁄16 1⁄2 1⁄2 9⁄16 5 ⁄8 11⁄16 11⁄16 3⁄4 7 ⁄8 15⁄16 11⁄16 11⁄8 11⁄4 15⁄16 17⁄16 11⁄2 15⁄8 111⁄16 113⁄16 17⁄8 2 21⁄16 3 2 ⁄16 21⁄4 23⁄8 5 16 38 ⁄ 7 16 ⁄ 12 ⁄ 9 16 ⁄ ⁄ 3⁄4 13⁄16 7⁄8 15⁄16 1 11⁄8 11⁄4 13⁄8 11⁄2 15⁄8 13⁄4 17⁄8 2 21⁄8 21⁄4 23⁄8 21⁄2 25⁄8 23⁄4 27⁄8 3 31⁄8 58 11 16 ⁄ ⁄ 14 3 16 5 16 3 16 4 5 6 ⁄ ⁄ 3⁄16 3⁄16 1⁄4 1 ⁄4 5⁄16 5⁄16 5⁄16 3 ⁄8 3 ⁄8 7⁄16 1 ⁄2 1 ⁄2 9⁄16 5 ⁄8 11⁄16 3⁄4 13⁄16 7 ⁄8 7⁄8 15⁄16 1 11⁄16 11⁄8 11⁄8 13⁄16 11⁄4 15⁄16 18 ⁄ ⁄ 1⁄8 3⁄16 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 5⁄8 11⁄16 11⁄16 3⁄4 13⁄16 13⁄16 7⁄8 15⁄16 15⁄16 1 1 16 1 16 18 1 16 1 16 ⁄ ⁄ 1⁄8 1⁄8 3⁄16 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 3⁄8 3⁄8 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 9⁄16 5⁄8 5⁄8 11⁄16 11⁄16 3⁄4 1 16 18 3 16 ⁄ ⁄ 5⁄16 3⁄8 3⁄8 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 5⁄8 11⁄16 3⁄4 7⁄8 15⁄16 1 11⁄16 11⁄8 13⁄16 11⁄4 1 5⁄16 17⁄16 11⁄2 19⁄16 15⁄8 111⁄16 13⁄4 14 5 16 7 ⁄ ⁄ 18 18 ⁄ ⁄ ⁄ 1⁄16 1⁄8 1⁄8 1⁄8 1⁄8 1⁄8 1⁄8 3⁄16 3⁄16 3⁄16 1⁄4 1⁄4 1⁄4 5⁄16 5⁄16 5⁄16 3⁄8 3⁄8 3⁄8 7⁄16 7⁄16 7⁄16 1⁄2 1⁄2 9⁄16 9⁄16 TABLE A1.14 Visible Edge Indications Extending Approximately Parallel to Rolled Surfaces Plate Specification and Thickness Column Other than killed,B to 2 in., incl C Killed, to 6 in., incl Killed,C over 6 in. A B C Acceptable Remove by Grinding Depth LengthA 1 1⁄8 in. max 1⁄16 in. max 1⁄8 in. max 2 any any any Depth 3 over 1⁄8 in. to 1⁄4 in., incl over 1⁄16 in. to 1⁄8 in., incl over 1⁄8 in. to 1⁄2 in., incl Laminar-type discontinuities 1 in. and less in length are acceptable and do not require exploration. Specifications: A285; A433; A442 in thicknesses to 1 in., incl; or A455. The specification in 1.1 of this standard, other than those listed in the above Footnote B. 88 Acceptable on Edges Cut in Fabrication LengthA Depth LengthA 4 over 1 in. over 1 in. over 1 in. 5 1⁄4 in. max 1⁄8 in. max 1⁄2 in. max 6 any any any ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A1.15 Generally Available Grade-Thickness-Minimum Test Temperature Combinations Meeting Charpy V-Notch Requirements Indicated (Normalized or Quenched and Tempered Condition) NOTE 1—The minimum temperatures listed are for longitudinal tests. For transverse tests, the available minimum temperature may be somewhat higher. Acceptance Criteria Charpy V-Notch Test Temperature, °F for Plate Thicknesses (Unless Otherwise Agreed Upon) Energy Absorption (based on full-sized specimens) Specification and Grade 1 in. and Under Over 1 in. to 2 in., incl. Over 2 in. to 3 in., incl. Over 3 in. to 5 in., incl. Grade A Grade D Grade 55 Grade 60 Grade 65 Class 1 (Over 21⁄2 –4 in.) Grade A Grade B −90 −150 −60 −60 −60 ... −75 −60 −90 −150 −60 −50 −50 ... −75 −60 −75 −125 −50 −50 −40 −75 ... ... ... ... −50 −50 −25 −50 ... ... Grade B Grade E Grade F (4 in. max) Grade A Grade B Grade 70 Class 1 (21⁄2 in. max) Class 2 (Over 21⁄2 –4 in.) Grade C −90 −150 ... –50 –10 −50 −80 ... −50 −90 −150 ... –40 0 −40 −75 ... −50 −75 −125 −160 –30 +10 −30 −75 −75 ... ... ... −160 –20 +20 −20 ... −50 ... −160 −90 −50 −50 −160 −90 ... ... ... −90 ... ... ... ... ... ... Minimum Average For 3 Specimens ft·lbf Minimum For 1 Specimen ft·lbf 13 10 A203 A203 A516 A516 A516 A537 A662 A662 15 12 A203 A203 A203 A299 A299 A516 A537 A537 A662 20 15 A203 Grade F A537 Class 2 (21⁄2 in. max) A612 A724 Grade A, B, and C TABLE A1.16 Charpy V-Notch Test Acceptance Criteria for Various Subsize SpecimensA Full Size, 10 by 10 mm ⁄ Size, 10 by 7.5 mm 34 ⁄ Size, 10 by 6.7 mm ⁄ Size, 10 by 5 mm 23 12 ⁄ Size, 10 by 3.3 mm 13 ⁄ Size, 10 by 2.5 mm 14 ft·lbf [J] ft·lbf [J] ft·lbf [J] ft·lbf [J] ft·lbf [J] ft·lbf [J] 40 35 30 25 20 16 15 13 12 10 7 [54] [48] [41] [34] [27] [22] [20] [18] [16] [14] [10] 30 26 22 19 15 12 11 10 9 8 5 [41] [35] [30] [26] [20] [16] [15] [14] [12] [11] [7] 27 23 20 17 13 11 10 9 8 7 5 [37] [31] [27] [23] [18] [15] [14] [12] [11] [10] [7] 20 18 15 12 10 8 8 6 6 5 4 [27] [24] [20] [16] [14] [11] [11] [8] [8] [7] [5] 13 12 10 8 7 5 5 4 4 3 2 [18] [16] [14] [11] [10] [7] [7] [5] [5] [4] [3] 10 9 8 6 5 4 4 3 3 2 2 [14] [12] [11] [8] [7] [5] [5] [4] [4] [3] [3] A Interpolation shall be made for specimens with widths intermediate of those listed. Interpolated values shall be rounded to the nearest whole number as prescribed in Practice E29. 89 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A1.17 Permissible Variations in Width for Mill Edge Carbon Steel and High-Strength Low-Alloy Steel Plates Produced on Strip Mills NOTE 1—Applies to plates produced from coil and plates produced from plate-as-rolled. A Specified Width, in. Variations over SpecifiedWidth, inA To 14, excl 14 to 17, excl 17 to 19, excl 19 to 21, excl 21 to 24, excl 24 to 26, excl 26 to 28, excl 28 to 35, excl 35 to 50, excl 50 to 60, excl 60 to 65, excl 65 to 70, excl 70 to 80, excl 80 and over 7 16 ⁄ ⁄ 12 ⁄ 9 16 ⁄ ⁄ 13⁄16 15⁄16 11⁄8 11⁄4 11⁄2 15⁄8 13⁄4 17⁄8 2 58 11 16 No permissible variation under specified width. A2. PERMISSIBLE VARIATIONS IN DIMENSIONS, ETC.—SI UNITS A2.1 Listed herein are permissible variations in dimensions, and notch toughness information, expressed in SI units. 90 ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A2.1 Permissible Variations in Thickness for Rectangular Plates NOTE 1—Permissible variation under specified thickness, 0.3 mm. When so specified, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. NOTE 2—Thickness shall be measured 10 to 20 mm from the longitudinal edge. NOTE 3—For specified thicknesses other than those shown, the tolerances for the next higher thickness shall apply. NOTE 4—For thickness measured at any location other than that specified in Note 2, the permissible maximum over tolerance shall be increased by 75 %, rounded to the nearest 0.1 mm. Specified Thickness, mm 5.0 5.5 6.0 7.0 8.0 9.0 10.0 11.0 12.0 14.0 16.0 18.0 20.0 22.0 25.0 28.0 30.0 32.0 35.0 38.0 40.0 45.0 50.0 55.0 60.0 70.0 80.0 90.0 100.0 110.0 120.0 130.0 140.0 150.0 160.0 180.0 200.0 250.0 300.0 Tolerance Over Specified Thickness for Widths Given in Millimetres, mm 1200 and Over 1200 to Under 1500, excl 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 5.8 7.5 7.5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 5.8 7.5 7.5 1500 to 1800, excl 1800 to 2100, excl 2100 to 2400, excl 2400 to 2700, excl 2700 to 3000, excl 3000 to 3300, excl 3300 to 3600, excl 3600 to 4200, excl 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.3 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 0.9 0.9 1.0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.5 3.5 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.9 0.9 0.9 1.0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.8 0.8 0.9 0.9 0.9 1.0 1.0 1.0 1.0 1.0 1.0 1.1 1.2 1.3 1.3 1.4 1.5 1.6 1.7 1.8 2.0 2.3 2.5 2.8 3.0 3.3 3.5 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 0.9 0.9 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.1 1.1 1.2 1.2 1.3 1.5 1.8 1.8 2.0 2.3 2.3 2.5 2.8 3.0 3.3 3.4 3.5 3.5 3.5 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 1.0 1.0 1.1 1.2 1.2 1.3 1.3 1.3 1.3 1.3 1.3 1.4 1.4 1.5 1.5 1.8 1.8 2.0 2.3 2.3 2.5 2.8 3.0 3.3 3.4 3.6 3.6 3.6 3.8 3.8 3.8 4.0 4.3 4.5 4.8 5.4 6.0 7.5 9.0 1.4 1.4 1.5 1.5 1.5 1.5 1.5 1.5 1.6 1.6 1.8 1.8 2.0 2.1 2.3 2.5 2.7 2.8 3.0 3.3 3.5 3.8 4.0 4.0 4.0 4.4 4.4 4.8 5.2 5.6 5.6 5.6 6.3 7.0 7.5 9.0 91 4200 and Over 1.7 1.7 1.8 1.8 1.8 2.0 2.0 2.0 2.2 2.2 2.4 2.6 2.8 3.0 3.3 3.5 3.8 3.8 4.0 4.0 4.0 4.4 4.4 4.4 4.8 5.2 5.6 5.6 5.6 6.3 7.0 8.8 9.0 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A2.2 Permissible Variations in Width and Length for Sheared Plates 40 mm and Under in Thickness; Length only for Universal Mill Plates 65 mm and Under in Thickness Permissible Variations over Specified Width and LengthA for Thicknesses Given in millimetres, mm Specified Dimensions, mm Length Width To 10, excl 10 to 16, excl 16 to 25, excl 25 to 50, inclB Width Length Width Length Width Length Width Length To 3 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 10 11 13 16 13 16 19 22 11 13 16 19 16 17 22 25 13 16 19 22 19 22 25 29 16 19 25 29 25 25 29 32 3 000 to 6 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 10 13 14 16 19 19 22 25 13 16 17 19 22 22 24 29 16 19 21 22 25 25 29 32 19 22 25 29 29 32 35 35 6 000 to 9 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 10 13 14 17 25 25 25 29 13 16 17 22 29 29 32 32 16 19 22 25 32 32 35 35 19 22 25 32 38 38 38 44 9 000 to 12 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 11 13 14 19 29 32 32 35 13 16 19 22 32 35 35 38 16 19 22 25 35 38 38 41 19 22 25 32 41 41 48 48 12 000 to 15 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 11 13 16 19 32 35 35 38 13 16 19 22 38 38 38 41 16 19 22 25 41 41 41 44 19 22 25 32 48 48 48 48 15 000 to 18 000 excl to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 13 16 16 22 44 44 44 44 16 19 19 25 48 48 48 51 19 22 22 29 48 48 48 57 22 25 29 32 57 57 57 64 18 000 and over to 1500 excl 1500 to 2100 excl 2100 to 2700 excl 2700 and over 14 19 19 25 51 51 51 51 19 22 22 29 54 54 54 60 22 25 25 32 57 57 57 64 25 29 32 35 70 70 70 76 A Permissible variation under specified width and length: 6 mm. By agreement, these permitted variations may be taken all over, in which case the sum of these permitted variations applies. B Permissible variations in length apply also to Universal Mill plates up to 300 mm in width for thicknesses over 50 to 65 mm, incl, except for alloy steel up to 50 mm thick. TABLE A2.3 Permissible Variations in Rolled Width for Universal Mill Carbon Steel, High-Strength Low-Alloy Steel Plates, and Alloy Steel Plates 400 mm and under in Thickness NOTE 1—Permissible variation under specified width shall be 3 mm. Variations Over Specified Width for Thickness Given, mm Specified Width, mm Over 200 to 500, excl 500 to 900, excl 900 and over To 10, excl 10 to 16, excl 16 to 25, excl 25 to 50, excl Over 50 to 250, incl Over 250 to 400, incl 3 3 5 6 10 13 5 8 6 10 8 11 10 13 11 14 14 16 92 ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A2.4 Permissible Variations in Diameter for Sheared Circular Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Plates 25 mm and under in Thickness NOTE 1—No permissible variations under specified diameter. Permissible Variations Over Specified Diameter for Thicknesses Given, mm Specified Diameters, mm To 10, excl 10 to 16, excl 16 to 25, incl 6 8 10 11 13 10 11 13 14 16 13 14 16 17 19 To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, excl 3300 and over TABLE A2.5 Permissible Variations in Width and Length for Rectangular Carbon Steel and High-Strength Low-Alloy Steel Plates when Gas Cutting is Specified or Required NOTE 1—These variations may be taken all under or divided over and under, if so specified. NOTE 2—Plates with universal rolled edges will be gas cut to length only. Specified Thickness, mm Variations Over for All Specified Widths or Lengths, mm To 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, incl 13 16 19 22 25 TABLE A2.6 Permissible Variations in Diameter for Gas-Cut Circular Carbon Steel and High-Strength Low-Alloy Steel Plates NOTE 1—No permissible variations under specified diameter. Specified Diameters, mm To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, excl 3300 and over Variations Over Specified Diameter for Thicknesses Given, mm To 25, excl 25 to 50, excl 50 to 100, excl 100 to 150 to 200 to 150, 200, 400, excl excl excl 10 10 10 13 13 13 13 16 16 19 19 22 13 14 16 19 22 25 13 14 17 22 25 29 16 19 22 25 29 32 TABLE A2.7 Permissible Camber for Carbon Steel Sheared or Gas-Cut Rectangular Plates all Thicknesses NOTE 1—Camber, as it relates to plates, is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. Maximum permissible camber, mm = length in millimetres/500 93 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A2.8 Permissible Camber for Carbon Steel, High-Strength Low-Alloy Steel, and Alloy Steel Universal Mill Plates and HighStrength Low-Alloy Steel and Alloy Steel Sheared or Gas-Cut Rectangular Plates NOTE 1—Camber, as it relates to plates, is the horizontal edge curvature in the length, measured over the entire length of the plate in the flat position. Width, mm Camber for Width Given, mm To 750, incl Over 750 to 1500 Length/300 Length/250 TABLE A2.9 Permissible Variations from Flatness for Carbon Steel Plates NOTE 1—Flatness Variations for Length—The longer dimension specified is considered the length, and variation in flatness along the length shall not exceed the tabular amount for the specified width in plates up to 4000 mm in length, or in any 4000 mm of longer plates. NOTE 2—Flatness Variations for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the variation in flatness along the length and across the width shall not exceed 6 mm in each direction. When the longer dimension is from 900 to 1800 mm, inclusive, the flatness variation shall not exceed 75 % of the tabular amount for the specified width, but in no case less than 6 mm. NOTE 4—The tolerances given in this table apply to plates that have a minimum specified tensile strength not over 415 MPa or comparable chemistry or hardness. For plates specified to a higher minimum tensile strength or comparable chemistry or hardness, the limits given in the table are increased to 11⁄2 times the amounts in the above table. NOTE 5—This table and notes cover the flatness tolerances of circular and sketch plates, based on the maximum dimensions of those plates. NOTE 6—Plates shall be in a horizontal position on a flat surface when flatness is measured. Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 250, excl 250 to 300, excl 300 to 400, incl Permissible Variations from a Flat Surface for Specified Widths, mm To 900, excl 900 to 1200 1200 to 1500 1500 to 1800 1800 to 2100 2100 to 2400 2400 to 2700 2700 to 3000 3000 to 3600 3600 to 4200 4200 and 0ver 14 13 13 11 11 10 8 10 11 13 13 16 19 16 14 13 13 13 10 11 13 13 16 19 24 19 16 14 14 13 11 13 13 16 19 21 32 24 16 16 16 14 13 13 16 18 21 22 35 29 19 16 16 14 13 14 18 19 22 24 38 32 22 19 16 16 13 14 19 21 24 25 41 35 25 25 19 16 13 16 22 22 25 25 44 38 29 25 22 16 14 19 22 24 25 25 48 41 32 29 25 18 16 22 25 25 25 25 ... ... 48 38 35 29 22 22 25 25 25 25 ... ... 54 51 44 38 29 25 25 25 25 ... TABLE A2.10 Permissible Variations in Width and Length for Rectangular Alloy Steel Plates when Gas Cutting is Specified or Required NOTE 1—These variations may be taken all under or divided over and under, if so specified. NOTE 2—Plates with universal rolled edges will be gas cut to length only. Specified Thickness, mm Variations Over for All Specified Widths and Lengths, mm To 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 400, incl 19 25 29 33 38 94 ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A2.11 Permissible Variations in Diameter for Gas Cut Circular Alloy Steel Plates NOTE 1—No permissible variations under specified diameter. Specified Diameter, mm To 800, excl 800 to 2100, excl 2100 to 2700, excl 2700 to 3300, incl Variations Over Specified Diameter for Thicknesses Given, mm To 25, excl 25 to 50, excl 50 to 100, excl 13 13 16 22 13 16 19 25 19 22 25 29 100 to 150 to 200 to 150, 200, 400, excl excl incl 19 25 29 32 25 29 32 35 25 32 35 38 TABLE A2.12 Permissible Variations from Flatness for High-Strength Low-Alloy Steel and Alloy Steel Plates NOTE 1—Flatness Tolerances for Length—The longer dimension specified is considered the length and variations from a flat surface along the length shall not exceed the tabular amount for the specified width in plates up to 4000 mm in length, or in any 4000 mm of longer plates. NOTE 2—Flatness Tolerances for Width—The flatness variation across the width shall not exceed the tabular amount for the specified width. NOTE 3—When the longer dimension is under 900 mm, the variation shall not exceed 10 mm. When the larger dimension is from 900 to 1800 mm, incl, the variation shall not exceed 75 % of the tabular amount for the specified width. NOTE 4—This table and notes cover the tolerances for flatness of circular and sketch plates, based on the maximum dimensions of those plates. NOTE 5—Plates shall be in a horizontal position on a flat surface when flatness is measured. Flatness Tolerances for Specified Widths, mm Specified Thickness, mm To 6, excl 6 to 10, excl 10 to 12, excl 12 to 20, excl 20 to 25, excl 25 to 50, excl 50 to 100, excl 100 to 150, excl 150 to 200, excl 200 to 250, excl 250 to 300, excl 300 to 400, incl To 900, excl 900 to 1200 1200 to 1500 1500 to 1800 1800 to 2100 2100 to 2400 2400 to 2700 2700 to 3000 3000 to 3600 3600 to 4200 4200 and over 21 19 19 16 16 14 13 14 16 19 19 22 29 24 22 19 19 16 14 18 19 21 24 25 35 29 24 21 22 19 18 19 19 24 29 30 48 35 24 22 22 21 19 19 24 25 32 33 51 44 29 25 24 22 19 22 25 29 33 35 57 48 33 29 25 24 19 22 29 32 35 38 60 51 38 32 29 25 19 24 32 33 38 38 67 57 41 35 33 25 22 29 33 35 38 38 70 60 48 41 38 25 25 32 38 38 38 38 ... ... 70 57 51 41 32 32 38 38 38 38 ... ... 79 76 67 57 41 38 38 38 38 38 95 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE A2.13 Waviness Tolerances for Rectangular Plates, Universal Mill Plates, Circular Plates, and Sketch Plates NOTE 1—Waviness denotes the deviation of the top or bottom surface from a horizontal line, when the plate is resting on a flat surface, as measured in an increment of less than 4000 mm of length. The waviness tolerance is a function of the flatness tolerance as obtained from Tables A 2.9 and A 2.12. Flatness Tolerance from Tables A2.9 and A2.12 When Number of Waves in 4000 mm is: 8 10 11 13 14 16 17 19 21 22 24 25 29 32 35 38 41 44 48 51 54 57 60 64 67 70 73 76 79 1 2 3 4 5 6 8 10 11 13 14 16 17 19 21 22 24 25 29 32 35 38 41 44 48 51 54 57 60 64 67 70 73 76 79 6 8 8 10 11 13 13 14 16 17 17 19 22 24 27 29 32 33 37 38 41 43 46 48 51 52 56 57 60 5 5 6 8 8 10 10 11 11 13 13 14 16 17 19 22 24 25 27 29 30 32 33 37 38 40 41 43 44 3 5 5 5 6 6 8 8 8 10 10 11 13 13 14 16 17 19 21 22 22 24 25 27 29 29 30 32 33 3 3 3 5 5 5 5 6 6 6 8 8 10 10 11 13 13 14 14 16 17 17 19 21 21 22 24 24 25 2 2 3 3 3 3 5 5 5 5 6 6 6 8 8 10 10 11 11 13 13 14 14 14 16 16 17 17 19 7 2 2 2 2 2 2 2 2 2 2 5 5 5 6 6 6 8 8 8 10 10 10 11 11 11 13 13 14 14 TABLE A2.14 Visible Edge Indications Extending Approximately Parallel to Rolled Surfaces Plate Specification and Thickness Acceptable Acceptable on Edges Cut in Fabrication Remove by Grinding Depth LengthA Depth LengthA Depth 1 2 3 4 5 6 Other than killed,B to 50 mm, incl 3 mm, max any over 25 mm 6 mm max any Killed,C to 150 mm, incl 2 mm, max any over 25 mm 3 mm max any 3 mm, max any over 3 to 6 mm, incl over 2 to 3 mm, incl over 3 to 13 mm, incl over 25 mm 13 mm max any Column C Killed, over 150 mm A B C Laminar-type discontinuities 25 mm and less in length are acceptable and do not require exploration. Specifications: A285; A433; A442 in thicknesses to 25 mm, incl; or A455. The specifications in 1.1 of this standard, other than those listed in the above Table Footnote B. 96 LengthA ASME BPVC.II.A-2023 SA-20/SA-20M TABLE A2.15 Generally Available Grade-Thickness-Minimum Test Temperature Combinations Meeting Charpy V-Notch Requirements Indicated (Normalized or Quenched and Tempered Condition) NOTE 1—The minimum temperatures listed are for longitudinal tests. For transverse tests, the available minimum temperature may be somewhat higher. Acceptance Criteria Charpy V-Notch Energy Absorption (based on full-size specimens) Test Temperature, °C for Plate Thicknesses (Unless Otherwise Agreed Upon) Specification and Grade Minimum Average For 3 Specimens, J Minimum For 1 Specimen, J 18 14 A203 A203 A516 A516 A516 A537 A662 A662 20 16 A203 A203 A203 A299 A299 A516 A537 A537 A662 27 20 A203 Grade F A537 Class 2 (64 mm max) A612 A724 Grade A, B, and C 25 mm and Under Over 25 mm to 50 mm, incl. Over 50 mm to 75 mm, incl. Over 75 mm to 125 mm, incl. Grade A Grade D Grade 55 Grade 60 Grade 65 Class 1 (Over 64–100 mm) Grade A Grade B −68 −101 −51 −51 −51 ... −60 −51 −68 −101 −51 −46 −46 ... −60 −51 −60 −87 −46 −46 −40 −60 ... ... ... ... −46 −46 −32 −46 ... ... Grade B Grade E Grade F (100 mm max) Grade A Grade B Grade 70 Class 1 (64 mm max) Class 2 (Over 64–100 mm) Grade C −68 −101 ... –46 –23 −46 −62 ... −46 −68 −101 ... –40 –18 −40 −60 ... −46 −60 −87 −107 –40 –12 −35 −60 −60 ... ... ... −107 –29 –6 −29 ... −46 ... −107 −68 −46 −46 −107 −68 ... ... ... −68 ... ... ... ... ... ... TABLE A2.16 Permissible Variations in Width for Mill Edge Carbon Steel and High-Strength Low-Alloy Steel Plates Produced on Strip Mills NOTE 1—Applies to plates produced from coil and plates produced from plate-as-rolled. Variations Over Specified Width, mmA Specified Width, mm To 360, excl 360 to 430, excl 430 to 480, excl 480 to 530, excl 530 to 610, excl 610 to 660, excl 660 to 710, excl 710 to 890, excl 890 to 1270, excl 1270 to 1520, excl 1520 to 1650, excl 1650 to 1780, excl 1780 to 2030, excl 2030 and over A 11 13 14 16 17 21 24 29 32 38 41 44 47 51 No permissible variation under specified width. 97 SA-20/SA-20M ASME BPVC.II.A-2023 A3. REQUIREMENTS FOR THE INTRODUCTION OF NEW MATERIALS A3.1 Proposals for the introduction of new plate materials to be covered by the general requirements in this specification, either by the addition of new grades within existing specifications, or by the creation of a new specification shall be subject to the following conditions: A3.1.3.1 Chemical data reflecting a suitable representation of the required chemistry range requested. A3.1.3.2 Mechanical property data representing the proposed requirements in the delivered condition from each of the heats supplied. A3.1.1 The application for the addition of a new grade to a specification or a new specification shall be made to the chair of the subcommittee. Applications for new specifications remain subject to the approval of Committee A01. Revisions to existing specifications for such reasons as chemistry or thickness limitation are not subject to this annex. NOTE A3.1—To assist the balloting process, data from plates representing the maximum proposed thickness should be provided recognizing that in some cases the standard may be “limited only by the capacity of the composition to meet the specified mechanical property requirements.” A3.1.3.3 Mechanical property data in the simulated PostWeld Heat Treatment (PWHT) condition if the product specification lists Supplementary Requirement S3. A3.1.3.4 Evidence of weldability if the material is intended for welded construction as may be referenced in the Scope section of the new or existing standard. A3.1.2 The application shall contain documentation citing the requisite need for the new material and its intended use as outlined in Form and Style for ASTM Standards, B5. Scope.3 That documentation may be in the form of a letter from a user, fabricator, another standards development organization, or producer stating the purpose and intended use for said new material. The Subcommittee may consider other evidence of need for the proposal. Additional background information as may be pertinent to the introduction of the new material may also be presented with the proposal. NOTE A3.2—Such evidence is at the discretion of the submitter. Common methodology may include but not be limited to a single ASME Section IX qualification such as is referenced in 9.4 of this specification. A3.1.4 Other properties that are not specification requirements that further describe the material, including physical properties, are not mandatory. However, to the extent that such information may assist the Subcommittee in evaluating the proposal they may be included. Omission of such non-essential documentation shall not be a cause for rejection of the application by the subcommittee. A3.1.5 The application shall state whether or not a patent covers the new material. A3.1.3 The application shall be accompanied by test data as required by the applicable specification. Test data from a minimum of three test lots, as defined by the specification, each from a different heat, shall be furnished and shall include: APPENDIXES (Nonmandatory Information) X1. COILED STEEL X1.1 Continuous wide hot strip rolling mills are normally equipped with coilers. Regardless of the different types of systems employed during or following the rolling operations, it is common for the steel to be reeled into the coiler at temperatures in the stress-relieving range. In general, such temperatures are higher as the steel thickness increases. The coils subsequently cool to ambient temperature with outer and inner laps cooling more rapidly than central laps. The differ- ence in cooling rate can result in measurable differences in the mechanical properties throughout a coil. Data confirm reduced yield and tensile strength, and increased percent elongation, for the product with slower cooling rates from the coiling temperature to ambient. Such differences are in addition to the effects on mechanical properties caused by differences in heat analysis and chemical segregation. 98 ASME BPVC.II.A-2023 SA-20/SA-20M X2. VARIATION OF TENSILE PROPERTIES IN PLATE-AS-ROLLED X2.1 The tension requirements of this general requirements specification are intended only to characterize the tensile properties of a plate-as-rolled for determination of conformance to the requirements of the applicable product specifications. Such testing procedures are not intended to define the upper or lower limits of tensile properties at all possible test locations within a plate-as-rolled. It is well known and documented that tensile properties vary within a plate-as-rolled or individual piece of steel as a function of chemical composition, processing, testing procedure, and other factors. It is, therefore, incumbent on designers and engineers to use sound engineering judgement when using tension test results shown on mill test reports. The testing procedures of this general requirements specification have been found to provide plate adequate for normal pressure vessel design criteria. The results of this survey are contained in a Contributions to the Metallurgy of Steel entitled “The Variation of Product Analysis and Tensile Properties—Carbon Steel Plates, and Wide Flange Shapes” (SU/18, SU/19, and SU/20), published in September 1974. The data are presented in tables of probability that tensile properties at other than the official location may differ from those of the reported test location. X2.3 This general requirements specification contains no requirements applicable to product tension tests; conformance to the applicable product specification is determined on the basis of tests performed at the place of manufacture or processing prior to shipment, unless otherwise specified. X2.4 A Task Group of ASTM Subcommittee A01.11 has determined, based on review of the AISI data (SU20), that the variation in tensile properties within a plate-as-rolled can be expressed as a function of specified requirements; one standard deviation equals approximately 3 % of required tensile strength, 5 % of required yield strength, and 3 percentage points of required elongation. X2.2 A survey of the variation to be expected in tensile properties obtained from plates and structural shapes was conducted by the American Iron and Steel Institute (AISI). X3. VARIATION IN CHARPY V-NOTCH TESTS conditions tested involved as-rolled, normalized, and quench and tempered. Sufficient full-size specimens were taken from each sample so that three longitudinal and three transverse specimens could be broken at three test temperatures defined for each grade. The data is presented in tables of probability that impact properties at other than the official location which may differ from those of the reported test location. Additional data of the same type, but utilizing samples from thicker plates, was published by AISI as SU/27. X3.1 A survey of the variation to be expected in Charpy V-Notch test results obtained from three common fine grain plate steels was conducted by the American Iron and Steel Institute (AISI).7 The results of the survey are contained in a Contributions to the Metallurgy of Steel entitled, “The Variations of Charpy V-Notch Impact Test Properties in Steel Plates,” (SU/24), published January 1979. The survey data consists of test values obtained from six locations in addition to the locations specified in 12.1.3 of this specification. The plate X4. RADIUS FOR COLD BENDING X4.1 Suggested minimum inside bend radii for cold forming are referenced to group Designations A through F as defined in Table X4.1. The suggested radii listed in Table X4.2 should be used as minimums in typical shop fabrication. Material that does not form satisfactorily when fabricated in accordance with Table X4.2 may be subject to rejection pending negotiation with the steel supplier. When tighter bends are required, the manufacturer should be consulted. X4.3 Since cracks in cold bending commonly originate from the outside edges, shear burrs and gas cut edges should be removed by grinding. Sharp corners on edges and on punched or gas cut holes should be removed by chamfering or grinding to a radius. X4.4 If possible, parts should be formed such that the bend line is perpendicular to the direction of final rolling. If it is necessary to bend with the bend line parallel to the direction of final rolling, a more generous radius is suggested (11⁄2 times applicable value given in Table X4.2 for bend lines perpendicular to the direction of rolling). X4.2 The bend radius and the radius of the male die should be as liberal as the finished part will permit. The width across the shoulders of the female die should be at least 8 times the plate thickness. Higher strength steels require larger die openings. The surface of the dies in the area of radius should be smooth. X4.5 References X4.5.1 Both of these references are available from American Iron and Steel Institute (AISI): 99 SA-20/SA-20M ASME BPVC.II.A-2023 TABLE X4.2 Suggested Minimum Inside Radii for Cold BendingA TABLE X4.1 Group Designations for Cold Bending Specification Class Where Applicable A203/A203M A, D B, E F A B C C, D A, B, C A, B A, C, D B A204/A204M A225/A225M A285/A285M A299/A299M A302/A302M A353/A353M A387/A387M 1, 2 1 2 A455/A455M A515/A515M A516/A516M A517/A517M A533/A533M A537/A537M A542/A542MD A543/A543M A553/A553MD A562/A562M A612/A612M A645/A645M A662/A662M 1, 2, 3 1, 2B , 3B 2 C , 3C 1, 2 3, 4 4a 1, 2, 3 A724/A724M A736/A736M A737/A737M A738/A738M A832/A832M A841/A841M A844/A844M A1017/A1017M Grade Where Applicable 1, 2, 3 1, 2 3 2, 11, 12 5, 9, 21, 21L, 22, 22L 5, 9, 21, 22, 91 60 or 65 70 55 60, 65 70 A, B, E, F, H, P, Q, S A, B, C, D, E B, C A, B C A, C B A, C B, C A, B CB CC 21V, 22V, 23V A, B, C D 23, 122 92, 911 Group DesignationA B C D B C D D A D D E D C E E C B C A B C F E C D F D E F D A C D B C D E D B D C D E C F D D E Thickness (t), in. [mm] Group Over 3⁄4 in. [20 mm] Over 1 in. [25 mm] 3 DesignationB Up to ⁄4 in. to 1 in. [25 mm], to 2 in. [50 mm], [20 mm] incl incl A B C D E F 1.5t 1.5t 1.5t 1.5t 1.5t 1.75t 1.5t 1.5t 1.5t 1.5t 1.5t 2.25t 1.5t 1.5t 2.0t 2.5t 3.0t 4.5t Over 2 in. [50 mm] 1.5t 2.0t 2.5t 3.0t 3.5t 5.5t A Values are for bend lines perpendicular to the direction of final rolling. These radii apply when the precautions listed in X4.2 are followed. If bend lines are parallel to the direction of final rolling, multiply values by 1.5. B Steels specifications included in the group designations may not include the entire thickness range shown in this table. Holt, G. E., et al. “Minimum Cold Bend Radii Project - Final Report,” Concurrent Technologies Corporation, January 27, 1997. Brockenbrough, R. L., “Fabrication Guidelines for Cold Bending,” R. L. Brockenbrough & Associates, June 28, 1998. A Steels in Groups A to E inclusive are grouped on the basis of similar specified values for minimum elongation in 2 in. [50 mm]; Group F includes steels that have a specified minimum elongation in 2 in. [50 mm] of 16 or less, and steels that have a ratio of specified minimum tensile strength to specified minimum yield strength of 1.15 or less. B For thicknesses of 4 in. [100 mm] and less. C For thicknesses over 4 in. [100 mm]. D For any type. 100 ASME BPVC.II.A-2023 SA-29/SA-29M SPECIFICATION FOR GENERAL REQUIREMENTS FOR STEEL BARS, CARBON AND ALLOY, HOT-WROUGHT SA-29/SA-29M (Identical with ASTM Specification A29/A29M-20.) 101 ð23Þ SA-29/SA-29M ASME BPVC.II.A-2023 Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought 1. Scope 1.2 In case of any conflict in requirements, the requirements of the purchase order, the individual material specification, and this general specification shall prevail in the sequence named. 1.1 This specification covers a group of common requirements which, unless otherwise specified in the purchase order or in an individual specification, shall apply to carbon and alloy steel bars under each of the following ASTM specifications (or under any other ASTM specification which invokes this specification or portions thereof): Title of Specification Hot-Rolled Carbon Steel Bars: Steel Bars, Carbon, Quenched and Tempered Steel Bars and Shapes, Carbon Rolled from “T’’ Rails Steel Bars, Carbon, Merchant Quality, M-Grades Steel Bars, Carbon, Hot-Wrought, Special Quality Steel Bars, Carbon, Merchant Quality, Mechanical Properties Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanical Properties Steel Bars for Springs, Carbon and Alloy Cold-Finished Carbon Steel Bars: Steel Bars, Carbon and Alloy, Cold-Finished Cold-Drawn Stress-Relieved Carbon Steel Bars Subject to Mechanical Property Requirements Hot-Rolled Alloy Steel Bars: Steel Bars, Alloy, Standard Grades Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both Cold-Finished Alloy Steel Bars: Steel Bars, Alloy, Hot-Rolled or Cold-Finished, Quenched and Tempered Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping Components 1.3 The values stated in either inch-pound units or SI units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall used independently of the other, and values from the two systems shall not be combined. ASTM DesignationA 1.4 For purposes of determining conformance to this specification and the various material specifications referenced in 1.1, dimensional values shall be rounded to the nearest unit in the right-hand place of figures used in expressing the limiting values in accordance with the rounding method of Practice E29. A321 A499 A575 A576 A663/A663M A675/A675M A689 NOTE 1—Specification A29/A29M previously listed dimensional tolerances for cold-finished bars; these are now found in Specification A108. A108 A311/A311M 1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. A322 A304 A434/A434M A739 A434/A434M A696 2. Referenced Documents A These designations refer to the latest issue of the respective specifications, which appear either in the Annual Book of ASTM Standards, Vol 01.05, or as reprints obtainable from ASTM. 2.1 ASTM Standards: A108 Specification for Steel Bar, Carbon and Alloy, ColdFinished A304 Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements 102 ASME BPVC.II.A-2023 A311/A311M Specification for Cold-Drawn, StressRelieved Carbon Steel Bars Subject to Mechanical Property Requirements A321 Specification for Steel Bars, Carbon, Quenched and Tempered (Withdrawn 2007) A322 Specification for Steel Bars, Alloy, Standard Grades A370 Test Methods and Definitions for Mechanical Testing of Steel Products A434/A434M Specification for Steel Bars, Alloy, HotWrought or Cold-Finished, Quenched and Tempered A499 Specification for Steel Bars and Shapes, Carbon Rolled from “T” Rails A575 Specification for Steel Bars, Carbon, Merchant Quality, M-Grades A576 Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality A663/A663M Specification for Steel Bars, Carbon, Merchant Quality, Mechanical Properties A675/A675M Specification for Steel Bars, Carbon, HotWrought, Special Quality, Mechanical Properties A689 Specification for Carbon and Alloy Steel Bars for Springs A696 Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping Components A700 Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment A739 Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both A751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E112 Test Methods for Determining Average Grain Size 2.2 ASME Code: ASME Boiler and Pressure Vessel Code 2.3 Federal Standards: Fed. Std. No. 123 Marking for Shipment (Civil Agencies) Fed. Std. No. 183 Continuous Identification Marking of Iron and Steel Products 2.4 Military Standard: MIL-STD-163 Steel Mill Products—Preparation for Shipment and Storage 2.5 Other Standards: AIAG B-1 Bar Code Symbology Standard for 3-of-9 Bar Codes SA-29/SA-29M AIAG B-5 02.00 Primary Metals Tag Application Standard 3. Terminology 3.1 Definitions of Terms Specific to This Standard: 3.1.1 cold-finished steel bars—steel bars produced by cold finishing previously hot-wrought bars by means of cold drawing, cold forming, turning, grinding, or polishing (singly or in combination) to yield straight lengths or coils in sections that are uniform throughout their length and in the following sections and sizes: 3.1.1.1 rounds—9 in. [230 mm] and under in diameter, 3.1.1.2 squares—6 in. [150 mm] and under between parallel surfaces, 3.1.1.3 hexagons—4 in. [100 mm] and under between parallel surfaces, 3.1.1.4 flats—1⁄8 in. [3 mm] and over in thickness and not over 12 in. [300 mm] in width, and 3.1.1.5 special bar sections. 3.1.2 hot-wrought steel bars—steel bars produced by hot forming ingots, blooms, billets, or other semifinished forms to yield straight lengths (or coils, depending upon size, section, and mill equipment) in sections that are uniform throughout their length, and in the following sections and sizes: 3.1.2.1 rounds—7⁄32 in. to 10.0 in. [5.5 mm to 250 mm], inclusive; 3.1.2.2 squares—7⁄32 in. to 6.0 in. [6 mm to 160 mm], inclusive; 3.1.2.3 round-cornered squares—7⁄32 in. to 8.0 in. [6 mm to 200 mm], inclusive; 3.1.2.4 flats—1⁄4 in. to 8 in. inclusive, in width: 13⁄64 in. in minimum thickness up to 6 in. in width; and 0.230 in. in minimum thickness for over 6 in. to 8 in. in width, inclusive [over 5 mm in thickness up to 150 mm in width; and over 6 mm in thickness for over 150 mm through 200 mm in width]. Maximum thickness for all widths is 4 in. [100 mm]; 3.1.2.5 hexagons and octagons—1⁄4 in. to 41⁄16 in. [6 mm to 103 mm], inclusive, between parallel surfaces; 3.1.2.6 bar size shapes—Angles, channels, tees, zees, when their greatest cross-sectional dimension is under 3 in. [75 mm]; and 3.1.2.7 special bar sections—Half-rounds, ovals, half-ovals, other special bar size sections. 3.1.3 lot—unless otherwise specified in the contract or order, a lot shall consist of all bars submitted for inspection at the same time of the same heat, condition, finish, size, or shape. For bars specified in the quenched and tempered condition, when heat treated in batch-type furnaces, a lot shall consist of all bars from the same heat, of the same prior condition, the same size, and subjected to the same heat treatment in one tempering charge. For bars specified in the quenched and tempered condition, when heat treated without interruption in a continuous-type furnace, a lot shall consist of all bars from the same heat, of the same prior condition, of the same size, and subjected to the same heat treatment. 103 SA-29/SA-29M ASME BPVC.II.A-2023 squares, hexagons, and the like. Chips are taken by milling or machining the full cross section of the piece. Drilling is not a feasible method for sampling sizes 0.75 in.2 and smaller. 4.3.3.2 Applicable to products where the width of the cross section greatly exceeds the thickness, such as bar size shapes and light flat bars. Chips are taken by drilling entirely through the steel at a point midway between the edge and the middle of the section, or by milling or machining the entire cross section. 4.3.3.3 Applicable to large rounds, squares semifinished, etc. Chips are taken at any point midway between the outside and the center of the piece by drilling parallel to the axis or by milling or machining the full cross section. In cases where these methods are not practicable, the piece may be drilled on the side, but chips are not taken until they represent the portion midway between the outside and the center. 4.3.3.4 When the steel is subject to tension test requirements, the tension test specimen can also be used for product analysis. In that case, chips for product analysis can be taken by drilling entirely through the tension test specimens or by the method described in 4.3.3.1. 4.3.4 When chips are taken by drilling, the diameter of the drill used shall conform to the following: 4. Chemical Composition 4.1 Limits: 4.1.1 The chemical composition shall conform to the requirements specified in the purchase order or the individual product specifications. For convenience, the grades commonly specified for carbon steel bars are shown in Table 1 and for alloy steel bars in Table 2. Bars may be ordered to these grade designations and when so ordered shall conform to the specified limits by heat analysis. 4.1.2 When compositions other than those shown in Tables 1 and 2 are required, the composition limits shall be prepared using the ranges and limits shown in Table 3 for carbon steel and Table 4 for alloy steel. 4.2 Heat or Cast Analysis: 4.2.1 The chemical composition of each heat or cast shall be determined by the manufacturer in accordance with Test Methods, Practices, and Terminology A751. 4.2.2 The heat or cast analysis shall conform to the requirements specified in the product specification or purchase order. These can be the heat chemical range and limit for a grade designated in Tables 1 and 2, or another range and limit in accordance with 4.1.2, or with requirements of the product specification. Area of Sample Cross Section, in.2 [cm2] 16 [100] or less Over 16 [100] NOTE 2—Heat analysis for lead is not determinable since lead is added to the ladle stream while each ingot is poured. When specified as an added element to a standard steel, the percentage of lead is reported as 0.15 to 0.35 incl, which is the range commonly specified for this element. Approximate Drill Diameter, in. [mm] 1⁄2 [12.5] 1 [25.0] 4.3.5 The minimum number of samples to be taken from material representing the same heat or lot before rejection by the purchaser shall be as follows: 4.2.3 If requested or required, the heat analysis shall be reported to the purchaser or his representative. 4.2.4 Reporting of significant figures and rounding shall be in accordance with Test Methods, Practices, and Terminology A751. 15 tons [15 Mg] and under Over 15 tons [15 Mg] Minimum Number of Samples 4 6 4.3.6 In case the number of pieces in a heat is less than the number of samples required, one sample from each piece shall be considered sufficient. 4.3.7 In the event that product analysis determinations are outside the permissible limits as prescribed in 4.3.2, additional samples shall be analyzed and the acceptability of the heat negotiated between the purchaser and the producer. 4.3 Product Analysis: 4.3.1 Merchant quality carbon bar steel is not subject to rejection for product analysis unless misapplication of a heat is clearly indicated. 4.3.2 Analyses may be made by the purchaser from finished bars other than merchant quality representing each heat of open-hearth, basic-oxygen, or electric-furnace steel. The chemical composition thus determined shall not vary from the limits specified in the applicable specification by more than the amounts prescribed in Table 5 and Table 6, but the several determinations of any element, excluding lead, in a heat may not vary both above and below the specified range. Rimmed or capped steel is characterized by a lack of homogeneity in its composition, especially for the elements carbon, phosphorus, and sulfur; therefore, when rimmed or capped steel is specified or required, the limitations for these elements shall not be applicable. Because of the degree to which phosphorus and sulfur segregate, the limitations for these elements shall not be applicable to rephosphorized or resulfurized steels. 4.3.3 Samples for product analysis shall be taken by one of the following methods: 4.3.3.1 Applicable to small sections whose cross-sectional area does not exceed 0.75 in.2 [500 mm2] such as rounds, 4.4 Referee Analysis—In case a referee analysis is required and agreed upon to resolve a dispute concerning the results of a chemical analysis, the referee analysis shall be performed in accordance with the latest issue of Test Methods, Practices, and Terminology A751, unless otherwise agreed upon between the manufacturer and the purchaser. 5. Grain Size Requirement 5.1 Austenitic Grain Size—All requirements for austenitic grain size control in Section 5 refer to the size of the austenite grain which forms during a subsequent bar reheating operation at or above the recrystallization temperature. These requirements do not apply to, nor do they in any way control, the prior austenite grain size or the ferrite grain size of the bar in the as-rolled condition. 5.1.1 When a coarse austenitic grain size is specified, the steel shall have a grain size number of 1 to 5 exclusive as 104 ASME BPVC.II.A-2023 SA-29/SA-29M TABLE 1 Grade Designations and Chemical Compositions of Carbon Steel Bars Grade Designation Heat Chemical Ranges and Limits, % Carbon Manganese 1005 1006 1008 1010 1011 1012 1013 1015 1016 1017 1018 1019 1020 1021 1022 1023 1025 1026 1029 1030 1034 1035 1037 1038 1039 1040 1042 1043 1044 1045 1046 1049 1050 1053 1055 1059 1060 1064 1065 1069 1070 1071 1074 1075 1078 1080 1084 1086 1090 1095 0.06 max 0.08 max 0.10 max 0.08–0.13 0.08–0.13 0.10–0.15 0.11–0.16 0.13–0.18 0.13–0.18 0.15–0.20 0.15–0.20 0.15–0.20 0.18–0.23 0.18–0.23 0.18–0.23 0.20–0.25 0.22–0.28 0.22–0.28 0.25–0.31 0.28–0.34 0.32–0.38 0.32–0.38 0.32–0.38 0.35–0.42 0.37–0.44 0.37–0.44 0.40–0.47 0.40–0.47 0.43–0.50 0.43–0.50 0.43–0.50 0.46–0.53 0.48–0.55 0.48–0.55 0.50–0.60 0.55–0.65 0.55–0.65 0.60–0.70 0.60–0.70 0.65–0.75 0.65–0.75 0.65–0.70 0.70–0.80 0.70–0.80 0.72–0.85 0.75–0.88 0.80–0.93 0.80–0.93 0.85–0.98 0.90–1.03 1108 1109 1110 1116 1117 1118 1119 1132 1137 1139 1140 1141 1144 1145 1146 1151 0.08–0.13 0.08–0.13 0.08–0.13 0.14–0.20 0.14–0.20 0.14–0.20 0.14–0.20 0.27–0.34 0.32–0.39 0.35–0.43 0.37–0.44 0.37–0.45 0.40–0.48 0.42–0.49 0.42–0.49 0.48–0.55 Phosphorus, max Sulfur, maxA 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.08–0.13 0.08–0.13 0.08–0.13 0.16–0.23 0.08–0.13 0.08–0.13 0.24–0.33 0.08–0.13 0.08–0.13 0.13–0.20 0.08–0.13 0.08–0.13 0.24–0.33 0.04–0.07 0.08–0.13 0.08–0.13 Nonresulfurized Carbon SteelsB, C, D, E, F 0.35 max 0.25–0.40 0.30–0.50 0.30–0.60 0.60–0.90 0.30–0.60 0.50–0.80 0.30–0.60 0.60–0.90 0.30–0.60 0.60–0.90 0.70–1.00 0.30–0.60 0.60–0.90 0.70–1.00 0.30–0.60 0.30–0.60 0.60–0.90 0.60–0.90 0.60–0.90 0.50–0.80 0.60–0.90 0.70–1.00 0.60–0.90 0.70–1.00 0.60–0.90 0.60–0.90 0.70–1.00 0.30–0.60 0.60–0.90 0.70–1.00 0.60–0.90 0.60–0.90 0.70–1.00 0.60–0.90 0.50–0.80 0.60–0.90 0.50–0.80 0.60–0.90 0.40–0.70 0.60–0.90 0.75–1.05 0.50–0.80 0.40–0.70 0.30–0.60 0.60–0.90 0.60–0.90 0.30–0.50 0.60–0.90 0.30–0.50 Resulfurized Carbon SteelsB,D,F 0.60–0.80 0.60–0.90 0.30–0.60 1.10–1.40 1.00–1.30 1.30–1.60 1.00–1.30 1.35–1.65 1.35–1.65 1.35–1.65 0.70–1.00 1.35–1.65 1.35–1.65 0.70–1.00 0.70–1.00 0.70–1.00 Rephosphorized and Resulfurized Carbon SteelsD,F Grade Designation Carbon Manganese Phosphorous Sulfur Lead 1211 1212 0.13 max 0.13 max 0.60–0.90 0.70–1.00 0.07–0.12 0.07–0.12 0.10–0.15 0.16–0.23 ... ... 105 SA-29/SA-29M ASME BPVC.II.A-2023 TABLE 1 Continued Rephosphorized and Resulfurized Carbon SteelsD,F Grade Designation Carbon 1213 1215 12L13 12L14 12L15 0.13 0.09 0.13 0.15 0.09 Manganese Phosphorous Sulfur Lead 0.70–1.00 0.75–1.05 0.70–1.00 0.85–1.15 0.75–1.05 0.07–0.12 0.04–0.09 0.07–0.12 0.04–0.09 0.04–0.09 0.24–0.33 0.26–0.35 0.24–0.33 0.26–0.35 0.26–0.35 ... ... 0.15–0.35 0.15–0.35 0.15–0.35 max max max max max High-Manganese Carbon SteelsB,C,D,E,F Grade Designation Former Designation Carbon Manganese Phosphorous, max Sulfur, max 1513 1518 1522 1524 1525 1526 1527 1536 1541 1547 1548 1551 1552 1561 1566 1572 ... ... ... 1024 ... ... 1027 1036 1041 ... 1048 1051 1052 1061 1066 1072 0.10–0.16 0.15–0.21 0.18–0.24 0.19–0.25 0.23–0.29 0.22–0.29 0.22–0.29 0.30–0.37 0.36–0.44 0.43–0.51 0.44–0.52 0.45–0.56 0.47–0.55 0.55–0.65 0.60–0.71 0.65–0.76 1.10–1.40 1.10–1.40 1.10–1.40 1.35–1.65 0.80–1.10 1.10–1.40 1.20–1.50 1.20–1.50 1.35–1.65 1.35–1.65 1.10–1.40 0.85–1.15 1.20–1.50 0.75–1.05 0.85–1.15 1.00–1.30 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 Heat Chemical Ranges and Limits, percent Merchant Quality M Series Carbon Steel Bars Grade Designation M M M M M M M M M M 1008 1010 1012 1015 1017 1020 1023 1025 1031 1044 Carbon ManganeseG Phosphorous, max Sulfur, max 0.10 max 0.07–0.14 0.09–0.16 0.12–0.19 0.14–0.21 0.17–0.24 0.19–0.27 0.20–0.30 0.26–0.36 0.40–0.50 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.25–0.60 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 A Maximum unless otherwise indicated. When silicon is required, the following ranges and limits are commonly specified: 0.10 %, max, 0.10 % to 0.20 %, 0.15 % to 0.35 %, 0.20 % to 0.40 %, or 0.30 % to 0.60 %. C Copper can be specified when required as 0.20 % minimum. D When lead is required as an added element to a standard steel, a range of 0.15 to 0.35 % inclusive is specified. Such a steel is identified by inserting the letter “L” between the second and third numerals of the grade designation, for example, 10 L 45. A cast or heat analysis is not determinable when lead is added to the ladle stream. E When boron treatment for killed steels is specified, the steels can be expected to contain 0.0005 to 0.003 % boron. If the usual titanium additive is not permitted, the steels can be expected to contain up to 0.005 % boron. F The elements bismuth, calcium, selenium, or tellurium may be added as agreed upon between purchaser and supplier. G Unless prohibited by the purchaser, the manganese content may exceed 0.60 % on heat analysis to a maximum of 0.75 %, provided the carbon range on heat analysis has the minimum and maximum reduced by 0.01 % for each 0.05 % manganese over 0.60 %. B 5.1.2.2 By agreement between purchaser and supplier, columbium or vanadium, or both, may be used for grain refining instead of or with aluminum. When columbium or vanadium is used as a grain refining element, the fine austenitic grain size requirement shall be deemed to be fulfilled if, on heat analysis, the columbium or vanadium content is as follows (the content of the elements shall be reported with the heat analysis): determined in accordance with Test Methods E112. Conformance to this grain size of 70 % of the grains in the area examined shall constitute the basis of acceptance. One test per heat shall be made. 5.1.2 When a fine austenitic grain size is specified, the steel shall have a grain size number of 5 or higher as determined in accordance with Test Methods E112. Conformance to this grain size of 70 % of the area examined shall constitute the basis of acceptance. One test per heat shall be made unless the provisions of 5.1.2.1 or 5.1.2.2 are exercised. 5.1.2.1 When aluminum is used as the grain refining element, the fine austenitic grain size requirement shall be deemed to be fulfilled if, on heat analysis, the aluminum content is not less than 0.020 % total aluminum or, alternately, 0.015 % acid soluble aluminum. The aluminum content shall be reported. The grain size test specified in 5.1.2 shall be the referee test. 106 Cb V Steels having 0.25 % carbon or less: 0.025 min 0.05 min Cb V Steels having over 0.25 % carbon: 0.015 min 0.02 min ASME BPVC.II.A-2023 SA-29/SA-29M TABLE 2 Grade Designations and Chemical Compositions of Alloy Steel Bars NOTE 1—Small quantities of certain elements are present in alloy steels, which are not specified or required. These elements are considered as incidental and may be present to the following maximum amounts: copper, 0.35 %; nickel, 0.25 %; chromium, 0.20 % and molybdenum, 0.06 %. NOTE 2—Where minimum and maximum sulfur content is shown it is indicative of resulfurized steel. NOTE 3—The chemical ranges and limits shown in Table 2 are produced to product analysis tolerances shown in Table 6. NOTE 4—Standard alloy steels can be produced with a lead range of 0.15 to 0.35 %. Such steels are identified by inserting the letter “L” between the second and third numerals of the AISI number, for example, 41 L 40. A cast or heat analysis is not determinable when lead is added to the ladle stream. Heat Chemical Ranges and Limits, % Grade Designation Carbon 1330 1335 1340 1345 Manganese Phosphorus, max Sulfur, max SiliconA Nickel Chromium Molybdenum Vanadium 0.28–0.33 0.33–0.38 0.38–0.43 0.43–0.48 1.60–1.90 1.60–1.90 1.60–1.90 1.60–1.90 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 ... ... ... ... ... ... ... ... ... ... ... ... ... 4012 4023 4024 4027 4028 4032 4037 4042 4047 0.09–0.14 0.20–0.25 0.20–0.25 0.25–0.30 0.25–0.30 0.30–0.35 0.35–0.40 0.40–0.45 0.45–0.50 0.75–1.00 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.040 0.040 0.035–0.050 0.040 0.035–0.050 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 0.15–0.25 0.20–0.30 0.20–0.30 0.20–0.30 0.20–0.30 0.20–0.30 0.20–0.30 0.20–0.30 0.20–0.30 ... ... ... ... ... ... ... ... ... 4118 4120 4121 4130 4135 4137 4140 4142 4145 4147 4150 4161 0.18–0.23 0.18–0.23 0.18–0.23 0.28–0.33 0.33–0.38 0.35–0.40 0.38–0.43 0.40–0.45 0.43–0.48 0.45–0.50 0.48–0.53 0.56–0.64 0.70–0.90 0.90–1.20 0.75–1.00 0.40–0.60 0.70–0.90 0.70–0.90 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 ... ... ... ... ... ... ... ... ... ... ... ... 0.40–0.60 0.40–0.60 0.45–0.65 0.80–1.10 0.80–1.10 0.80–1.10 0.80–1.10 0.80–1.10 0.80–1.10 0.80–1.10 0.80–1.10 0.70–0.90 0.08–0.15 0.13–0.20 0.20–0.30 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.25–0.35 ... ... ... ... ... ... ... ... ... ... ... ... 4320 4340 E4340 0.17–0.22 0.38–0.43 0.38–0.43 0.45–0.65 0.60–0.80 0.65–0.85 0.035 0.035 0.025 0.040 0.040 0.025 0.15–0.35 0.15–0.35 0.15–0.35 1.65–2.00 1.65–2.00 1.65–2.00 0.40–0.60 0.70–0.90 0.70–0.90 0.20–0.30 0.20–0.30 0.20–0.30 ... ... ... 4419 4422 4427 0.18–0.23 0.20–0.25 0.24–0.29 0.45–0.65 0.70–0.90 0.70–0.90 0.035 0.035 0.035 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 ... ... ... ... ... ... 0.45–0.60 0.35–0.45 0.35–0.45 ... ... ... 4615 4620 4621 4626 0.13–0.18 0.17–0.22 0.18–0.23 0.24–0.29 0.45–0.65 0.45–0.65 0.70–0.90 0.45–0.65 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 1.65–2.00 1.65–2.00 1.65–2.00 0.70–1.00 ... ... ... ... 0.20–0.30 0.20–0.30 0.20–0.30 0.15–0.25 ... ... ... ... 4715 4718 4720 0.13–0.18 0.16–0.21 0.17–0.22 0.70–0.90 0.70–0.90 0.50–0.70 0.035 0.035 0.035 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.70–1.00 0.90–1.20 0.90–1.20 0.45–0.65 0.35–0.55 0.35–0.55 0.45–0.60 0.30–0.40 0.15–0.25 ... ... ... 4815 4817 4820 0.13–0.18 0.15–0.20 0.18–0.23 0.40–0.60 0.40–0.60 0.50–0.70 0.035 0.035 0.035 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 3.25–3.75 3.25–3.75 3.25–3.75 ... ... ... 0.20–0.30 0.20–0.30 0.20–0.30 ... ... ... 5015 5046 0.12–0.17 0.43–0.48 0.30–0.50 0.75–1.00 0.035 0.035 0.040 0.040 0.15–0.35 0.15–0.35 ... ... 0.30–0.50 0.20–0.35 ... ... ... ... 5115 5120 5130 5132 5135 5140 5145 5147 5150 5155 5160 0.13–0.18 0.17–0.22 0.28–0.33 0.30–0.35 0.33–0.38 0.38–0.43 0.43–0.48 0.46–0.51 0.48–0.53 0.51–0.59 0.56–0.64 0.70–0.90 0.70–0.90 0.70–0.90 0.60–0.80 0.60–0.80 0.70–0.90 0.70–0.90 0.70–0.95 0.70–0.90 0.70–0.90 0.75–1.00 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 ... ... ... ... ... ... ... ... ... ... ... 0.70–0.90 0.70–0.90 0.80–1.10 0.75–1.00 0.80–1.05 0.70–0.90 0.70–0.90 0.85–1.15 0.70–0.90 0.70–0.90 0.70–0.90 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 107 SA-29/SA-29M ASME BPVC.II.A-2023 TABLE 2 Continued Heat Chemical Ranges and Limits, % Grade Designation Carbon Manganese Phosphorus, max Sulfur, max SiliconA Nickel Chromium Molybdenum Vanadium E50100 0.98–1.10 0.25–0.45 0.025 0.025 0.15–0.35 ... 0.40–0.60 ... ... E51100 0.98–1.10 0.25–0.45 0.025 0.025 0.15–0.35 ... 0.90–1.15 ... ... E52100 52100B 0.98–1.10 0.93–1.05 0.25–0.45 0.25–0.45 0.025 0.025 0.025 0.015 0.15–0.35 0.15–0.35 ... ... 1.30–1.60 1.35–1.60 ... ... ... ... 6118 6150 0.16–0.21 0.48–0.53 0.50–0.70 0.70–0.90 0.035 0.035 0.040 0.040 0.15–0.35 0.15–0.35 ... ... 0.50–0.70 0.80–1.10 ... ... 0.10–0.15 0.15 min 8115 0.13–0.18 0.70–0.90 0.035 0.040 0.15–0.35 0.20–0.40 0.30–0.50 0.08–0.15 ... 8615 8617 8620 8622 8625 8627 8630 8637 8640 8642 8645 8650 8655 8660 0.13–0.18 0.15–0.20 0.18–0.23 0.20–0.25 0.23–0.28 0.25–0.30 0.28–0.33 0.35–0.40 0.38–0.43 0.40–0.45 0.43–0.48 0.48–0.53 0.51–0.59 0.56–0.64 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.70–0.90 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.040 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.15–0.35 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.70 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.40–0.60 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 0.15–0.25 ... ... ... ... ... ... ... ... ... ... ... ... ... ... 8720 8740 0.18–0.23 0.38–0.43 0.70–0.90 0.75–1.00 0.035 0.035 0.040 0.040 0.15–0.35 0.15–0.35 0.40–0.7 0.40–0.70 0.40–0.60 0.40–0.60 0.20–0.30 0.20–0.30 ... ... 8822 0.20–0.25 0.75–1.00 0.035 0.040 0.15–0.35 0.40–0.70 0.40–0.60 0.30–0.40 ... 9254 9255 9259 9260 0.51–0.59 0.51–0.59 0.56–0.64 0.56–0.64 0.60–0.80 0.70–0.95 0.75–1.00 0.75–1.00 0.035 0.035 0.035 0.035 0.040 0.040 0.040 0.040 1.20–1.60 1.80–2.20 0.70–1.10 1.80–2.20 ... ... ... ... 0.60–0.80 ... 0.45–0.65 ... ... ... ... ... ... ... ... ... E9310 0.08–0.13 0.45–0.65 0.025 3.00–3.50 1.00–1.40 0.08–0.15 ... 50B44 50B46 50B50 50B60 0.43–0.48 0.44–0.49 0.48–0.53 0.56–0.64 0.75–1.00 0.75–1.00 0.75–1.00 0.75–1.00 0.035 0.035 0.035 0.035 ... ... ... ... 0.20–0.60 0.20–0.35 0.40–0.60 0.40–0.60 ... ... ... ... ... ... ... ... 51B60 0.56–0.64 0.75–1.00 0.035 0.040 0.15–0.35 ... 0.70–0.90 ... ... 81B45 0.43–0.48 0.75–1.00 0.035 0.040 0.15–0.35 0.20–0.40 0.35–0.55 0.08–0.15 ... 94B17 94B30 0.15–0.20 0.28–0.33 0.75–1.00 0.75–1.00 0.035 0.035 0.040 0.040 0.15–0.35 0.15–0.35 0.30–0.60 0.30–0.60 0.30–0.50 0.30–0.50 0.08–0.15 0.08–0.15 ... ... 0.025 0.15–0.30 Standard Boron SteelsC 0.040 0.15–0.35 0.040 0.15–0.35 0.040 0.15–0.35 0.040 0.15–0.35 A Silicon may be specified by the purchaser as 0.10 % maximum. The need for 0.10 % maximum generally relates to severe cold-formed parts. The purchaser may also require the following maximums: copper 0.30 %; aluminum 0.050 %; oxygen 0.0015 %. These steels can be expected to contain 0.0005 to 0.003 % boron. If the usual titanium additive is not permitted, the steels can be expected to contain up to 0.005 % boron. B C 5.1.2.3 When provisions of 5.1.2.1 or 5.1.2.2 are exercised, a grain size test is not required unless specified by the purchaser. Unless otherwise specified, fine austenitic grain size shall be certified using the analysis of grain refining element(s). 5.1.2.4 Referee Test—In the event that the chemical analysis of columbium8 or vanadium does not meet the requirements of 5.1.2.2, the grain size test shown in 5.1.2 shall be the referee test unless an alternative test method is agreed upon between the manufacturer and the purchaser. 108 ASME BPVC.II.A-2023 TABLE 3 Heat Analysis Chemical Ranges and Limits of Carbon Steel Bars Methods and Definitions A370, and especially Supplement I thereof, on steel bar products. Chemical Ranges and Limits, % Element CarbonA When Maximum of Specified Elements is: ... to 0.12, incl over 0.12 to over 0.25 to over 0.40 to over 0.55 to over 0.80 0.25, 0.40, 0.55, 0.80, incl incl incl incl Range Lowest Maximum ... ... 0.05 0.06 0.07 0.10 0.13 0.06 ... ... ... ... ... ... Manganese ... to 0.40, incl over 0.40 to 0.50, incl over 0.50 to 1.65, incl ... 0.15 0.20 0.30 0.35 ... ... ... Phosphorus to 0.040, incl over 0.040 to 0.08, incl over 0.08 to 0.13, incl ... 0.03 0.05 0.040B ... ... Sulfur to 0.050, incl over 0.050 to 0.09, incl over 0.09 to 0.15, incl over 0.15 to 0.23, incl over 0.23 to 0.50, incl ... 0.03 0.05 0.07 0.09 0.050B ... ... ... ... SiliconC ... to 0.10, incl over 0.10 to over 0.15 to over 0.20 to over 0.30 to ... ... 0.08 0.10 0.15 0.20 0.10 ... ... ... ... ... Copper D Lead 0.15, 0.20, 0.30, 0.60, incl incl incl incl SA-29/SA-29M 6.3 Retests: 6.3.1 If any test specimen shows defective machining or develops flaws, the specimen may be discarded and another substituted. 6.3.2 If the percentage elongation of any tension specimen is less than that specified and any part of the fracture is more than 3⁄4 in. [20 mm] from the center of a 2 in. [50 mm] specimen, or is outside the middle half of the gage length of an 8 in. [200 mm] specimen as indicated by scribe scratches marked on the specimen before testing, a retest shall be allowed. 6.3.3 For “as-wrought” material, if the results for any original tension specimen are within 2000 psi [14 MPa] of the required tensile strength, within 1000 psi [7 MPa] of the required yield point, or within 2 % of the required elongation, retesting shall be permitted. If the original testing required only one test, the retest shall consist of two random tests from the heat or lot involved. If the original testing required two tests of which one failed by the amounts listed in this paragraph, the retest shall be made on one random test from the heat or lot. If the results on the retest specimen or specimens meet the specified requirements, the heat or test lot will be accepted. If the results of one retest specimen do not meet the specified requirements, the material is subject to rejection. 6.3.4 For thermally treated bars, if the results of the mechanical tests do not conform to the requirements specified, two more tests may be selected for each bar failing, and each of these retests shall conform to the requirements of the product specification. 6.3.5 If a bend specimen fails, due to conditions of bending more severe than required by the specification, a retest shall be permitted from the heat or test lot involved for which one random specimen for each original specimen showing failure shall be used. If the results on the retest specimen meet the requirements of the specification, the heat or test lot will be accepted. When copper is required 0.20 min is generally used When lead is required, a range of 0.15 to 0.35 is specified BismuthE CalciumE SeleniumE TelluriumE A The carbon ranges shown in the column headed “Range” apply when the specified maximum limit for manganese does not exceed 1.10 %. When the maximum manganese limit exceeds 1.10 %, add 0.01 to the carbon ranges shown above. B For steels produced in merchant quality the phosphorus maximum is 0.04 % and the sulfur maximum is 0.05 %. C It is not common practice to produce a rephosphorized and resulfurized carbon steel to specified limits for silicon because of its adverse effect on machinability. D A cast or heat analysis is not determinable when lead is added to the ladle stream. E Element specification range as agreed upon between purchaser and supplier. 7. Dimensions, Mass, and Permissible Variations 7.1 Hot-Wrought Bars—The permissible variations for dimensions of hot-wrought carbon and alloy steel bars shall not exceed the applicable limits stated in Annex A1 for inch-pound values and Annex A2 for metric values. 8. Workmanship, Finish, and Appearance 6. Mechanical Property Requirements 8.1 The material shall be free of injurious defects and shall have a workmanlike finish. 6.1 Test Specimens: 6.1.1 Selection—Test specimens shall be selected in accordance with the requirements of the applicable product specification or in accordance with Supplement I of the latest issue of Test Methods and Definitions A370, in the sequence named. 6.1.2 Preparation—Unless otherwise specified in the applicable product specification, test specimens shall be prepared in accordance with the latest issue of Test Methods and Definitions A370, and especially Supplement I thereof. 9. Rework and Retreatment 9.1 For thermally treated bars only, the manufacturer may retreat a lot one or more times, and retests shall be made in the same manner as the original tests. Each such retest shall conform to the requirements specified. 10. Inspection 10.1 The inspector representing the purchaser shall have entry, at all times while work on the contract of the purchaser 6.2 Methods of Mechanical Testing—All mechanical tests shall be conducted in accordance with the latest issue of Test 109 SA-29/SA-29M ASME BPVC.II.A-2023 TABLE 4 Heat Analysis Chemical Ranges and Limits of Alloy Steel Bars NOTE 1—Boron steels can be expected to have 0.0005 % minimum boron content. NOTE 2—Alloy steels can be produced with a lead range of 0.15 to 0.35 %. A cast or heat analysis is not determinable when lead is added to the ladle stream. Chemical Ranges and Limits, % Element Carbon Manganese Phosphorus Sulfur Silicon Nickel Chromium Molybdenum Tungsten Vanadium Aluminum Copper When Maximum of Specified Element is: To 0.55, incl Over 0.55–0.70, incl Over 0.70 to 0.80, incl Over 0.80–0.95, incl Over 0.95–1.35, incl To 0.60, incl Over 0.60–0.90, incl Over 0.90–1.05, incl Over 1.05–1.90, incl Over 1.90–2.10, incl Basic open-hearth or basicoxygen steel Acid open-hearth steel Basic electric-furnace steel Acid electric-furnace steel To 0.050, incl Over 0.050–0.07, incl Over 0.07–0.10, incl Over 0.10–0.14, incl Basic open-hearth or basicoxygen steel Acid open-hearth steel Basic electric-furnace steel Acid electric-furnace steel To 0.20, incl Over 0.20–0.30, incl Over 0.30–0.60, incl Over 0.60–1.00, incl Over 1.00–2.20, incl Acid steelsB To 0.50, incl Over 0.50–1.50, incl Over 1.50–2.00, incl Over 2.00–3.00, incl Over 3.00–5.30, incl Over 5.30–10.00, incl To 0.40, incl Over 0.40–0.90, incl Over 0.90–1.05, incl Over 1.05–1.60, incl Over 1.60–1.75, incl Over 1.75–2.10, incl Over 2.10–3.99, incl To 0.10, incl Over 0.10–0.20, incl Over 0.20–0.50, incl Over 0.50–0.80, incl Over 0.80–1.15, incl To 0.50, incl Over 0.50–1.00, incl Over 1.00–2.00, incl Over 2.00–4.00, incl To 0.25, incl Over 0.25–0.50, incl Up to 0.10, incl Over 0.10–0.20, incl Over 0.20–0.30, incl Over 0.30–0.80, incl Over 0.80–1.30, incl Over 1.30–1.80, incl To 0.60, incl Over 0.60–1.50, incl Over 1.50–2.00, incl Open-Hearth or Basic-Oxygen Steel Electric Furnace Steel 0.05 0.08 0.10 0.12 0.13 0.20 0.20 0.25 0.30 0.40 0.05 0.07 0.09 0.11 0.12 0.15 0.20 0.25 0.30 0.35 Maximum Limit, %A 0.035 0.050 0.025 0.050 0.015 0.02 0.04 0.05 0.015 0.02 0.04 0.05 0.040 0.050 0.025 0.050 0.08 0.15 0.20 0.30 0.40 0.08 0.15 0.20 0.30 0.35 0.20 0.30 0.35 0.40 0.50 1.00 0.15 0.20 0.25 0.30 0.20 0.30 0.35 0.40 0.50 1.00 0.15 0.20 0.25 0.30 0.35 0.40 0.50 0.05 0.07 0.10 0.15 0.20 0.20 0.30 0.50 0.60 0.05 0.10 0.05 0.10 0.15 0.25 0.35 0.45 0.20 0.30 0.35 C C C 0.05 0.07 0.10 0.15 0.20 0.20 0.30 0.50 0.60 0.05 0.10 0.05 0.10 0.15 0.25 0.35 0.45 0.20 0.30 0.35 A Applies to only nonrephosphorized and nonresulfurized steels. Minimum silicon limit for acid open-hearth or acid electric-furnace alloy steels is 0.15 %. C Not normally produced in open-hearth. B 110 ASME BPVC.II.A-2023 TABLE 5 Permissible Variations for Product Analysis of Carbon Steel Element CarbonA Manganese PhosphorusA,B SulfurA,B Silicon Copper LeadC Limit, or Maximum of Specified Range, % Over Maximum Limit, % Under Minimum Limit, % 0.02 0.03 0.04 0.03 0.06 0.008 0.01 0.008 0.02 0.05 ... 0.03 0.02 0.03 0.04 0.03 0.06 ... 0.01 ... 0.02 0.05 0.02 0.03 0.25 and under over 0.25 to 0.55, incl over 0.55 0.90 and under over 0.90 to 1.65, incl basic steels acid bessemer steel 0.35 and under over 0.35 to 0.60, incl under minimum only 0.15 to 0.35, incl SA-29/SA-29M with this specification. All tests (except product analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be so conducted as not to interfere unnecessarily with the operation of the works. 10.2 All required tests and inspection shall be made by the manufacturer prior to shipment. 11. Rejection 11.1 Unless otherwise specified, any rejection because of noncompliance to the requirements of the specification shall be reported by the purchaser to the manufacturer within 30 working days after receipt of samples. A Rimmed and capped steels are not subject to rejection on product analysis unless misapplication is clearly indicated. B Resulfurized or rephosphorized steels are not subject to rejection on product analysis for these elements unless misapplication is clearly indicated. C Product analysis tolerance for lead applies both over and under to a specified range of 0.15 to 0.35 %. 11.2 Material that shows imperfections capable of adversely affecting processibility subsequent to its acceptance at the purchaser’s works will be rejected, and the manufacturer shall be notified. 12. Rehearing 12.1 Samples that represent rejected material shall be preserved for two weeks from the date rejection is reported to the manufacturer. In case of dissatisfaction with the results of the tests, the manufacturer may make claim for a rehearing within that time. TABLE 6 Permissible Variations for Product Analysis of Alloy Steel Elements Carbon Manganese Phosphorus Sulfur Silicon Nickel Chromium Molybdenum Vanadium Tungsten Aluminum LeadA Copper Limit, or Maximum of Specified Range, % 0.30 and under over 0.30 to 0.75, incl over 0.75 0.90 and under over 0.90 to 2.10, incl over maximum only 0.060 and under 0.40 and under over 0.40 to 2.20, incl 1.00 and under over 1.00 to 2.00, incl over 2.00 to 5.30, incl over 5.30 to 10.00, incl 0.90 and under over 0.90 to 2.10, incl over 2.10 to 3.99, incl 0.20 and under over 0.20 to 0.40, incl over 0.40 to 1.15, incl 0.10 and under over 0.10 to 0.25, incl over 0.25 to 0.50, incl minimum value specified, under minimum limit only 1.00 and under over 1.00 to 4.00, incl 0.10 and under over 0.10 to 0.20, incl over 0.20 to 0.30, incl over 0.30 to 0.80, incl over 0.80 to 1.80, incl 0.15 to 0.35, incl to 1.00 incl over 1.00 to 2.00, incl Permissible Variations Over Maximum Limit or Under Minimum Limit, % 0.01 0.02 0.03 0.03 0.04 0.005 0.005 0.02 0.05 0.03 0.05 0.07 0.10 0.03 0.05 0.10 0.01 0.02 0.03 0.01 0.02 0.03 0.01 13. Product Marking 13.1 Civilian Procurement—Bars of all sizes, when loaded for shipment, shall be properly identified with the name or brand of manufacturer, purchaser’s name and order number, the ASTM designation (year date is not required), grade number where appropriate, size and length, weight of lift, and the heat number for identification. Unless otherwise specified, the method of marking is at the manufacturer’s option and may be made by hot stamping, cold stamping, painting, or marking tags attached to the lifts of bars. 13.1.1 Bar code marking may be used as an auxiliary method of identification. Such bar-code markings shall be of the 3-of-9 type and shall conform to AIAG B1. When barcoded tags are used, they shall conform to AIAG B5. 13.2 Government Procurement: 13.2.1 Marking for shipment shall be in accordance with the requirements specified in the contract or order and shall be in accordance with MIL-STD-163 for military agencies and in accordance with Fed. Std. No. 123 for civil agencies. 13.2.2 For government procurement by the Defense Supply Agency, the bars shall be continuously marked for identification in accordance with Fed. Std. No. 183. 0.04 0.08 0.03 0.04 0.05 0.07 0.10 0.03 0.03 0.05 14. Packaging 14.1 Civilian Procurement—Unless otherwise specified, the bars shall be packaged and loaded in accordance with Guide A700. A Product analysis tolerance for lead applies both over and under to a specified range of 0.15 to 0.35 %. 14.2 Government Procurement—MIL-STD-163 shall apply when packaging is specified in the contract or order, or when Level A for preservation, packaging, and packing is specified for direct procurement by or direct shipment to the government. is being performed, to all parts of the manufacturer’s works that concern the manufacture of the material ordered. The manufacturer shall afford the inspector all reasonable facilities to satisfy him that the material is being furnished in accordance 111 SA-29/SA-29M ASME BPVC.II.A-2023 15. Keywords 15.1 alloy steel bars; carbon steel bars; cold finished steel bars; general delivery requirements; hot wrought steel bars; steel bars SUPPLEMENTARY REQUIREMENTS The following supplementary requirements shall apply only when specified by the purchaser in the contract or order. S1. Flat Bar Thickness Tolerances S1.1 When flat bars are specified in metric units to a thickness under tolerance of 0.3 mm, the thickness tolerance of Table S1.1 shall apply. TABLE S1.1 Thickness and Width Tolerances for Hot-Wrought Square-Edge and Round-Edge Flat Bars Ordered to 0.3 mm Under ToleranceA NOTE 1—Tolerance under specified thickness 0.3 mm. Specified Width, mm To 25, incl Over 25 to 50, incl Over 50 to 100, incl Over 100 to 150, incl Over 150 to 200, incl A Tolerances over Specified Thickness for Thickness Given, mm Tolerance from Specified Width, mm Over 6 to 12, incl Over 12 to 25, incl Over 25 to 50, incl Over 50 to 75, incl Over 75 Over Under ... ... 0.5 0.5 0.5 ... 0.5 0.7 0.7 1.0 ... 1.3 1.3 1.3 1.3 ... ... 2.1 2.1 2.1 ... ... 2.1 2.1 2.9 0.5 1.0 1.5 2.5 3.0 0.5 1.0 1.0 1.5 2.5 When a square is held against a face and an edge of a square-edge flat bar, the edge shall not deviate by more than 3° or 5 % of the thickness. ANNEXES (Mandatory Information) A1. PERMISSIBLE VARIATIONS IN DIMENSIONS, ETC.—INCH-POUND UNITS A1.1 Listed below are permissible variations in dimensions expressed in inch-pound units of measurement. 112 ASME BPVC.II.A-2023 SA-29/SA-29M TABLE A1.1 Permissible Variations in Cross Section for HotWrought Round, Square, and Round-Cornered Square Bars of Steel Permissible Variation from Specified Size, in.A Specified Size, in. To 5⁄16, incl Over 5⁄16 to 7⁄16, incl Over 7⁄16 to 5⁄8, incl Over 5⁄8 to 7⁄8, incl Over 7⁄8 to 1, incl Over 1 to 11⁄8 , incl Over 11⁄8 to 11⁄4, incl Over 11⁄4 to 13⁄8, incl Over 13⁄8 to 11⁄2, incl Over 11⁄2 to 2, incl Over 2 to 21⁄2 , incl Over 21⁄2 to 31⁄2, incl Over 31⁄2 to 41⁄2, incl Over 41⁄2 to 51⁄2, incl Over 51⁄2 to 61⁄2, incl Over 61⁄2 to 81⁄4, incl Over 81⁄4 to 91⁄2, incl Over 91⁄2 to 10, incl Over Under 0.005 0.006 0.007 0.008 0.009 0.010 0.011 0.012 0.014 1⁄64 1⁄32 3⁄64 1⁄16 5⁄64 1⁄8 5⁄32 3⁄16 1⁄4 0.005 0.006 0.007 0.008 0.009 0.010 0.011 0.012 0.014 1⁄64 0 0 0 0 0 0 0 0 Out-of-Round or Out-of-Square, in.B 0.008 0.009 0.010 0.012 0.013 0.015 0.016 0.018 0.021 0.023 0.023 0.035 0.046 0.058 0.070 0.085 0.100 0.120 A Steel bars are regularly cut to length by shearing or hot sawing, which can cause end distortion resulting in those portions of the bar being outside the applicable size tolerance. When this end condition is objectionable, a machine cut end should be considered. B Out-of-round is the difference between the maximum and minimum diameters of the bar, measured at the same cross section. Out-of-square is the difference in the two dimensions at the same cross section of a square bar between opposite faces. TABLE A1.2 Permissible Variations in Cross Section for HotWrought Hexagonal Bars of Steel Specified Sizes Between Opposite Sides, in. Out-of-Hexagon Permissible Variations from Specified Size, in.A (Carbon Steel and Alloy Steel) or Outof-Octagon (Alloy Over Under Steel), in.B To 1⁄2, incl Over 1⁄2 to 1, incl Over 1 to 11⁄2 , incl Over 11⁄2 to 2, incl Over 2 to 21⁄2 , incl Over 21⁄2 to 31⁄2, incl Over 31⁄2 to 41⁄16, incl 0.007 0.010 0.021 1⁄32 3⁄64 1⁄16 5⁄64 0.007 0.010 0.013 1⁄64 1⁄64 1⁄64 1⁄64 0.011 0.015 0.025 1⁄32 3⁄64 1⁄16 5⁄64 A Steel bars are regularly cut to length by shearing or hot sawing, which can cause end distortion resulting in those portions of the bar being outside the applicable size tolerance. When this end condition is objectionable, a machine cut end should be considered. B Out-of-hexagon or out-of-octagon is the greatest difference between any two dimensions at the same cross section between opposite faces. TABLE A1.3 Permissible Variations in Thickness and Width for Hot-Wrought Square Edge and Round Edge Flat BarsA Specified Width, in. To 1, incl Over 1 to Over 2 to Over 4 to Over 6 to 2, 4, 6, 8, incl incl incl incl Permissible Variations in Thickness, for Thickness Given, Over and Under, in.B 0.203 to 0.230, excl 0.230 to 1⁄4, excl 0.007 0.007 0.008 0.009 0.007 0.007 0.008 0.009 0.015 C ⁄ to 1⁄2, incl Over 1⁄2 to 1, incl 0.008 0.012 0.015 0.015 0.016 0.010 0.015 0.020 0.020 0.025 14 Over 2 to 3, incl Over 3 Over Under ... ⁄ 1⁄32 1⁄32 1⁄32 ... ... 3⁄64 3⁄64 3⁄64 ... ... 3⁄64 3⁄64 1⁄16 1 64 ⁄ ⁄ 1⁄16 3⁄32 1⁄8 1 64 1 32 1 32 1 32 A Permissible Variations in Width, in. Over 1 to 2, incl ⁄ ⁄ 1⁄32 1⁄16 3⁄32 When a square is held against a face and an edge of a square edge flat bar, the edge shall not deviate by more than 3° or 5 % of the thickness. Steel bars are regularly cut to length by shearing or hot sawing, which can cause end distortion resulting in those portions of the bar being outside the applicable size tolerance. When this end condition is objectionable, a machine cut end should be considered. C Flats over 6 to 8 in., incl, in width, are not available as hot-wrought steel bars in thickness under 0.230 in. B 113 SA-29/SA-29M ASME BPVC.II.A-2023 TABLE A1.4 Permissible Variations in Thickness, Length, and Out-of-Square for Hot-Wrought Bar Size Angles of Carbon Steel Specified Length of Leg, in.A To 1, incl Over 1 to 2, incl Over 2 to 3, excl Permissible Variations in Thickness, for Thicknesses Given, Over and Under, in. Over 3⁄16 to 3⁄8, Over 3⁄8 To 3⁄16, incl incl 0.008 0.010 ... 0.010 0.010 0.012 0.012 0.015 0.015 Permissible Variations for Length of Leg, Over and Under, in. 1⁄ 32 3⁄ 64 1⁄16 A The longer leg of an unequal angle determines the size for tolerance. The out-of-square tolerance in either direction is 11⁄2 °. TABLE A1.5 Permissible Variations in Dimensions for HotWrought Bar Size Channels of Carbon Steel Permissible Variations in Size, Over and Under, in. Specified Size of Channel, in. To 1 ⁄ , incl Over 11⁄2 to 3, excl 12 Depth of SectionB ⁄ ⁄ Thickness of Web for Thickness Given Width of FlangesB To 3⁄16, incl Over 3⁄16 0.010 0.015 0.015 0.020 ⁄ ⁄ 1 32 1 32 1 16 1 16 Out-ofSquareA if Either Flange, in./in. of Flange Width 1⁄32 1⁄32 A For channels 5⁄8 in. and under in depth, the out-of-square tolerance is 3⁄64 in. ⁄in. of depth. B Measurements for depth of section and width of flanges are overall. TABLE A1.6 Permissible Variations in Dimensions for Hot-Wrought Bar Size Tees of Carbon Steel Specified Size of Tee, in.A To 11⁄4 , incl Over 11⁄4 to 2, incl Over 2 to 3, excl A B C Width or DepthB Over Under 3⁄64 3⁄64 1⁄16 1⁄16 3⁄32 3⁄32 Permissible Variations in Size, in. Thickness of Flange Thickness of Stem Over Under Over Under 0.010 0.010 0.005 0.020 0.012 0.012 0.010 0.020 0.015 0.015 0.015 0.020 The longer member of the unequal tee determines the size for tolerances. Measurements for both width and depth are overall. Stem out-of-square is the variation from its true position of the center line of the stem measured at the point. TABLE A1.7 Permissible Variations in Dimensions for HalfRounds, Ovals, Half-Ovals, and Other Special Bar Size Sections Due to mill facilities, tolerances on half-rounds, ovals, half-ovals, and other special bar size sections vary among the manufacturers and such tolerances should be negotiated between the manufacturer and the purchaser. 114 Stem out-ofSquareC 1⁄ 32 1⁄16 3⁄32 ASME BPVC.II.A-2023 SA-29/SA-29M TABLE A1.8 Permissible Variations in Length for Hot-Wrought Rounds, Squares, Hexagons, Flats, and Bar Size Sections of Steel Specified Size of Rounds, Squares, and Hexagons, in. Permissible Variations Over Specified Length, in.A Specified Size of Flats, in. Thickness Width 5 to 10 ft, excl Bar Size Sections to 1, incl over 1 to 1, incl over 1 ... 0.230 to 1, incl over 1 to 3, incl ... to 3, incl to 3, incl over 3 to 6, incl over 3 to 6, incl ... over 6 to 8, incl over 6 to 8, incl ... ⁄ ⁄ 5⁄8 1 2 3⁄4 11⁄4 5⁄8 To 31⁄2, incl Over 31⁄2 to 5, incl Over 5 to 10, incl 1 and over ... ... 3 and over ... ... B 10 to 20 ft, excl 20 to 30 ft, excl 30 to 40 ft, excl 40 to 60 ft, excl 34 ⁄ 1 1 11⁄2 21⁄2 11⁄4 13⁄4 1 11⁄4 11⁄2 11⁄2 13⁄4 23⁄4 13⁄4 2 11⁄2 13⁄4 2 2 21⁄4 3 31⁄2 31⁄2 2 21⁄4 21⁄2 21⁄2 23⁄4 31⁄4 4 4 21⁄2 11⁄2 2 21⁄2 13⁄4 21⁄4 23⁄4 21⁄4 25⁄8 3 23⁄4 3 31⁄4 Mill Shearing To 1, incl Over 1 to 2, incl Over 2 to 5, incl Over 5 to 10, incl 12 58 Hot Sawing ... B A No permissible variations under. B Shorter lengths are not hot sawed. TABLE A1.9 Permissible Variations in Length for Recutting of Bars Meeting Special Straightness Tolerances Sizes of Rounds, Squares, Hexagons, Width of Flats and Maximum Dimension of Other Sections, in.A Tolerances Over Specified Length, in.A To 12 ft, incl Over 12 ft ⁄ ⁄ ⁄ 9⁄16 11⁄16 To 3, incl Over 3 to 6, incl Over 6 to 8, incl Rounds over 8 to 10, incl. A 14 ⁄ 7⁄16 9⁄16 5 16 5 16 7 16 No tolerance under. TABLE A1.10 Permissible Variations in Straightness for HotWrought Bars and Bar Size Sections of SteelA Standard tolerances Special tolerances ⁄ in. in any 5 ft and (1⁄4 in. × length in ft)/5 ⁄ in. in any 5 ft and (1⁄8 in. × length in ft)/5 14 18 A Because of warpage, straightness tolerances do not apply to bars if any subsequent heating operation or controlled cooling has been performed. A2. DIMENSIONAL TOLERANCES—SI UNITS A2.1 Listed below are permissible variations in dimensions expressed in SI units of measurement. TABLE A2.1 Tolerances in Sectional Dimensions for Round and Square Bars and Round-Cornered Square Bars Size, mm Tolerance from Specified Size, Over and Under, mm or %A Out-of-Round, or Out-of-Square Section,B mm or %A 0.13 mm 0.15 mm 0.18 mm 0.20 mm 1% 0.20 mm 0.22 mm 0.27 mm 0.30 mm 1.5 % To 7, incl Over 7 to 11, incl Over 11 to 15, incl Over 15 to 19, incl Over 19 to 250, incl A The tolerance shall be rounded to the nearest tenth of a millimetre after calculation. Out-of-round is the difference between the maximum and the minimum diameters of the bar, measured at the same cross section. Out-of-square is the difference in the two dimensions at the same cross section of a square bar between opposite faces. B 115 SA-29/SA-29M ASME BPVC.II.A-2023 TABLE A2.2 Tolerances in Cross Section for Hot-Wrought Hexagonal and Octagonal Steel Bars Out of Hexagon or Out of Octagon, mmA Tolerance from Specified Size, mm Specified Size Between Opposite Sides, mm To 13, incl Over 13 to Over 25 to Over 40 to Over 50 to Over 65 to Over 80 to A 25, incl 40, incl 50, incl 65, incl 80, incl 100, incl Over Under 0.18 0.25 0.55 0.8 1.2 1.6 2.0 0.18 0.25 0.35 0.40 0.40 0.40 0.40 0.3 0.4 0.6 0.8 1.2 1.6 2.0 Out of hexagon or out of octagon is the greatest difference between any two dimensions at the cross section between opposite faces. TABLE A2.3 Thickness and Width Tolerances for Hot-Wrought Square-Edge and Round-Edge Flat BarsA,B Tolerances from Specified Thickness for Thickness Given Over and Under, mm Specified Width, mm Over 5 to 6, incl To 25, incl Over 25 to 50, incl Over 50 to 100, incl Over 100 to 150, incl Over 150 to 200, incl A B Over 6 to 12, incl Over 12, to 25, incl Over 25 to 50, incl Over 50 to 75 0.20 0.30 0.40 0.40 0.40 0.25 0.40 0.50 0.50 0.65 ... 0.8 0.8 0.8 0.8 ... ... 1.2 1.2 1.2 0.18 0.18 0.20 0.25 A Tolerances from Specified Width, mm Over 75 Over Under ... ... 1.2 1.2 1.6 0.5 1.0 1.5 2.5 3.0 0.5 1.0 1.0 1.5 2.5 When a square is held against a face and an edge of a square edge flat bar, the edge shall not deviate by more than 3° or 5 % of the thickness. Flats over 150 to 200 mm, incl in width are not available as hot-wrought bars in thickness 6 mm and under. TABLE A2.4 Thickness, Length, and Out-of-Square Tolerances for Hot-Wrought Bar Size Angles Tolerances in Thickness for Thickness Given, Over and Under, mm Specified Length of Leg, mmA,B To 50, incl Over 50 to 75, excl A B To 5, incl Over 5 to 10, incl Over 10 0.2 0.3 0.2 0.4 0.3 0.4 Tolerances for Length of Leg Over and Under, mm 1 2 The longer leg of an unequal angle determines the size for tolerance. Out of square tolerances in either direction is 11⁄2 ° = 0.026 mm/mm. TABLE A2.5 Dimensional Tolerances for Hot-Wrought Bar Size Channels Tolerances in Size, Over and Under, mm Specified Size of Channel, mm To 40, incl Over 40 to 75, excl A B Out of Square of Either Flange per mm of Flange Width,B mm Thickness of Web Depth of SectionA Width of FlangesA 1 2 1 2 To 5, incl 0.2 0.4 Measurements for depth of section and width of flanges are overall. For channels 16 mm and under in depth, out of square tolerance is 0.05 mm/mm. 116 Over 5 0.4 0.5 0.03 0.03 ASME BPVC.II.A-2023 SA-29/SA-29M TABLE A2.6 Dimensional Tolerances for Hot-Wrought Bar Size Tees Specified Size of Tee,A mm Width or Depth,B Over Under 1 1 2 2 2 2 To 30, incl Over 30 to 50, incl Over 50 to 75, excl Tolerances in Size, mm Thickness of Flange Over Under 0.2 0.2 0.3 0.3 0.4 0.4 Thickness of Stem Over Under 0.1 0.5 0.2 0.5 0.4 0.5 Stem Out of SquareC 1 2 2 A The longer member of the unequal tee determines the size for tolerances. Measurements for width and depth are over all. C Stem out of square is the tolerance from its true position of the center line of the stem measured at the point. B TABLE A2.7 Permissible Variations in Dimensions for Half-Rounds, Ovals, Half-Ovals, and Other Special Bar Size Sections Due to mill facilities, tolerances on half-rounds, ovals, and other special bar size sections vary among the manufacturers and such tolerances should be negotiated between the manufacturer and the purchaser. TABLE A2.8 Length Tolerances for Hot-Wrought Rounds, Squares, Hexagons, Octagons, Flats, and Bar Size Sections Tolerances over Specified Length, mmA Specified Size of Flats, mm Specified Size of Rounds, Squares, Hexagons and Octagons, mm To 25, incl Over 25 to 50, incl Over 50 to 125, incl Over 125 to 250, incl Bar Size Sections To 90, incl Over 90 to 125, incl Over 125 to 250, incl A B Thickness Width to 25, incl over 25 to 25, incl over 25 ... over 6 to 25, incl over 25 to 75, incl ... Hot Shearing to 75, incl to 75, incl over 75 to 150, incl over 75 to 150, incl ... over 150 to 200, incl over 150 to 200, incl ... 25 and over ... ... Hot Sawing 75 and over ... ... 1500 to 3000, excl 3000 to 6000, excl 6000 to 9000, excl 9000 to 12 000, excl 12 000 to 18 000, excl 15 15 15 25 50 20 30 15 20 25 25 40 65 30 45 25 35 40 40 45 70 45 50 40 45 50 50 60 75 90 90 50 60 65 65 70 85 100 100 65 B 40 50 65 45 60 70 60 65 75 70 75 85 B No tolerance under. Shorter lengths are not hot sawed. TABLE A2.9 Length Tolerances for Recutting of Bars Meeting Special Straightness Tolerances Sizes of Rounds, Squares, Hexagons, Octagons, Widths of Flats and Maximum Dimensions of Other Sections, mm Tolerances over Specified Length, mmA To 75, incl Over 75 to 150, incl Over 150 to 200, incl Rounds over 200 to 250, incl A To 3700 mm, incl Over 3700 mm 6 8 11 14 8 11 14 18 No tolerance under. TABLE A2.10 Straightness Tolerances for Hot-Wrought Bars and Bar Size SectionsA 6 mm in any 1500 mm and (length in mm/250)B 3 mm in any 1500 mm and (length in mm/500)B Standard Tolerances Special Tolerances A B Because of warpage, straightness tolerances do not apply to bars if any subsequent heating operation or controlled cooling has been performed. Round to the nearest whole millimetre. 117 SA-29/SA-29M ASME BPVC.II.A-2023 A3. REQUIREMENTS FOR THE INTRODUCTION OF NEW MATERIALS A3.1 New materials may be proposed for inclusion in specifications referencing this specification of general requirements subject to the following conditions: A3.1.1 Application for the addition of a new grade to a specification shall be made to the chair of the subcommittee that has jurisdiction over that specification. A3.1.2 The application shall be accompanied by a statement from at least one user indicating that there is a need for the new grade to be included in the applicable specification. A3.1.3 The application shall be accompanied by test data as required by the applicable specification. Test data from a minimum of three test lots, as defined by the specification, each from a different heat, shall be furnished. A3.1.4 The application shall provide recommendations for all requirements appearing in the applicable specification. A3.1.5 The application shall state whether or not the new grade is covered by patent. 118 ASME BPVC.II.A-2023 SPECIFICATION FOR STEEL RIVETS AND BARS FOR RIVETS, PRESSURE VESSELS SA-31 (Identical with ASTM Specification A31-14 except that 3.1.7 has been deleted, Note 1 has been revised for ASME and certification is mandatory in 14.) 119 SA-31 SA-31 ASME BPVC.II.A-2023 SPECIFICATION FOR STEEL RIVETS AND BARS FOR RIVETS, PRESSURE VESSELS SA-31 1. Scope 1.1 This specification covers steel rivets for use in boilers and pressure vessels and steel bars for use in the manufacture of rivets. 3. Ordering Information 3.1 Orders for rivets and bars under this specification shall include: 3.1.1 Specification designation and date of issue, 3.1.2 Quantity — Number of pieces for rivets and weight for bars, 3.1.3 Name of product and grade (A or B), 3.1.4 Size (diameter and length), 3.1.5 Rivet head type, 3.1.6 If inspection at point of manufacture is required, 3.1.7 DELETED 3.1.8 Additional testing or special requirements, if required. 3.1.9 For establishment of a part identifying system, see ASME B18.24. 1.2 Two grades are covered: 1.2.1 Grade A — Bars having a yield point of 23 000 psi (160 MPa) minimum with no controls on carbon content. 1.2.2 Grade B — Bars having a yield point of 29 000 psi (200 MPa) minimum with carbon 0.28% maximum. 1.2.3 Rivets are manufactured from the applicable bar grade. 1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. NOTE 1 — A typical ordering description is: ASME SA-31, 2015 edition, 10 000 pieces, steel rivets Grade A, button head. 2. Referenced Documents 2.1 ASTM Standards: A 29 /A 29M Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for A 370 Test Methods and Definitions for Mechanical Testing of Steel Products A 751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products F 1470 Guide for Fastener Sampling for Specified Mechanical Properties and Performance Inspection 4. Materials and Manufacture 4.1 The steel shall be made by any of the following processes: open-hearth, electric-furnace, or basic-oxygen. 4.2 Rivets shall be manufactured from rivet bars conforming to the applicable grade ordered. 4.3 Rivets shall be manufactured by hot- or coldheading. 4.4 Bars shall be furnished as rolled and not pickled, blast cleaned, or oiled. At producer’s option, bars may be cleaned for inspection or cold drawn. 2.2 ASME Standards: B18.1.1 Small Solid Rivets 7⁄16 Inch Nominal Diameter and Smaller B18.1.2 Large Rivets 1⁄2 Inch Nominal Diameter and Larger B18.24 Part Identifying Number (PIN) Code System Standard for B18 Fastener Products 5. Chemical Composition 5.1 The steel shall conform to chemical composition prescribed in Table 1. 120 ASME BPVC.II.A-2023 5.2 Heat Analysis — An analysis of each heat of steel shall be made by the bar manufacturer to determine for Grades A and B the percentages of carbon, manganese, phosphorus, and sulfur. This analysis shall be made from a test ingot taken during the pouring of the heat. The chemical composition thus determined shall be reported to the purchaser or his representative and shall conform to the requirements for heat analysis in accordance with Table 1. 7.1.2 Snap gage measurement shall be made at the point of minimum diameter, but it is not required that the rivet shall turn completely in the gage. Measurements of the maximum tolerance shall be made with a ring gage, all rivets to slip full to the head in the gage of the required size for the various diameters. 7.2 Bars — The diameter of hot-finished rivet bars shall not vary from the size specified by more than the amounts in accordance with Table 5. 5.3 Product Analysis — An analysis may be made by the purchaser from finished materials representing each heat. The chemical composition thus determined shall conform to the requirements for product analysis prescribed in Table 1. 8. Workmanship, Finish, and Appearance 8.1 Rivets — The finished rivets shall be true to form, concentric, and free of injurious defects. 5.4 Application of heats of steel to which bismuth, selenium, tellurium, or lead has been intentionally added shall not be permitted. 8.2 Bars: 8.2.1 Bars shall be free of visible pipe, undue segregation, and injurious surface imperfections. 5.5 Chemical analyses shall be performed in accordance with Test Methods, Practices, and Terminology A 751. 6. SA-31 8.2.2 Surface Finish — The bars shall have a commercial hot-wrought finish obtained by conventional hot rolling. See 4.4 for producer’s descaling option. Mechanical Properties 6.1 Rivet Bend Tests: 9. Number of Tests and Retests 9.1 Rivets — Sampling for rivet bend and rivet flattening tests shall be in accordance with Guide F 1470, detection process. 6.1.1 The rivet shank of Grade A steel shall stand being bent cold through 180° flat on itself, as shown in Fig. 1, without cracking on the outside of the bent portion. 6.1.2 The rivet shank of Grade B steel shall stand being bent cold through 180° without cracking on the outside of the bent portion in accordance with Table 2. 9.2 Bars: 9.2.1 Two tension tests shall be made from each heat, unless the finished material from a heat is less than 50 tons (45 Mg), when one tension test will be sufficient. However, for material 2 in. (51 mm) and under in thickness, when the material from one heat differs 3⁄8 in. (9.5 mm) or more in thickness, one tension test shall be made from both the thickest and the thinnest material rolled regardless of the weight represented. Each test shall conform to the specified requirements. 6.2 Rivet Flattening Tests — The rivet head shall stand being flattened, while hot, to a diameter 21⁄2 times the diameter of the shank, as shown in Fig. 2, without cracking at the edges. 6.3 Bar Tensile Properties — Bars shall conform to the tensile requirements in accordance with Table 3. 6.4 Bar Bend Tests: 6.4.1 The test specimen for Grade A steel bars shall stand being bent cold through 180° flat on itself without cracking on the outside of the bent portion. 9.2.2 Retests on bars may be made in accordance with Specification A 29 /A 29M. 6.4.2 The test specimen for Grade B steel bars shall stand being bent cold through 180° without cracking on the outside of the bent portion to an inside diameter which shall have a relation to the diameter of the specimen in accordance with Table 4. 10. Specimen Preparation 10.1 Rivets — Rivets shall be tested in their full-size finished condition. Dimensions, Mass, and Permissible Variations 7.1 Rivets: 10.2 Bars: 10.2.1 Test specimen selection and preparation shall be in accordance with Specification A 29 /A 29M and Test Methods and Definitions A 370. 7.1.1 The dimensions of rivets shall conform to B18.1.2 for nominal diameters in. and larger and B18.1.1 for nominal diameters 7⁄16 in. and less. 10.2.2 Tension and bend test specimens for rivet bars which have been cold drawn shall be normalized before testing. 7. 121 SA-31 ASME BPVC.II.A-2023 11. Test Methods 11.1 Rivets — Rivet bend and flattening tests shall be in accordance with the manufacturers standard test procedures. 15. Responsibility 15.1 The party responsible for the fastener shall be the organization that supplies the fastener to the purchaser. 11.2 Bars — Tension and bend tests shall be conducted in accordance with Test Methods and Definitions A 370, and especially Supplement I thereof, on steel bar products. 16. Packaging and Package Marking 16.1 Rivets — Rivets shall be properly packed and marked to prevent damage and loss during shipment. 12. Inspection 12.1 If the testing described in Section 9 is required by the purchaser, it shall be specified in the inquiry and contract or order. 16.2 Bars — Bars shall be packed and marked in accordance with Specification A 29 /A 29M. 12.2 The inspector representing the purchaser shall have free entry at all times, while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the material ordered. The manufacturer shall afford the inspector all reasonable facilities, without charge, to satisfy him that the material is being furnished in accordance with this specification. All tests (except product analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be so conducted as not to interfere unnecessarily with the operation of the works. 17. Keywords 17.1 bars; carbon steel; pressure vessel rivets; rivets; steel FIG. 1 BEND TEST OF RIVET 13. Rejection and Rehearing 13.1 Rivets — Rivets that fail to conform to the requirements of this specification may be rejected. Rejection should be reported to the producer or supplier promptly and in writing. In case of dissatisfaction with the results of the test, the producer or supplier may make claim for a rehearing. 13.2 Bars — Rejection and rehearing shall be in accordance with Specification A 29 /A 29M. 14. Certification 14.1 The manufacturer shall furnish certification that the material was manufactured and tested in accordance with this specification together with a report of the heat analysis (5.2) and mechanical property test results (Section 6) as applicable to the product ordered. The report shall include the manufacturer’s name, ASTM designation, grade, heat number (bars only), and authorized signature. 122 ASME BPVC.II.A-2023 FIG. 2 FLATTENING TEST OF RIVET SA-31 TABLE 3 TENSILE REQUIREMENTS, BARS Tensile strength, psi (MPa) Yield point, min., psi (MPa) Elongation in 8 in. or 200 mm, min., % Elongation in 2 in. or 50 mm, min., % Grade A Grade B 45 000-55 000 (310-380) 23 000 (160) 27 58 000-68 000 (400-470) 29 000 (200) 22 33 25 TABLE 4 BEND REQUIREMENTS, BARS Specimen Diameter, in. Ratio of Bend Diameter to Diameter of Specimen Grade A 3 ⁄4 and under Over 3⁄4 TABLE 1 CHEMICAL REQUIREMENTS Grade A Heat Analysis Product Analysis Product Analysis TABLE 2 BEND REQUIREMENTS, RIVETS 3 ⁄4 and under Over 3⁄4 ⁄2 1 Variations from Size, in. Carbon, max., % ... ... 0.28 0.31 Manganese, % 0.30–0.60 0.27–0.63 0.30–0.80 0.27–0.83 Phosphorus, max., % 0.040 0.048 0.040 0.048 Sulfur, max., % 0.050 0.058 0.050 0.058 Diameter of Rivet Shank, in. 1 flat flat TABLE 5 PERMISSIBLE VARIATIONS IN THE SIZE OF HOT-ROLLED ROUNDS Grade B Heat Analysis Grade B Ratio of Bend Diameter to Diameter of Rivet Shank Grade A Grade B flat flat 1 11⁄2 Specified Size, in. Over Under Out-ofRound,A in. 5 ⁄16 and under Over 5⁄16 to 7⁄16, incl Over 7⁄16 to 5⁄8, incl 0.005 0.006 0.007 0.005 0.006 0.007 0.008 0.009 0.010 Over 5⁄8 to 7⁄8, incl Over 7⁄8 to 1, incl Over 1 to 11⁄8, incl 0.008 0.009 0.010 0.008 0.009 0.010 0.012 0.013 0.015 Over 11⁄8 to 11⁄4, incl Over 11⁄4 to 13⁄8, incl Over 13⁄8 to 11⁄2, incl 0.011 0.012 0.014 0.011 0.012 0.014 0.016 0.018 0.021 A Out-of-round is the difference between the maximum and minimum diameters of the bar, measured at the same cross-section. 123 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-36/SA-36M SPECIFICATION FOR CARBON STRUCTURAL STEEL SA-36/SA-36M (Identical with ASTM Specification A36/A36M-19.) 125 ð23Þ SA-36/SA-36M ASME BPVC.II.A-2023 Specification for Carbon Structural Steel Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 1. Scope 1.1 This specification covers carbon steel shapes, plates, and bars of structural quality for use in riveted, bolted, or welded construction of bridges and buildings, and for general structural purposes. 2. Referenced Documents 2.1 ASTM Standards: A6/A6M Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet Piling A27/A27M Specification for Steel Castings, Carbon, for General Application A307 Specification for Carbon Steel Bolts, Studs, and Threaded Rod 60 000 PSI Tensile Strength A500 Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes A501 Specification for Hot-Formed Welded and Seamless Carbon Steel Structural Tubing A502 Specification for Rivets, Steel, Structural A563 Specification for Carbon and Alloy Steel Nuts A563M Specification for Carbon and Alloy Steel Nuts (Metric) A668/A668M Specification for Steel Forgings, Carbon and Alloy, for General Industrial Use A1011/A1011M Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength LowAlloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength A1018/A1018M Specification for Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength LowAlloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength F568M Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners (Metric) (Withdrawn 2012) F1554 Specification for Anchor Bolts, Steel, 36, 55, and 105-ksi Yield Strength 1.2 Supplementary requirements are provided for use where additional testing or additional restrictions are required by the purchaser. Such requirements apply only when specified in the purchase order. 1.3 When the steel is to be welded, a welding procedure suitable for the grade of steel and intended use or service is to be utilized. See Appendix X3 of Specification A6/A6M for information on weldability. 1.4 The text of this specification contains notes or footnotes, or both, that provide explanatory material. Such notes and footnotes, excluding those in tables and figures, do not contain any mandatory requirements. 1.5 For structural products produced from coil and furnished without heat treatment or with stress relieving only, the additional requirements, including additional testing requirements and the reporting of additional test results, of Specification A6/A6M apply. 1.6 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system is to be used independently of the other, without combining values in any way. 1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the 126 ASME BPVC.II.A-2023 SA-36/SA-36M TABLE 2 Tensile RequirementsA TABLE 1 Appurtenant Material Specifications B Plates, Shapes, and Bars: Tensile strength, ksi [MPa] Yield point, min, ksi [MPa] Plates and Bars:D,E Elongation in 8 in. [200 mm], min, % Elongation in 2 in. [50 mm], min, % Shapes: Elongation in 8 in. [200 mm], min, % Elongation in 2 in. [50 mm], min, % NOTE 1—The specifier should be satisfied of the suitability of these materials for the intended application. Chemical composition or mechanical properties, or both, may be different than specified in A36/A36M. Material ASTM Designation Steel rivets Bolts High-strength bolts Steel nuts Cast steel Forgings (carbon steel) Hot-rolled sheets and strip Cold-formed tubing Hot-formed tubing Anchor bolts A502, Grade 1 A307, Grade A or F568M, Class 4.6 F3125/F3125M, Grade A325 or A325M A563 or A563M A27/A27M, Grade 65–35 [450–240] A668/A668M, Class D 58–80 [400–550] 36 [250]C 20 23 20 21B A See the Orientation subsection in the Tension Tests section of Specification A6/A6M. B For wide flange shapes with flange thickness over 3 in. [75 mm], the 80 ksi [550 MPa] maximum tensile strength does not apply and a minimum elongation in 2 in. [50 mm] of 19 % applies. C Yield point 32 ksi [220 MPa] for plates over 8 in. [200 mm] in thickness. D Elongation not required to be determined for floor plate. E For plates wider than 24 in. [600 mm], the elongation requirement is reduced two percentage points. See the Elongation Requirement Adjustments subsection under the Tension Tests section of Specification A6/A6M. A1011/A1011M, SS Grade 36 [250] Type 1 or Type 2 or A1018/A1018M, SS Grade 36 [250] Type 1 or Type 2 A500, Grade B A501 F1554, Grade 36 5. Bearing Plates 5.1 Unless otherwise specified, plates used as bearing plates for bridges shall be subjected to mechanical tests and shall conform to the tensile requirements of Section 8. 5.2 Unless otherwise specified, mechanical tests shall not be required for plates over 11⁄2 in. [40 mm] in thickness used as bearing plates in structures other than bridges, subject to the requirement that they shall contain 0.20 to 0.33 % carbon by heat analysis, that the chemical composition shall conform to the requirements of Table 3 in phosphorus and sulfur content, and that a sufficient discard shall be made to secure sound plates. F3125/F3125M Specification for High Strength Structural Bolts and Assemblies, Steel and Alloy Steel, Heat Treated, Inch Dimensions 120 ksi and 150 ksi Minimum Tensile Strength, and Metric Dimensions 830 MPa and 1040 MPa Minimum Tensile Strength 3. Appurtenant Materials 3.1 When components of a steel structure are identified with this ASTM designation but the product form is not listed in the scope of this specification, the material shall conform to one of the standards listed in Table 1 unless otherwise specified by the purchaser. 6. Materials and Manufacture 6.1 The steel shall be killed. 4. General Requirements for Delivery 7. Chemical Composition 7.1 The heat analysis shall conform to the requirements prescribed in Table 3, except as specified in 5.2. 7.2 The steel shall conform on product analysis to the requirements prescribed in Table 3, subject to the product analysis tolerances in Specification A6/A6M. 4.1 Structural products furnished under this specification shall conform to the requirements of the current edition of Specification A6/A6M, for the specific structural product ordered, unless a conflict exists in which case this specification shall prevail. 4.2 Coils are excluded from qualification to this specification until they are processed into a finished structural product. Structural products produced from coil means structural products that have been cut to individual lengths from a coil. The processor directly controls, or is responsible for, the operations involved in the processing of a coil into a finished structural product. Such operations include decoiling, leveling or straightening, hot-forming or cold-forming (if applicable), cutting to length, testing, inspection, conditioning, heat treatment (if applicable), packaging, marking, loading for shipment, and certification. 8. Tension Test 8.1 The material as represented by the test specimen, except as specified in 5.2 and 8.2, shall conform to the requirements as to the tensile properties prescribed in Table 2. 8.2 Shapes less than 1 in.2 [645 mm2] in cross section and bars, other than flats, less than 1⁄2 in. [12.5 mm] in thickness or diameter need not be subjected to tension tests by the manufacturer, provided that the chemical composition used is appropriate for obtaining the tensile properties in Table 2. 9. Keywords NOTE 1—For structural products produced from coil and furnished without heat treatment or with stress relieving only, two test results are to be reported for each qualifying coil. Additional requirements regarding structural products produced from coil are described in Specification A6/A6M. 9.1 bars; bolted construction; bridges; buildings; carbon; plates; riveted construction; shapes; steel; structural steel; welded construction 127 SA-36/SA-36M ASME BPVC.II.A-2023 TABLE 3 Chemical Requirements NOTE 1—Where “. . .” appears in this table, there is no requirement. The heat analysis for manganese shall be determined and reported as described in the heat analysis section of Specification A6/A6M. ShapesA Product Thickness, in. [mm] Carbon, max, % Manganese, % Phosphorus, max, % Sulfur, max, % Silicon, % Copper, min, % when copper steel is specified Plates > 15-in. [380 mm] WidthB Bars; Plates # 15-in. [380 mm] WidthB All To 3⁄4 [20], incl Over ⁄ to 11⁄2 [20 to 40], incl Over 1 ⁄ to 21⁄2 [40 to 65], incl Over 2 ⁄ to 4 [65 to 100], incl Over 4 [100] To 3⁄4 [20], incl Over 3⁄4 to 11⁄2 [20 to 40], incl Over 11⁄2 to 4 [100], incl Over 4 [100] 0.26 ... 0.04 0.05 0.40 max 0.20 0.25 ... 0.030 0.030 0.40 max 0.20 0.25 0.80–1.20 0.030 0.030 0.40 max 0.20 0.26 0.80–1.20 0.030 0.030 0.15–0.40 0.20 0.27 0.85–1.20 0.030 0.030 0.15–0.40 0.20 0.29 0.85–1.20 0.030 0.030 0.15–0.40 0.20 0.26 ... 0.04 0.05 0.40 max 0.20 0.27 0.60–0.90 0.04 0.05 0.40 max 0.20 0.28 0.60–0.90 0.04 0.05 0.40 max 0.20 0.29 0.60–0.90 0.04 0.05 0.40 max 0.20 34 12 12 A Manganese content of 0.85–1.35 % and silicon content of 0.15–0.40 % is required for shapes with flange thickness over 3 in. [75 mm]. For each reduction of 0.01 percentage point below the specified carbon maximum, an increase of 0.06 percentage point manganese above the specified maximum will be permitted, up to the maximum of 1.35 %. B SUPPLEMENTARY REQUIREMENTS These requirements shall not apply unless specified in the order. Standardized supplementary requirements for use at the option of the purchaser are listed in Specification A6/A6M. Those that are considered suitable for use with this specification are listed by title: S5. Charpy V-Notch Impact Test S32. Single Heat Bundles S32.1 Bundles containing shapes or bars shall be from a single heat of steel. S30. Charpy V-Notch Impact Test for Structural Shapes: Alternate Core Location 128 ASME BPVC.II.A-2023 SA-47/SA-47M SPECIFICATION FOR FERRITIC MALLEABLE IRON CASTINGS SA-47/SA-47M (Identical with ASTM Specification A47/A47M-99(2018)ε1 except for the deletion of welded repair references in 11.2 and 11.3, and mandatory certification in 14.1.) 129 SA-47/SA-47M ASME BPVC.II.A-2023 SPECIFICATION FOR FERRITIC MALLEABLE IRON CASTINGS SA-47/SA-47M ⑀1 [Identical with ASTM Specification A 47/A 47M-99(2018) , except for the deletion of welded repair references in 11.2 and 11.3, and mandatory certification in 14.1.] 1. Scope 1.1 This specification covers ferritic malleable castings for general engineering usage at temperatures from normal ambient to approximately 400°C (750°F). 3. Terminology 3.1 Definitions — Definitions for many terms common to iron are found in Terminology A 644. 1.2 No precise quantitative relationship can be stated between the properties of the iron in various locations of the same casting and those of a test specimen cast from the same iron (see Appendix X1). 4. Classification 4.1 Castings ordered and produced under this specification are classified under the following grades based on tests on separately cast test bars. Separately cast test bars shall be poured from the same lot of iron as the castings they represent and shall be heat treated with those castings except as provided in 7.2.3. 4.1.1 Grade 32510 [Grade 22010]: 4.1.1.1 The first three digits of the grade designation indicate the minimum yield strength (ⴛ100 psi [MPa]) and the last two digits indicate the minimum elongation (% in 2 in. [50 mm]). 1.3 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. 2. Referenced Documents 2.1 ASTM Standards: A 153 Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware A 247 Test Method for Evaluating the Microstructure of Graphite in Iron Castings A 644 Terminology Relating to Iron Castings E 8 Test Methods for Tension Testing of Metallic Materials E 10 Test Method for Brinell Hardness of Metallic Materials E 18 Test Methods for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials E 140 Hardness Conversion Tables for Metals 5. Ordering Information 5.1 The purchase order for castings ordered under this specification shall state the specification designation, the year in which the specification was issued, and the grade of malleable iron to be supplied. Any option or special additions to the basic requirements of this specification shall be clearly and fully stipulated. 6. Chemical Composition 6.1 The chemical composition of the iron shall be such as to produce the structural and mechanical properties required by this specification. 2.2 Military Standard: MIL-STD-129 Marking for Shipment and Storage 7. Mechanical Properties 7.1 Factors influencing the properties of castings and their relationship to those of test specimens and separate test castings are discussed in Appendix X1. 2.3 Federal Standard: Fed. Std. No. 123 Marking for Domestic Shipment (Civilian Agencies) 130 ASME BPVC.II.A-2023 7.2 Tension Test Specimens: 7.2.1 The tension test specimens shall be cast to the form and dimensions shown in Fig. 1 or Fig. 2, in the same kind of molding material used for the production castings. At least three such specimens shall be cast from a representative ladle of iron either from each batch-melted heat or, in continuous melting, from each 4 h pour period during which the purchaser’s castings were poured, or as otherwise agreed upon between manufacturer and purchaser. SA-47/SA-47M the original cross-sectional area of the gage length found in accordance with 7.3.2. It shall be reported to the nearest 100 psi [MPa]. In referee work, yield strength shall be determined as the stress that produces an extension under load of 0.5% of the gage length. 7.3.5 The tensile strength shall be the maximum load carried by the specimen during the test divided by the original cross-sectional area of the gage length, as found in accordance with 7.3.2. It shall be reported to the nearest 100 psi [MPa]. 7.3.6 The elongation is the increase in gage length after fracture of a tensile specimen, measured to the nearest 0.01 in. [0.25 mm], expressed as a percentage of the original gage length. It shall be reported to the nearest 0.5%. 7.2.2 All test specimens shall be suitably identified with the designation of either the batch-melted heat or the pour period of a continuous heat. 7.2.3 All test specimens shall be heat treated in the same production furnaces and in the same cycles as the castings they represent. However, in those instances wherein the critical sections of the production castings differ appreciably from that of the central portion of the test specimens, the time cycle for tempering the test specimens may be altered from that of the production lot in order to obtain similar microstructures or hardness, or both, in both specimen and castings. In such cases the hardness of the specimens shall be tested and reported along with the tensile test results. 7.4 Retesting: 7.4.1 If, after testing, a specimen shows evidence of a defect, another tension test may be made on a companion specimen. Also, a retest shall be permitted whenever fracture occurs outside the central 50% of the gage length. 7.4.2 If the results of a valid test fail to conform to the requirements of this specification, two retests shall be made. If either retest fails to meet the specification, the castings represented by these test specimens shall be rejected. A valid test is one wherein the test specimen has been properly prepared and appears to be sound and on which the approved test procedure has been followed. 7.4.3 If sufficient companion test bars are unavailable, the manufacturer shall have the option of testing a specimen cut from a representative casting. Therefore, as stated in X1.3, the mechanical properties of such tension test specimen removed from a production casting will not necessarily correspond to those of a standard separately cast test specimen, the values in Table 1 do not apply. Instead, the mechanical properties of the test specimen from the casting must equal or exceed the average of those from similar test specimens removed from the same location from two castings of the same design where separately cast test bars meet the requirements of Table 1. 7.4.4 If the first test results indicate that a reheat treatment is needed to meet the test requirements, the entire lot of castings and the representative test specimens shall be reheat treated together. Testing shall then be repeated in accordance with 7.4.1–7.4.3. 7.4.5 The results of all tests, including retests, shall be posted in permanent record, which shall state any abnormalities observed during the test and in the fractured ends. Such records shall be kept for at least 1 year after shipment of the production castings and shall be available for examination by the purchaser or by his authorized representative. 7.4.6 If not covered in the purchase agreement, the frequency of tension testing shall be in accordance with 7.2.1 and sufficiently often to ensure uniformity of product and compliance with minimum test requirements. 7.2.4 The tension test is usually performed on unmachined specimens. However, for referee work, the specimen may be machined from the standard cast bar to the dimensions shown in Fig. 3. 7.3 Tension Test Method: 7.3.1 The gage length of the standard tension specimen shall be 2.00 ± 0.01 in. [50.0 ± 0.3 mm]. 7.3.2 The diameter used to compute the cross-sectional area shall be the average between the largest and smallest diameters in that section of the 2 in. [50 mm] gage length having the smallest diameter and shall be measured to the nearest 0.001 in. [0.2 mm]. No cast bar having a mean diameter less than 0.590 in. [15.0 mm] shall be accepted for test. 7.3.3 After reaching a stress equivalent to approximately half of the anticipated yield stress, the speed of the moving head of the testing machine shall not exceed 0.50 in./min [12.5 mm/min] through the breaking load. 7.3.4 While the values for yield point and yield strength are not identical, they are sufficiently close for most applications of ferritic malleable irons to be used interchangeably. They may be determined by any of the approved techniques described in the paragraphs on Determination of Yield Strength and Yield Point of Test Methods E 8. If determined as yield strength, that stress producing an extension under load of 0.01 in. [0.25 mm] over the 2 in. [50 mm] gage length (for example, 0.5% extension) or an offset of 0.2% shall be taken as the yield stress, which shall be converted to yield strength by dividing by 131 SA-47/SA-47M ASME BPVC.II.A-2023 7.4.7 Tension test results, obtained in accordance with the above subsections, must conform to the values of Table 1 for acceptance under this specification except as provided in 7.4.3. 8.3 In reference work, the metallographic practice recommended in Test Method A 247 shall be followed. 9. Soundness Requirements 9.1 All castings, on visual examination, shall be sound and free of obvious shrinkage and porosity. 7.4.8 When agreed upon between manufacturer and purchaser, tested specimens or unbroken test bars shall be preserved by the manufacturer for a period of three months after the date of the test report. 9.2 If the purchaser requires soundness tests to be performed, it shall be so stated in the purchase agreement, and the method and soundness requirements shall be detailed. 7.5 Hardness Test — If the purchase agreement requires hardness testing, the acceptable hardness range shall be stated and a test location clearly shown on the covering drawing(s). 10. Dimensional Requirements 10.1 The castings shall conform to the dimensions given on drawings furnished by the purchaser, or to the dimensions established by the pattern equipment supplied by the purchaser, or as agreed upon in specific cases to gages supplied by the purchaser. Variations in any solid dimensions will be permitted, as shown in Table 3, unless otherwise agreed upon by the foundry and purchaser. 7.5.1 Hardness Test Method — The Brinell method of hardness testing in accordance with Test Method E 10 shall be employed whenever possible. 7.5.2 For castings of such size or shape that do not permit Brinell testing with the standard 3000-kgf load, the 500 kgf may be employed, the hardness number being reported as HB 10/500/15. In very unusual cases where it is impossible to use the Brinell method, the Rockwell test may be substituted, using Test Methods E 18 with an appropriate Rockwell scale. Conversions of hardness values from one method to another according to Standard E 140, which does not specifically cover cast irons, are approximate only and, therefore, are generally inadvisable. 11. Workmanship, Finish and Appearance 11.1 The surface of the casting shall be inspected visually, particularly in critical areas, for such surface defects as cracks, hot tears, adhering sand and scale, cold shuts, and gas holes. 7.5.3 Sufficient material shall be removed from the cast surface to ensure that the measured surface is representative. 11.2 No repairing or plugging of any kind shall be permitted unless written permission is granted by the purchaser. Welding or brazing is not permitted under any circumstances. 7.5.4 Sampling procedures and the frequency of hardness testing shall be fully detailed on the purchase agreement. Otherwise, hardness tests shall be performed at the discretion of the producer. 11.3 DELETED 7.5.5 Castings failing to conform to the required hardness range may be reheat treated and retested. If after reheat treating they still fail the hardness requirements, they shall be rejected. 12. Responsibility for Inspection 12.1 Unless otherwise specified in the contract or purchase order, the manufacturer shall be responsible for carrying out all the tests and inspections required by this specification, using his own or other reliable facilities, and he shall maintain complete records of all such tests and inspections. Such records shall be available for review by the purchaser. 7.5.6 Typical hardness maximums for this grade of malleable iron are listed in Table 2. 8. Microstructure Requirements 8.1 The microstructure of the malleable iron shall consist of temper carbon nodules distributed through a ferritic matrix and shall be free of excessive pearlite, massive carbides, and primary graphite. 12.2 The purchaser reserves the right to perform any inspection set forth in the specification where such inspections are deemed necessary to ensure that supplies and services conform to the prescribed requirements. 8.2 When agreed upon by the purchaser and producer, the maximum decarburization at any as-cast surface after heat treatment may be stipulated in writing, as measured by visual depletion of combined carbon after polishing, etching in nital, and viewing at 100ⴛ. 13. Rejection and Rehearing 13.1 Any casting or lot of castings failing to comply with the requirements of this specification may, where possible, be reprocessed, retested, and reinspected. If the 132 ASME BPVC.II.A-2023 tests and inspections on the reprocessed casting(s) show compliance with this specification, the castings shall be acceptable; if they do not, they shall be rejected. SA-47/SA-47M 15. Product Marking 15.1 When the size of the casting permits, each casting shall bear the identifying mark of the manufacturer and the part or pattern number at a location shown on the covering drawing and, if not shown on the drawing, at such a location at the discretion of the producer that the identification will not interfere with subsequent processing and service of the casting. 13.2 If the purchaser should find that a casting or lot of castings fails to comply with this specification subsequent to receipt at his facility, he shall so notify the manufacturer promptly and in no case later than six weeks after receipt of the shipment, stating clearly his basis for rejection. In case of dissatisfaction with the purchaser’s claim, the manufacturer may apply for a hearing before final rejection of the shipment. 16. Packaging and Package Marking 16.1 Unless otherwise stated in the contract or order, the cleaning, preservation, and packing of castings for shipment shall be in accordance with the manufacturer’s commercial practice. Packaging and marking shall also be adequate to identify the contents and to ensure acceptance and safe delivery by the carrier for the mode of transportation employed. 14. Certification 14.1 A manufacturer’s certification or compliance statement that the casting or lot of castings was made, sampled, tested, and inspected in accordance with this specification, including a report of test results signed by an authorized agent of the manufacturer, shall be furnished at the time of shipment, and such certification or compliance statement shall be the basis for acceptance of the casting or lot of castings. 16.2 U.S. Government Procurement — When specified in the contract or purchase order, marking for shipment shall be in accordance with the requirements of Fed. Std. No. 123 and MIL-STD-129. TABLE 1 TENSION TEST REQUIREMENTS TABLE 2 TYPICAL HARDNESS Inch-Pound Grades English Grade Tensile Strength, min, psi Yield Strength, min, psi Elongation in 2 in., min, % 32510 50 000 32 500 10 Inch-Pound Grade [Metric Grade] Hardness, Maximum HB Indentation Value Diameters, mm 325 10 [22010] 156 4.8 Metric Grades Metric Grade Tensile Strength, min, MPa Yield Strength, min, MPa Elongation in 50 mm, min, % 22010 340 220 10 TABLE 3 PERMISSIBLE VARIATION IN ANY SOLID DIMENSION Size, in. [mm] Up to 1 [Up to 25] 1 to 6 [25 to 150] 6 to 12 [151 to 300] 12 to 18 [301 to 460] 18 to 24 [461 to 600] 24 to 36 [601 to 900] 133 Tolerance, ± in. [mm] 0.03 0.06 0.12 0.15 0.19 0.22 [0.8] [1.6] [3.2] [3.8] [4.8] [5.6] SA-47/SA-47M ASME BPVC.II.A-2023 FIG. 1 TENSION TEST SPECIMEN 71/2 in. (195 mm) 21/2 in. (65 mm) 21/2 in. (65 mm) 5/ 3 21/2 in. (65 mm) 3 in. (16 mm) /4 in. (20 mm) /4 in. (20 mm) 8 5/ 16 3/ 16 in. R (8 mm) in. R (5 mm) FIG. 2 ALTERNATIVE UNMACHINED TENSION TEST SPECIMEN 53/4 in. (146 mm) 31/2 in. (90 mm) 11/8 in. (28 mm) 11/ 16 in. (17 mm) 3/ 32 in. rad. (2 mm) 11/8 in. (28 mm) 21/8 in. (56 mm) 11/ 16 in. (17 mm) 11/8 in. (28 mm) 5 5/ 16 in. rad. (8 mm) /16 in. rad. (8 mm) 11/8 in. (28 mm) 0.7 in. (18 mm) 0.7 in. (18 mm) 5/ 8 in. (6 mm) normal 3/ 32 in. rad. (2 mm) 19 /32 in. (15 mm) min. 1/ 2 1/ 2 in. 21/2 in. in. (64 mm) (13 mm) (13 mm) NOTE 1 — Modifications may be made in the dimensions indicated above for those details of the specimen outside of the gage length as required by testing procedure and equipment. 134 ASME BPVC.II.A-2023 SA-47/SA-47M FIG. 3 MACHINED TENSION TEST SPECIMEN Minimum radius recommended 3/8 in. (10 mm), but not less than 1/8 in. (3 mm) permitted. 21/4 in. (57.0 mm) Parallel section 0.50 in. ± 0.01 in. (12.5 mm ± 0.25 mm) 2 in. ± 0.005 in. (50 mm ± 0.13 mm) Gage length NOTE 1 — The gage length and fillets shall be as shown, but the ends may be of any shape to fit the holders of the testing machine in such a way that the load shall be axial. The reduced section shall have a gradual taper from the ends toward the center, with the ends 0.003 to 0.005 in. [0.08 to 0.13 mm] larger in diameter than the center. 135 SA-47/SA-47M ASME BPVC.II.A-2023 SUPPLEMENTARY REQUIREMENTS S1. S4. Special Tension Specimens S4.1 If tension specimens are to be machined from castings, their location in the casting, the specimen dimensions, and the required properties shall be agreed upon in writing by the foundry and purchaser. Special Conditions S1.1 If agreed upon in writing by the foundry and purchaser, the malleable iron castings may be required to meet special conditions, hardness or other property dimensions, surface quality, or a combination of conditions. S5. Zinc-Coated Castings S5.1 When specified in the contract or purchase order, castings shall be zinc-coated by the hot-dip process in accordance with Specification A 153. Castings shall be of a composition that will preclude the possibility of galvanizing embrittlement, or shall be either cooled from the anneal or subsequently heat treated so as to be immunized against such embrittlement. If regalvanizing is required, procedures for regalvanizing castings and determining the effect on the casting performance must be agreed upon between the purchaser and the seller. S2. Test Lugs S2.1 If requested in writing or if included on the pattern(s) or pattern drawing(s), test lugs may be cast on all castings of sufficient size to permit their incorporation. The size of such lugs shall be proportional to the thickness of the casting. On castings over 24 in. [600 mm] in length, a test lug shall be cast near each end such as not to interfere with any subsequent processing of the castings. The purchase order shall stipulate whether the foundry’s inspector or the purchaser’s inspector shall break, inspect, and pass judgment on the fracture quality of these test lugs. S6. Marking of Casting for Government Procurement S6.1 When castings are specified for government procurement, the location of the permanent markings specified in 15.1, as well as any special marking for mechanical or physical properties (either permanent or temporary), shall be as indicated on the government drawings or sketches. S3. Destructive Tests S3.1 At the option of the purchaser or his representative, a casting of each design ordered may be tested to destruction, or otherwise broken up, to determine the presence of any manufacturing condition that might be detrimental to the serviceability of the casting. 136 ASME BPVC.II.A-2023 SA-47/SA-47M APPENDIX (Nonmandatory Information) X1. MECHANICAL PROPERTIES OF CASTINGS section of the general run of malleable iron castings. Furthermore, the initial freezing of malleable irons as homogeneous white iron, together with the heat treatment that is inherent in the manufacture of malleable iron, tends to reduce the section-sensitivity effect. Therefore, where experimentation into precise properties within a given casting would be infeasible, this standard test bar, made like any typical casting, should provide a practical approximation of the properties that can be expected in average sound malleable iron casting. X1.4 If malleable iron castings are welded, the microstructure of the iron is markedly affected, particularly in the heat-affected zone. Therefore, since this may adversely affect the properties of the casting, the welding of malleable iron castings should be done under strict metallurgical control, followed by appropriate post-weld heat treatment, to minimize the substantial reductions in ductility, impact resistance, and machinability that could result, particularly in the vicinity of the weldment. Nevertheless, it is generally considered inadvisable to join castings to similar castings or to other materials, by fusion welding out in the field, or in manufactured assemblies, without fully testing the entire completed part. X1.1 The mechanical properties of malleable iron castings are influenced by a number of factors, including the cooling rate during solidification, chemical composition, the heat treatment, the design of the casting, section thickness, and the location and effectiveness of gates, risers, and chills. X1.2 Because of the complexity of these factors in influencing the properties of the final product, no precise quantitative relationship can be stated between the properties of the iron in various locations of the same casting or between the properties of a casting and those of a test specimen cast from the same iron. When such a relationship is important and must be known for a specific application, it may be determined by appropriate experimentation. X1.3 The specimen specified in 7.2.1 as the standard tensile test bar for malleable iron has a 5⁄8 in. [16 mm] diameter test section that reasonably represents a typical 137 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-53/SA-53M SPECIFICATION FOR PIPE, STEEL, BLACK AND HOT-DIPPED, ZINC-COATED, WELDED AND SEAMLESS SA-53/SA-53M (Identical with ASTM Specification A53/A53M-20.) 139 ð23Þ SA-53/SA-53M ASME BPVC.II.A-2023 Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless 1. Scope 1.3.2 If Type S or Type E is required for close coiling or cold bending, Grade A is the preferred grade; however, this is not intended to prohibit the cold bending of Grade B pipe. 1.3.3 Type E is furnished either nonexpanded or cold expanded at the option of the manufacturer. 1.1 This specification covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1⁄8 to NPS 26 [DN 6 to DN 650] (Note 1), inclusive, with nominal wall thickness (Note 2) as given in Table X2.2 and Table X2.3. It shall be permissible to furnish pipe having other dimensions provided that such pipe complies with all other requirements of this specification. Supplementary requirements of an optional nature are provided and shall apply only when specified by the purchaser. 1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.5 The following precautionary caveat pertains only to the test method portion, Sections 7, 8, 9, 13, 14, and 15 of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory requirements prior to use. 1.6 The text of this specification contains notes or footnotes, or both, that provide explanatory material. Such notes and footnotes, excluding those in tables and figures, do not contain any mandatory requirements. 1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. NOTE 1—The dimensionless designators NPS (nominal pipe size) [DN (diameter nominal)] have been substituted in this specification for such traditional terms as “nominal diameter,” “size,” and “nominal size.” NOTE 2—The term nominal wall thickness has been assigned for the purpose of convenient designation, existing in name only, and is used to distinguish it from the actual wall thickness, which may vary over or under the nominal wall thickness. 1.2 This specification covers the following types and grades: 1.2.1 Type F—Furnace-butt-welded, continuous welded Grade A, 1.2.2 Type E—Electric-resistance-welded, Grades A and B, and 1.2.3 Type S—Seamless, Grades A and B. NOTE 3—See Appendix X1 for definitions of types of pipe. 1.3 Pipe ordered under this specification is intended for mechanical and pressure applications and is also acceptable for ordinary uses in steam, water, gas, and air lines. It is suitable for welding, and suitable for forming operations involving coiling, bending, and flanging, subject to the following qualifications: 1.3.1 Type F is not intended for flanging. 2. Referenced Documents 2.1 ASTM Standards: A90/A90M Test Method for Weight [Mass] of Coating on Iron and Steel Articles with Zinc or Zinc-Alloy Coatings A370 Test Methods and Definitions for Mechanical Testing of Steel Products 140 ASME BPVC.II.A-2023 SA-53/SA-53M 3.1.6 Size (either nominal (NPS) [DN] and weight class or schedule number, or both; or outside diameter and wall thickness, see Table X2.2 and Table X2.3), 3.1.7 Length (specific or random, see Section 16), 3.1.8 End finish (plain end or threaded, Section 11), 3.1.8.1 Threaded and coupled, if desired, 3.1.8.2 Threads only (no couplings), if desired, 3.1.8.3 Plain end, if desired, 3.1.8.4 Couplings power tight, if desired, 3.1.8.5 Taper-tapped couplings for NPS 2 [DN 50] and smaller, if desired, 3.1.9 Close coiling, if desired (see 7.2.2), 3.1.10 Nondestructive electric test for seamless pipe (see 9.2), 3.1.11 Certification (see Section 20), 3.1.12 Report of the length of the end effect, if desired (see 9.2.7), 3.1.13 Marking (see Section 21), 3.1.14 End use of pipe, 3.1.15 Special requirements, 3.1.16 Supplementary requirements, if any, 3.1.17 Selection of applicable level of preservation and packaging and level of packing required, if other than as specified or if MIL-STD-163 applies (see 22.1), and 3.1.18 Packaging and package marking, if desired (see 23.1). A530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe A700 Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment A751 Test Methods and Practices for Chemical Analysis of Steel Products A865/A865M Specification for Threaded Couplings, Steel, Black or Zinc-Coated (Galvanized) Welded or Seamless, for Use in Steel Pipe Joints B6 Specification for Zinc E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E213 Practice for Ultrasonic Testing of Metal Pipe and Tubing E273 Practice for Ultrasonic Testing of the Weld Zone of Welded Pipe and Tubing E309 Practice for Eddy Current Examination of Steel Tubular Products Using Magnetic Saturation E570 Practice for Flux Leakage Examination of Ferromagnetic Steel Tubular Products E1806 Practice for Sampling Steel and Iron for Determination of Chemical Composition 2.2 ANSI Standards: ASC X12 B1.20.1 Pipe Threads, General Purpose 2.3 ASME Standard: B36.10M Welded and Seamless Wrought Steel Pipe 2.4 Military Standards: MIL-STD-129 Marking for Shipment and Storage MIL-STD-163 Steel Mill Products Preparation for Shipment and Storage 2.5 Federal Standards: Fed. Std. No. 123 Marking for Shipment (Civil Agencies) Fed. Std. No. 183 Continuous Identification Marking of Iron and Steel Products 2.6 API Standard: 5B Specification for Threading, Gauging, and Thread Inspection of Casing, Tubing, and Line Pipe Threads 4. Materials and Manufacture 4.1 The steel for both seamless and welded pipe shall be made by one or more of the following processes: open-hearth, electric-furnace, or basic-oxygen. 4.2 If steels of different grades are sequentially strand cast, identification of the resultant transition material is required. The steel producer shall remove the transition material by any established procedure that positively separates the grades. 4.3 The weld seam of electric-resistance welded pipe in Grade B shall be heat treated after welding to a minimum of 1000 °F [540 °C] so that no untempered martensite remains, or otherwise processed in such a manner that no untempered martensite remains. 3. Ordering Information 3.1 Information items to be considered, if appropriate, for inclusion in the purchase order are as follows: 3.1.1 Specification designation (A53 or A53M, including year-date), 3.1.2 Quantity (feet, metres, or number of lengths), 3.1.3 Grade (A or B), 3.1.4 Type (F, E, or S; see 1.2), 3.1.5 Finish (black or galvanized), 4.4 When pipe is cold expanded, the amount of expansion shall not exceed 11⁄2 % of the specified outside diameter of the pipe. 5. Chemical Composition 5.1 The steel shall conform to the requirements as to chemical composition given in Table 1 and the chemical analysis shall be in accordance with Test Methods, Practices, and Terminology A751. 6. Product Analysis 6.1 The purchaser is permitted to perform an analysis of two pipes from each lot of 500 lengths, or fraction thereof. Samples for chemical analysis, except for spectrographic analysis, shall be taken in accordance with Practice E1806. The chemical composition thus determined shall conform to the requirements given in Table 1. 141 SA-53/SA-53M ASME BPVC.II.A-2023 TABLE 1 Chemical Requirements Carbon Manganese Grade A Grade B 0.25B 0.30C 0.95 1.20 Grade A Grade B 0.25B 0.30C 0.95 1.20 Grade A 0.30B 1.20 Composition, max, % NickelA Phosphorus Sulfur CopperA Type S (seamless pipe) 0.05 0.045 0.40 0.40 0.05 0.045 0.40 0.40 Type E (electric-resistance-welded) 0.05 0.045 0.40 0.40 0.05 0.045 0.40 0.40 Type F (furnace-welded pipe) 0.05 0.045 0.40 0.40 ChromiumA MolybdenumA VanadiumA 0.40 0.40 0.15 0.15 0.08 0.08 0.40 0.40 0.15 0.15 0.08 0.08 0.40 0.15 0.08 A The total composition for these five elements shall not exceed 1.00 %. B For each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % manganese above the specified maximum will be permitted up to a maximum of 1.35 %. C For each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % manganese above the specified maximum will be permitted up to a maximum of 1.65 %. 6.2 If the analysis of either pipe does not conform to the requirements given in Table 1, analyses shall be made on additional pipes of double the original number from the same lot, each of which shall conform to the specified requirements. 7. Mechanical Properties 7.1 Tension Test: 7.1.1 For tension tests other than transverse weld tension tests, the yield strength corresponding to a permanent offset of 0.2 % of the gage length or to an extension of 0.5 % of the gage length under load, the tensile strength, and the elongation in 2 in. or 50 mm shall be determined, and the tension test results shall conform to the applicable tensile property requirements given in Table 2. 7.1.2 For transverse weld tension tests, the tensile strength shall be determined, and the tension test results shall conform to the applicable tensile strength requirement given in Table 2. 7.1.3 Electric-resistance-welded pipe NPS 8 [DN 200] or larger shall be tested using two transverse test specimens, one taken across the weld and one taken opposite the weld. 7.1.4 Transverse tension test specimens shall be approximately 11⁄2 in. [38 mm] wide in the gage length and shall represent the full wall thickness of the pipe from which the test specimens were cut. TABLE 2 Tensile Requirements Tensile strength, min, psi [MPa] Yield strength, min, psi [MPa] Elongation in 2 in. or 50 mm Grade A Grade B 48 000 [330] 30 000 [205] 60 000 [415] 35 000 [240] A,B A,B A The minimum elongation in 2 in. [50 mm] shall be that determined by the following equation: e 5 625000 f 1940g A 0.2/U 0.9 where: e A U = minimum elongation in 2 in. or 50 mm in percent, rounded to the nearest percent, = the lesser of 0.75 in.2 [500 mm2] and the cross-sectional area of the tension test specimen, calculated using the specified outside diameter of the pipe, or the nominal width of the tension test specimen and the specified wall thickness of the pipe, with the calculated value rounded to the nearest 0.01 in.2 [1 mm2], and = specified minimum tensile strength, psi [MPa]. B See Table X4.1 or Table X4.2, whichever is applicable, for the minimum elongation values that are required for various combinations of tension test specimen size and specified minimum tensile strength. 7.2 Bend Test: 7.2.1 For pipe NPS 2 [DN 50] or smaller, a sufficient length of pipe shall be capable of being bent cold through 90° around a cylindrical mandrel, the diameter of which is twelve times the specified outside diameter of the pipe, without developing cracks at any portion and without opening the weld. 7.2.2 If ordered for close coiling, the pipe shall stand being bent cold through 180° around a cylindrical mandrel, the diameter of which is eight times the specified outside diameter of the pipe, without failure. 7.2.3 Double-extra-strong pipe over NPS 11⁄4 [DN 32] need not be subjected to the bend test. 7.3 Flattening Test: 7.3.1 The flattening test shall be made on welded pipe over NPS 2 [DN 50] in extra-strong weight or lighter. 7.3.2 Seamless Pipe: 7.3.2.1 Although testing is not required, pipe shall be capable of meeting the flattening test requirements of Supplementary Requirement S1, if tested. 7.3.3 Electric-Resistance-Welded Pipe: 7.3.3.1 A test specimen at least 4 in. [100 mm] in length shall be flattened cold between parallel plates in three steps, with the weld located either 0° or 90° from the line of direction of force as required by 7.3.3.2 or 7.3.3.3, whichever is applicable. During the first step, which is a test for ductility of the weld, except as allowed by 7.3.5, 7.3.6, and 7.3.7, no cracks or breaks on the inside or outside surface at the weld shall be present before the distance between the plates is less than two thirds of the specified outside diameter of the pipe. As a second step, the flattening shall be continued as a test for ductility away from the weld. During the second step, except as allowed by 7.3.6 and 7.3.7, no cracks or breaks on the inside or outside surface away from the weld shall be present before the distance between the plates is less than one third of the specified outside diameter of the pipe but is not less than five times the specified wall thickness of the pipe. During the third step, which is a test for soundness, the flattening shall be continued until the test specimen breaks or the opposite walls of the test specimen meet. Evidence of laminated or unsound material or of incomplete weld that is revealed by the flattening test shall be cause for rejection. 7.3.3.2 For pipe produced in single lengths, the flattening test specified in 7.3.3.1 shall be made using a test specimen 142 ASME BPVC.II.A-2023 SA-53/SA-53M discretion of the manufacturer, to perform the hydrostatic test on pipe with plain ends, with threads only, or with threads and couplings; and it shall also be permissible to test pipe in either single lengths or multiple lengths. taken from each end of each length of pipe. The tests from each end shall be made alternately with the weld at 0° and at 90° from the line of direction of force. 7.3.3.3 For pipe produced in multiple lengths, the flattening test specified in 7.3.3.1 shall be made as follows: (1) Test specimens taken from, and representative of, the front end of the first pipe intended to be supplied from each coil, the back end of the last pipe intended to be supplied from each coil, and each side of any intermediate weld stop location shall be flattened with the weld located at 90° from the line of direction of force. (2) Test specimens taken from pipe at any two locations intermediate to the front end of the first pipe and the back end of the last pipe intended to be supplied from each coil shall be flattened with the weld located at 0° from the line of direction of force. 7.3.3.4 For pipe that is to be subsequently reheated throughout its cross section and hot formed by a reducing process, the manufacturer shall have the option of obtaining the flattening test specimens required by 7.3.3.2 or 7.3.3.3, whichever is applicable, either prior to or after such hot reducing. 7.3.4 Continuous-Welded Pipe—A test specimen at least 4 in. [100 mm] in length shall be flattened cold between parallel plates in three steps. The weld shall be located at 90° from the line of direction of force. During the first step, which is a test for ductility of the weld, except as allowed by 7.3.5, 7.3.6, and 7.3.7, no cracks or breaks on the inside, outside, or end surfaces at the weld shall be present before the distance between the plates is less than three fourths of the specified outside diameter of the pipe. As a second step, the flattening shall be continued as a test for ductility away from the weld. During the second step, except as allowed by 7.3.6 and 7.3.7, no cracks or breaks on the inside, outside, or end surfaces away from the weld shall be present before the distance between the plates is less than 60 % of the specified outside diameter of the pipe. During the third step, which is a test for soundness, the flattening shall be continued until the test specimen breaks or the opposite walls of the test specimen meet. Evidence of laminated or unsound material or of incomplete weld that is revealed by the flattening test shall be cause for rejection. 7.3.5 Surface imperfections in the test specimen before flattening, but revealed during the first step of the flattening test, shall be judged in accordance with the finish requirements in Section 12. 7.3.6 Superficial ruptures as a result of surface imperfections shall not be cause for rejection. 7.3.7 For pipe with a D-to-t ratio less than 10, because the strain imposed due to geometry is unreasonably high on the inside surface at the 6 and 12 o’clock locations, cracks at such locations shall not be cause for rejection. NOTE 4—The hydrostatic test pressures given herein are inspection test pressures, are not intended as a basis for design, and do not have any direct relationship to working pressures. 8.3 The minimum hydrostatic test pressure required to satisfy the requirements specified in 8.2 need not exceed 2500 psi [17 200 kPa] for pipe NPS 3 [DN 80] or smaller, or 2800 psi [19 300 kPa] for pipe larger than NPS 3 [DN 80]; however, the manufacturer has the option of using higher test pressures. For all sizes of seamless pipe and electric-resistance-welded pipe, the hydrostatic test pressure shall be maintained for at least 5 s. 9. Nondestructive Electric Test 9.1 Type E Pipe: 9.1.1 Except for pipe produced on a hot-stretch reducing mill, the weld seam of each length of electric-resistancewelded pipe NPS 2 [DN 50] or larger shall be tested with a nondestructive electric test in accordance with Practices E213, E273, E309, or E570. Each length of electric-resistancewelded pipe NPS 2 [DN 50] or larger and produced on a hot-stretch-reducing mill shall be tested with a nondestructive electric test that inpsects the full volume of the pipe in accordance with Practices E213, E309, or E570. 9.1.2 Ultrasonic and Electromagnetic Inspection—Any equipment utilizing the ultrasonic or electromagnetic principles and capable of continuous and uninterrupted inspection of the weld seam shall be used. The equipment shall be checked with an applicable reference standard as described in 9.1.3 at least once every working turn or not more than 8 h to demonstrate its effectiveness and the inspection procedures. The equipment shall be adjusted to produce well-defined indications when the reference standard is scanned by the inspection unit in a manner simulating the inspection of the product. 9.1.3 Reference Standards—The length of the reference standards shall be determined by the pipe manufacturer, and they shall have the same specified diameter and thickness as the product being inspected. Reference standards shall contain machined notches, one on the inside surface and one on the outside surface, or a drilled hole, as shown in Fig. 1, at the option of the pipe manufacturer. The notches shall be parallel to the weld seam, and shall be separated by a distance sufficient to produce two separate and distinguishable signals. The 1 ⁄8-in. [3.2-mm] hole shall be drilled through the wall and perpendicular to the surface of the reference standard as shown in Fig. 1. Care shall be taken in the preparation of the reference standard to ensure freedom from fins or other edge roughness, or distortion of the pipe. 8. Hydrostatic Test NOTE 5—The calibration standards shown in Fig. 1 are convenient standards for calibration of nondestructive testing equipment. The dimensions of such standards are not to be construed as the minimum sizes of imperfections detectable by such equipment. 8.1 The hydrostatic test shall be applied, without leakage through the weld seam or the pipe body. 8.2 Plain-end pipe shall be hydrostatically tested to the applicable pressure given in Table X2.2, and threaded-andcoupled pipe shall be hydrostatically tested to the applicable pressure given in Table X2.3. It shall be permissible, at the 9.1.4 Acceptance Limits—Table 3 gives the height of acceptance limit signals in percent of the height of signals produced by reference standards. Imperfections in the weld seam that 143 SA-53/SA-53M ASME BPVC.II.A-2023 FIG. 1 Calibration Standards TABLE 3 Acceptance Limits Type Notch N10, V10 B, P Size of Hole in. mm Acceptance Limit Signal, % ⁄ ... 3.2 ... 100 80 18 9.2.2.2 The ultrasonic testing referred to in this specification is capable of detecting the presence and location of significant longitudinally or circumferentially oriented imperfections; however, different techniques need to be employed for the detection of differently oriented imperfections. Ultrasonic testing is not necessarily capable of detecting short, deep imperfections. 9.2.2.3 The eddy current examination referenced in this specification has the capability of detecting significant discontinuities, especially of the short abrupt type. 9.2.2.4 The flux leakage examination referred to in this specification is capable of detecting the presence and location of significant longitudinally or transversely oriented discontinuities. The provisions of this specification only require longitudinal calibration for flux leakage. Different techniques need to be employed for the detection of differently oriented imperfections. 9.2.2.5 The hydrostatic test referred to in 8.2 has the capability of finding imperfections of a size permitting the test fluid to leak through the tube wall and may be either visually seen or detected by a loss of pressure. Hydrostatic testing is not necessarily capable of detecting very tight through-the-wall imperfections or imperfections that extend an appreciable distance into the wall without complete penetration. 9.2.2.6 A purchaser interested in ascertaining the nature (type, size, location, and orientation) of imperfections that are capable of being detected in the specific application of these examinations is directed to discuss this with the manufacturer of the tubular product. 9.2.3 For ultrasonic testing, the calibration reference notches shall be at the option of the manufacturer, and shall be any one of the three common notch shapes shown in Practice E213. The depth of notch shall not exceed 12.5 % of the specified wall thickness of the pipe or 0.004 in. [0.1 mm], whichever is the greater. produce a signal greater than the acceptance limit signal given in Table 3 shall be considered a defect unless the pipe manufacturer can demonstrate that the imperfection does not reduce the effective wall thickness beyond 12.5 % of the specified wall thickness. 9.2 Type S Pipe—As an alternative to the hydrostatic test at the option of the manufacturer or if specified in the purchase order, the full body of each seamless pipe shall be tested with a nondestructive electric test in accordance with Practice E213, E309, or E570. In such cases, each length so furnished shall include the mandatory marking of the letters “NDE.” Except as allowed by 9.2.6.2, it is the intent of this nondestructive electric test to reject pipe with imperfections that produce test signals equal to or greater than those produced by the applicable calibration standards. 9.2.1 If the nondestructive electric test has been performed, the lengths shall be marked with the letters “NDE.” The certification, if required, shall state Nondestructive Electric Tested and shall indicate which of the tests was applied. Also, the letters NDE shall be appended to the product specification number and grade shown on the certification. 9.2.2 The following information is intended to facilitate the use of this specification: 9.2.2.1 The calibration standards defined in 9.2.3 through 9.2.5 are convenient standards for calibration of nondestructive testing equipment. The dimensions of such standards are not to be construed as the minimum sizes of imperfections detectable by such equipment. 144 ASME BPVC.II.A-2023 9.2.6.2 It shall be permissible to evaluate test signals produced by visual imperfections in accordance with the provisions of Section 12. A few examples of such imperfections are straightener marks, cutting chips, scratches, steel die stamps, stop marks, or pipe reducer ripple. 9.2.7 The test methods described in Section 9 are not necessarily capable of inspecting the end portion of pipes. This condition is referred to as end effect. The length of the end effect shall be determined by the manufacturer and, if specified in the purchase order, reported to the purchaser. 9.2.4 For eddy current testing, the calibration pipe shall contain, at the option of the manufacturer, any one of the following calibration standards to establish a minimum sensitivity level for rejection. 9.2.4.1 Drilled Hole—The calibration pipe shall contain three holes spaced 120° apart or four holes spaced 90° apart, sufficiently separated longitudinally to ensure separately distinguishable responses. The holes shall be drilled radially and completely through the pipe wall, care being taken to avoid distortion of the pipe while drilling. Dependent upon the nominal pipe size, the calibration pipe shall contain the following hole: NPS # 1⁄ 2 > 1⁄ 2 # 1 1⁄ 4 > 1 1⁄ 4 # 2 >2#5 >5 DN # 15 > 15 # 32 > 32 # 50 > 50 # 125 > 125 SA-53/SA-53M 10. Permissible Variations in Weight (Mass) and Dimensions Diameter of Drilled Hole 0.039 in. [1.0 mm] 0.055 in. [1.4 mm] 0.071 in. [1.8 mm] 0.087 in. [2.2 mm] 0.106 in. [2.7 mm] 10.1 Weight (Mass)—The weight (mass) of the pipe shall not vary more than 6 10 % from its specified weight (mass), as derived by multiplying its measured length by its specified weight (mass) per unit length, as given in Table X2.2 or Table X2.3, or as calculated using the relevant equation in ASME B36.10M. 9.2.4.2 Transverse Tangential Notch—Using a round tool or file with a 1⁄4 in. [6 mm] diameter, a notch shall be filed or milled tangential to the surface and transverse to the longitudinal axis of the pipe. The notch shall have a depth not exceeding 12.5 % of the specified wall thickness of the pipe or 0.012 in. [0.3 mm], whichever is the greater. 9.2.4.3 Longitudinal Notch—A notch 0.031 in. [0.8 mm] or less in width shall be machined in a radial plane parallel to the pipe axis on the outside surface of the pipe, to a depth not exceeding 12.5 % of the specified wall thickness of the pipe or 0.012 in. [0.3 mm], whichever is the greater. The length of the notch shall be compatible with the testing method. 9.2.4.4 Compatibility—The calibration standards in the calibration pipe shall be compatible with the testing equipment and the method being used. 9.2.5 For flux leakage testing, the longitudinal calibration reference notches shall be straight-sided notches machined in a radial plane parallel to the pipe axis. For specified wall thicknesses less than 0.500 in. [12.7 mm], outside and inside notches shall be used. For specified wall thicknesses equal to or greater than 0.500 in. [12.7 mm], only an outside notch shall be used. The notch depth shall not exceed 12.5 % of the specified wall thickness, or 0.012 in. [0.3 mm], whichever is the greater. The notch length shall not exceed 1 in. [25 mm], and the notch width shall not exceed the notch depth. Outside diameter and inside diameter notches shall be located sufficiently apart to allow separation and identification of the signals. 9.2.6 Pipe containing one or more imperfections that produce a signal equal to or greater than the signal produced by the calibration standard shall be rejected or the area producing the signal shall be rejected. 9.2.6.1 Test signals produced by imperfections that cannot be identified, or produced by cracks or crack-like imperfections, shall result in rejection of the pipe, unless it is repaired and retested. To be accepted, the pipe shall pass the same specification test to which it was originally subjected and the remaining wall thickness shall not have been decreased below that permitted by the specification. It shall be permissible to reduce the outside diameter at the point of grinding by the amount so removed. NOTE 6—For pipe NPS 4 [DN 100] or smaller, the weight (mass) tolerance is applicable to the weights (masses) of the customary lifts of pipe as produced for shipment by the mill. For pipe larger than NPS 4 [DN 100], where individual lengths are weighed, the weight (mass) tolerance is applicable to the individual lengths. 10.2 Diameter—For pipe NPS 11⁄2 [DN 40] or smaller, the outside diameter at any point shall not vary more than 6 1⁄64 in. [0.4 mm] from the specified outside diameter. For pipe NPS 2 [DN 50] or larger, the outside diameter shall not vary more than 6 1 % from the specified outside diameter. 10.3 Thickness—The minimum wall thickness at any point shall be not more than 12.5 % under the specified wall thickness. The minimum wall thickness on inspection shall conform to the requirements given in Table X2.4. 11. End Finish 11.1 If ordered with plain ends, the pipe shall be furnished to the following practice, unless otherwise specified. 11.1.1 NPS 11⁄2 [DN 40] or Smaller—Unless otherwise specified in the purchase order, end finish shall be at the option of the manufacturer. 11.1.2 Larger than NPS 11⁄2 [DN 40]: 11.1.2.1 Pipe of standard-weight or extra-strong weight, or in wall thickness less than 0.500 in. [12.7 mm], other than double extra-strong weight pipe, shall be plain-end beveled with ends beveled to an angle of 30°, +5°, -0°, measured from a line drawn perpendicular to the axis of the pipe, and with a root face of 1⁄16 in. 6 1⁄32 in. [1.6 mm 6 0.8 mm]. 11.1.2.2 Pipe with a specified wall thickness greater than 0.500 in. [12.7 mm], and all double extra-strong weight pipe, shall be plain-end square cut. 11.2 If ordered with threaded ends, the pipe ends shall be provided with a thread in accordance with the gaging practice and tolerances of ANSI B1.20.1. For standard-weight pipe NPS 6 [DN 150] or smaller, refer to Table X3.1 for threading data. For standard-weight pipe NPS 8 [DN 200] or larger and all sizes of extra-strong weight pipe and double extra-strong weight pipe, refer to Table X3.2 for threading data. Threaded 145 SA-53/SA-53M ASME BPVC.II.A-2023 measured as the gap between the lowest point of the dent and a prolongation of the original contour of the pipe. Cold-formed dents deeper than 1⁄8 in. [3 mm] shall be free of sharp-bottomed gouges; it shall be permissible to remove the gouges by grinding, provided that the remaining wall thickness is within specified limits. The length of the dent in any direction shall not exceed one half the specified outside diameter of the pipe. pipe NPS 4 [DN 100] or larger shall have thread protectors on the ends not protected by a coupling. 11.3 If ordered with couplings, one end of each length of pipe shall be provided with a coupling manufactured in accordance with Specification A865/A865M. The coupling threads shall be in accordance with the gaging practice of ANSI B1.20.1. The coupling shall be applied handling-tight, unless power-tight is specified in the purchase order. Couplings are to be made of steel. Taper-tapped couplings shall be furnished on all threaded pipe NPS 21⁄2 [DN 65] or larger. For pipe smaller than NPS 21⁄2 [DN 65], it is regular practice to furnish straight-tapped couplings for standard-weight pipe and tapertapped couplings for extra-strong and double extra-strong weight pipe. If taper-tapped couplings are required for standard-weight pipe smaller than NPS 21⁄2 [DN 65], it is recommended that line pipe threads in accordance with API Specification 5B be ordered. The taper-tapped couplings provided on line pipe in such sizes may be used on mill-threaded standard-weight pipe of the same size. 13. Number of Tests 13.1 Except as required by 13.2, one of each of the tests specified in Section 7 shall be made on test specimens taken from one length of pipe from each lot of each pipe size. For continuous-welded pipe, each lot shall contain no more than 25 tons [23 Mg] of pipe for pipe sizes NPS 11⁄2 [DN 40] and smaller, and no more than 50 tons [45 Mg] of pipe for pipe sizes larger than NPS 11⁄2 [DN 40]. For seamless and electricresistance-welded pipe, a lot shall contain no more than one heat, and at the option of the manufacturer shall contain no more than 500 lengths of pipe (as initially cut after the final pipe-forming operation, prior to any further cutting to the required ordered lengths) or 50 tons [45 Mg] of pipe. 12. Workmanship, Finish, and Appearance 13.2 The number of flattening tests for electric-resistancewelded pipe shall be in accordance with 7.3.3.2 or 7.3.3.3, whichever is applicable. 12.1 The pipe manufacturer shall explore a sufficient number of visual surface imperfections to provide reasonable assurance that they have been properly evaluated with respect to depth. 13.3 Except as allowed by 9.2, each length of pipe shall be subjected to the hydrostatic test (see Section 8). 12.2 Surface imperfections that penetrate more than 12.5 % of the specified wall thickness or encroach on the minimum wall thickness shall be considered defects. Pipe with defects shall be given one or more of the following dispositions: 12.2.1 The defect shall be removed by grinding, provided that the remaining wall thickness is within specified limits, 12.2.2 Type S pipe and the parent metal of Type E pipe, except within 1⁄2 in. [13 mm] of the fusion line of the electric-resistance-weld seam, are permitted to be repaired in accordance with the welding provisions of 12.5. Repair welding of Type F pipe and the weld seam of Type E pipe is prohibited. 12.2.3 The section of pipe containing the defect shall be cut off within the limits of requirement on length, or rejected. 14. Retests 14.1 Except for flattening tests of electric-resistance-welded pipe, if the results of a mechanical test for a lot fail to conform to the applicable requirements specified in Section 7, the lot shall be rejected unless tests of additional pipe from the affected lot of double the number originally tested are subsequently made and each such test conforms to the specified requirements. Only one retest of any lot will be permitted. Any individual length of pipe that conforms to the test requirements is acceptable. Any individual length of pipe that does not conform to the test requirements may be resubmitted for test and will be considered acceptable if tests taken from each pipe end conform to the specified requirements. 14.2 Electric-Resistance-Welded Pipe Produced in Single Lengths—If any flattening test result fails to conform to the requirements specified in 7.3.3, the affected single length shall be rejected unless the failed end is subsequently retested using the same weld orientation as the failed test and a satisfactory test result is obtained before the pipe’s length is reduced by such testing to less than 80 % of its length after the initial cropping. 14.3 Electric-Resistance-Welded Pipe Produced in Multiple Lengths—If any flattening test result fails to conform to the requirements specified in 7.3.3, the affected multiple length shall be rejected or flattening tests shall be made using a test specimen taken from each end of each individual length in the failed multiple length. For each pipe end, such tests shall be made with the weld alternately at 0° and 90° from the line of direction of force. Individual lengths are considered acceptable if the test results for both pipe ends conform to the specified requirements. 12.3 At the purchaser’s discretion, pipe shall be subjected to rejection if surface defects repaired in accordance with 12.2 are not scattered, but appear over a large area in excess of what is considered a workmanlike finish. Disposition of such pipe shall be a matter of agreement between the manufacturer and the purchaser. 12.4 For the removal of imperfections and defects by grinding, a smooth curved surface shall be maintained, and the wall thickness shall not be decreased below that permitted by this specification. It shall be permissible to reduce the outside diameter at the point of grinding by the amount so removed. 12.5 Weld repair shall only be permitted with the approval of the purchaser and in accordance with Specification A530/ A530M. 12.6 The finished pipe shall be reasonably straight. 12.7 The pipe shall contain no dents greater than 10 % of the pipe diameter or 1⁄4 in. [6 mm], whichever is smaller, 146 ASME BPVC.II.A-2023 SA-53/SA-53M by dividing the total weight (mass) of zinc on the given surface (outside or inside) by the area of the surface coated (outside or inside). 15. Test Methods 15.1 The test specimens and the tests required by this specification shall conform to those described in the latest issue of Test Methods and Definitions A370. 17.3 Weight (Mass) per Unit Area of Coating Test—The weight (mass) per unit area of zinc coating shall be determined by stripping tests in accordance with Test Method A90/A90M. 15.2 Each longitudinal tension test specimen shall be taken from a pipe end and shall not be flattened between the gage marks. 17.4 Test Specimens—Test specimens for determination of weight (mass) per unit area of coating shall be cut approximately 4 in. [100 mm] in length. 15.3 Test specimens for bend tests and flattening tests shall be taken from pipe. Test specimens for flattening tests shall be smooth on the ends and free from burrs. 17.5 Number of Tests—Two test specimens for the determination of weight (mass) per unit area of coating shall be taken, one from each end of one length of galvanized pipe selected at random from each lot of 500 lengths, or fraction thereof, of each size. 15.4 Tests shall be conducted at room temperature. 16. Lengths 16.1 Unless otherwise specified, pipe lengths shall be in accordance with the following regular practices: 16.1.1 Except as allowed by 16.1.2 and 16.1.4, pipe lighter than extra-strong weight shall be in single-random lengths of 16 to 22 ft [4.88 to 6.71 m], with not more than 5 % of the total number of threaded lengths furnished being jointers (two pieces coupled together). 16.1.2 For plain-end pipe lighter than extra-strong weight, it shall be permissible for not more than 5 % of the total number of pipe to be in lengths of 12 to 16 ft [3.66 to 4.88 m]. 16.1.3 Pipe of extra-strong weight or heavier shall be in random lengths of 12 to 22 ft [3.66 to 6.71 m], except that it shall be permissible for not more than 5 % of the total of pipe to be in lengths of 6 to 12 ft [1.83 to 3.66 m]. 16.1.4 For extra-strong weight or lighter pipe ordered in double-random lengths, the minimum lengths shall be not less than 22 ft [6.71 m] and the minimum average length for the order shall be not less than 35 ft [10.67 m]. 16.1.5 For pipe heavier than extra-strong weight ordered in lengths longer than single random, the lengths shall be as agreed upon between the manufacturer and the purchaser. 16.1.6 If pipe is furnished threaded and coupled, the length shall be measured to the outer face of the coupling. 17.6 Retests—If the weight (mass) per unit area of coating of any lot does not conform to the requirements specified in 17.2, retests of two additional pipes from the same lot shall be made, each of which shall conform to the specified requirements. 17.7 If pipe ordered under this specification is to be galvanized, the tension, flattening, and bend tests shall be made on the base material before galvanizing, if practicable. If specified, results of the mechanical tests on the base material shall be reported to the purchaser. If it is impracticable to make the mechanical tests on the base material before galvanizing, it shall be permissible to make such tests on galvanized samples, and any flaking or cracking of the zinc coating shall not be considered cause for rejection. If galvanized pipe is bent or otherwise fabricated to a degree that causes the zinc coating to stretch or compress beyond the limit of elasticity, some flaking of the coating is acceptable. 18. Inspection 18.1 The inspector representing the purchaser shall have entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the pipe ordered. The manufacturer shall afford the inspector all reasonable facilities to be satisfied that the pipe is being furnished in accordance with this specification. All tests (except product analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be so conducted as not to interfere unnecessarily with the operation of the works. 17. Galvanized Pipe 17.1 Galvanized pipe ordered under this specification shall be coated with zinc inside and outside by the hot-dip process. The zinc used for the coating shall be any grade of zinc conforming to Specification B6. The galvanized pipe shall be free from uncoated areas, blisters, flux deposits, and gross dross inclusions. Lumps, projections, globules, or heavy deposits of zinc which will interfere with the intended use of the material will not be permitted. 19. Rejection 19.1 The purchaser is permitted to inspect each length of pipe received from the manufacturer and, if it does not meet the requirements of this specification based upon the inspection and test method as outlined in the specification, the length shall be rejected and the manufacturer shall be notified. Disposition of rejected pipe shall be a matter of agreement between the manufacturer and the purchaser. 17.2 Weight (Mass) per Unit Area of Coating—The weight (mass) per unit area of zinc coating shall be not less than 1.8 oz/ft2 [0.55 kg/m2] as determined from the average results of the two specimens taken for test in the manner prescribed in 17.5 and not less than 1.6 oz/ft2 [0.49 kg/m2] for each of these specimens. The weight (mass) per unit area of coating, expressed in ounces per square foot [kilograms per square metre] shall be calculated by dividing the total weight (mass) of zinc, inside plus outside, by the total area, inside plus outside, of the surface coated. Each specimen shall have not less than 1.3 oz/ft2 [0.40 kg/m2] of zinc coating on each surface, calculated 19.2 Pipe found in fabrication or in installation to be unsuitable for the intended use, under the scope and requirements of this specification, shall be set aside and the manufacturer notified. Such pipe shall be subject to mutual investigation as to the nature and severity of the deficiency and the 147 SA-53/SA-53M ASME BPVC.II.A-2023 21.3 Heat number, lot number, run number, or a combination thereof shall be marked at the option of the manufacturer, unless specific marking is specified in the purchase order. The location of such marking shall be at the option of the manufacturer. forming or installation, or both, conditions involved. Disposition shall be a matter for agreement. 20. Certification 20.1 The manufacturer or supplier shall, upon request, furnish to the purchaser a certificate of compliance stating that the material has been manufactured, sampled, tested, and inspected in accordance with this specification (including year-date), and has been found to meet the requirements. 21.4 Any additional information desired by the manufacturer or specified in the purchase order. 21.5 For pipe NPS 11⁄2 [DN 40] and smaller that is bundled, it shall be permissible to mark the required information on a tag securely attached to each bundle. 20.2 Test Report—For Types E and S, the manufacturer or supplier shall furnish to the purchaser a chemical analysis report for the elements given in Table 1. 21.6 If pipe sections are cut into shorter lengths by a processor for resale as pipe, the processor shall transfer the complete identification, including the name or brand of the manufacturer, to each unmarked cut length, or to metal tags securely attached to unmarked pipe bundled in accordance with the requirements of 21.5. The same material designation shall be included with the information transferred, and the processor’s name, trademark, or brand shall be added. 20.3 EDI—A certificate of compliance or test report printed from, or used in, electronic form from an electronic data interchange (EDI) transmission shall be regarded as having the same validity as a counterpart printed in the certifier’s facility. The use and format of the EDI document are subject to agreement between the purchaser and the manufacturer or supplier. 21.7 Bar Coding—In addition to the requirements in 21.1, 21.5, and 21.6, bar coding is acceptable as a supplementary identification method. It is recommended that bar coding be consistent with the Automotive Industry Action Group (AIAG) standard prepared by the Primary Metals Subcommittee of the AIAG Bar Code Project Team. NOTE 7—EDI is the computer to computer exchange of business information in a standard format such as ANSI ASC X12. 20.4 Notwithstanding the absence of a signature, the organization submitting the certificate of compliance or test report is responsible for its content. 21. Product Marking 22. Government Procurement 21.1 Except as allowed by 21.5 and 21.6, each length of pipe shall be legibly marked in the following sequence to show: 21.1.1 Manufacturer’s name or mark, 21.1.2 Specification number (year-date not required), 22.1 If specified in the contract, the pipe shall be preserved, packaged, and packed in accordance with the requirements of MIL-STD-163. The applicable levels shall be as specified in the contract. Marking for shipment of such pipe shall be in accordance with Fed. Std. No. 123 for civil agencies and MIL-STD-129 or Fed. Std. No. 183 if continuous marking is required, for military agencies. NOTE 8—Pipe that complies with multiple compatible specifications may be marked with the appropriate designation for each specification. 21.1.3 Size (NPS and weight class, schedule number, or specified wall thickness; or specified outside diameter and specified wall thickness), 21.1.4 Grade (A or B), 21.1.5 Type of pipe (F, E, or S), 21.1.6 Test pressure, seamless pipe only (if applicable, in accordance with Table 4), 21.1.7 Nondestructive electric test, seamless pipe only (if applicable, in accordance with Table 4), 22.2 Inspection—Unless otherwise specified in the contract, the manufacturer is responsible for the performance of all inspection and test requirements specified herein. Except as otherwise specified in the contract, the manufacturer shall use its own or any other suitable facilities for performing the inspection and test requirements specified herein, unless otherwise disapproved by the purchaser in the contract or purchase order. The purchaser shall have the right to perform any of the inspections and tests set forth in this specification where deemed necessary to ensure that the pipe conforms to the specified requirements. 21.2 Unless another marking format is specified in the purchase order, length shall be marked in feet and tenths of a foot, or metres to two decimal places, dependent upon the units to which the pipe was ordered. The location of such marking shall be at the option of the manufacturer. 23. Packaging and Package Marking 23.1 If specified in the purchase order, packaging, marking, and loading for shipment shall be in accordance with those procedures recommended by Practices A700. TABLE 4 Marking of Seamless Pipe Hydro NDE Yes No Yes No Yes Yes Marking 24. Keywords Test pressure NDE Test Pressure/NDE 24.1 black steel pipe; seamless steel pipe; steel pipe; welded steel pipe; zinc coated steel pipe 148 ASME BPVC.II.A-2023 SA-53/SA-53M SUPPLEMENTARY REQUIREMENTS The following supplementary requirements shall apply only when specified in the purchase order. The purchaser may specify a different frequency of test than is provided in the supplementary requirement. Subject to agreement between the purchaser and manufacturer, retest and retreatment provisions of these supplementary requirements may also be modified. S1.4 Superficial ruptures as a result of surface imperfections shall not be cause for rejection. S1.5 For pipe with a D-to-t ratio less than 10, because the strain imposed due to geometry is unreasonably high on the inside surface at the 6 and 12 o’clock locations, cracks at such locations shall not be cause for rejection. S1.6 One test shall be made on test specimens taken from one length of pipe from each lot of each pipe size. A lot shall contain no more than one heat, and at the option of the manufacturer shall contain no more than 500 lengths of pipe (as initially cut after the final pipe-forming operation, prior to any further cutting to the required ordered lengths) or 50 tons [45 Mg] of pipe. S1.7 If the results of a test for a lot fail to conform to the applicable requirements, the lot shall be rejected unless tests of additional pipe from the affected lot of double the number originally tested are subsequently made and each such test conforms to the specified requirements. Only one retest of any lot will be permitted. Any individual length of pipe that conforms to the test requirements is acceptable. Any individual length of pipe that does not conform to the test requirements may be resubmitted for test and will be considered acceptable if tests taken from each pipe end conform to the specified requirements. S1. Flattening Test, Seamless Pipe S1.1 A test specimen at least 21⁄2 in. [60 mm] in length shall be flattened cold between parallel plates in two steps. During the first step, which is a test for ductility, except as allowed by S1.3, S1.4, and S1.5, no cracks or breaks on the inside, outside, or end surfaces shall be present before the distance between the plates is less than the value of H calculated as follows: H 5 ~ 11e ! t/ ~ e1t/D ! where: H = distance between flattening plates, in. [mm], e = deformation per unit length (constant for a given grade of steel, 0.09 for Grade A, and 0.07 for Grade B), t = specified wall thickness, in. [mm], and D = specified outside diameter, in. [mm] The H values have been calculated for standard-weight and extra-heavy weight pipe from NPS 21⁄2 to NPS 24 [DN 65 to DN 600], inclusive, and are given in Table X2.1. S1.2 During the second step, which is a test for soundness, the flattening shall be continued until the test specimen breaks or the opposite sides of the test specimen meet. Evidence of laminated or unsound material that is revealed during the entire flattening test shall be cause for rejection. S1.3 Surface imperfections in the test specimen before flattening, but revealed during the first step of the flattening test, shall be judged in accordance with the finish requirements in Section 12. APPENDIXES (Nonmandatory Information) X1. DEFINITIONS OF TYPES OF PIPE X1.1 Type F, Furnace-Butt-Welded Pipe, ContinuousWelded Pipe—Pipe produced in multiple lengths from coiled skelp and subsequently cut into individual lengths, having its longitudinal butt joint forge welded by the mechanical pressure developed in rolling the hot-formed skelp through a set of round pass welding rolls. longitudinal butt joint wherein coalescence is produced by the heat obtained from resistance of the pipe to the flow of electric current in a circuit of which the pipe is a part, and by the application of pressure. X1.3 Type S, Seamless Pipe—Pipe made without a welded seam. It is manufactured by hot working steel and, if necessary, by subsequently cold finishing the hot-worked tubular product to produce the desired shape, dimensions, and properties. X1.2 Type E, Electric-Resistance-Welded Pipe—Pipe produced in single lengths, or in multiple lengths from coiled skelp and subsequently cut into individual lengths, having a 149 SA-53/SA-53M ASME BPVC.II.A-2023 X2. TABLES FOR DIMENSIONAL AND CERTAIN MECHANICAL REQUIREMENTS X2.1 Tables X2.1-X2.4 address dimensional and certain mechanical requirements. TABLE X2.1 Calculated H Values for Seamless Pipe A NPS Designator DN Designator Specified Outside Diameter, in. [mm] Specified Wall Thickness, in. [mm] Grade A Grade B 2 1⁄2 65 2.875 [73.0] 0.203 [5.16] 0.276 [7.01] 1.378 [35.0] 1.618 [41.1] 1.545 [39.2] 1.779 [45.2] 3 80 3.500 [88.9] 0.216 [5.49] 0.300 [7.62] 1.552 [39.4] 1.861 [47.3] 1.755 [44.6] 2.062 [52.4] 31⁄2 90 4.000 [101.6] 0.226 [5.74] 0.318 [8.08] 1.682 [42.7] 2.045 [51.9] 1.912 [48.6] 2.276 [57.8] 4 100 4.500 [114.3] 0.237 [6.02] 0.337 [8.56] 1.811 [46.0] 2.228 [56.6] 2.067 [52.5] 2.489 [63.2] 5 125 5.563 [141.3] 0.258 [6.55] 0.375 [9.52] 2.062 [52.4] 2.597 [66.0] 2.372 [60.2] 2.920 [74.2] 6 150 6.625 [168.3] 0.280 [7.11] 0.432 [10.97] 2.308 [58.6] 3.034 [77.1] 2.669 [67.8] 3.419 [86.8] 8 200 8.625 [219.1] 0.277 [7.04] 0.322 [8.18] 0.500 [12.70] 2.473 [62.8] 2.757 [70.0] 3.683 [93.5] 2.902 [73.7] 3.210 [81.5] 4.181 [106.2] 10 250 10.750 [273.0] 0.279 [7.09]A 0.307 [7.80] 0.365 [9.27] 0.500 [12.70] 2.623 [66.6] 2.823 [71.7] 3.210 [81.5] 3.993 [101.4] 3.111 [79.0] 3.333 [84.7] 3.757 [95.4] 4.592 [116.6] 12 300 12.750 [323.8] 0.300 [7.62] 0.375 [9.52] 0.500 [12.70] 3.105 [78.9] 3.423 [86.9] 4.218 [107.1] 3.683 [93.5] 4.037 [102.5] 4.899 [124.4] 14 350 14.000 [355.6] 0.375 [9.52] 0.500 [12.70] 3.500 [88.9] 4.336 [110.1] 4.146 [105.3] 5.061 [128.5] 16 400 16.000 [406.4] 0.375 [9.52] 0.500 [12.70] 3.603 [91.5] 4.494 [114.1] 4.294 [109.1] 5.284 [134.2] 18 450 18.000 [457] 0.375 [9.52] 0.500 [12.70] 3.688 [93.7] 4.628 [117.6] 4.417 [112.2] 5.472 [139.0] 20 500 20.000 [508] 0.375 [9.52] 0.500 [12.70] 3.758 [95.5] 4.740 [120.4] 4.521 [114.8] 5.632 [143.1] 24 600 24.000 [610] 0.375 [9.52] 0.500 [12.70] 3.869 [98.3] 4.918 [124.9] 4.686 [119.0] 5.890 [149.6] Special order only. 150 Distance, in. [mm], Between Plates “H ” by Formula: H = (1 + e) t/(e + t/D) ASME BPVC.II.A-2023 SA-53/SA-53M TABLE X2.2 Dimensions, Weights (Masses) per Unit Length, and Test Pressures for Plain-End Pipe NPS DN Designator Designator Specified Outside Diameter, in. [mm] Specified Wall Thickness, in. [mm] Nominal Weight (Mass) per Unit Length, Plain End, lb/ft [kg/m] Weight Class Schedule No. Test Pressure,A psi [kPa] Grade A Grade B 18 ⁄ 6 0.405 [10.3] 0.068 [1.73] 0.095 [2.41] 0.24 [0.37] 0.31 [0.47] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] ⁄ 8 0.540 [13.7] 0.088 [2.24] 0.119 [3.02] 0.43 [0.63] 0.54 [0.80] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] 38 ⁄ 10 0.675 [17.1] 0.091 [2.31] 0.126 [3.20] 0.57 [0.84] 0.74 [1.10] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] 12 ⁄ 15 0.840 [21.3] 0.109 [2.77] 0.147 [3.73] 0.188 [4.78] 0.294 [7.47] 0.85 [1.27] 1.09 [1.62] 1.31 [1.95] 1.72 [2.55] STD XS ... XXS 40 80 160 ... 700 [4800] 850 [5900] 900 [6200] 1000 [6900] 700 [4800] 850 [5900] 900 [6200] 1000 [6900] 34 ⁄ 20 1.050 [26.7] 0.113 [2.87] 0.154 [3.91] 0.219 [5.56] 0.308 [7.82] 1.13 [1.69] 1.48 [2.20] 1.95 [2.90] 2.44 [3.64] STD XS ... XXS 40 80 160 ... 700 [4800] 850 [5900] 950 [6500] 1000 [6900] 700 [4800] 850 [5900] 950 [6500] 1000 [6900] 1 25 1.315 [33.4] 0.133 [3.38] 0.179 [4.55] 0.250 [6.35] 0.358 [9.09] 1.68 [2.50] 2.17 [3.24] 2.85 [4.24] 3.66 [5.45] STD XS ... XXS 40 80 160 ... 700 [4800] 850 [5900] 950 [6500] 1000 [6900] 700 [4800] 850 [5900] 950 [6500] 1000 [6900] 1 1⁄4 32 1.660 [42.2] 0.140 [3.56] 0.191 [4.85] 0.250 [6.35] 0.382 [9.70] 2.27 [3.39] 3.00 [4.47] 3.77 [5.61] 5.22 [7.77] STD XS ... XXS 40 80 160 ... 1200 [8300] 1800 [12 400] 1900 [13 100] 2200 [15 200] 1300 [9000] 1900 [13 100] 2000 [13 800] 2300 [15 900] 1 1⁄2 40 1.900 [48.3] 0.145 [3.68] 0.200 [5.08] 0.281 [7.14] 0.400 [10.16] 2.72 [4.05] 3.63 [5.41] 4.86 [7.25] 6.41 [9.56] STD XS ... XXS 40 80 160 ... 1200 [8300] 1800 [12 400] 1950 [13 400] 2200 [15 200] 1300 [9000] 1900 [13 100] 2050 [14 100] 2300 [15 900] 2 50 2.375 [60.3] 0.154 [3.91] 0.218 [5.54] 0.344 [8.74] 0.436 [11.07] 3.66 [5.44] 5.03 [7.48] 7.47 [11.11] 9.04 [13.44] STD XS ... XXS 40 80 160 ... 2300 [15 2500 [17 2500 [17 2500 [17 900] 200] 200] 200] 2500 [17 2500 [17 2500 [17 2500 [17 200] 200] 200] 200] 2 1⁄2 65 2.875 [73.0] 0.203 [5.16] 0.276 [7.01] 0.375 [9.52] 0.552 [14.02] 5.80 [8.63] 7.67 [11.41] 10.02 [14.90] 13.71 [20.39] STD XS ... XXS 40 80 160 ... 2500 [17 2500 [17 2500 [17 2500 [17 200] 200] 200] 200] 2500 [17 2500 [17 2500 [17 2500 [17 200] 200] 200] 200] 3 80 3.500 [88.9] 0.125 [3.18] 0.156 [3.96] 0.188 [4.78] 0.216 [5.49] 0.250 [6.35] 0.281 [7.14] 0.300 [7.62] 0.438 [11.13] 0.600 [15.24] 4.51 [6.72] 5.58 [8.29] 6.66 [9.92] 7.58 [11.29] 8.69 [12.93] 9.67 [14.40] 10.26 [15.27] 14.34 [21.35] 18.60 [27.68] ... ... ... STD ... ... XS ... XXS ... ... ... 40 ... ... 80 160 ... 1290 [8900] 1600 [11 000] 1930 [13 330] 2220 [15 300] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 1500 [1000] 1870 [12 900] 2260 [15 600] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 3 1⁄2 90 4.000 [101.6] 0.125 [3.18] 0.156 [3.96] 0.188 [4.78] 0.226 [5.74] 0.250 [6.35] 0.281 [7.14] 0.318 [8.08] 5.18 [7.72] 6.41 [9.53] 7.66 [11.41] 9.12 [13.57] 10.02 [14.92] 11.17 [16.63] 12.52 [18.63] ... ... ... STD ... ... XS ... ... ... 40 ... ... 80 1120 [7700] 1400 [6700] 1690 [11 700] 2030 [14 000] 2250 [15 500] 2500 [17 200] 2800 [19 300] 1310 [19 000] 1640 [11 300] 1970 [13 600] 2370 [16 300] 2500 [17 200] 2500 [17 200] 2800 [19 300] 4 100 4.500 [114.3] 0.125 [3.18] 0.156 [3.96] 0.188 [4.78] 0.219 [5.56] 0.237 [6.02] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.337 [8.56] 5.85 [8.71] 7.24 [10.78] 8.67 [12.91] 10.02 [14.91] 10.80 [16.07] 11.36 [16.90] 12.67 [18.87] 13.97 [20.78] 15.00 [22.32] ... ... ... ... STD ... ... ... XS ... ... ... ... 40 ... ... ... 80 1000 [6900] 1250 [8600] 1500 [10 300] 1750 [12 100] 1900 [13 100] 2000 [13 800] 2250 [15 100] 2500 [17 200] 2700 [18 600] 1170 [8100] 1460 [10 100] 1750 [12 100] 2040 [14 100] 2210 [15 200] 2330 [16 100] 2620 [18 100] 2800 [19 300] 2800 [19 300] 14 151 SA-53/SA-53M ASME BPVC.II.A-2023 TABLE X2.2 NPS DN Designator Designator Specified Outside Diameter, in. [mm] Continued Specified Wall Thickness, in. [mm] Nominal Weight (Mass) per Unit Length, Plain End, lb/ft [kg/m] Weight Class Schedule No. Grade A Grade B 0.438 [11.13] 0.531 [13.49] 0.674 [17.12] 19.02 [28.32] 22.53 [33.54] 27.57 [41.03] ... ... XXS 120 160 ... 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] Test Pressure,A psi [kPa] 5 125 5.563 [141.3] 0.156 [3.96] 0.188 [4.78] 0.219 [5.56] 0.258 [6.55] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.500 [12.70] 0.625 [15.88] 0.750 [19.05] 9.02 [13.41] 10.80 [16.09] 12.51 [18.61] 14.63 [21.77] 15.87 [23.62] 17.51 [26.05] 19.19 [28.57] 20.80 [30.94] 27.06 [40.28] 32.99 [49.11] 38.59 [57.43] ... ... ... STD ... ... ... XS ... ... XXS ... ... ... 40 ... ... ... 80 120 160 ... 1010 [7000] 1220 [8400] 1420 [9800] 1670 [11 500] 1820 [12 500] 2020 [13 900] 2230 [15 400] 2430 [16 800] 2800 [19 300] 2800 [19 300] 2800 [19 300] 1180 [8100] 1420 [9800] 1650 [11 400] 1950 [13 400] 2120 [14 600] 2360 [16 300] 2600 [17 900] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 6 150 6.625 [168.3] 0.188 [4.78] 0.219 [5.56] 0.250 [6.35] 0.280 [7.11] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.432 [10.97] 0.562 [14.27] 0.719 [18.26] 0.864 [21.95] 12.94 [19.27] 15.00 [22.31] 17.04 [25.36] 18.99 [28.26] 21.06 [31.32] 23.10 [34.39] 25.05 [37.28] 28.60 [42.56] 36.43 [54.20] 45.39 [67.56] 53.21 [79.22] ... ... ... STD ... ... ... XS ... ... XXS ... ... ... 40 ... ... ... 80 120 160 ... 1020 [7000] 1190 [8200] 1360 [9400] 1520 [10 500] 1700 [11 700] 1870 [12 900] 2040 [14 100] 2350 [16 200] 2800 [19 300] 2800 [19 300] 2800 [19 300] 1190 [8200] 1390 [9600] 1580 [10 900] 1780 [12 300] 1980 [13 700] 2180 [15 000] 2380 [16 400] 2740 [18 900] 2800 [19 300] 2800 [19 300] 2800 [19 300] 8 200 8.625 [219.1] 0.188 [4.78] 0.203 [5.16] 0.219 [5.56] 0.250 [6.35] 0.277 [7.04] 0.312 [7.92] 0.322 [8.18] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 0.438 [11.13] 0.500 [12.70] 0.594 [15.09] 0.719 [18.26] 0.812 [20.62] 0.875 [22.22] 0.906 [23.01] 16.96 [25.26] 18.28 [27.22] 19.68 [29.28] 22.38 [33.31] 24.72 [36.31] 27.73 [41.24] 28.58 [42.55] 30.45 [45.34] 33.07 [49.20] 35.67 [53.08] 38.33 [57.08] 43.43 [64.64] 51.00 [75.92] 60.77 [90.44] 67.82 [100.92] 72.49 [107.88] 74.76 [111.27] ... ... ... ... ... ... STD ... ... ... ... XS ... ... ... XXS ... ... ... ... 20 30 ... 40 ... ... 60 ... 80 100 120 140 ... 160 780 [5400] 850 [5900] 910 [6300] 1040 [7200] 1160 [7800] 1300 [9000] 1340 [9200] 1440 [9900] 1570 [10 800] 1700 [11 700] 1830 [12 600] 2090 [14 400] 2500 [17 200] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 920 [6300] 1000 [6900] 1070 [7400] 1220 [8400] 1350 [9300] 1520 [10 500] 1570 [10 800] 1680 [11 600] 1830 [12 600] 2000 [13 800] 2130 [14 700] 2430 [16 800] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 10 250 10.750 [273.0] 0.188 [4.78] 0.203 [5.16] 0.219 [5.56] 0.250 [6.35] 0.279 [7.09] 0.307 [7.80] 0.344 [8.74] 0.365 [9.27] 0.438 [11.13] 0.500 [12.70] 0.594 [15.09] 0.719 [18.26] 0.844 [21.44] 1.000 [25.40] 1.125 [28.57] 21.23 [31.62] 22.89 [34.08] 24.65 [36.67] 28.06 [41.75] 31.23 [46.49] 34.27 [51.01] 38.27 [56.96] 40.52 [60.29] 48.28 [71.87] 54.79 [81.52] 64.49 [95.97] 77.10 [114.70] 89.38 [133.00] 104.23 [155.09] 115.75 [172.21] ... ... ... ... ... ... ... STD ... XS ... ... ... XXS ... ... ... ... 20 ... 30 ... 40 ... 60 80 100 120 140 160 630 [4300] 680 [4700] 730 [5000] 840 [5800] 930 [6400] 1030 [7100] 1150 [7900] 1220 [8400] 1470 [10 100] 1670 [11 500] 1990 [13 700] 2410 [16 600] 2800 [19 300] 2800 [19 300] 2800 [19 300] 730 [5000] 800 [5500] 860 [5900] 980 [6800] 1090 [7500] 1200 [8300] 1340 [9200] 1430 [9900] 1710 [11 800] 1950 [13 400] 2320 [16 000] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 12 300 12.750 [323.8] 0.203 [5.16] 0.219 [5.56] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.330 [8.38] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 27.23 [40.55] 29.34 [43.63] 33.41 [49.71] 37.46 [55.75] 41.48 [61.69] 43.81 [65.18] 45.62 [67.90] 49.61 [73.78] 53.57 [79.70] ... ... ... ... ... ... ... STD ... ... ... 20 ... ... 30 ... ... 40 570 [3900] 620 [4300] 710 [4900] 790 [5400] 880 [6100] 930 [6400] 970 [6700] 1060 [7300] 1150 [7900] 670 [4600] 720 [5000] 820 [5700] 930 [6400] 1030 [7100] 1090 [7500] 1130 [7800] 1240 [8500] 1340 [9200] 152 ASME BPVC.II.A-2023 TABLE X2.2 NPS DN Designator Designator 14 350 Specified Outside Diameter, in. [mm] SA-53/SA-53M Continued Specified Wall Thickness, in. [mm] Nominal Weight (Mass) per Unit Length, Plain End, lb/ft [kg/m] Weight Class Schedule No. Grade A Grade B 0.438 [11.13] 0.500 [12.70] 0.562 [14.27] 0.688 [17.48] 0.844 [21.44] 1.000 [25.40] 1.125 [28.57] 1.312 [33.32] 57.65 [85.82] 65.48 [97.43] 73.22 [108.92] 88.71 [132.04] 107.42 [159.86] 125.61 [186.91] 139.81 [208.00] 160.42 [238.68] ... XS ... ... ... XXS ... ... ... ... 60 80 100 120 140 160 1240 [8500] 1410 [9700] 1590 [11 000] 1940 [13 400] 2390 [16 500] 2800 [19 300] 2800 [19 300] 2800 [19 300] 1440 [9900] 1650 [11 400] 1850 [12 800] 2270 [15 700] 2780 [19 200] 2800 [19 300] 2800 [19 300] 2800 [19 300] 14.000 [355.6] 0.210 [5.33] 0.219 [5.56] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.438 [11.13] 0.469 [11.91] 0.500 [12.70] 0.594 [15.09] 0.750 [19.05] 0.938 [23.83] 1.094 [27.79] 1.250 [31.75] 1.406 [35.71] 2.000 [50.80] 2.125 [53.97] 2.200 [55.88] 2.500 [63.50] 30.96 [46.04] 32.26 [47.99] 36.75 [54.69] 41.21 [61.35] 45.65 [67.90] 50.22 [74.76] 54.62 [81.25] 63.50 [94.55] 67.84 [100.94] 72.16 [107.39] 85.13 [126.71] 106.23 [158.10] 130.98 [194.96] 150.93 [224.65] 170.37 [253.56] 189.29 [281.70] 256.56 [381.83] 269.76 [401.44] 277.51 [413.01] 307.34 [457.40] ... ... ... ... ... ... STD ... ... XS ... ... ... ... ... ... ... ... ... ... ... ... 10 ... 20 ... 30 40 ... ... 60 80 100 120 140 160 ... ... ... ... 540 [3700] 560 [3900] 640 [4400] 720 [5000] 800 [5500] 880 [6100] 960 [6600] 1130 [7800] 1210 [8300] 1290 [8900] 1530 [10 500] 1930 [13 300] 2410 [16 600] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 630 [4300] 660 [4500] 750 [5200] 840 [5800] 940 [6500] 1030 [7100] 1120 [7700] 1310 [9000] 1410 [9700] 1500 [10 300] 1790 [12 300] 2250 [15 500] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] 2800 [19 300] Test Pressure,A psi [kPa] 16 400 16.000 [406.4] 0.219 [5.56] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.438 [11.13] 0.469 [11.91] 0.500 [12.70] 0.656 [16.66] 0.844 [21.44] 1.031 [26.19] 1.219 [30.96] 1.438 [36.53] 1.594 [40.49] 36.95 [54.96] 42.09 [62.64] 47.22 [70.30] 52.32 [77.83] 57.57 [85.71] 62.64 [93.17] 72.86 [108.49] 77.87 [115.86] 82.85 [123.30] 107.60 [160.12] 136.74 [203.53] 164.98 [245.56] 192.61 [286.64] 223.85 [333.19] 245.48 [365.35] ... ... ... ... ... STD ... ... XS ... ... ... ... ... ... ... 10 ... 20 ... 30 ... ... 40 60 80 100 120 140 160 490 [3400] 560 [3900] 630 [4300] 700 [4800] 770 [5300] 840 [5800] 990 [6800] 1060 [7300] 1120 [7700] 1480 [10 200] 1900 [13 100] 2320 [16 000] 2740 [18 900] 2800 [19 300] 2800 [19 300] 570 [3900] 660 [4500] 740 [5100] 820 [5700] 900 [6200] 980 [6800] 1150 [7900] 1230 [8500] 1310 [9000] 1720 [11 900] 2220 [15 300] 2710 [18 700] 2800 [19 300] 2800 [19 300] 2800 [19 300] 18 450 18.000 [457] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 0.438 [11.13] 0.469 [11.91] 0.500 [12.70] 0.562 [14.27] 0.750 [19.05] 0.938 [23.83] 1.156 [29.36] 1.375 [34.92] 1.562 [39.67] 1.781 [45.24] 47.44 [70.60] 53.23 [79.24] 58.99 [87.75] 64.93 [96.66] 70.65 [105.10] 76.36 [113.62] 82.23 [122.43] 87.89 [130.78] 93.54 [139.20] 104.76 [155.87] 138.30 [205.83] 171.08 [254.67] 208.15 [309.76] 244.37 [363.64] 274.48 [408.45] 308.79 [459.59] ... ... ... ... STD ... ... ... XS ... ... ... ... ... ... ... 10 ... 20 ... ... ... 30 ... ... 40 60 80 100 120 140 160 500 [3400] 560 [3900] 620 [4300] 690 [4800] 750 [5200] 810 [5600] 880 [6100] 940 [6500] 1000 [6900] 1120 [7700] 1500 [10 300] 1880 [13 000] 2310 [15 900] 2750 [19 000] 2800 [19 300] 2800 [19 300] 580 [4000] 660 [4500] 730 [5000] 800 [5500] 880 [6100] 950 [6500] 1020 [7000] 1090 [7500] 1170 [8100] 1310 [9000] 1750 [12 100] 2190 [15 100] 2700 [18 600] 2800 [19 300] 2800 [19 300] 2800 [19 300] 20 500 20.000 [508] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 0.438 [11.13] 0.469 [11.91] 52.78 [78.55] 59.23 [88.19] 65.66 [97.67] 72.28 [107.60] 78.67 [117.02] 84.04 [126.53] 91.59 [136.37] 97.92 [145.70] ... ... ... ... STD ... ... ... 10 ... ... ... 20 ... ... ... 450 [3100] 510 [3500] 560 [3900] 620 [4300] 680 [4700] 730 [5000] 790 [5400] 850 [5900] 520 [3600] 590 [4100] 660 [4500] 720 [5000] 790 [5400] 850 [5900] 920 [6300] 950 [6500] 153 SA-53/SA-53M ASME BPVC.II.A-2023 TABLE X2.2 NPS DN Designator Designator Specified Outside Diameter, in. [mm] Continued Specified Wall Thickness, in. [mm] Nominal Weight (Mass) per Unit Length, Plain End, lb/ft [kg/m] Weight Class Schedule No. Grade A Grade B 0.500 [12.70] 0.594 [15.09] 0.812 [20.62] 1.031 [26.19] 1.281 [32.54] 1.500 [38.10] 1.750 [44.45] 1.969 [50.01] 104.23 [155.12] 123.23 [183.42] 166.56 [247.83] 209.06 [311.17] 256.34 [381.53] 296.65 [441.49] 341.41 [508.11] 379.53 [564.81] XS ... ... ... ... ... ... ... 30 40 60 80 100 120 140 160 900 [6200] 1170 [8100] 1460 [10 100] 1860 [12 800] 2310 [15 900] 2700 [18 600] 2800 [19 300] 2800 [19 300] 1050 [7200] 1250 [8600] 1710 [11 800] 2170 [15 000] 2690 [18 500] 2800 [19 300] 2800 [19 300] 2800 [19 300] Test Pressure,A psi [kPa] 24 600 24.000 [610] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 0.438 [11.13] 0.469 [11.91] 0.500 [12.70] 0.562 [14.27] 0.688 [17.48] 0.938 [23.83] 0.969 [24.61] 1.219 [30.96] 1.531 [38.89] 1.812 [46.02] 2.062 [52.37] 2.344 [59.54] 63.47 [94.46] 71.25 [106.08] 79.01 [117.51] 86.99 [129.50] 94.71 [140.88] 102.40 [152.37] 110.32 [164.26] 117.98 [175.54] 125.61 [186.94] 140.81 [209.50] 171.45 [255.24] 231.25 [344.23] 238.57 [355.02] 296.86 [441.78] 367.74 [547.33] 429.79 [639.58] 483.57 [719.63] 542.64 [807.63] ... ... ... ... STD ... ... ... XS ... ... ... ... ... ... ... ... ... 10 ... ... ... 20 ... ... ... ... 30 40 ... 60 80 100 120 140 160 380 [2600] 420 [2900] 470 [3200] 520 [3600] 560 [3900] 610 [4200] 660 [4500] 700 [4800] 750 [5200] 840 [5800] 1030 [7100] 1410 [9700] 1450 [10 000] 1830 [12 600] 2300 [15 900] 2720 [18 800] 2800 [19 300] 2800 [19 300] 440 [3000] 490 [3400] 550 [3800] 600 [4100] 660 [4500] 710 [4900] 770 [5300] 820 [5700] 880 [6100] 980 [6800] 1200 [8300] 1640 [11 300] 1700 [11 700] 2130 [14 700] 2680 [18 500] 2800 [19 300] 2800 [19 300] 2800 [19 300] 26 650 26.000 [660] 0.250 [6.35] 0.281 [7.14] 0.312 [7.92] 0.344 [8.74] 0.375 [9.52] 0.406 [10.31] 0.438 [11.13] 0.469 [11.91] 0.500 [12.70] 0.562 [14.27] 68.82 [102.42] 77.26 [115.02] 85.68 [127.43] 94.35 [140.45] 102.72 [152.80] 111.08 [165.28] 119.69 [178.20] 128.00 [190.46] 136.30 [202.85] 152.83 [227.37] ... ... ... ... STD ... ... ... XS ... ... ... 10 ... ... ... ... ... 20 ... 350 [2400] 390 [2700] 430 [3000] 480 [3300] 520 [3600] 560 [3900] 610 [4200] 650 [4500] 690 [4800] 780 [5400] 400 [2800] 450 [3100] 500 [3400] 560 [3900] 610 [4200] 660 [4500] 710 [4900] 760 [5200] 810 [5600] 910 [6300] A The minimum test pressure for outside diameters and wall thicknesses not listed shall be computed by the formula given below. The computed test pressure shall be used in all cases, except as follows: (1) For specified wall thicknesses greater than the heaviest specified wall thickness listed in this table for the applicable specified outside diameter, the test pressure shall be the highest value listed for the applicable specified outside diameter and grade. (2) For pipe smaller than NPS 2 [DN 50] with a specified wall thickness less than the lightest specified wall thickness listed in this table for the applicable specified outside diameter and grade. (3) For all sizes of Grade A and B pipe smaller than NPS 2 [DN 50], the test pressures were assigned arbitrarily. Test pressures for intermediate specified outside diameters need not exceed those given in this table for the next larger listed size. P52St/D where: P S t D = = = = minimum hydrostatic test pressure, psi [kPa], 0.60 times the specified minimum yield strength, psi [kPa], specified wall thickness, in. [mm], and specified outside diameter, in. [mm]. 154 ASME BPVC.II.A-2023 SA-53/SA-53M TABLE X2.3 Dimensions, Weights (Masses) per Unit Length, and Test Pressures for Threaded and Coupled Pipe NPS Designator DN Designator Specified Outside Diameter, in. [mm] Specified Wall Thickness, in. [mm] Nominal Weight (Mass) per Unit Length, Threaded and Coupled, lb/ft [kg/m] Weight Class Schedule No. Test Pressure, psi [kPa] Grade A Grade B 18 ⁄ 6 0.405 [10.3] 0.068 [1.73] 0.095 [2.41] 0.25 [0.37] 0.32 [0.46] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] ⁄ 8 0.540 [13.7] 0.088 [2.24] 0.119 [3.02] 0.43 [0.63] 0.54 [0.80] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] 38 ⁄ 10 0.675 [17.1] 0.091 [2.31] 0.126 [3.20] 0.57 [0.84] 0.74 [1.10] STD XS 40 80 700 [4800] 850 [5900] 700 [4800] 850 [5900] 12 ⁄ 15 0.840 [21.3] 0.109 [2.77] 0.147 [3.73] 0.294 [7.47] 0.86 [1.27] 1.09 [1.62] 1.72 [2.54] STD XS XXS 40 80 ... 700 [4800] 850 [5900] 1000 [6900] 700 [4800] 850 [5900] 1000 [6900] ⁄ 20 1.050 [26.7] 0.113 [2.87] 0.154 [3.91] 0.308 [7.82] 1.14 [1.69] 1.48 [2.21] 2.45 [3.64] STD XS XXS 40 80 ... 700 [4800] 850 [5900] 1000 [6900] 700 [4800] 850 [5900] 1000 [6900] 1 25 1.315 [33.4] 0.133 [3.38] 0.179 [4.55] 0.358 [9.09] 1.69 [2.50] 2.19 [3.25] 3.66 [5.45] STD XS XXS 40 80 ... 700 [4800] 850 [5900] 1000 [6900] 700 [4800] 850 [5900] 1000 [6900] 11⁄4 32 1.660 [42.2] 0.140 [3.56] 0.191 [4.85] 0.382 [9.70] 2.28 [3.40] 3.03 [4.49] 5.23 [7.76] STD XS XXS 40 80 ... 1000 [6900] 1500 [10 300] 1800 [12 400] 1100 [7600] 1600 [11 000] 1900 [13 100] 11⁄2 40 1.900 [48.3] 0.145 [3.68] 0.200 [5.08] 0.400 [10.16] 2.74 [4.04] 3.65 [5.39] 6.41 [9.56] STD XS XXS 40 80 ... 1000 [6900] 1500 [10 300] 1800 [12 400] 1100 [7600] 1600 [11 000] 1900 [13 100] 2 50 2.375 [60.3] 0.154 [3.91] 0.218 [5.54] 0.436 [11.07] 3.68 [5.46] 5.08 [7.55] 9.06 [13.44] STD XS XXS 40 80 ... 2300 [15 900] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 21⁄2 65 2.875 [73.0] 0.203 [5.16] 0.276 [7.01] 0.552 [14.02] 5.85 [8.67] 7.75 [11.52] 13.72 [20.39] STD XS XXS 40 80 ... 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 3 80 3.500 [88.9] 0.216 [5.49] 0.300 [7.62] 0.600 [15.24] 7.68 [11.35] 10.35 [15.39] 18.60 [27.66] STD XS XXS 40 80 ... 2200 [15 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 2500 [17 200] 31⁄2 90 4.000 [101.6] 0.226 [5.74] 0.318 [8.08] 9.27 [13.71] 12.67 [18.82] STD XS 40 80 2000 [13 800] 2800 [19 300] 2400 [16 500] 2800 [19 300] 4 100 4.500 [114.3] 0.237 [6.02] 0.337 [8.56] 0.674 [17.12] 10.92 [16.23] 15.20 [22.60] 27.62 [41.09] STD XS XXS 40 80 ... 1900 [13 100] 2700 [18 600] 2800 [19 300] 2200 [15 200] 2800 [19 300] 2800 [19 300] 5 125 5.563 [141.3] 0.258 [6.55] 0.375 [9.52] 0.750 [19.05] 14.90 [22.07] 21.04 [31.42] 38.63 [57.53] STD XS XXS 40 80 ... 1700 [11 700] 2400 [16 500] 2800 [19 300] 1900 [13 100] 2800 [19 300] 2800 [19 300] 6 150 6.625 [168.3] 0.280 [7.11] 0.432 [10.97] 0.864 [21.95] 19.34 [28.58] 28.88 [43.05] 53.19 [79.18] STD XS XXS 40 80 ... 1500 [10 300] 2300 [15 900] 2800 [19 300] 1800 [12 400] 2700 [18 600] 2800 [19 300] 8 200 8.625 [219.1] 0.277 [7.04] 0.322 [8.18] 0.500 [12.70] 0.875 [22.22] 25.53 [38.07] 29.35 [43.73] 44.00 [65.41] 72.69 [107.94] ... STD XS XXS 30 40 80 ... 1200 [8300] 1300 [9000] 2100 [14 500] 2800 [19 300] 1300 [9000] 1600 [11 000] 2400 [16 500] 2800 [19 300] 10 250 10.750 [273.0] 0.279 [7.09] 0.307 [7.80] 0.365 [9.27] 0.500 [12.70] 32.33 [48.80] 35.33 [53.27] 41.49 [63.36] 55.55 [83.17] ... ... STD XS ... 30 40 60 950 [6500] 1000 [6900] 1200 [8300] 1700 [11 700] 1100 [7600] 1200 [8300] 1400 [9700] 2000 [13 800] 12 300 12.750 [323.8] 0.330 [8.38] 0.375 [9.52] 0.500 [12.70] 45.47 [67.72] 51.28 [76.21] 66.91 [99.4] ... STD XS 30 ... ... 950 [6500] 1100 [7600] 1400 [9700] 1100 [7600] 1200 [8300] 1600 [11 000] 14 34 155 SA-53/SA-53M ASME BPVC.II.A-2023 TABLE X2.4 Table of Minimum Permissible Wall Thicknesses on Inspection for Pipe Specified Wall Thicknesses NOTE 1—The following equation, upon which this table is based, shall be applied to calculate minimum permissible wall thickness from specified wall thickness: ts × 0.875 = tm where: ts = specified wall thickness, in. [mm], and tm = minimum permissible wall thickness, in. [mm]. The wall thickness is expressed to three [two] decimal places, the fourth [third] decimal place being carried forward or dropped in accordance with Practice E29. NOTE 2—This table is a master table covering wall thicknesses available in the purchase of different classifications of pipe, but it is not meant to imply that all of the walls listed therein are obtainable under this specification. Specified Wall Thickness (ts), in. [mm] 0.068 0.088 0.091 0.095 0.109 Minimum Permissible Wall Thickness on Inspection (tm), in. [mm] Specified Wall Thickness (ts), in. [mm] Minimum Permissible Wall Thickness on Inspection (tm), in. [mm] Specified Wall Thickness (ts), in. [mm] Minimum Permissible Wall Thickness on Inspection (tm), in. [mm] [1.73] [2.24] [2.31] [2.41] [2.77] 0.060 [1.52] 0.077 [1.96] 0.080 [2.03] 0.083 [2.11] 0.095 [2.41] 0.294 0.300 0.307 0.308 0.312 [7.47] [7.62] [7.80] [7.82] [7.92] 0.257 0.262 0.269 0.270 0.273 [6.53] [6.65] [6.83] [6.86] [6.93] 0.750 0.812 0.844 0.864 0.875 [19.05] [20.62] [21.44] [21.94] [22.22] 0.656 0.710 0.739 0.756 0.766 [16.66] [18.03] [18.77] [19.20] [19.46] 0.113 [2.87] 0.119 [3.02] 0.125 [3.18] 0.126 [3.20] 0.133 [3.38] 0.099 [2.51] 0.104 [2.64] 0.109 [2.77) 0.110 [2.79] 0.116 [2.95] 0.318 0.322 0.330 0.337 0.343 [8.08] [8.18] [8.38] [8.56] [8.71] 0.278 0.282 0.289 0.295 0.300 [7.06] [7.16) [7.34] [7.49] [7.62] 0.906 0.938 0.968 1.000 1.031 [23.01] [23.82] [24.59] [25.40] [26.19] 0.793 0.821 0.847 0.875 0.902 [20.14] [20.85] [21.51] [22.22] [22.91] 0.140 0.145 0.147 0.154 0.156 [3.56] [3.68] [3.73] [3.91] [3.96] 0.122 0.127 0.129 0.135 0.136 [3.10] [3.23] [3.28] [3.43] [3.45] 0.344 0.358 0.365 0.375 0.382 [8.74] [9.09] [9.27] [9.52] [9.70] 0.301 0.313 0.319 0.328 0.334 [7.65] [7.95] [8.10] [8.33] [8.48] 1.062 1.094 1.125 1.156 1.219 [26.97] [27.79] [28.58] [29.36] [30.96] 0.929 0.957 0.984 1.012 1.067 [26.30] [24.31] [24.99] [25.70] [27.08] 0.179 0.187 0.188 0.191 0.200 [4.55] [4.75] [4.78] [4.85] [5.08] 0.157 0.164 0.164 0.167 0.175 [3.99] [4.17] [4.17] [4.24] [4.44] 0.400 [10.16] 0.406 [10.31] 0.432 [10.97] 0.436 [11.07] 0.437 [11.10] 0.350 0.355 0.378 0.382 0.382 [8.89] [9.02] [9.60] [9.70] [9.70] 1.250 [31.75] 1.281 [32.54] 1.312 [33.32] 1.343 [34.11] 1.375 [34.92] 1.094 1.121 1.148 1.175 1.203 [27.79] [28.47] [29.16] [29.85] [30.56] 0.203 0.216 0.218 0.219 0.226 [5.16] [5.49] [5.54] [5.56] [5.74] 0.178 0.189 0.191 0.192 0.198 [4.52] [4.80] [4.85] [4.88] [5.03] 0.438 [11.13] 0.500 [12.70] 0.531 [13.49] 0.552 [14.02] 0.562 [14.27] 0.383 [9.73] 0.438 [11.13] 0.465 [11.81] 0.483 [12.27] 0.492 [12.50] 1.406 1.438 1.500 1.531 1.562 [35.71] [36.53] [38.10] [38.89] [39.67] 1.230 1.258 1.312 1.340 1.367 [31.24] [31.95] [33.32] [34.04] [34.72] 0.237 0.250 0.258 0.276 0.277 [6.02] [6.35] [6.55] [7.01] [7.04] 0.207 0.219 0.226 0.242 0.242 [5.26] [5.56] [5.74] [6.15] [6.15] 0.594 0.600 0.625 0.656 0.674 0.520 0.525 0.547 0.574 0.590 1.594 1.750 1.781 1.812 1.968 [40.49] [44.45] [45.24] [46.02] [49.99] 1.395 1.531 1.558 1.586 1.722 [35.43] [38.89] [39.57] [40.28] [43.74] 0.279 [7.09] 0.280 [7.11] 0.281 [7.14] 0.244 [6.20] 0.245 [6.22] 0.246 [6.25] [15.09] [15.24] [15.88] [16.66] [17.12] 0.688 [17.48] 0.719 [18.26] [13.21] [13.34] [13.89] [14.58] [14.99] 0.602 [15.29] 0.629 [15.98] 156 2.062 [52.37] 2.344 [59.54] 1.804 [45.82] 2.051 [52.10] ASME BPVC.II.A-2023 SA-53/SA-53M X3. BASIC THREADING DATA X3.1 Fig. X3.1 is to be used with Table X3.1. Fig. X3.2 is to be used with Table X3.2. FIG. X3.1 Dimensions of Hand Tight Assembly for Use with Table X3.1 TABLE X3.1 Basic Threading Data for Standard-Weight Pipe, NPS 6 [DN 150] or Smaller NOTE 1—All dimensions in this table are nominal and subject to mill tolerances. NOTE 2—The taper of threads is 3⁄4 in. ⁄ft [62.5 mm/m] on the diameter. Pipe NPS DN Designator Designator Threads Specified Outside Diameter, in. [mm] D Number per End of Pipe to inch Hand Tight Plane, in. [mm] Effective Length, in. [mm] Coupling Total Pitch Diameter Length, in. [mm] at Hand Tight Plane, in. [mm] L4 E1 Specified Outside Diameter, in. [mm] W L1 L2 18 ⁄ 6 0.405 [10.3] 27 0.1615 [4.1021] 8 0.540 [13.7] 18 0.2278 [5.7861] 38 ⁄ 10 0.675 [17.1] 18 0.240 [6.096] 0.3924 [9.9670] 0.5946 [15.1028] 0.6006 [15.2552] 0.37360 [9.48944] 0.49163 [12.48740] 0.62701 [15.92605] 0.563 [14.3] ⁄ 0.2638 [6.7005] 0.4018 [10.2057] 0.4078 [10.3581] 12 ⁄ 15 0.840 [21.3] 14 0.320 [8.128] 34 ⁄ 20 1.050 [26.7] 14 0.339 [8.611] 1 25 1.315 [33.4] 12 11 ⁄ 0.400 [10.160] 0.5337 [13.5560] 0.5457 [13.8608] 0.6828 [17.3431] 0.7815 [19.8501] 0.7935 [20.1549] 0.9845 [25.0063] 1 1⁄4 32 1.660 [42.2] 111⁄2 0.420 [10.668] 12 1⁄ 40 1.900 [48.3] 12 11 ⁄ 0.420 [10.668] 2 50 2.375 [60.3] 111⁄2 0.436 [11.074] 0.7068 [17.9527] 0.7235 [18.3769] 0.7565 [19.2151] 2 1⁄2 65 2.875 [73.0] 8 0.682 [17.323] 3 80 3.500 [88.9] 8 0.766 [19.456] 3 1⁄2 90 4.000 [101.6] 8 0.821 [20.853] 4 100 4.500 [114.3] 8 0.844 [21.438] 5 125 5.563 [141.3] 8 0.937 [23.800] 6 150 6.625 [168.3] 8 0.958 [24.333] 14 Length, Hand Tight min., in. [mm] Stand-Off (Number of Threads) NL A ⁄ [19] 4 0.719 [18.3] 11⁄8 [29] 51⁄2 0.875 [22.2] 11⁄8 [29] 5 0.77843 [19.77212] 0.98887 [25.11730] 1.23863 [31.46120] 1.063 [27.0] 11⁄2 [38] 5 1.313 [33.4] 1⁄ [40] 5 1.576 [40.0] 1 ⁄ [49] 5 1.0085 [25.6159] 1.0252 [26.0401] 1.0582 [26.8783] 1.58338 [40.21785] 1.82234 [46.28744] 2.29627 [58.32526] 1.900 [48.3] 2 [50] 5 2.200 [55.9] 2 [50] 51⁄2 2.750 [69.8] 21⁄16 [52] 51⁄2 1.1376 [28.8950] 1.2000 [30.4800] 1.2500 [31.7500] 1.5712 [39.9085] 1.6337 [41.4960] 1.6837 [42.7660] 2.76216 [70.15886] 3.38850 [86.06790] 3.88881 [98.77577] 3.250 [82.5] 31⁄16 [78] 51⁄2 4.000 [101.6] 33⁄16 [81] 51⁄2 4.625 [117.5] 35⁄16 [84] 51⁄2 1.3000 [33.0200] 1.4063 [35.7200] 1.5125 [38.4175] 1.7337 [44.0360] 1.8400 [46.7360] 1.9462 [49.4335] 4.38713 [111.43310] 5.44929 [138.41200] 6.50597 [165.25164] 5.000 [127.0] 37⁄16 [87] 5 6.296 [159.9] 311⁄16 [94] 5 7.390 [187.7] 315⁄16 [100] 6 157 34 9 16 15 16 SA-53/SA-53M ASME BPVC.II.A-2023 FIG. X3.2 Dimensions of Hand Tight Assembly for Use with Table X3.2 158 TABLE X3.2 Basic Threading Data for Standard-Weight Pipe, NPS 8 [DN 200] or Larger, and all Sizes of Extra-Strong and Double-Extra-Strong Weight Pipe NOTE 1—The taper of threads is 3⁄4 in. ⁄ft [62.5 mm/m] on the diameter. Pipe NPS DN Desig- Designator nator Threads Specified Outside Diameter, in. [mm] Number per Inch D 159 6 8 10 15 20 25 32 40 50 65 80 90 100 125 150 200 250 300 350 400 450 500 0.405 0.540 0.675 0.840 1.050 1.315 1.660 1.900 2.375 2.875 3.500 4.000 4.500 5.563 6.625 8.625 10.750 12.750 14.000 16.000 18.000 20.000 [10.3] [13.7] [17.1] [21.3] [26.7] [33.4] [42.2] [48.3] [60.3] [73.0] [88.9] [101.6] [114.3] [141.3] [168.3] [219.1] [273.0] [323.8] [355.6] [406.4] [457] [508] 27 18 18 14 141⁄2 11 111⁄2 1 11 ⁄2 111⁄2 8 8 8 8 8 8 8 8 8 8 8 8 8 0.1615 0.2278 0.240 0.320 0.339 0.400 0.420 0.420 0.436 0.682 0.766 0.821 0.844 0.937 0.958 1.063 1.210 1.360 1.562 1.812 2.000 2.125 Effective Length, in. Coupling [mm] Total Length, in. [mm] [mm] L2 [4.1021] [5.7861] [6.096] [8.128] [8.611] [10.160] [10.668] [10.668] [11.074] [17.323] [19.456] [20.853] [21.438] [23.800] [24.333] [27.000] [30.734] [34.544] [39.675] [46.025] [50.800] [53.975] 0.2638 0.4018 0.4078 0.5337 0.5457 0.6828 0.7068 0.7235 0.7565 1.1375 1.2000 1.2500 1.3000 1.4063 1.5125 1.7125 1.9250 2.1250 2.2500 2.4500 2.6500 2.8500 L4 [6.7005] [10.2057] [10.3581] [13.5560] [13.8608] [17.3431] [17.9527] [18.3769] [19.2151] [28.8950] [30.4800] [31.7500] [33.0200] [35.7200] [38.4175] [43.4975] [48.8950] [53.9750] [57.1500] [62.2300] [67.3100] [72.3900] 0.3924 0.5946 0.6006 0.7815 0.7935 0.9845 1.0085 1.0252 1.0582 1.5712 1.6337 1.6837 1.7337 1.8400 1.9462 2.1462 2.3587 2.5587 2.6837 2.8837 3.0837 3.2837 [9.9670] [15.1028] [15.2552] [19.8501] [20.1549] [25.0063] [25.6159] [26.0401] [26.8783] [39.9085] [41.4960] [42.7660] [44.0360] [46.7360] [49.4335] [54.5135] [59.9110] [64.9910] [68.1660] [73.2460] [78.3260] [83.4060] Pitch Diameter at Hand Tight Plane, in. E1 0.37360 0.49163 0.62701 0.77843 0.98887 1.23863 1.58338 1.82234 2.29627 2.76216 3.38850 3.88881 4.38713 5.44929 6.50597 8.50003 10.62094 12.61781 13.87263 15.87575 17.87500 19.87031 Specified Outside Diameter, in. Length, min, in. [mm] Hand Tight Stand-Off (Number of Threads) [27] [41] [41] [54] [54] [67] [70] [70] [73] [105] [108] [111] [114] [117] [124] [133] [146] [156] [162] [171] [181] [194] 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 [mm] [mm] W [9.48944] [12.48740] [15.92605] [19.77212] [25.11730] [31.46120] [40.21785] [46.28744] [58.32526] [70.15886] [86.06790] [98.77577] [111.43310] [138.41200] [165.25164] [215.90076] [269.77188] [320.49237] [352.36480] [403.24405] [454.02500] [504.70587] 0.563 0.719 0.875 1.063 1.313 1.576 2.054 2.200 2.875 3.375 4.000 4.625 5.200 6.296 7.390 9.625 11.750 14.000 15.000 17.000 19.000 21.000 NL [14.3] [18.3] [22.2] [27.0] [33.4] [40.0] [52.2] [55.9] [73.0] [85.7] [101.6] [117.5] [132.1] [159.9] [187.7] [244.5] [298.4] [355.6] [381.0] [432] [483] [533] 11⁄16 15⁄8 15⁄8 21⁄8 21⁄8 25⁄8 23⁄4 23⁄4 27⁄8 41⁄8 41⁄4 43⁄8 41⁄2 45⁄8 47⁄8 51⁄4 53⁄4 61⁄8 63⁄8 63⁄4 71⁄8 75⁄8 ASME BPVC.II.A-2023 ⁄ 1⁄4 3⁄8 1⁄2 3⁄4 1 1 1⁄ 4 1 1⁄ 2 2 2 1⁄ 2 3 3 1⁄ 2 4 5 6 8 10 12 14 16 18 20 18 End of Pipe to Hand Tight Plane, in. L1 SA-53/SA-53M SA-53/SA-53M ASME BPVC.II.A-2023 X4. ELONGATION VALUES X4.1 Tabulated in Table X4.1 are the minimum elongation values in inch-pound units, calculated using the equation given in Table 2. TABLE X4.1 Elongation Values 2 Area, A, in. 0.75 and greater 0.74 0.73 0.72 0.71 0.70 0.69 0.68 0.67 0.66 0.65 0.64 0.63 0.62 0.61 0.60 0.59 0.58 0.57 0.56 0.55 0.54 0.53 0.52 0.51 0.50 0.49 0.48 0.47 0.46 0.45 0.44 0.43 0.42 0.41 0.40 0.39 0.38 0.37 0.36 0.35 0.34 0.33 0.32 0.31 0.30 0.29 0.28 0.27 0.26 0.25 0.24 0.23 0.22 0.21 0.20 0.19 0.18 0.17 0.16 0.15 Specified Wall Thickness, in. Elongation in 2 in., min, % Tension Test Specimen Specified Minimum Tensile Strength, psi 3⁄4-in. Specimen 1-in. Specimen 11⁄2-in. Specimen 0.994 and greater 0.980–0.993 0.967–0.979 0.954–0.966 0.941–0.953 0.927–0.940 0.914–0.926 0.900–0.913 0.887–0.899 0.874–0.886 0.861–0.873 0.847–0.860 0.834–0.846 0.820–0.833 0.807–0.819 0.794–0.806 0.781–0.793 0.767–0.780 0.754–0.766 0.740–0.753 0.727–0.739 0.714–0.726 0.701–0.713 0.687–0.700 0.674–0.686 0.660–0.673 0.647–0.659 0.634–0.646 0.621–0.633 0.607–0.620 0.594–0.606 0.580–0.593 0.567–0.579 0.554–0.566 0.541–0.553 0.527–0.540 0.514–0.526 0.500–0.513 0.487–0.499 0.474–0.486 0.461–0.473 0.447–0.460 0.434–0.446 0.420–0.433 0.407–0.419 0.394–0.406 0.381–0.393 0.367–0.380 0.354–0.366 0.340–0.353 0.327–0.339 0.314–0.326 0.301–0.313 0.287–0.300 0.274–0.286 0.260–0.273 0.247–0.259 0.234–0.246 0.221–0.233 0.207–0.220 0.194–0.206 0.746 and greater 0.735–0.745 0.726–0.734 0.715–0.725 0.706–0.714 0.695–0.705 0.686–0.694 0.675–0.685 0.666–0.674 0.655–0.665 0.646–0.654 0.635–0.645 0.626–0.634 0.615–0.625 0.606–0.614 0.595–0.605 0.586–0.594 0.575–0.585 0.566–0.574 0.555–0.565 0.546–0.554 0.535–0.545 0.526–0.534 0.515–0.525 0.506–0.514 0.495–0.505 0.486–0.494 0.475–0.485 0.466–0.474 0.455–0.465 0.446–0.454 0.435–0.445 0.426–0.434 0.415–0.425 0.406–0.414 0.395–0.405 0.386–0.394 0.375–0.385 0.366–0.374 0.355–0.365 0.346–0.354 0.335–0.345 0.326–0.334 0.315–0.325 0.306–0.314 0.295–0.305 0.286–0.294 0.275–0.285 0.266–0.274 0.255–0.265 0.246–0.254 0.235–0.245 0.226–0.234 0.215–0.225 0.260–0.214 0.195–0.205 0.186–0.194 0.175–0.185 0.166–0.174 0.155–0.165 0.146–0.154 0.497 and greater 0.490–0.496 0.484–0.489 0.477–0.483 0.471–0.476 0.464–0.470 0.457–0.463 0.450–0.456 0.444–0.449 0.437–0.443 0.431–0.436 0.424–0.430 0.417–0.423 0.410–0.416 0.404–0.409 0.397–0.403 0.391–0.396 0.384–0.390 0.377–0.383 0.370–0.376 0.364–0.369 0.357–0.363 0.351–0.356 0.344–0.350 0.337–0.343 0.330–0.336 0.324–0.329 0.317–0.323 0.311–0.316 0.304–0.310 0.297–0.303 0.290–0.296 0.284–0.289 0.277–0.283 0.271–0.276 0.264–0.270 0.257–0.263 0.250–0.256 0.244–0.249 0.237–0.243 0.231–0.236 0.224–0.230 0.217–0.223 0.210–0.216 0.204–0.209 0.197–0.203 0.191–0.196 0.184–0.190 0.177–0.183 0.170–0.176 0.164–0.169 0.157–0.163 0.151–0.156 0.144–0.150 0.137–0.143 0.130–0.136 0.124–0.129 0.117–0.123 0.111–0.116 0.104–0.110 0.097–0.103 160 48 000 60 000 36 30 36 36 36 36 36 36 35 35 35 35 35 35 35 35 35 34 34 34 34 34 34 34 34 33 33 33 33 33 33 33 32 32 32 32 32 32 32 31 31 31 31 31 30 30 30 30 30 29 29 29 29 29 28 28 28 27 27 27 27 26 29 29 29 29 29 29 29 29 29 29 29 29 28 28 28 28 28 28 28 28 28 28 27 27 27 27 27 27 27 27 27 26 26 26 26 26 26 26 26 25 25 25 25 25 25 24 24 24 24 24 24 23 23 23 23 22 22 22 22 21 ASME BPVC.II.A-2023 TABLE X4.1 2 Area, A, in. 0.14 0.13 0.12 0.11 0.10 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 and less SA-53/SA-53M Continued Specified Wall Thickness, in. Elongation in 2 in., min, % Tension Test Specimen Specified Minimum Tensile Strength, psi 3⁄4-in. Specimen 1-in. Specimen 11⁄2-in. Specimen 0.180–0.193 0.167–0.179 0.154–0.166 0.141–0.153 0.127–0.140 0.114–0.126 0.100–0.113 0.087–0.099 0.074–0.086 0.061–0.073 0.047–0.060 0.034–0.046 0.020–0.033 0.019 and less 0.135–0.145 0.126–0.134 0.115–0.125 0.106–0.114 0.095–0.105 0.086–0.094 0.075–0.085 0.066–0.074 0.055–0.065 0.046–0.054 0.035–0.045 0.026–0.034 0.015–0.025 0.014 and less 0.091–0.096 0.084–0.090 0.077–0.083 0.071–0.076 0.064–0.070 0.057–0.063 0.050–0.056 0.044–0.049 0.037–0.043 0.031–0.036 0.024–0.030 0.017–0.023 0.010–0.016 0.009 and less 48 000 60 000 26 25 25 25 24 24 23 22 22 21 20 19 17 15 21 21 20 20 20 19 19 18 18 17 16 16 14 12 X4.2 Tabulated in Table X4.2 are the minimum elongation values in SI units, calculated using the equation given in Table 2. TABLE X4.2 Elongation Values Area, A, mm2 500 and greater 480-499 460-479 440-459 420-439 400-419 380-399 360-379 340-359 320-339 300-319 280-299 260-279 240-259 220-239 200-219 190-199 180-189 170-179 160-169 150-159 140-149 130-139 120-129 110-119 100-109 90-99 80-89 70-79 60-69 50-59 40-49 30-39 Specified Wall Thickness, mm Elongation in 50 mm, min, % Tension Test Specimen Specified Minimum Tensile Strength, MPa 19-mm Specimen 25-mm Specimen 38-mm Specimen 26.3 and greater 25.3-26.2 24.2-25.2 23.2-24.1 22.1-23.1 21.1-22.0 20.0-21.0 19.0-19.9 17.9-18.9 16.9-17.8 15.8-16.8 14.8-15.7 13.7-14.7 12.7-13.6 11.6-12.6 10.5-11.5 10.0-10.4 9.5-9.9 9.0-9.4 8.4-8.9 7.9-8.3 7.4-7.8 6.9-7.3 6.3-6.8 5.8-6.2 5.3-5.7 4.8-5.2 4.2-4.7 3.7-4.1 3.2-3.6 2.7-3.1 2.1-2.6 1.6-2.0 20.0 and greater 19.2-19.9 18.4-19.1 17.6-18.3 16.8-17.5 16.0-16.7 15.2-15.9 14.4-15.0 13.6-14.3 12.8-13.5 12.0-12.7 11.2-11.9 10.4-11.1 9.6-10.3 8.8-9.5 8.0-8.7 7.6-7.9 7.2-7.5 6.8-7.1 6.4-6.7 6.0-6.3 5.6-5.9 5.2-5.5 4.8-5.1 4.4-4.7 4.0-4.3 3.6-3.9 3.2-3.5 2.8-3.1 2.4-2.7 2.0-2.3 1.6-1.9 ... 13.2 and greater 12.7-13.1 12.1-12.6 11.6-12.0 11.1-11.5 10.6-11.0 10.0-10.5 9.5-9.9 9.0-9.4 8.5-8.9 7.9-8.4 7.4-7.8 6.9-7.3 6.4-6.8 5.8-6.3 5.3-5.7 5.0-5.2 4.8-4.9 4.5-4.7 4.2-4.4 4.0-4.1 3.7-3.9 3.5-3.6 3.2-3.4 2.9-3.1 2.7-2.8 2.4-2.6 2.1-2.3 1.9-2.0 1.6-1.8 ... ... ... 161 330 415 36 30 36 36 36 35 35 35 34 34 34 33 33 32 32 31 31 30 30 30 29 29 29 28 28 27 27 26 26 25 24 24 23 22 30 29 29 29 29 28 28 28 27 27 27 26 26 26 25 25 24 24 24 24 23 23 23 22 22 21 21 21 20 19 19 18 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-105/SA-105M SPECIFICATION FOR CARBON STEEL FORGINGS FOR PIPING APPLICATIONS SA-105/SA-105M (Identical with ASTM Specification A105/A105M-21 except for addition of Footnote A call out next to vanadium composition limit in Table 1 and deletion of (mm) from the thickness variable (T ) in Table 3 Note minimum elongation formula..) 163 ð23Þ SA-105/SA-105M ASME BPVC.II.A-2023 Specification for Carbon Steel Forgings for Piping Applications Combining values from the two systems may result in nonconformance with the standard. 1. Scope 1.1 This specification covers forged carbon steel piping components for ambient- and higher-temperature service in pressure systems. Included are flanges, fittings, valves, and similar parts ordered either to dimensions specified by the purchaser or to dimensional standards such as the MSS, ASME, and API specifications referenced in Section 2. Forgings made to this specification are limited to a maximum weight of 10 000 lb [4540 kg]. Larger forgings may be ordered to Specification A266/A266M. Tubesheets and hollow cylindrical forgings for pressure vessel shells are not included within the scope of this specification. Although this specification covers some piping components machined from rolled bar and seamless tubular products (see 5.2), it does not cover raw material produced in these product forms. NOTE 1—The dimensionless designator NPS (nominal pipe size) has been substituted in this standard for such traditional terms as “nominal diameter,” “size,” and “nominal size.” 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 2. Referenced Documents 2.1 In addition to those reference documents listed in Specification A961/A961M, the following list of standards apply to this specification: 1.2 Supplementary requirements are provided for use when additional testing or inspection is desired. These shall apply only when specified individually by the purchaser in the order. 2.2 ASTM Standards: A266/A266M Specification for Carbon Steel Forgings for Pressure Vessel Components A675/A675M Specification for Steel Bars, Carbon, HotWrought, Special Quality, Mechanical Properties A696 Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping Components A788/A788M Specification for Steel Forgings, General Requirements A961/A961M Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications 2.3 MSS Standards: SP 44 Standard for Steel Pipe Line Flanges 1.3 Specification A266/A266M covers other steel forgings and Specifications A675/A675M and A696 cover other steel bars. 1.4 This specification is expressed in both inch-pound units and SI units. However, unless the order specifies the applicable “M” specification designation (SI units), the material shall be furnished to inch-pound units. The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. 164 ASME BPVC.II.A-2023 SA-105/SA-105M TABLE 1 Chemical Requirements 2.4 ASME Standards: B16.5 Dimensional Standards for Steel Pipe Flanges and Flanged Fittings B16.9 Wrought Steel Buttwelding Fittings B16.10 Face-to-Face and End-to-End Dimensions of Ferrous Valves B16.11 Forged Steel Fittings, Socket Weld, and Threaded B16.34 Valves-Flanged, Threaded and Welding End B16.47 Large Diameter Steel Flanges 2.5 ASME Boiler and Pressure Vessel Code: Section IX 2.6 API Standards: API-600 Flanged and Butt-Welding-End Steel Gate Valves API-602 Compact Design Carbon Steel Gate Valves for Refinery Use NOTE 1—For each reduction of 0.01 % below the specified carbon maximum (0.35 %), an increase of 0.06 % manganese above the specified maximum (1.05 %) will be permitted up to a maximum of 1.65 %. Element Carbon Manganese Phosphorus Sulfur Silicon Copper Nickel Chromium Molybdenum Vanadium Composition, % 0.35 max 0.60–1.05 0.035 max 0.040 max 0.10–0.35 0.40 maxA 0.40 maxA 0.30 maxA,B 0.12 maxA,B 0.08 max A A The sum of copper, nickel, chromium, molybdenum and vanadium shall not exceed 1.00 %. B The sum of chromium and molybdenum shall not exceed 0.32 %. 3. Terminology 6.1.4 Piping components other than flanges which meet both of the following criteria: (1) over NPS 4 and (2) above Class 300, and 6.1.5 Piping components of Special Class other than flanges which meet both of the following criteria: (1) over NPS 4 and (2) when the working pressure at the operating temperature exceeds the tabulated values for Special Class 300, Group 1.1. 3.1 Definitions—For definitions of other terms used in this specification, refer to Specification A961/A961M. 3.2 Definitions of Terms Specific to This Standard: 3.2.1 heaviest cross-section, n—maximum heat treated thickness of the production forging. 4. Ordering Information 4.1 See Specification A961/A961M. 4.1.1 Additional requirements (see 14.2). 6.2 Heat treatment, when required by 6.1 shall be annealing, normalizing, or normalizing and tempering or quenching and tempering in accordance with Specification A961/A961M. After hot working and before reheating for heat treatment, the forging shall be allowed to cool substantially below the transformation range. 6.2.1 Quenching shall consist of either (1) fully austenitizing the forgings followed by quenching in a suitable liquid medium or (2) using a multiple stage procedure whereby the forgings are first fully austenitized and rapidly cooled, then reheated to partially reaustenitize, followed by quenching in a suitable liquid medium. All quenched forgings shall be tempered as prescribed in Specification A961/A961M. 5. General Requirements 5.1 Product furnished to this specification shall conform to the requirements of Specification A961/A961M, including any supplementary requirements that are indicated in the purchase order. Failure to comply with the requirements of Specification A961/A961M constitutes nonconformance with this specification. In case of a conflict between the requirements of this specification and Specification A961/A961M, this specification shall prevail. 5.2 Except as permitted by Section 6 in Specification A961/A961M, the finished product shall be a forging as defined in the Terminology Section of Specification A788/ A788M. 7. Chemical Composition 7.1 The steel shall conform to the chemical requirements specified in Table 1. 6. Heat Treatment 7.2 Steels to which lead has been added shall not be used. 6.1 Heat treatment is not a mandatory requirement of this specification except for the following piping components: 6.1.1 Flanges above Class 300, 6.1.2 Flanges of special design where the design pressure at the design temperature exceeds the pressure-temperature ratings of Class 300, Group 1.1, 6.1.3 Flanges of special design where the design pressure or design temperature are not known, 8. Mechanical Properties 8.1 The material shall conform to the mechanical property requirements prescribed in Table 2 and Table 3. 8.2 For normalized, normalized and tempered, or quenched and tempered forgings, the central axis of the test specimen shall be taken at least 1⁄4 T from the nearest surface as-heattreated, where T is the maximum heat-treated thickness of the represented forging. In addition, for quenched and tempered forgings, the midlength of the test specimen shall be at least T from all other surfaces as-heat-treated, exclusive of the T dimension surfaces. When section thickness does not permit 165 SA-105/SA-105M ASME BPVC.II.A-2023 TABLE 2 Mechanical RequirementsA Tensile strength, min, ksi [MPa] Yield strength, min, ksi [MPa]B Elongation in 2 in. or 50 mm, min, %: Basic minimum elongation for walls 5⁄16 in. [7.9 mm] and over in thickness, strip tests. When standard round 2-in. or 50-mm gauge length or smaller proportionally sized specimen with the gauge length equal to 4D is used For strip tests, a deduction for each 1⁄32 -in. [0.8-mm] decrease in wall thickness below 5⁄16 in. [7.9 mm] from the basic minimum elongation of the percentage points of Table 3 Reduction of area, min, %D Hardness, HBW, max instead of one test from each heat in each heat-treatment charge. The test specimen material shall be included with a furnace charge. 8.3.3 Testing shall be performed as specified in Specification A961/A961M. The largest feasible round specimen shall be used except when hollow cylindrically shaped parts are machined from seamless tubulars. When hollow cylindrically shaped parts are machined from seamless tubular materials, strip tests may be used. The tension test specimen shall be obtained from a production forging, or from an integral prolongation representative of the hub location of a flange, or the heaviest cross section of a fitting, valve, or other part within the scope of this specification. 8.3.4 Forgings too small to permit obtaining a subsize specimen of 0.250 in. [6.35 mm] diameter or larger parallel to the dimension of maximum working, and produced in equipment unsuitable for the production of a separately forged test bar such as an automatic or semi-automatic press, may be accepted on the basis of hardness only. One percent of the forgings per lot, where a lot is the product from a heat, or, if heat treated, the product of a heat per furnace charge, or ten forgings, whichever is the lesser number, shall be selected at random, prepared, and tested using the standard Brinell test. The locations of the indentations shall be at the option of the manufacturer but shall be selected to be representative of the forging as a whole. One indentation per forging shall be required but additional indentations may be made to establish the representative hardness. The hardness of all forgings so tested shall be 137 to 197 HBW inclusive. 70 [485] 36 [250] 30 22 1.50C 30 197 A For small forgings, see 8.3.4. Determined by either the 0.2 % offset method or the 0.5 % extension-under-load method. C See Table 3 for computed minimum values. D For round specimens only. B TABLE 3 Computed Minimum Values Wall Thickness in. mm Elongation in 2 in. or 50 mm, min, % (0.312) (0.281) 1⁄4 (0.250) 7⁄32 (0.219) 3⁄16 (0.188) 5⁄32 (0.156) 1⁄8 (0.125) 3⁄32 (0.094) 1⁄16 (0.062) 7.9 7.1 6.4 5.6 4.8 4.0 3.2 2.4 1.6 30.00 28.50 27.00 25.50 24.00 22.50 21.00 19.50 18.00 ⁄ ⁄ 5 16 9 32 Note—The above table gives the computed minimum elongation values for each 1⁄32-in. [0.8-mm] decrease in wall thickness. Where the wall thickness lies between two values shown above, the minimum elongation value is determined by the following equation: 8.4 Hardness Tests: 8.4.1 Two hardness tests shall be made for each heat of as-forged components. When more than one forging is produced from each heat, a minimum of two forgings shall be tested with one reading from each forging. When only one forging is produced, it shall be tested in two locations. 8.4.2 Except when only one forging is produced, a minimum of two forgings shall be hardness tested per batch or continuous run as defined in 8.3.2.2 to ensure that forgings are within the hardness limits given in Table 2. When only one forging is produced, it shall be hardness tested in two locations to ensure it is within the hardness limits given in Table 2. 8.4.3 Testing shall be as specified in Specification A961/ A961M. The purchaser may verify that the requirement has been met by testing at any location on the forging, provided such testing does not render the forging useless. E 5 48T115.00 where: E = elongation in 2 in. or 50 mm, %, and T = actual thickness of specimen, in. this positioning, the test specimen shall be positioned as near as possible to the prescribed location. 8.3 Tension Tests: 8.3.1 One tension test shall be made for each heat of as-forged components. 8.3.2 One tension test shall be made from each heat-treating charge. If more than one heat is included in such a charge, each heat shall be tested. 8.3.2.1 When forgings of different shapes are included in the same heat-treating charge, the test specimen shall be obtained from the heaviest cross-section of the thickest forging, except for hubbed flanges (see 8.3.3). The test specimen shall represent all forgings from the same heat and heat-treating charge whose maximum thicknesses do not exceed the thickness of the test forging. 8.3.2.2 When the heat-treating temperatures are the same and the furnaces (either batch or continuous type), are controlled within 625 °F [614 °C] and equipped with recording pyrometers so that complete records of heat treatment are available, then one tension test from each heat is required 9. Hydrostatic Tests 9.1 Such tests shall be conducted by the forging manufacturer only when Supplementary Requirement S57 in Specification A961/A961M is specified. 10. Retreatment 10.1 If the results of the mechanical tests do not conform to the requirement specified, the manufacturer may heat treat or reheat treat the forgings as applicable and repeat the test specified in Section 8. 166 ASME BPVC.II.A-2023 SA-105/SA-105M 14.2.2 Tensile property results, Section 8 (Table 2), report the yield strength and tensile strength, in ksi [MPa], elongation and reduction in area, in percent; and, if longitudinal strip tension specimens are used, report the width of the gauge length, 14.2.3 Chemical analysis results, Section 7 (Table 1), reported results shall be to the same number of significant figures as the limits specified in Table 1 for that element. 14.2.4 Hardness results, Section 8 (Table 2), a minimum of two readings, and 14.2.5 Any supplementary testing required by the purchase order. 11. Surface Finish, Appearance, and Corrosion Protection 11.1 The requirements of Specification A961/A961M apply to forgings and finished parts. 12. Repair by Welding 12.1 Repair of defects by the manufacturer is permissible for forgings made to dimensional standards such as those of ASME or for other parts made for stock by the manufacturer. Prior approval of the purchaser is required to repair-weld special forgings made to the purchaser’s requirements. 12.2 Weld repairs shall be made by a process that does not produce undesirably high levels of hydrogen in the welded areas. 15. Product Marking 15.1 In addition to marking requirements of Specification A961/A961M, the following additional marking requirements shall apply: 15.1.1 If the forgings have been quenched and tempered, the letters “QT” shall be stamped on the forgings following this specification number. 15.1.2 Forgings repaired by welding shall be marked with the letter “W” following this specification number. 15.1.3 Plugs and bushings furnished to ASME B16.11 requirements are not required to be marked. Other parts ordered with no marking are by agreement between the purchaser and manufacturer. 15.1.4 When agreed upon between the purchaser and manufacturer and specified in the order, the markings shall be painted or stenciled on the fitting or stamped on a metal or plastic tag which shall be securely attached to the fitting. 12.3 All forgings repaired by welding shall be post-weld heat treated between 1100 °F [593 °C] and the lower transformation temperature for a minimum of 1⁄2 h ⁄in. [1⁄2 h/25.4 mm] of maximum section thickness, or alternatively annealed, normalized and tempered, or quenched and tempered. If the forging was not previously heat treated, the original tempering temperature was exceeded, or the forging was fully heat treated in the post weld cycle, then the forging shall be tested in accordance with Section 8 on completion of the cycle. 12.4 The mechanical properties of the procedurequalification weldment shall, when tested in accordance with Section IX of the ASME Boiler and Pressure Vessel Code, conform with the requirements listed in Table 2 for the thermal condition of repair-welded forgings. 13. Rejection and Rehearing 15.2 Bar Coding—In addition to the requirements in Specification A961/A961M, bar coding is acceptable as a supplemental identification method. The purchaser may specify in the order a specific bar coding system to be used. The bar coding system, if applied at the discretion of the supplier, should be consistent with one of the published industry standards for bar coding. If used on small parts, the bar code may be applied to the box or a substantially applied tag. 13.1 Each forging that develops injurious defects during shop working or application shall be rejected and the manufacturer notified. 14. Certification 14.1 Identification Marking—For forgings made to specified dimensions, when agreed upon by the purchaser, and for forgings made to dimensional standards, application of identification marks as required in Specification A961/A961M shall be the certification that the forgings have been furnished in accordance with the requirements of this specification. 16. Keywords 16.1 pipe fittings, steel; piping applications; pressure containing parts; steel flanges; steel forgings, carbon; steel valves; temperature service applications, elevated; temperature service applications, high 14.2 Test Reports—The manufacturer shall also provide the following, where applicable: 14.2.1 Type heat treatment, Section 6, 167 SA-105/SA-105M ASME BPVC.II.A-2023 SUPPLEMENTARY REQUIREMENTS The following supplementary requirements shall apply only when specified by the purchaser in the inquiry, contract, and order. S1. Hardness S3. Marking Small Forgings S1.1 The purchaser may check the hardness of any or all forgings supplied at any location on the forging and the hardness shall be 137 to 197 HBW. All forgings not within the specified hardness range shall be rejected. S3.1 For small products where the space for marking is less than 1 in. [25 mm] in any direction, test reports are mandatory and marking may be restricted to only such symbols or codes as are necessary to identify the parts with test reports. S3.2 When the configuration or size does not permit marking directly on the forging, the marking method shall be a matter of agreement between the manufacturer and the purchaser. S2. Heat Treatment S2.1 All forgings shall be heat treated as specified by the purchaser. S2.2 When forgings not requiring heat treatment by 6.1 are supplied heat treated by purchaser request, the basis for determining conformance with Table 2 and Table 3 shall be hardness testing per 8.4 and either (1) tensile testing of heat treated forgings per 8.2, or (2) tensile tests from as-forged forgings or separately forged test blanks, as agreed upon between the supplier and purchaser. S2.3 When test reports are required, and tensile test results were obtained from as-forged forgings or as-forged test blanks, it shall be so indicated on the test report. S2.4 In addition to the marking required by Section 15, this specification shall be followed by the letter: A for annealed, N for normalized, NT for normalized and tempered, or QT for quenched and tempered, as appropriate. S4. Carbon Equivalent S4.1 The maximum carbon equivalent, based on heat analysis, shall be 0.47 for forgings with a maximum section thickness of 2 in. or less, and 0.48 for forgings with a maximum section thickness of greater than 2 in. S4.2 Determine the carbon equivalent (CE) as follows: CE 5 C1Mn/61 ~ Cr1Mo1V ! /51 ~ Ni1Cu! /15 S4.3 A lower maximum carbon equivalent may be agreed upon between the supplier and the purchaser. 168 ASME BPVC.II.A-2023 SA-106/SA-106M SPECIFICATION FOR SEAMLESS CARBON STEEL PIPE FOR HIGH-TEMPERATURE SERVICE SA-106/SA-106M (Identical with ASTM Specification A106/A106M-19a.) 169 ð23Þ SA-106/SA-106M ASME BPVC.II.A-2023 Specification for Seamless Carbon Steel Pipe for High-Temperature Service 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 1. Scope 1.1 This specification covers seamless carbon steel pipe for high-temperature service (Note 1) in NPS 1⁄8 to NPS 48 [DN 6 to DN 1200] (Note 2) inclusive, with nominal (average) wall thickness as given in ASME B 36.10M. It shall be permissible to furnish pipe having other dimensions provided such pipe complies with all other requirements of this specification. Pipe ordered under this specification shall be suitable for bending, flanging, and similar forming operations, and for welding. When the steel is to be welded, it is presupposed that a welding procedure suitable to the grade of steel and intended use or service will be utilized. 2. Referenced Documents 2.1 ASTM Standards: A530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe E213 Practice for Ultrasonic Testing of Metal Pipe and Tubing E309 Practice for Eddy Current Examination of Steel Tubular Products Using Magnetic Saturation E381 Method of Macroetch Testing Steel Bars, Billets, Blooms, and Forgings E570 Practice for Flux Leakage Examination of Ferromagnetic Steel Tubular Products NOTE 1—It is suggested, consideration be given to possible graphitization. NOTE 2—The dimensionless designator NPS (nominal pipe size) [DN (diameter nominal)] has been substituted in this standard for such traditional terms as “nominal diameter,” “size,” and “nominal size.” 1.2 Supplementary requirements of an optional nature are provided for seamless pipe intended for use in applications where a superior grade of pipe is required. These supplementary requirements call for additional tests to be made and when desired shall be so stated in the order. 2.2 ASME Standard: ASME B 36.10M Welded and Seamless Wrought Steel Pipe 2.3 Military Standards: MIL-STD-129 Marking for Shipment and Storage MIL-STD-163 Steel Mill Products, Preparation for Shipment and Storage 1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.4 The following precautionary caveat pertains only to the test method portion, Sections 11, 12, and 13 of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 2.4 Federal Standard: Fed. Std. No. 123 Marking for Shipments (Civil Agencies) Fed. Std. No. 183 Continuous Identification Marking of Iron and Steel Products 2.5 Other Standards: SSPC-SP 6 Surface Preparation Specification No. 6 170 ASME BPVC.II.A-2023 4.3 For pipe NPS 11⁄2 [DN 40] and under, it shall be permissible to furnish hot finished or cold drawn. 3. Ordering Information 3.1 The inclusion of the following, as required will describe the desired material adequately, when ordered under this specification: 3.1.1 Quantity (feet, metres, or number of lengths), 3.1.2 Name of material (seamless carbon steel pipe), 3.1.3 Grade (Table 1), 3.1.4 Manufacture (hot-finished or cold-drawn), 3.1.5 Size (NPS [DN] and weight class or schedule number, or both; outside diameter and nominal wall thickness; or inside diameter and nominal wall thickness), 3.1.6 Special outside diameter tolerance pipe (16.2.2), 3.1.7 Inside diameter tolerance pipe, over 10 in. [250 mm] ID (16.2.3), 3.1.8 Length (specific or random, Section 17), 3.1.9 Optional requirements (S1 to S9), 3.1.10 Test report required (Section on Certification of Specification A530/A530M), 3.1.11 Specification designation (A106 or A106M, including year-date), 3.1.12 End use of material, 3.1.13 Hydrostatic test in accordance with Specification A530/A530M or 13.3 of this specification, or NDE in accordance with Section 14 of this specification. 3.1.14 Special requirements. 4.4 Unless otherwise specified, pipe NPS 2 [DN 50] and over shall be furnished hot finished. When agreed upon between the manufacturer and the purchaser, it is permissible to furnish cold-drawn pipe. 5. Heat Treatment 5.1 Hot-finished pipe need not be heat treated. When hotfinished pipe is heat treated, it shall be heat treated at a temperature of 1200 °F [650 °C] or higher. 5.2 Cold-drawn pipe shall be heat treated after the final cold draw pass at a temperature of 1200 °F [650 °C] or higher. 6. General Requirements 6.1 Material furnished to this specification shall conform to the applicable requirements of the current edition of Specification A530/A530M unless otherwise provided herein. 7. Chemical Composition 7.1 The steel shall conform to the requirements as to chemical composition prescribed in Table 1. 8. Heat Analysis 8.1 An analysis of each heat of steel shall be made by the steel manufacturer to determine the percentages of the elements specified in Section 7. If the secondary melting processes of 5.1 are employed, the heat analysis shall be obtained from one remelted ingot or the product of one remelted ingot of each primary melt. The chemical composition thus determined, or that determined from a product analysis made by the manufacturer, if the latter has not manufactured the steel, shall be reported to the purchaser or the purchaser’s representative, and shall conform to the requirements specified in Section 7. 4. Process 4.1 The steel shall be killed steel, with the primary melting process being open-hearth, basic-oxygen, or electric-furnace, possibly combined with separate degassing or refining. If secondary melting, using electroslag remelting or vacuum-arc remelting is subsequently employed, the heat shall be defined as all of the ingots remelted from a single primary heat. 4.2 Steel cast in ingots or strand cast is permissible. When steels of different grades are sequentially strand cast, identification of the resultant transition material is required. The producer shall remove the transition material by any established procedure that positively separates the grades. 9. Product Analysis 9.1 At the request of the purchaser, analyses of two pipes from each lot (see 20.1) shall be made by the manufacturer from the finished pipe. The results of these analyses shall be reported to the purchaser or the purchaser’s representative and shall conform to the requirements specified in Section 7. TABLE 1 Chemical Requirements Composition, % Carbon, max Manganese Phosphorus, max Sulfur, max Silicon, min Chromium, maxC Copper, maxC Molybdenum, maxC Nickel, maxC Vanadium, maxC Grade A Grade B Grade C 0.25A 0.27–0.93 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08 0.30B 0.29–1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08 0.35B 0.29–1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08 SA-106/SA-106M 9.2 If the analysis of one of the tests specified in 9.1 does not conform to the requirements specified in Section 7, analyses shall be made on additional pipes of double the original number from the same lot, each of which shall conform to requirements specified. 10. Tensile Requirements 10.1 The material shall conform to the requirements as to tensile properties given in Table 2. A For each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % manganese above the specified maximum will be permitted up to a maximum of 1.35 %. B Unless otherwise specified by the purchaser, for each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % manganese above the specified maximum will be permitted up to a maximum of 1.65 %. C These five elements combined shall not exceed 1 %. 11. Bending Requirements 11.1 For pipe NPS 2 [DN 50] and under, a sufficient length of pipe shall stand being bent cold through 90° around a cylindrical mandrel, the diameter of which is twelve times the outside diameter (as shown in ASME B 36.10M) of the pipe, 171 SA-106/SA-106M ASME BPVC.II.A-2023 TABLE 2 Tensile Requirements Grade A Tensile strength, min, psi [MPa] Yield strength, min, psi [MPa] Elongation in 2 in. [50 mm], min, %: Basic minimum elongation transverse strip tests, and for all small sizes tested in full section When standard round 2-in. [50-mm] gauge length test specimen is used For longitudinal strip tests For transverse strip tests, a deduction for each 1⁄32-in. [0.8-mm] decrease in wall thickness below 5⁄16 in. [7.9 mm] from the basic minimum elongation of the following percentage shall be made A Grade B 48 000 [330] 30 000 [205] LongituTransverse dinal Grade C 60 000 [415] 35 000 [240] LongituTransverse dinal 70 000 [485] 40 000 [275] LongituTransverse dinal 35 25 30 16.5 30 16.5 28 20 22 12 20 12 A A 1.25 A 1.00 1.00 The minimum elongation in 2 in. [50 mm] shall be determined by the following equation: e 5 625000A 0.2/ U 0.9 for inch-pound units, and e 5 1940A 0.2/U 0.9 for SI units, where: e A U = minimum elongation in 2 in. [50 mm], %, rounded to the nearest 0.5 %, = cross-sectional area of the tension test specimen, in.2 [mm2], based upon specified outside diameter or nominal specimen width and specified wall thickness, rounded to the nearest 0.01 in.2 [1 mm2]. (If the area thus calculated is equal to or greater than 0.75 in.2 [500 mm2], then the value 0.75 in.2 [500 mm2] shall be used.), and = specified tensile strength, psi [MPa]. this case, each length so furnished shall include the mandatory marking of the letters “NH.” It shall be permissible for pipe meeting the requirements of 13.1 or 13.2 to be furnished where pipe without either the hydrostatic or nondestructive electric test has been specified in the purchase order; in this case, such pipe need not be marked with the letters “NH.” Pipe that has failed either the hydrostatic test of 13.1 or the nondestructive electric test of 13.2 shall not be furnished as “NH” pipe. without developing cracks. When ordered for close coiling, the pipe shall stand being bent cold through 180° around a cylindrical mandrel, the diameter of which is eight times the outside diameter (as shown in ASME B 36.10M) of the pipe, without failure. 11.2 For pipe whose diameter exceeds 25 in. [635 mm] and whose diameter to wall thickness ratio, where the diameter to wall thickness ratio is the specified outside diameter divided by the nominal wall thickness, is 7.0 or less, the bend test shall be conducted. The bend test specimens shall be bent at room temperature through 180° with the inside diameter of the bend being 1 in. [25 mm] without cracking on the outside portion of the bent portion. Example: For 28 in. [711 mm] diameter 5.000 in. [127 mm] thick pipe the diameter to wall thickness ratio = 28/5 = 5.6 [711/127 = 5.6]. 13.4 Where the hydrostatic test and the nondestructive electric test are omitted and the lengths marked with the letters “NH,” the certification, where required, shall clearly state “Not Hydrostatically Tested,” and the letters “NH” shall be appended to the product specification number and material grade shown on the certification. 14. Nondestructive Electric Test 14.1 As an alternative to the hydrostatic test at the option of the manufacturer or where specified in the purchase order as an alternative or addition to the hydrostatic test, the full body of each pipe shall be tested with a nondestructive electric test in accordance with Practice E213, E309, or E570. In such cases, the marking of each length of pipe so furnished shall include the letters “NDE.” It is the intent of this nondestructive electric test to reject pipe with imperfections that produce test signals equal to or greater than that produced by the applicable calibration standard. 12. Flattening Tests 12.1 Although testing is not required, pipe shall be capable of meeting the flattening test requirements of Supplementary Requirement S3, if tested. 13. Hydrostatic Test 13.1 Except as allowed by 13.2, 13.3, and 13.4, each length of pipe shall be subjected to the hydrostatic test without leakage through the pipe wall. 13.2 As an alternative to the hydrostatic test at the option of the manufacturer or where specified in the purchase order, it shall be permissible for the full body of each pipe to be tested with a nondestructive electric test described in Section 14. 14.2 Where the nondestructive electric test is performed, the lengths shall be marked with the letters “NDE.” The certification, where required, shall state “Nondestructive Electric Tested” and shall indicate which of the tests was applied. Also, the letters “NDE” shall be appended to the product specification number and material grade shown on the certification. 13.3 Where specified in the purchase order, it shall be permissible for pipe to be furnished without the hydrostatic test and without the nondestructive electric test in Section 14; in 172 ASME BPVC.II.A-2023 milled tangential to the surface and transverse to the longitudinal axis of the pipe. The notch shall have a depth not exceeding 12 1⁄2 % of the specified wall thickness of the pipe or 0.004 in. [0.1 mm], whichever is greater. 14.5.3 Longitudinal Notch—A notch 0.031 in. [0.8 mm] or less in width shall be machined in a radial plane parallel to the tube axis on the outside surface of the pipe, to have a depth not exceeding 12 1⁄2 % of the specified wall thickness of the tube or 0.004 in. [0.1 mm], whichever is greater. The length of the notch shall be compatible with the testing method. 14.5.4 Compatibility—The discontinuity in the calibration pipe shall be compatible with the testing equipment and the method being used. 14.3 The following information is for the benefit of the user of this specification: 14.3.1 The reference standards defined in 14.4 through 14.6 are convenient standards for calibration of nondestructive testing equipment. The dimensions of such standards are not to be construed as the minimum sizes of imperfections detectable by such equipment. 14.3.2 The ultrasonic testing referred to in this specification is capable of detecting the presence and location of significant longitudinally or circumferentially oriented imperfections; however, different techniques need to be employed for the detection of such differently oriented imperfections. Ultrasonic testing is not necessarily capable of detecting short, deep imperfections. 14.3.3 The eddy current examination referenced in this specification has the capability of detecting significant imperfections, especially of the short abrupt type. 14.3.4 The flux leakage examination referred to in this specification is capable of detecting the presence and location of significant longitudinally or transversely oriented imperfections; however, different techniques need to be employed for the detection of such differently oriented imperfections. 14.3.5 The hydrostatic test referred to in Section 13 has the capability of finding defects of a size permitting the test fluid to leak through the tube wall and may be either visually seen or detected by a loss of pressure. Hydrostatic testing is not necessarily capable of detecting very tight, through-the-wall imperfections or imperfections that extend an appreciable distance into the wall without complete penetration. 14.3.6 A purchaser interested in ascertaining the nature (type, size, location, and orientation) of discontinuities that can be detected in the specific applications of these examinations is directed to discuss this with the manufacturer of the tubular product. 14.6 For flux leakage testing, the longitudinal calibration reference notches shall be straight-sided notches machined in a radial plane parallel to the pipe axis. For wall thicknesses under 1⁄2 in. [12.7 mm], outside and inside notches shall be used; for wall thicknesses equal to and above 1⁄2 in. [12.7 mm], only an outside notch shall be used. Notch depth shall not exceed 121⁄2 % of the specified wall thickness, or 0.004 in. [0.1 mm], whichever is greater. Notch length shall not exceed 1 in. [25 mm], and the width shall not exceed the depth. Outside diameter and inside diameter notches shall be located sufficiently apart to allow separation and identification of the signals. 14.7 Pipe containing one or more imperfections that produce a signal equal to or greater than the signal produced by the calibration standard shall be rejected or the area producing the signal shall be reexamined. 14.7.1 Test signals produced by imperfections which cannot be identified, or produced by cracks or crack-like imperfections shall result in rejection of the pipe, unless it is repaired and retested. To be accepted, the pipe must pass the same specification test to which it was originally subjected, provided that the remaining wall thickness is not decreased below that permitted by this specification. The OD at the point of grinding may be reduced by the amount so reduced. 14.7.2 Test signals produced by visual imperfections such as those listed below may be evaluated in accordance with the provisions of Section 18: 14.7.2.1 Dinges, 14.7.2.2 Straightener marks, 14.7.2.3 Cutting chips, 14.7.2.4 Scratches, 14.7.2.5 Steel die stamps, 14.7.2.6 Stop marks, or 14.7.2.7 Pipe reducer ripple. 14.4 For ultrasonic testing, the calibration reference notches shall be, at the option of the producer, any one of the three common notch shapes shown in Practice E213. The depth of notch shall not exceed 121⁄2 % of the specified wall thickness of the pipe or 0.004 in. [0.1 mm], whichever is greater. 14.5 For eddy current testing, the calibration pipe shall contain, at the option of the producer, any one of the following discontinuities to establish a minimum sensitivity level for rejection: 14.5.1 Drilled Hole—The calibration pipe shall contain depending upon the pipe diameter three holes spaced 120° apart or four holes spaced 90° apart and sufficiently separated longitudinally to ensure separately distinguishable responses. The holes shall be drilled radially and completely through the pipe wall, care being taken to avoid distortion of the pipe while drilling. Depending upon the pipe diameter the calibration pipe shall contain the following hole: NPS # 1⁄ 2 > 1⁄ 2 # 1 1⁄ 4 > 1 1⁄ 4 # 2 >2#5 >5 DN # 15 > 15 # 32 > 32 # 50 > 50 # 125 > 125 SA-106/SA-106M 14.8 The test methods described in this section are not necessarily capable of inspecting the end portion of pipes, a condition referred to as “end effect.” The length of such end effect shall be determined by the manufacturer and, when specified in the purchase order, reported to the purchaser. Diameter of Drilled Hole 0.039 in. [1 mm] 0.055 in. [1.4 mm] 0.071 in. [1.8 mm] 0.087 in. [2.2 mm] 0.106 in. [2.7 mm] 15. Nipples 15.1 Nipples shall be cut from pipe of the same dimensions and quality described in this specification. 14.5.2 Transverse Tangential Notch—Using a round tool or file with a 1⁄4-in. [6-mm] diameter, a notch shall be filed or 173 SA-106/SA-106M ASME BPVC.II.A-2023 16. Dimensions, Mass, and Permissible Variations 18. Workmanship, Finish and Appearance 16.1 Mass—The mass of any length of pipe shall not vary more than 10 % over and 3.5 % under that specified. Unless otherwise agreed upon between the manufacturer and the purchaser, pipe in NPS 4 [DN 100] and smaller may be weighed in convenient lots; pipe larger than NPS 4 [DN 100] shall be weighed separately. 18.1 The pipe manufacturer shall explore a sufficient number of visual surface imperfections to provide reasonable assurance that they have been properly evaluated with respect to depth. Exploration of all surface imperfections is not required but consideration should be given to the necessity of exploring all surface imperfections to assure compliance with 18.2. 16.2 Diameter—Except as provided for thin-wall pipe in paragraph 12.2 of Specification A530/A530M, the tolerances for diameter shall be in accordance with the following: 16.2.1 Except for pipe ordered as special outside diameter tolerance pipe or as inside diameter tolerance pipe, variations in outside diameter shall not exceed those given in Table 3. 16.2.2 For pipe over 10 in. [250 mm] OD ordered as special outside diameter tolerance pipe, the outside diameter shall not vary more than 1 % over or 1 % under the specified outside diameter. 16.2.3 For pipe over 10 in. [250 mm] ID ordered as inside diameter tolerance pipe, the inside diameter shall not vary more than 1 % over or 1 % under the specified inside diameter. 18.2 Surface imperfections that penetrate more than 121⁄2 % of the nominal wall thickness or encroach on the minimum wall thickness shall be considered defects. Pipe with such defects shall be given one of the following dispositions: 18.2.1 The defect shall be removed by grinding, provided that the remaining wall thickness is within the limits specified in 16.3. 18.2.2 Repaired in accordance with the repair welding provisions of 18.6. 18.2.3 The section of pipe containing the defect may be cut off within the limits of requirements on length. 18.2.4 Rejected. 16.3 Thickness—The minimum wall thickness at any point shall not be more than 12.5 % under the specified wall thickness. 18.3 To provide a workmanlike finish and basis for evaluating conformance with 18.2 the pipe manufacturer shall remove by grinding the following noninjurious imperfections: 18.3.1 Mechanical marks and abrasions—such as cable marks, dinges, guide marks, roll marks, ball scratches, scores, and die marks—and pits, any of which imperfections are deeper than 1⁄16 in. [1.6 mm]. 18.3.2 Visual imperfections commonly referred to as scabs, seams, laps, tears, or slivers found by exploration in accordance with 18.1 to be deeper than 5 % of the nominal wall thickness. 17. Lengths 17.1 Pipe lengths shall be in accordance with the following regular practice: 17.1.1 The lengths required shall be specified in the order, and 17.1.2 No jointers are permitted unless otherwise specified. 17.1.3 If definite lengths are not required, pipe may be ordered in single random lengths or in double random lengths meeting the following requirements: 17.1.3.1 Single random lengths shall be 16 to 22 ft [4.8 to 6.7 m] in length, except that 5 % shall be permitted to be less than 16 ft [4.8 m] and none shall be less than 12 ft [3.7 m]. 17.1.3.2 Double random lengths shall have a minimum average length of 35 ft [10.7 m] and shall have a minimum length of 22 ft [6.7 m], except that 5 % shall be permitted to be less than 22 ft [6.7 m] and none shall be less than 16 ft [4.8 m]. 18.4 At the purchaser’s discretion, pipe shall be subjected to rejection if surface imperfections acceptable under 18.2 are not scattered, but appear over a large area in excess of what is considered a workmanlike finish. Disposition of such pipe shall be a matter of agreement between the manufacturer and the purchaser. 18.5 When imperfections or defects are removed by grinding, a smooth curved surface shall be maintained, and the wall thickness shall not be decreased below that permitted by this specification. The outside diameter at the point of grinding is permitted to be reduced by the amount so removed. 18.5.1 Wall thickness measurements shall be made with a mechanical caliper or with a properly calibrated nondestructive testing device of appropriate accuracy. In case of dispute, the measurement determined by use of the mechanical caliper shall govern. TABLE 3 Variations in Outside Diameter Permissible Variations in Outside Diameter NPS [DN Designator] ⁄ to 11⁄2 [6 to 40], incl Over 11⁄2 to 4 [40 to 100], incl Over 4 to 8 [100 to 200], incl Over 8 to 18 [200 to 450], incl Over 18 to 26 [450 to 650], incl Over 26 to 34 [650 to 850], incl Over 34 to 48 [850 to 1200], incl 18 Over Under in. mm ⁄ (0.015) 1⁄32 (0.031) 0.4 0.8 1 64 1 64 in. mm ⁄ (0.015) 1⁄32 (0.031) 0.4 0.8 ⁄ (0.062) 1.6 1 32 ⁄ (0.093) 2.4 1 32 ⁄ (0.125) 3.2 1 32 ⁄ (0.156) 4.0 1 32 ⁄ (0.187) 4.8 1 32 1 16 3 32 18 5 32 3 16 ⁄ (0.031) 0.8 ⁄ (0.031) 0.8 ⁄ (0.031) 0.8 ⁄ (0.031) 0.8 ⁄ (0.031) 0.8 18.6 Weld repair shall be permitted only subject to the approval of the purchaser and in accordance with Specification A530/A530M. 18.7 The finished pipe shall be reasonably straight. 19. End Finish 19.1 The Pipe shall be furnished to the following practice, unless otherwise specified. 174 ASME BPVC.II.A-2023 SA-106/SA-106M 23.2 When round tension test specimens are used for pipe wall thicknesses over 1.0 in. [25.4 mm], the mid–length of the longitudinal axis of such test specimens shall be from a location midway between the inside and outside surfaces of the pipe. 19.1.1 NPS 11⁄2 [DN 40] and Smaller—All walls shall be either plain-end square cut, or plain-end beveled at the option of the manufacturer. 19.1.2 NPS 2 [DN 50] and Larger—Walls through extra strong weights, shall be plain-end-beveled. 19.1.3 NPS 2 [DN 50] and Larger—Walls over extra strong weights, shall be plain-end square cut. 23.3 Test specimens for the bend test specified in Section 11 and for the flattening tests shall consist of sections cut from a pipe. Specimens for flattening tests shall be smooth on the ends and free from burrs, except when made on crop ends. 19.2 Plain-end beveled pipe shall be plain-end pipe having a bevel angle of 30°, + 5° or - 0°, as measured from a line drawn perpendicular to the axis of the pipe with a root face of 1⁄16 6 1⁄32 in. [1.6 6 0.8 mm]. Other bevel angles may be specified by agreement between the purchaser and the manufacturer. 23.4 Test specimens for the bend test specified in 11.2 shall be cut from one end of the pipe and, unless otherwise specified, shall be taken in a transverse direction. One test specimen shall be taken as close to the outer surface as possible and another from as close to the inner surface as possible. The specimens shall be either 1⁄2 by 1⁄2 in. [12.5 by 12.5 mm] in section or 1 by 1⁄2 in. [25 by 12.5 mm] in section with the corners rounded to a radius not over 1⁄16 in. [1.6 mm] and need not exceed 6 in. [150 mm] in length. The side of the samples placed in tension during the bend shall be the side closest to the inner and outer surface of the pipe respectively. 20. Sampling 20.1 For product analysis (see 9.1) and tensile tests (see 21.1), a lot is the number of lengths of the same size and wall thickness from any one heat of steel; of 400 lengths or fraction thereof, of each size up to, but not including, NPS 6 [DN 150]; and of 200 lengths or fraction thereof of each size NPS 6 [DN 150] and over. 23.5 All routine check tests shall be made at room temperature. 20.2 For bend tests (see 21.2), a lot is the number of lengths of the same size and wall thickness from any one heat of steel, of 400 lengths or fraction thereof, of each size. 23.6 All tests shall be performed after the heat treatments permitted by 5.1 or required by 5.2. 20.3 For flattening tests, a lot is the number of lengths of the same size and wall thickness from any one heat of steel, of 400 lengths or fraction thereof of each size over NPS 2 [DN 50], up to but not including NPS 6 [DN 150], and of 200 lengths or fraction thereof, of each size NPS 6 [DN 150] and over. 24. Certification 24.1 In the required test report(s), in addition to the requirements of Specification A530/A530M, the producer or supplier shall furnish to the purchaser a chemical analysis report for the elements specified in Table 1. 21. Number of Tests 25. Product Marking 21.1 The tensile requirements specified in Section 10 shall be determined on one length of pipe from each lot (see 20.1). 25.1 In addition to the marking prescribed in Specification A530/A530M, the marking shall include heat number, the information as per Table 4, an additional symbol “S” if one or more of the supplementary requirements apply; the length, OD 1 %, if ordered as special outside diameter tolerance pipe; ID 1 %, if ordered as special inside diameter tolerance pipe; the schedule number, weight class, or nominal wall thickness; and, for sizes larger than NPS 4 [DN 100], the weight. Length shall be marked in feet and tenths of a foot [metres to two decimal places], depending on the units to which the material was ordered, or other marking subject to agreement. For sizes NPS 11⁄2, 11⁄4, 1, and 3⁄4 [DN 40, 32, 25, and 20], each length shall be marked as prescribed in Specification A530/A530M. These sizes shall be bundled in accordance with standard mill practice and the total bundle footage marked on the bundle tag; individual lengths of pipe need not be marked with footage. For sizes less than NPS 3⁄4 [DN 20], all the required markings shall be on the bundle tag or on each length of pipe and shall 21.2 For pipe NPS 2 [DN 50] and under, the bend test specified in 11.1 shall be made on one pipe from each lot (see 20.2). The bend test, where used as required by 11.2, shall be made on one end of 5 % of the pipe from each lot. For small lots, at least one pipe shall be tested. 21.3 If any test specimen shows flaws or defective machining, it shall be permissible to discard it and substitute another test specimen. 22. Retests 22.1 If the percentage of elongation of any tension test specimen is less than that given in Table 1 and any part of the fracture is more than 3⁄4 in. [19 mm] from the center of the gauge length of a 2-in. [50-mm] specimen as indicated by scribe scratches marked on the specimen before testing, a retest shall be allowed. If a specimen breaks in an inside or outside surface flaw, a retest shall be allowed. TABLE 4 Marking 23. Test Specimens and Test Methods 23.1 On NPS 8 [DN 200] and larger, specimens cut either longitudinally or transversely shall be acceptable for the tension test. On sizes smaller than NPS 8 [DN 200], the longitudinal test only shall be used. 175 Hydro NDE Marking Yes No No Yes No Yes No Yes Test Pressure NDE NH Test Pressure/NDE SA-106/SA-106M ASME BPVC.II.A-2023 include the total footage; individual lengths of pipe need not be marked with footage. If not marked on the bundle tag, all required marking shall be on each length. 25.2 When pipe sections are cut into shorter lengths by a subsequent processor for resale as material, the processor shall transfer complete identifying information, including the name or brand of the manufacturer to each unmarked cut length, or to metal tags securely attached to bundles of unmarked small diameter pipe. The same material designation shall be included with the information transferred, and the processor’s name, trademark, or brand shall be added. 25.3 Bar Coding—In addition to the requirements in 25.1 and 25.2, bar coding is acceptable as a supplementary identification method. The purchaser may specify in the order a specific bar coding system to be used. requirements of MIL-STD-163. The applicable levels shall be as specified in the contract. Marking for the shipment of such material shall be in accordance with Fed. Std. No. 123 for civil agencies and MIL-STD-129 or Fed. Std. No. 183 if continuous marking is required for military agencies. 26.2 Inspection—Unless otherwise specified in the contract, the producer is responsible for the performance of all inspection and test requirements specified herein. Except as otherwise specified in the contract, the producer shall use his own, or any other suitable facilities for the performance of the inspection and test requirements specified herein, unless disapproved by the purchaser. The purchaser shall have the right to perform any of the inspections and tests set forth in this specification where such inspections are deemed necessary to ensure that the material conforms to the prescribed requirements. 26. Government Procurement 26.1 When specified in the contract, material shall be preserved, packaged, and packed in accordance with the 27. Keywords 27.1 carbon steel pipe; seamless steel pipe; steel pipe SUPPLEMENTARY REQUIREMENTS One or more of the following supplementary requirements shall apply only when specified in the purchase order. The purchaser may specify a different frequency of test or analysis than is provided in the supplementary requirement. Subject to agreement between the purchaser and manufacturer, retest and retreatment provisions of these supplementary requirements may also be modified. S1. Product Analysis S3.3 The flattening test shall be made on one length of pipe from each lot of 400 lengths or fraction thereof of each size over NPS 2 [DN 50], up to but not including NPS 6 [DN 150], and from each lot of 200 lengths or fraction thereof, of each size NPS 6 [DN 150] and over. S3.4 Should a crop end of a finished pipe fail in the flattening test, one retest is permitted to be made from the failed end. Pipe shall be normalized either before or after the first test, but pipe shall be subjected to only two normalizing treatments. S1.1 Product analysis shall be made on each length of pipe. Individual lengths failing to conform to the chemical composition requirements shall be rejected. S2. Transverse Tension Test S2.1 A transverse tension test shall be made on a specimen from one end or both ends of each pipe NPS 8 [DN 200] and over. If this supplementary requirement is specified, the number of tests per pipe shall also be specified. If a specimen from any length fails to meet the required tensile properties (tensile, yield, and elongation), that length shall be rejected subject to retreatment in accordance with Specification A530/A530M and satisfactory retest. S4. Flattening Test, Enhanced S4.1 The flattening test of Specification A530/A530M shall be made on a specimen from one end or both ends of each pipe. Crop ends may be used. If this supplementary requirement is specified, the number of tests per pipe shall also be specified. If a specimen from any length fails because of lack of ductility prior to satisfactory completion of the first step of the flattening test requirement, that pipe shall be rejected subject to retreatment in accordance with Specification A530/A530M and satisfactory retest. If a specimen from any length of pipe fails because of a lack of soundness, that length shall be rejected, unless subsequent retesting indicates that the remaining length is sound. S3. Flattening Test, Standard S3.1 For pipe over NPS 2 [DN 50], a section of pipe not less than 21⁄2 in. [63.5 mm] in length shall be flattened cold between parallel plates until the opposite walls of the pipe meet. Flattening tests shall be in accordance with Specification A530/A530M, except that in the formula used to calculate the “H” value, the following “e” constants shall be used: 0.08 for Grade A 0.07 for Grades B and C S3.2 When low D-to-t ratio tubulars are tested, because the strain imposed due to geometry is unreasonably high on the inside surface at the six and twelve o’clock locations, cracks at these locations shall not be cause for rejection if the D-to-t ratio is less than ten. S5. Metal Structure and Etching Test S5.1 The steel shall be homogeneous as shown by etching tests conducted in accordance with the appropriate sections of Method E381. Etching tests shall be made on a cross section from one end or both ends of each pipe and shall show sound 176 ASME BPVC.II.A-2023 shall be performed in accordance with a written procedure that has been shown to be effective. This procedure shall be available for audit. and reasonably uniform material free from injurious laminations, cracks, and similar objectionable defects. If this supplementary requirement is specified, the number of tests per pipe required shall also be specified. If a specimen from any length shows objectionable defects, the length shall be rejected, subject to removal of the defective end and subsequent retests indicating the remainder of the length to be sound and reasonably uniform material. S9. Requirements for Carbon Steel Pipe for Hydrofluoric Acid Alkylation Service S9.1 The carbon equivalent (CE), based upon heat analysis, shall not exceed 0.43 % if the specified wall thickness is equal to or less than 1 in. [25.4 mm] or 0.45 % if the specified wall thickness is greater than 1 in. [25.4 mm]. S9.2 The carbon equivalent (CE) shall be determined using the following formula: CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15 S9.3 Based upon heat analysis in mass percent, the vanadium content shall not exceed 0.02 %, the niobium content shall not exceed 0.02 %, and the sum of the vanadium and niobium contents shall not exceed 0.03 %. S9.4 Based upon heat analysis in mass percent, the sum of the nickel and copper contents shall not exceed 0.15 %. S9.5 Based upon heat analysis in mass percent, the carbon content shall not be less than 0.18 %. S9.6 Welding consumables of repair welds shall be of low hydrogen type. E60XX electrodes shall not be used and the resultant weld chemical composition shall meet the chemical composition requirements specified for the pipe. S9.7 The designation “HF” shall be stamped or marked on each pipe to signify that the pipe complies with this supplementary requirement. S6. Carbon Equivalent S6.1 The steel shall conform to a carbon equivalent (CE) of 0.50 maximum as determined by the following formula: CE 5 %C1 SA-106/SA-106M %Mn %Cr1%Mo1%V %Ni1%Cu 1 1 6 5 15 S6.2 A lower CE maximum may be agreed upon between the purchaser and the producer. S6.3 The CE shall be reported on the test report. S7. Heat Treated Test Specimens S7.1 At the request of the purchaser, one tensile test shall be performed by the manufacturer on a test specimen from each heat of steel furnished which has been either stress relieved at 1250°F or normalized at 1650°F, as specified by the purchaser. Other stress relief or annealing temperatures, as appropriate to the analysis, may be specified by agreement between the purchaser and the manufacturer. The results of this test shall meet the requirements of Table 1. S8. Internal Cleanliness–Government Orders S8.1 The internal surface of hot finished ferritic steel pipe and tube shall be manufactured to a free of scale condition equivalent to the visual standard listed in SSPC-SP6. Cleaning 177 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-134/SA-134M SPECIFICATION FOR PIPE, STEEL, ELECTRIC-FUSION (ARC)-WELDED (SIZES NPS 16 AND OVER) SA-134/SA-134M (Identical with ASTM Specification A134/A134M-19. For products ordered to Section III, Division 1, Supplementary Requirement S1 is mandatory.) 179 SA-134/SA-134M ASME BPVC.II.A-2023 Specification for Pipe, Steel, Electric-Fusion (Arc)-Welded (Sizes NPS 16 and Over) appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 1. Scope 1.1 This specification covers electric-fusion (arc)-welded straight seam or spiral seam steel pipe NPS 16 and over in diameter (inside or outside as specified by purchaser), with wall thicknesses up to 3⁄4 in. [19 mm], inclusive. Pipe having other dimensions may be furnished provided such pipe complies with all other requirements of this specification. The pipe is available in various grades based on the ASTM specification ordered (Section 4). 2. Referenced Documents NOTE 1—Acceptability for many services may be controlled by codes or standards such as those published by the American National Standards Institute and American Society of Mechanical Engineers. NOTE 2—For testing methods not specifically covered in this specification, reference can be made to Test Methods and Definitions A370, with particular reference to Annex A2 on Steel Tubular Products. NOTE 3—A comprehensive listing of standardized pipe dimensions is contained in ANSI B 36.10. 2.1 ASTM Standards: A36/A36M Specification for Carbon Structural Steel A283/A283M Specification for Low and Intermediate Tensile Strength Carbon Steel Plates A285/A285M Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength A370 Test Methods and Definitions for Mechanical Testing of Steel Products A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys A1011/A1011M Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength LowAlloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength A1018/A1018M Specification for Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength LowAlloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength A1058 Test Methods for Mechanical Testing of Steel Products—Metric 2.2 ASME Boiler and Pressure Vessel Code: Section III Section IX 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. The inch-pound units shall apply unless the “M” designation of this specification is specified in the order. In this specification hard or rationalized conversions apply to diameter, lengths, and tensile properties. Soft conversion applies to other SI measurements. NOTE 4—The dimensionless designator NPS (nominal pipe size) has been substituted in this standard for such traditional terms as “nominal diameter,” “size,” and “nominal size.” 1.3 The following caveat pertains specifically to Section 5 of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish 180 ASME BPVC.II.A-2023 SA-134/SA-134M 6.2 If any test specimen shows defective machining or develops flaws not associated with the welding, it may be discarded and another specimen substituted. 2.3 American National Standards Institute Standard: B 16.25 Buttwelding Ends B 36.10 Welded and Seamless Wrought Steel Pipe 6.3 Each length of pipe shall be subjected to the hydrostatic test specified in Section 11, unless otherwise specified in 11.3. 3. Ordering Information 3.1 Orders for electric-fusion arc-welded pipe under this specification shall contain information concerning as many of the following items as are required, to describe the desired pipe adequately: 3.1.1 Quantity (feet, metres, or number of lengths), 3.1.2 Name of material (electric-fusion (arc)-welded pipe), 3.1.3 ASTM Specification A134 or A134M and year date, 3.1.4 Grade (if applicable) of steel from which the pipe shall be made (Section 4), 3.1.5 Size (inside or outside diameter and nominal wall thickness), and 3.1.6 Length (specified or random). 7. Retests 7.1 If any specimen tested in accordance with Section 10 fails to meet the requirements, retests of two additional specimens from the same lot of pipe shall be made, each of which shall meet the requirements specified. If any of the retests fail to conform to the requirements, test specimens may be taken from each untested pipe length at the manufacturer’s option. Each specimen shall meet the requirements specified, or that pipe shall be rejected. 8. Test Specimens of Production Welds 8.1 The weld-test specimens for the reduced-section tension test shall be taken perpendicularly across the weld and from the end of the pipe or, alternatively, from flat test pieces of material conforming to the requirements in the specifications used in the manufacture of the pipe. The alternative weld-test specimens shall be welded with the same procedure and by the same operator and equipment, and in sequence with the welding of the longitudinal joints in the pipe. The test pieces shall have the weld approximately in the middle of the specimen. The specimens shall be straightened cold, and shall be tested at room temperature. 3.2 The purchaser shall have the option to order additional requirements, including, but not limited to the following: 3.2.1 Specific straightness requirements (see 12.3), 3.2.2 End finish (Section 14), 3.2.3 Hydrostatic Test Pressure (Section 11), 3.2.4 Protective coating (Section 20), 3.2.5 End use of pipe, and 3.2.6 Other special or supplementary requirements, if any. 4. Material 4.1 The steel from which the pipe is made shall conform to Specifications A36/A36M, A283/A283M, A285/A285M, A1011/A1011M, A1018/A1018M, or to other ASTM specifications for equally suitable weldable material, as specified. For purposes of marking and certification, when required, the pipe grade of material shall be established by the A xxx plate specification designation and plate grade, when applicable. 8.2 Reduced-section tension-test specimens shall be prepared in accordance with Fig. A2.3 of Test Methods and Definitions A370, Annex A2 Steel Tubular Products. 9. Qualification of Welding Procedure 9.1 The welding procedure shall be qualified in accordance with the American Welding Society Standard Qualification Procedure5 or ASME Section IX of the Boiler and Pressure Vessel Code as agreed to between the manufacturer and the purchaser using the tests and test values specified in 9.2 and 9.3. Thicknesses less than 3⁄8 in. [10 mm] shall be qualified for each wall thickness of pipe manufactured. Thicknesses 3⁄8 to 3⁄4 in. [10 mm to 19 mm], inclusive, shall be qualified in 3⁄8-in. [10-mm] thickness. 5. Manufacture 5.1 The longitudinal edges of the steel shall be shaped to give the most satisfactory results by the particular welding process employed. The steel shall then be properly formed and may be tacked preparatory to welding. The weld shall be made by automatic means (except tack welds) and shall be of reasonably uniform width and height for the entire length of the pipe. By agreement between the purchaser and the manufacturer, manual welding by qualified procedure and welders may be used as an equal alternate under this specification. 9.2 Two reduced-section tension specimens (transverse weld) made in accordance with Fig. A2.3 of Test Methods and Definitions A370, with the weld reinforcement removed, shall show a tensile strength not less than 100 % of the minimum specified tensile strength of the base material used. 5.2 All longitudinal seams, spiral seams, and shop girth seams shall be butt-welded. 9.3 Two face-bend test specimens shall be prepared in accordance with Section A2.5.1.7 of Test Methods and Definitions A370 and shall withstand being bent 180° in a jig substantially in accordance with Fig. A2.15.3 of Test Methods and Definitions A370. The bend test shall be acceptable if no cracks or other defects exceeding 1⁄8 in. [3 mm] in any direction be present in the weld metal or between the weld and the pipe 6. Number of Production Weld Tests 6.1 One weld test specimen specified in Section 8 shall be made from each lot of 3000 ft [900 m] of pipe or fraction thereof of each size and wall thickness. 181 SA-134/SA-134M ASME BPVC.II.A-2023 12.2 Circumference—The outside circumference of the pipe shall not vary more than 60.5 % from the nominal outside circumference based upon the diameter specified, except that the circumference at ends shall be sized, if necessary, to meet the requirements of Section 14. metal after bending. Cracks that originate along the edges of the specimens during testing and that are less than 1⁄4 in. [6 mm] in any direction, shall not be considered. 10. Tensile Properties of Production Welds 12.3 Straightness—Finished pipe shall be commercially straight. When specific straightness requirements are desired, the order should so state, and the tolerances shall be a matter of agreement between the purchaser and the manufacturer. 10.1 Reduced-section tension test specimens required in Section 8, taken perpendicularly across the weld with the weld reinforcement removed, shall show a tensile strength not less than 95 % of the specified minimum strength of the steel. At the manufacturer’s option, the test may be made without removing the weld reinforcement, in which case the tensile strength shall be not less than the specified minimum tensile strength for the grade of steel used. 12.4 Ovality—Out-of-roundness—The difference between major and minor outside diameter shall not exceed 1 %. Closer tolerances may be established by agreement between the manufacturer and the purchaser. Where the D/T (outside diameter/wall thickness) is over 120, internal bracing should be utilized to achieve sizing of ends and ovality shall be by agreement between the manufacturer and purchaser. 11. Hydrostatic Test (Note 5) 11.1 Each length of pipe shall be tested by the manufacturer to a hydrostatic pressure that will produce in the pipe wall a stress of 60 % of the specified minimum yield point of the steel used at room temperature. The pressure shall be determined by the following equation: 13. Lengths 13.1 Pipe lengths shall be supplied in accordance with the following regular practice: 13.1.1 The lengths shall be as specified on the order with a tolerance of 61⁄2 in. [13 mm], except that the shorter lengths from which test coupons have been cut may also be shipped. 13.1.2 When random lengths are specified, pipe shall be furnished in lengths having a minimum average of 29 ft [9 m] with a minimum length of 20 ft [6 m], but not more than 5 % may be under 25 ft [8 m]. P 5 2St/D where: P = minimum hydrostatic test pressure, psi (Note 6) (not to exceed 2800 psi [19 MPa]), S = 0.60 times the minimum specified yield point of the steel used, psi [MPa], t = specified wall thickness, in. [mm], and D = specified outside diameter, in. [mm]. 13.2 Pipe lengths containing circumferentially welded joints (Note 8) shall be permitted by agreement between the manufacturer and the purchaser. Tests of these welded joints shall be made in accordance with the procedure tests specified in Section 9 and the production weld tests specified in Section 10. The number of production weld tests shall be one per each lot of 100 joints or fraction thereof, but not less than one for each welder or welding operator. NOTE 5—A hydrostatic sizing operation is not to be considered a hydrostatic test or a substitute for it. NOTE 6—When the diameter and wall thickness of pipe are such that the capacity limits of testing equipment are exceeded by these requirements, the test pressures may be reduced by agreement between the purchaser and the manufacturer. 11.2 Test pressure shall be held for not less than 5 s, or for a longer time as agreed upon between the purchaser and the manufacturer. NOTE 8—Joints are defined for the purpose of this specification as a circumferential welded seam lying in one plane, used to join lengths of straight pipe. NOTE 7—When agreed upon between the purchaser and the manufacturer and so stated on the order, pipe may be tested to one and one half times the specified working pressure, except that the maximum test pressure shall not exceed 2800 psi [19 MPa] nor shall the maximum fiber stress exceed 85 % of specified minimum yield point of steel or to a fiber stress that does not exceed 85 % of the specified minimum yield point of the steel or 2800-psi [19-MPa] test pressure. 14. Ends 14.1 Pipe shall be furnished with a plain right-angle cut or with bevel ends as specified. All burrs at the ends of pipe shall be removed. 14.1.1 Unless otherwise specified, pipe with beveled ends shall meet the requirements of ANSI B 16.25. 11.3 When specified in the order, pipe may be furnished without hydrostatic testing and each length so furnished shall include the mandatory marking of the letters “NH.” Additionally, the certification, when required, shall state “Not Hydrostatically Tested” and the specification number and material grade, as shown on the certification, shall be followed by the letters “NH.” 12. Permissible Variations in Weights and Dimensions 14.2 Unless otherwise specified, the outside circumference of pipe ends for a distance of not less than 4 in. [100 mm] shall not vary more than 660 % of the nominal wall thickness of the pipe from the nominal outside circumference based on the diameter specified, except that the tolerance shall not be less than 63⁄16 in. [5 mm]. 12.1 Thickness and Weight—The wall thickness and weight for welded pipe under this specification shall be governed by the requirements of the specifications to which the steel was ordered. 14.3 By agreement between the manufacturer and the purchaser the ends of the pipe may be sized within agreed-upon tolerances if necessary to meet the requirements of special installations. 182 ASME BPVC.II.A-2023 SA-134/SA-134M requirements of this specification based on the inspection and test method as outlined in the specification, the length may be rejected, and the manufacturer shall be notified. Disposition of rejected pipe shall be a matter of agreement between the manufacturer and the purchaser. 15. Finish 15.1 Repair by Welding—The welding of injurious defects in the pipe wall, provided their depth does not exceed one third the specified wall thickness, will be permitted. Defects in the welds, such as sweats or leaks, shall be repaired or the piece rejected at the option of the manufacturer. Repairs of this nature shall be made by completely removing the defect, cleaning the cavity, and then welding. 15.2 All repaired pipe shall be tested hydrostatically in accordance with Section 11, unless otherwise specified in 11.3. 17.2 Pipe found in fabrication or in installation to be unsuitable for the intended use, under the scope and requirements of this specification, may be set aside and the manufacturer notified. Such pipe shall be subject to mutual investigation as to the nature and severity of the deficiency and the forming or installation, or both, conditions involved. Disposition shall be a matter of agreement between the purchaser and the manufacturer. 16. Inspection 16.1 The inspector representing the purchaser shall have entry at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the material ordered. The manufacturer shall afford the inspector all reasonable facilities to satisfy him that the material is being furnished in accordance with this specification. All tests and inspection shall be made at the place of manufacture prior to shipment and unless otherwise specified, shall be so conducted as not to interfere unnecessarily with the operation of the works. If agreed upon, the manufacturer shall notify the purchaser in time so that he may have his inspector present to witness any part of the manufacture or tests that may be desired. The certification shall include reference to this specification and the pipe grade (ASTM plate specification designation and plate grade, when applicable). 16.2 Certification—Upon request of the purchaser in the contract or order, a manufacturer’s certification that the material was manufactured and tested in accordance with this specification together with a report of the chemical and tensile tests shall be furnished. When hydrostatic test is omitted, the certificate shall include the letters “NH.” 18. Certification 18.1 Upon request of the purchaser in the contract or order, a manufacturer’s certification that the material was manufactured and tested in accordance with this specification, including year date, together with a report of the chemical and tensile tests shall be furnished. The pipe grade shall be identified by the plate specification designation (year date not required) and the plate grade (where applicable). 19. Product Marking 19.1 Each section of pipe shall be marked with the manufacturer’s distinguishing marking, this specification number, and the pipe grade. The marking need not include the year date of the pipe or plate specification. 19.2 Bar Coding—In addition to the requirements in 19.1, bar coding is acceptable as a supplemental identification method. The purchaser may specify in the order a specific bar coding system to be used. 20. Protective Coating 17. Rejection 17.1 Each length of pipe received from the manufacturer may be inspected by the purchaser and, if it does not meet the 20.1 If agreed upon between the purchaser and the manufacturer, the pipe shall be given a protective coating of the kind and in the manner specified by the purchaser. SUPPLEMENTARY REQUIREMENTS One or more of the following supplementary requirements shall be applied only when specified by the purchaser in the inquiry, contract, or order. Details of these supplementary requirements shall be agreed upon in writing by the manufacturer and purchaser. Supplementary requirements shall in no way negate any requirement of the specification itself. S1. ASME Section III Construction including welding, heat treatment, nondestructive examination, authorized inspection at the point of manufacture, and application of the Certification Mark. S1.2 The applicable ASME Partial Data Report Form, signed by an Authorized Nuclear Inspector, and a material test report shall be furnished for each lot of pipe. S1.1 Products furnished under this specification that are intended for application under the rules of the ASME Boiler and Pressure Vessel Code Section III, Class 3 Piping, shall be manufactured by holders of the appropriate ASME Certificate of Authorization and Certification Mark. The product is subject to all applicable requirements of Section III, Class 3 Piping, 183 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-135/SA-135M SPECIFICATION FOR ELECTRIC-RESISTANCE-WELDED STEEL PIPE SA-135/SA-135M (Identical with ASTM Specification A135/A135M-19 except certification has been made mandatory.) 185 SA-135/SA-135M ASME BPVC.II.A-2023 Specification for Electric-Resistance-Welded Steel Pipe 2. Referenced Documents 1. Scope 2.1 ASTM Standards: A370 Test Methods and Definitions for Mechanical Testing of Steel Products A700 Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment A751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products A865/A865M Specification for Threaded Couplings, Steel, Black or Zinc-Coated (Galvanized) Welded or Seamless, for Use in Steel Pipe Joints A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys E6 Terminology Relating to Methods of Mechanical Testing E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E213 Practice for Ultrasonic Testing of Metal Pipe and Tubing E273 Practice for Ultrasonic Testing of the Weld Zone of Welded Pipe and Tubing E309 Practice for Eddy Current Examination of Steel Tubular Products Using Magnetic Saturation E570 Practice for Flux Leakage Examination of Ferromagnetic Steel Tubular Products E1806 Practice for Sampling Steel and Iron for Determination of Chemical Composition 1.1 This specification covers two grades of electricresistance-welded steel pipe in NPS 2 to NPS 30 [DN 50 to DN 750] inclusive, with nominal (average) wall thickness up to 0.500 in. [12.70 mm], inclusive, and in nominal sizes NPS 3⁄4 to NPS 5 [DN 20 to DN 125] inclusive with nominal (average) wall thickness 0.083 in. [2.11 mm] to 0.134 in. [3.40 mm], depending on size. Pipe having other dimensions (Note 1) may be furnished provided such pipe complies with all other requirements of this specification. The pipe is intended for conveying gas, vapor, water or other liquid; only Grade A is adapted for flanging and bending (Note 2). The suitability of pipe for various purposes is somewhat dependent upon its dimensions, properties, and conditions of service, so that the purpose for which the pipe is intended should be stated in the order. The pipe may be furnished either nonexpanded or cold expanded at the option of the manufacturer. When pipe is cold expanded, the amount of expansion shall not exceed 1.5 % of the outside diameter pipe size. NOTE 1—A comprehensive listing of standardized pipe dimensions is contained in ASME B36.10M. NOTE 2—This provision is not intended to prohibit the cold bending of Grade B pipe. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 2.2 ASME Standard: B1.20.1 Pipe Threads, General Purpose B36.10M Welded and Seamless Wrought Steel Pipe 2.3 Federal Standards: Fed. STD No. 123 Marking for Shipments (Civil Agencies) Fed. STD No. 183 Continuous Identification Marking of Iron and Steel Products 186 ASME BPVC.II.A-2023 SA-135/SA-135M 4.1.7.2 Threads only, if specified, 4.1.7.3 Plain end, if specified, 4.1.8 Alternative electric test (see Section 11), 4.1.9 Tension test specimen (see Section 15), 4.1.10 Heat analysis, if required (see 6.1), 4.1.11 DELETED 4.1.12 Special requirements. 2.4 Military Standards: MIL-STD-129 Marking for Shipment and Storage 3. Terminology 3.1 For definitions of terms relating to steel manufacturing and properties, refer to Terminology A941. 3.2 For definitions of terms relating to mechanical testing, refer to Terminology E6. 3.3 Definitions of Terms Specific to This Standard: 3.3.1 burr, n—a rough or sharp edge left on pipe ends by cutting or sawing. 3.3.2 lot, n—all pipe of the same size, wall thickness and rolled length that is produced from the same heat of steel and subject to the same heat treatment. 3.3.3 black thread, n—a thread crease exhibiting the original pipe surface after machining. 5. Manufacture 5.1 The steel shall be made by either or both of the following processes: basic-oxygen or electric-furnace. 5.2 Steel may be cast in ingots or may be strand cast. When steels of different grades are sequentially strand cast, identification of the resultant transition material is required. The producer shall remove the transition material by any established procedure that positively separates the grades. 4. Ordering Information 5.3 The pipe shall be manufactured from flat rolled steel in individual lengths or in continuous length by electric-resistance or electric-induction welding without the addition of extraneous material. 4.1 Orders for material under this specification should include the following, as required, to describe the desired material adequately: 4.1.1 Quantity (feet, metres, or number of lengths), 4.1.2 Name of product (electric-resistance-welded pipe), 4.1.3 Specification designation and year of issue, 4.1.4 Grade (see Table 1), 4.1.5 Size (nominal size, NPS [DN], or outside diameter; and nominal wall thickness), 4.1.6 Length (specific or random, see 12.4), 4.1.7 End finish (plain or threaded, see 13.2), 4.1.7.1 Threaded and coupled, if specified, 5.4 The weld seam of electric-resistance welded pipe to Grade B pipe shall be heat treated after welding to a minimum temperature of 1000 °F [540 °C] or processed in such a manner that no untempered martensite remains. 6. Chemical Composition 6.1 The steel shall conform to the requirements prescribed in Table 2, based on the heat analysis. When specified in the order, the heat analyses shall be reported to the purchaser or a representative of the purchaser. TABLE 1 Tensile Requirements Tensile strength, min, ksi [MPa] Yield strength, min, ksi [MPa] Elongation in 2 in. or [50 mm], min, %: For pipe having a specified wall thickness of 5⁄16 in. [7.9 mm] or more, if tested using a longitudinal strip test specimen. For pipe having a specified wall thickness of less than 5⁄16 in. [7.9 mm], if tested using a longitudinal strip test specimen. For pipe of any size, if tested using a full-size longitudinal test specimen. A Grade A Grade B 48 [330] 30 [205] 60 [415] 35 [240] 35 30 A B 35 30 The minimum elongation shall be determined by the following equation, with the calculated value rounded to the nearest percent: E 5 56t116.5 f E 5 2.2t116.5g where: E t = elongation in 2 in. or [50 mm], minimum, %, and = specified wall thickness, in. [mm]. B The minimum elongation shall be determined by the following equation, with the calculated value rounded to the nearest percent: E 5 48t114 f E 5 1.9t114g where: E t = elongation in 2 in. or [50 mm], minimum, %, and = specified wall thickness, in. [mm]. 187 SA-135/SA-135M ASME BPVC.II.A-2023 TABLE 2 Chemical Requirements Element Carbon Manganese Phosphorus Sulfur direction of force, and on two intermediate rings representing each coil with the weld 0° from the line of direction of force. Composition, max, % Grade A Grade B 0.25 0.30 0.95 1.20 0.035 0.035 0.035 0.035 9.3 Surface imperfections in the test specimen before flattening, but revealed during the first step of the flattening test, shall be judged in accordance with the finish requirements in Section 13. 9.4 Superficial cracks as a result of surface imperfections shall not be cause for rejection. 7. Product Analysis 7.1 An analysis may be made by the purchaser on samples of pipe selected at random and shall conform to the requirements specified in Table 2. Methods and Practices relating to chemical analysis shall be in accordance with Test Method, Practices, and Terminology A751. 10. Hydrostatic Test 10.1 Except as provided for in 10.3, each length of pipe shall be hydrostatically tested at the mill, without leakage through the wall, to a pressure calculated from the following equation: 8. Mechanical Properties Requirements P 5 2St/D 8.1 Tensile Properties: 8.1.1 The material shall conform to the requirements as to tensile properties prescribed in Table 1. 8.1.2 The yield strength shall be determined by the offset method utilizing 0.2 % of the gauge length or by the total extension under load method using 0.5 % of the gauge length. 8.1.3 Longitudinal test specimens shall be full-size longitudinal test specimens (see Figure A2.1 of Test Methods and Definitions A370) or longitudinal strip test specimens (see Specimen No. 4 in Fig. A2.3 of Test Methods and Definitions A370). where: P = minimum hydrostatic test pressure, psi, [kPa]. The test pressure need not exceed 2500 psi [17 200 kPa], S = allowable fiber stress 18 000 psi [124 000 kPa] for Grade A and 21 000 psi [145 000 kPa] for Grade B. This does not prohibit testing at higher pressure at the manufacturer’s option, t = specified wall thickness, in. [mm], and D = specified outside diameter, in. [mm]. Plain end pipe may be tested at the discretion of the manufacturer in single lengths or in multiple lengths. 8.2 The test specimen taken across the weld shall show a tensile strength not less than the minimum tensile strength specified for the grade of pipe ordered. This test will not be required for pipe under NPS 8 [DN 200]. 10.2 The hydrostatic pressure shall be maintained for not less than 5 s. 10.3 When specified in the order, pipe may be furnished without hydrostatic testing, and each length so furnished shall include with the mandatory marking the letters “NH.” 9. Flattening Test 9.1 A specimen at least 4 in. [100 mm] in length shall be flattened cold between parallel plates in three steps with the weld located either 0° or 90° from the line of direction of force as required in 9.2. During the first step, which is a test for ductility of the weld, no cracks or breaks on the inside or outside surfaces shall occur before the distance between the plates is less than two thirds of the original outside diameter of the pipe. As a second step, the flattening shall be continued. During the second step, which is a test for ductility exclusive of the weld, no cracks or breaks on the inside or outside surfaces shall occur before the distance between the plates is less than one third of the original outside diameter of the pipe but is not less than five times the wall thickness of the pipe. During the third step, which is a test for soundness, the flattening shall be continued until the specimen breaks or the opposite walls of the pipe meet. Evidence of laminated or unsound material or of incomplete weld that is revealed during the entire flattening test shall be cause for rejection. NOTE 3—This provision is not intended to apply to light wall (Schedule 10) pipe listed in Table X1.1. 10.4 When the hydrostatic test has been omitted, the certification shall clearly state “Not Hydrostatically Tested.” The specification number and material grade, as shown on the certification, shall be followed by the letters “NH.” 11. Nondestructive Examination Requirements 11.1 As an alternate to the hydrostatic test, and when accepted by the purchaser, each pipe shall be tested with a nondestructive electric test. Except for pipe produced on a hot-stretch reducing mill, the weld seam of each length of pipe shall be tested with a nondestructive test in accordance with Practices E213, E273, E309, or E570. Each length of pipe produced on a hot-stretch-reducing mill shall be tested with a nondestructive electric test that inspects the full volume of the pipe in accordance with Practices E213, E309, or E570. 9.2 For pipe produced in single lengths, the flattening test specified in 9.1 shall be made on both crop ends cut from each length of pipe. The tests from each end shall be made alternately with the weld at 0° and at 90° from the line of direction of force. For pipe produced in multiple lengths, the flattening test shall be made on crop ends representing the front and back of each coil with the weld at 90° from the line of 11.2 Recognized methods for meeting this test are electromagnetic (eddy current) or ultrasonic. 11.3 The following information is for the benefit of the user of this specification: 11.3.1 The ultrasonic examination referred to in this specification is intended to detect longitudinal imperfections having 188 ASME BPVC.II.A-2023 SA-135/SA-135M a reflective area similar to or larger than the reference notch. The examination may not detect circumferentially oriented imperfections of short, deep imperfections. 11.3.2 The eddy-current examination referenced in this specification has the capability of detecting significant imperfections, especially of the short, abrupt type. 11.3.3 The hydrostatic test referred to in Section 10 is a test method provided for in many product specifications. This test has the capability of finding imperfections of a size permitting the test fluid to leak through the tube wall and may be either visually seen or detected by a loss of pressure. This test may not detect very tight, through-the-wall imperfections or imperfections that extend an appreciable distance into the wall without complete penetration. 11.3.4 A purchaser interested in ascertaining the nature (type, size, location, and orientation) of imperfections that can be detected in the specific application of these examinations should discuss this with the manufacturer of the tubular product. 12.2 Diameter—The outside diameter shall not vary more than 61 % from the nominal size specified. 11.4 In order to accommodate the various types of nondestructive electric testing equipment and techniques in use, the calibration pipe shall contain, at the option of the producer, any one or more of the following discontinuities to establish a minimum sensitivity level for rejection: 11.4.1 Drilled Hole—A hole not larger than 0.031-in. [0.8mm] diameter shall be drilled radially and completely through pipe wall, preferably in the weld area, care being taken to avoid distortion of the pipe while drilling. 11.4.2 Transverse Tangential Notch—A notch shall be filed or milled tangential to the surface and transverse to the longitudinal axis of the pipe preferably in the weld area. Said notch shall have a depth not exceeding 12.5 % of the nominal wall thickness of the pipe or 0.004 in., [0.10 mm], whichever is greater. 11.4.3 Longitudinal Notch—A notch 0.031 in. [0.8 mm] or less in width shall be machined in a radial plane parallel to the pipe axis on the outside surface of the pipe preferably in the weld area, to have a depth not exceeding 12.5 % of the nominal wall thickness of the pipe or 0.004 in. [0.10 mm], whichever is greater. 13. Workmanship, Finish, and Appearance 12.3 Minimum Wall Thickness—The minimum wall thickness at any point shall be not more than 12.5 % under the specified wall thickness. NOTE 5—The minimum wall thickness on inspection is shown in Table X1.2 of the Appendix. 12.4 Lengths: 12.4.1 Except as allowed in 12.4.2, pipe shall be furnished in lengths averaging 38 ft [11.6 m] or over, with a minimum length of 20 ft [6.1 m], but no more than 5 % may be under 32 ft [9.8 m]. Jointers made by welding are permissible. When threaded pipe is ordered, jointers shall be made by threaded connections and shall not exceed 5 % of the order. 12.4.2 Unless otherwise specified, Schedule 10 pipe shall be between 16 and 22 ft [4.9 and 6.7 m] for a minimum of 90 % of the footage furnished, with any balance being shorter lengths at least 8 ft [2.4 m] long. 13.1 The finished pipe shall be reasonably straight and free of defects. Surface imperfections in excess of 12.5 % of the nominal wall thickness shall be considered defects. 13.2 End Finish: 13.2.1 Schedule 10 Pipe—Pipe furnished to Schedule 10 shall be plain end only. All inside and outside cutting burrs shall be removed. This generally involves breaking the corners. 13.2.2 Ends, Plain End Pipe—Unless otherwise specified, plain end pipe for use with the Dresser or Dayton type coupling shall be reamed both outside and inside sufficiently to remove all burrs. Plain end pipe for welding shall be beveled on the outside to an angle of 30° with a tolerance of + 5° and – 0° and with a width of flat at the end of the pipe of 1⁄16 6 1⁄32 in. [1.6 6 0.8 mm]. When material is ordered beveled to any other than a 30° angle, it should be understood that the angle is to be measured from a line drawn perpendicular to the axis of the pipe. This means that a greater amount of material is removed with a 60° angle than with a 30° angle. Pipe shall be sufficiently free from indentations, projections, or roll marks for a distance of 8 in. [200 mm] from the end of the pipe to make a tight joint with the rubber gasket type of coupling. All plain end pipe intended for Dresser or Dayton type joints or for welding, sizes NPS 10 [DN 250] and smaller in outside diameter specified, shall be not more than 1⁄32 in. [0.8 mm] smaller than the outside diameter specified for a distance of 8 in. [200 mm] from the ends of the pipe and shall permit the passing for a distance of 8 in. [200 mm] of a ring gauge that has a bore 1⁄16 in. [1.6 mm] larger than the outside diameter specified of the pipe. Sizes larger than NPS 10 [DN 250] shall be not more than 1⁄32 in. [0.8 mm] smaller than the nominal outside diameter for a distance of 8 in. [200 mm] from the end of the pipe and shall permit the passing for a distance of 8 in. [200 mm] of a ring gauge which has a bore 3⁄32 in. [2.4 mm] larger than the nominal outside diameter of the pipe. 13.2.3 Ends, Threaded Pipe—Each end of threaded pipe shall be reamed to remove all burrs. All threads shall be in accordance with the American National Standard Pipe Threads 11.5 Pipe producing a signal equal to or greater than the calibration imperfection shall be rejected. 12. Dimensions, Weight (Mass), and Permissible Variations 12.1 Weight (Mass)—The weight (mass) of any length of pipe other than Schedule 10 shall not vary more than 3.5 % under or 10 % over that specified, but the carload weight (mass) shall be not more than 1.75 % under the nominal weight (mass). The weight (mass) of pipe furnished to Schedule 10 shall not vary more than 610 % from that calculated using the weight (mass) per unit length prescribed in Appendix Table X1.1. The weight (mass) of the pipe shall be calculated from the relevant equation in ASME B36.10M. NOTE 4—A system of standard pipe sizes has been approved by the American National Standards Institute as American National Standard for Welded and Seamless Wrought Steel Pipe (ASME B36.10M). 189 SA-135/SA-135M ASME BPVC.II.A-2023 (Note 6) and cut so as to make a tight joint when the pipe is tested at the mill to the specified internal hydrostatic pressure. The variation from the standard, when tested with the standard working gauge, shall not exceed one and one-half turns either way. Pipe shall not be rounded by hammering in order to get a full thread. There shall be not more than two black threads for 3⁄4-in. [19.0-mm] taper among the perfect threads. Black threads should not be confused with imperfect threads, such as those torn, shaven, or broken. NPS Under 6 [DN 150] 6 [DN 150] to 20 [DN 500], incl Over 20 [DN 500] to 30 [DN 750], incl Numbers of Samples Selected 2 from each lot of 400 pipes or fraction thereof 2 from each lot of 200 pipes or fraction thereof 2 from each lot of 100 pipes or fraction thereof 15.2 Tension Test: 15.2.1 One longitudinal tension test shall be made on one length (Note 8) from each lot of 400 lengths or fraction thereof of each size under NPS 8 [DN 200] and one transverse body and one transverse weld tension test on one length from each lot of 200 lengths or fraction thereof of each size NPS 8 to NPS 20 [DN 200 to DN 500] and on one length from each lot of 100 lengths or fraction thereof of each size over NPS 20 to NPS 30 [DN 500 to DN 750]. When taken from the skelp, the number of tests shall be determined in the same manner as when taken from the finished pipe. NOTE 6—A complete description of the American National Standard Pipe Threads applicable to pipe, valves, and fittings is contained in ASME B1.20.1; also “Screw-Thread Standards for Federal Services, 1942,” National Bureau of Standards Handbook H 28, January, 1942, the pertinent data in both sources being identical. 13.3 Couplings—Each length of threaded pipe shall be provided with one coupling manufactured in accordance with Specification A865/A865M except that the coupling may be wrought iron (Note 7). Threads shall be cut so as to make a tight joint. Taper-tapped couplings shall be furnished on all weights (masses) of threaded pipe NPS 21⁄2 [DN 65] and larger. NOTE 8—Length is defined as the length as ordered, except that in the case of orders for cut lengths shorter than double random, which is defined as the length as rolled, prior to cutting to the required short lengths. 15.3 Flattening Test: 15.3.1 When pipe is produced in single length, the flattening test specified in 9.1 shall be made on both crop ends cut from each length of pipe. When pipe is produced in multiple lengths, flattening tests are required on the crop ends from the front and back ends of each coil and on two intermediate rings representing each coil. NOTE 7—For sizes NPS 2 [DN 50] and smaller, it is commercial practice to furnish straight-tapped couplings for standard-weight (mass) (Schedule 40) pipe and taper-tapped couplings for extra-strong (Schedule 80) and double-extra-strong pipe. If taper-tapped couplings are required for sizes NPS 2 [DN 50] and smaller on standard weight (mass) (Schedule 40) pipe, line pipe in accordance with Specification 5L of the American Petroleum Institute should be ordered, thread lengths to be in accordance with ASME B1.20.1. Taper-tapped couplings for sizes NPS 2 [DN 50] and smaller in standard weight (mass) may be used on mill-threaded standard weight (mass) type of the same size. 15.4 Hydrostatic Test: 15.4.1 Each length of pipe shall be subjected to the hydrostatic test specified in Section 10. 13.4 Protective Coating: 13.4.1 After the pipe has been subjected to the hydrostatic test, and if required by the purchaser, it shall be thoroughly cleaned of all dirt, oil, grease, loose scale, and rust; then dried, and given a protective coating of the kind and in the manner specified by the purchaser. Pipe furnished to Schedule 10 shall be normally shipped with a light coating of processing oil. If so specified, the pipe can be given a mill coating or a special coating. 16. Test, Retest, and Resampling 16.1 Chemical Analysis: 16.1.1 If the results of the analysis of either length of pipe does not conform to the requirements specified in Section 7, analyses of two additional lengths from the same lot shall be made, each of which shall conform to the requirements specified. 14. Weld Repair 16.2 Tension Test: 16.2.1 The test specimens and the tests required by this specification shall conform to those described in Test Methods and Definitions A370, except that all specimens shall be tested at room temperature. 16.2.2 The longitudinal tension test specimen shall be taken from the end of the pipe, or by agreement between the manufacturer and the purchaser may be taken from the skelp, at a point approximately 90° from the weld, and shall not be flattened between gauge marks. The sides of each specimen shall be parallel between gauge marks. At the manufacturer option, the tension test may be made on full section of pipe. 16.2.3 Transverse weld test specimens shall be taken with the weld at the center of the specimen. Transverse body test specimens shall be taken opposite to the weld. All transverse test specimens shall be approximately 11⁄2 in. [38 mm] wide in the gauge length and shall represent the full wall thickness of the pipe from which the specimen was cut. 14.1 Welding Repair: 14.2 Defects in the pipe wall, provided their depth does not exceed one third the specified wall thickness, shall be repaired by electric welding. Defects in the welds such as sweats or leaks, unless otherwise specified, shall be repaired or the piece rejected at the option of the manufacturer. Repairs of this nature shall be made by completely removing the defect, cleaning the cavity, and then electric welding. 14.3 All repaired pipe shall be retested hydrostatically in accordance with Section 10. 15. Sampling 15.1 Chemical Analysis: 15.1.1 Samples for chemical analysis, except for spectrochemical analysis, shall be taken in accordance with Practice E1806. The number of samples shall be determined as follows: 190 ASME BPVC.II.A-2023 SA-135/SA-135M 16.2.4 If any test specimen shows defective machining or develops flaws not associated with the quality of the steel or the welding, it may be discarded and another specimen substituted. 16.2.5 If the results of the tension tests of any lot do not conform to the requirements specified in 9.1, retests of two additional lengths from the same lot shall be made, each of which shall conform to the requirements specified. 16.2.6 If the percentage of elongation of any tension test specimen is less than that specified in 8.1, and any part of the fracture is more than 3⁄4-in. [19.0-mm] from the center of the gauge length as indicated by scribe scratches marked on the specimen before testing, the specimen may be discarded and another substituted. test method as outlined in the specification, the length may be rejected and the manufacturer shall be notified. Disposition of rejected pipe shall be a matter of agreement between the manufacturer and the purchaser. 16.3 Flattening Test: 16.3.1 Specimens for flattening tests shall be smooth at the ends and free from burrs. 16.3.2 If any section of the pipe fails to comply with the requirements of 9.1, for pipe produced in single lengths, other sections may be cut from the same end of the same length until satisfactory tests are obtained, except that the finished pipe shall not be shorter than 80 % of its length after the initial cropping; otherwise, the length shall be rejected. For pipe produced in multiple lengths, retests may be cut from each end of each individual length in the multiple; such tests shall be made with the weld alternately 0° and 90° from the line of direction of force. 19.1 A manufacturer’s certification shall be furnished to the purchaser stating that material has been manufactured, tested, and inspected in accordance with this specification, and that the test results on representative samples meet specification requirements. A report of the test results shall be furnished. 16.4 All specimens shall be tested at room temperature. 17. Inspection 17.1 The inspector representing the purchaser shall have free entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer’s works that concern the manufacture of the material ordered. The manufacturer shall afford the inspector, without charge, all reasonable facilities to satisfy him that the material is being furnished in accordance with this specification. All tests (except check analysis) and inspection shall be made at the place of manufacture prior to shipment, unless otherwise specified, and shall be so conducted as not to interfere unnecessarily with the manufacturer’s operation. 18.2 Pipe found in fabrication or in installation to be unsuitable for the intended use, under the scope and requirements of this specification, may be set aside and the manufacturer notified. Such pipe shall be subject to mutual investigation as to the nature and severity of the deficiency and the forming or installation, or both, conditions involved. Disposition shall be a matter for agreement. 19. Certification 20. Identification of Material 20.1 Each length of pipe shall be legibly marked with appropriate symbols by stenciling, stamping, or rolling to show the manufacturer’s name, the size, the specification designation, the grade, and the hydrostatic test pressure when tested, or the letters “NH” when not tested. 20.2 In addition to the requirements in 20.1, bar coding is acceptable as a supplemental identification method. The purchaser may specify in the order a specific bar coding system to be used. 21. Packaging, Marking, and Loading for Shipment 21.1 When specified on the purchase order, packaging, marking, and loading for shipment shall be in accordance with Practices A700. 21.2 The applicable levels shall be as specified in the contract. Marking for shipment of such material shall be in accordance with Fed. Std. No. 123 for civil agencies and MIL-STD-129 or Fed. Std. No. 183 if continuous marking is required for military agencies. 18. Rejection 22. Keywords 18.1 Each length of pipe received from the manufacturer may be inspected by the purchaser and, if it does not meet the requirements of this specification based on the inspection and 22.1 eddy current testing; electric resistance welded pipe; hydrostatic testing; plain end pipe; Schedule 10 pipe; threaded pipe 191 SA-135/SA-135M ASME BPVC.II.A-2023 APPENDIX (Nonmandatory Information) X1. ADDITIONAL DATA X1.1 Additional data on dimensions nominal weights (masses) and test pressures is provided in Table X1.1. X1.2 Additional data on wall thicknesses are provided in Table X1.2. 192 ASME BPVC.II.A-2023 SA-135/SA-135M TABLE X1.1 Dimensions, Nominal Weights (Masses), and Test Pressures for Light Wall Steel Pipe Test Pressure, psi [MPa]A Schedule 10 DN NPS ⁄ Specified Wall ThicknessA in. [mm] Weight (Mass) Per Unit Length lb/ft [kg/m] Grade B 2500 [17 200] 2500 [17 200] 2500 [17 200] 2400 [16 500] 1900 [13 100] 1700 [11 700] 1400 [9 600] 1200 [8 200] 1100 [7 600] 1000 [6 900] 20 1.050 [26.7] 0.083 [2.11] 0.86 [1.28] 1 25 1.315 [33.4] 0.109 [2.77] 1.41 [2.09] 1⁄ 32 1.660 [42.2] 0.109 [2.77] 1.81 [2.69] 1⁄ 40 1.900 [48.3] 0.109 [2.77] 2.09 [3.11] 2 50 2.375 [60.3] 0.109 [2.77] 2.64 [3.93] 2⁄ 65 2.875 [73.0] 0.120 [3.05] 3.53 [5.26] 3 80 3.500 [88.9] 0.120 [3.05] 4.34 [6.46] 3 1 ⁄2 90 4.000 [101.6] 0.120 [3.05] 4.98 [7.41] 4 100 4.500 [114.3] 0.120 [3.05] 5.62 [8.37] 2500 [17 200] 2500 [17 200] 2400 [16 500] 2100 [14 500] 1700 [11 700] 1500 [10 300] 1200 [8 200] 1000 [6 900] 900 [6 200] 5 125 5.563 [141.3] 0.134 [3.40] 7.78 [11.58] 850 [5 900] 12 12 The test pressures are calculated by the following equation (but need not exceed 2500 psi or [17 200 KPa]): P 5 2St/D where: P S t D Grade A 34 14 A Outside Diameter, in. [mm] = = = = pressure, psi [kPa], fiber stress 60 % of the specified minimum yield strength, psi [kPa], specified wall thickness, in. [mm], and specified outside diameter, in. [mm]. 193 SA-135/SA-135M ASME BPVC.II.A-2023 TABLE X1.2 Minimum Permissible Wall Thickness on Inspection NOTE 1—The following equation, upon which this table is based, is used to derive the minimum permissible wall thickness values from the specified wall thickness values, with the calculated values rounded to three decimal places in accordance with the rounding method of Practice E29: t m 3 0.875 5 t where: tm = minimum permissible wall thickness, in. [mm], and t = specified wall thickness, in. [mm]. NOTE 2—This table is a master table covering wall thicknesses available in the purchase of different classifications of pipe, but it is not meant to imply that all of the walls listed therein are obtainable under this specification. Specified Wall Thickness (t), in. [mm] Minimum Permissible Wall Thickness (tm), in. [mm] Specified Wall Thickness (t), in. [mm] Minimum Permissible Wall Thickness (tm), in. [mm] Specified Wall Thickness (t), in. [mm] 0.068 [1.73] 0.088 [2.24] 0.091 [2.31] 0.095 [2.41] 0.113 [2.87] 0.119 [3.02] 0.125 [3.18] 0.126 [3.20] 0.133 [3.38] 0.140 [3.56] 0.145 [3.68] 0.147 [3.73] 0.154 [3.91] 0.156 [3.96] 0.179 [4.55] 0.187 [4.75] 0.188 [4.78] 0.191 [4.85] 0.200 [5.08] 0.203 [5.16] 0.216 [5.49] 0.218 [5.54] 0.219 [5.56] 0.226 [5.74] 0.237 [6.02] 0.250 [6.35] 0.258 [6.55] 0.276 [7.01] 0.277 [7.04] 0.279 [7.09] 0.280 [7.11] 0.281 [7.14] 0.060 [1.52] 0.077 [1.96] 0.080 [2.03] 0.083 [2.11] 0.099 [2.51] 0.104 [2.64] 0.109 [2.77] 0.110 [2.79] 0.116 [2.95] 0.122 [3.10] 0.127 [3.23] 0.129 [3.28] 0.135 [3.43] 0.136 [3.45] 0.157 [3.99] 0.164 [4.17] 0.164 [4.17] 0.167 [4.24] 0.175 [4.44] 0.178 [4.52] 0.189 [4.80] 0.191 [4.85] 0.192 [4.88] 0.198 [5.03] 0.207 [5.26] 0.219 [5.56] 0.226 [5.74] 0.242 [6.15] 0.242 [6.15] 0.244 [6.20] 0.245 [6.22] 0.246 [6.25] 0.294 [7.47] 0.300 [7.62] 0.307 [7.80] 0.308 [7.82] 0.312 [7.92] 0.318 [8.08] 0.322 [8.18] 0.330 [8.38] 0.337 [8.56] 0.343 [8.71] 0.344 [8.74] 0.358 [9.09] 0.365 [9.27] 0.375 [9.52] 0.382 [9.70] 0.400 [10.16] 0.406 [10.31] 0.432 [10.97] 0.436 [11.07] 0.437 [11.10] 0.438 [11.13] 0.500 [12.70] 0.531 [13.49] 0.552 [14.02] 0.562 [14.27] 0.593 [15.06] 0.600 [15.24] 0.625 [15.88] 0.656 [16.66] ... 0.687 [17.48] 0.719 [18.26] 0.257 [6.53] 0.262 [6.65] 0.269 [6.83] 0.270 [6.86] 0.273 [6.93] 0.278 [7.06] 0.282 [7.16] 0.289 [7.34] 0.295 [7.49] 0.300 [7.62] 0.301 [7.65] 0.313 [7.95] 0.319 [8.10] 0.328 [8.33] 0.334 [8.48] 0.350 [8.89] 0.355 [9.02] 0.378 [9.60] ... 0.382 [9.70] 0.383 [9.73] 0.438 [11.13] 0.465 [11.81] 0.483 [12.27] 0.492 [12.50] 0.520 [13.21] 0.525 [13.34] 0.547 [13.89] 0.574 [14.58] ... 0.602 [15.29] 0.629 [15.96] 0.750 [19.05] 0.812 [20.62] 0.844 [21.44] 0.864 [21.94] 0.875 [22.22] 0.906 [23.01] 0.937 [23.82] 0.968 [24.59] 1.000 [25.40] 1.031 [26.19] 1.062 [26.97] 1.094 [27.79] 1.125 [28.58] 1.156 [29.36] 1.219 [30.96] 1.250 [31.75] 1.281 [32.54] 1.312 [33.32] 1.343 [34.11] 1.375 [34.92] 1.406 [35.71] 1.437 [36.53] 1.500 [38.10] 1.531 [38.89] 1.562 [39.67] 1.594 [40.69] 1.750 [44.45] 1.781 [45.24] 1.812 [46.02] ... 2.062 [52.37] 2.343 [59.54] 194 Minimum Permissible Wall Thickness (tm), in. [mm] 0.656 0.710 0.738 0.756 0.766 0.793 0.820 0.847 0.875 0.902 0.929 0.957 0.984 1.012 1.066 1.094 1.121 1.148 1.175 1.203 1.230 1.258 1.312 1.340 1.367 1.394 1.531 1.558 1.586 [16.66] [18.03] [18.75] [19.20] [19.46] [20.14] [20.85] [21.51] [22.22] [22.91] [23.60] [24.31] [24.99] [25.70] [27.08] [27.79] [28.47] [29.16] [29.85] [30.56] [31.24] [31.95] [33.32] [34.04] [34.72] [35.43] [38.89] [39.57] [40.28] ... 1.804 [45.82] 2.050 [52.10] ASME BPVC.II.A-2023 SA-178/SA-178M SPECIFICATION FOR ELECTRIC-RESISTANCE-WELDED CARBON STEEL AND CARBON-MANGANESE STEEL BOILER AND SUPERHEATER TUBES SA-178/SA-178M (Identical with ASTM Specification A178/A178M-95.) 195 SA-178/SA-178M ASME BPVC.II.A-2023 SPECIFICATION FOR ELECTRIC-RESISTANCEWELDED CARBON STEEL AND CARBON-MANGANESE STEEL BOILER AND SUPERHEATER TUBES SA-178/SA-178M (Identical with ASTM Specification A 178/A 178M-95.) 1. Scope 2. Referenced Documents 2.1 ASTM Standards: A 226/A 226M Specification for Electric-ResistanceWelded Carbon Steel Boiler and Superheater Tubes for High-Pressure Service A 450/A 450M Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes A 520 Specification for Supplementary Requirements for Seamless and Electric-Resistance-Welded Carbon Steel Tubular Products for High-Temperature Service Conforming to ISO Recommendations for Boiler Construction. E 213 Practice for Ultrasonic Examination of Metal Pipe and Tubing E 273 Practice for Ultrasonic Examination of Longitudinal Welded Pipe and Tubing 1.1 This specification covers minimum-wall-thickness, electric-resistance-welded tubes made of carbon steel and carbon-manganese steel intended for use as boiler tubes, boiler flues, superheater flues, and safe ends. NOTE 1 — Type C and D tubes are not suitable for safe-ending for forge welding. 1.2 The tubing sizes and thicknesses usually furnished to this specification are 1⁄2 to 5 in. [12.7 to 127 mm] in outside diameter and 0.035 to 0.320 in. [0.9 to 9.1 mm], inclusive, in minimum wall thickness. Tubing having other dimensions may be furnished, provided such tubes comply with all other requirements of this specification. 1.3 Mechanical property requirements do not apply to tubing smaller than 1⁄8 in. [3.2 mm] in inside diameter or 0.015 in. [0.4 mm] in thickness. 3. Ordering Information 3.1 Orders for material under this specification should include the following, as required, to describe the desired material adequately: 3.1.1 Quantity (feet, metres, or number of lengths), 3.1.2 Name of material (electric-resistance-welded tubes), 3.1.3 Grade (A, C, or D, Table 1), 3.1.4 Size (outside diameter and minimum wall thickness), 3.1.5 Length (specific or random), 3.1.6 Optional requirements (product analysis, Section 7; crush test, Section 10; hydrostatic or nondestructive electric test, 11.6), 3.1.7 Test report required (Certification Section of Specification A 450/A 450M), 3.1.8 Specification, and designation, 1.4 When these products are to be used in applications conforming to ISO Recommendations for Boiler Construction, the requirements of Specification A 520 shall supplement and supersede the requirements of this specification. 1.5 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. The inch-pound units shall apply unless the “M” designation of this specification is specified in the order. 196 ASME BPVC.II.A-2023 3.1.9 Individual supplementary requirements, if required, and 8. General Requirements 8.1 Material furnished under this specification shall conform to the applicable requirements of the current edition of Specification A 450/A 450M unless otherwise provided herein. 3.1.10 Special requirements. 4. Manufacture 4.1 The steel for Grade D shall be killed. 9. Tensile Requirements 9.1 Grade C and D tubes shall conform to the requirements as to tensile properties prescribed in Table 2. 4.2 Tubes shall be made by electric-resistance welding. 5. NOTE 3: Explanatory Note — For purposes of design the following tensile properties may be assumed for Grade A tubes: Heat Treatment 5.1 After welding, all tubes shall be heat treated at a temperature of 1650°F [900°C] or higher and followed by cooling in air or in the cooling chamber of a controlledatmosphere furnace. Cold-drawn tubes shall be heat treated after the final cold-draw pass at a temperature of 1200° [650°C] or higher. 6. SA-178/SA-178M Tensile strength, min, ksi [MPa] Yield Strength, min, ksi [MPa] Elongation in 2 in. or 50 mm, min, % 10. Crush Test 10.1 When required by the purchaser, crushing tests shall be made on sections of tube 21⁄2 in. [63 mm] in length which shall stand crushing longitudinally without cracking, splitting, or opening at the weld, as follows: Chemical Composition 6.1 The steel shall conform to the requirements as to chemical composition prescribed in Table 1. Height of Crushed Section, in. [mm] Wall Thickness of Tubes, in. [mm] 6.2 When a grade is ordered under this specification, supplying an alloy grade that specifically requires the addition of any element other than those listed in Table 1 is not permitted. 0.135 [3.43] and under Over 0.135 [3.43] 7. 47 [325] 26 [180] 35 Product Analysis Grade A Tubes 3 ⁄4 [19] or until outside folds are in contact 11⁄4 [32] Grade C and D Tubes Crush tests not required ... 10.2 Table 3 gives the computed minimum elongation values for each 1⁄32 in. [0.8 mm] decrease in wall thickness. Where the wall thickness lies between two values shown above, the minimum elongation value shall be determined by the following equation: 7.1 When requested on the purchase order, a product analysis shall be made by the manufacturer or supplier from one tube per 100 pieces for sizes over 3 in. [76.2 mm] and one tube per 250 pieces for sizes 3 in. [76.2 mm] and under; or when tubes are identified by heat, one tube per heat shall be analyzed. The chemical composition thus determined shall conform to the requirements specified. E p 48t + 15.00 [E p 1.87t + 15.00] where: E p elongation in 2 in. or 50 mm, %, and, t p actual thickness of specimen, in. [mm]. 7.2 If the original test for product analysis fails, retests of two additional lengths of flat-rolled stock or tubes shall be made. Both retests, for the elements in question, shall meet the requirements of the specification; otherwise all remaining material in the heat or lot (Note 2) shall be rejected or, at the option of the producer, each length of flat-rolled stock or tube may be individually tested for acceptance. Lengths of flat-rolled stock or tubes which do not meet the requirements of the specifications shall be rejected. 10.3 For tubing less than 1 in. [25.4 mm] in outside diameter, the length of the specimen shall be 21⁄2 times the outside diameter of the tube. Slight surface checks shall not be cause for rejection. NOTE 2 — A lot consists of 250 tubes for sizes 3 in. [76.2 mm] and under and of 100 tubes for sizes over 3 in. [76.2 mm], prior to cutting to length. 11.1.1 For Grade A, one flattening test shall be made on specimens from each of two tubes from each lot (Note 2) 11. Mechanical Tests Required 11.1 Flattening Test: 197 SA-178/SA-178M ASME BPVC.II.A-2023 or fraction thereof, and from each 2000 ft [600 m] or fraction thereof of safe-end material. 11.5 Reverse Flattening Test — One reverse flattening test shall be made on each 1500 ft [450 m] of finished tubing. 11.1.2 For Grades C and D, one flattening test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof. 11.6 Hydrostatic or Nondestructive Electric Test — Each tube shall be subjected to either the hydrostatic or the nondestructive electric test. The purchaser may specify which test is to be used. 11.2 Flange Test: 11.2.1 For Grade A, one flange test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof, and from each 2000 ft [600 m] or fraction thereof of safe-end material. 12. Forming Operations 12.1 When inserted in the boiler, tubes shall withstand expanding and beading without showing cracks or flaws, or opening at the weld. When properly manipulated, superheater tubes shall withstand all forging, welding, and bending operations necessary for application without developing defects. 11.2.2 For Grades C and D, one flange test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof. The width of the flange shall not be less than 75% of that specified in Specification A 450/A 450M. 11.3 Crush Test — For Grade A, when required by the purchaser, one crush test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof, and from each 2000 ft [600 m] or fraction thereof of safeend material. 13. Product Marking 13.1 In addition to the marking prescribed in Specification A 450/A 450M, the letters “ERW” shall be legibly stenciled on each tube, or marked on a tag attached to the bundle or box in which the tubes are shipped. 11.4 Tension Test — For Grades C and D, one tension test shall be made on specimens from each of two tubes from each lot. The term lot for tension test requirements applies to all tubes prior to cutting, of the same nominal diameter and wall thickness, which are produced from the same heat of steel. When final heat treatment is in a batchtype furnace, a lot shall include only those tubes of the same size and the same heat which are heat treated in the same furnace charge. When the final heat treatment is in a continuous furnace, a lot shall include all tubes of the same size and heat, heat treated in the same furnace, at the same temperature, time at heat, and furnace speed. 13.2 The manufacturer’s name or symbol may be placed permanently on each tube by rolling or light stamping before normalizing. If a single stamp is placed on the tube by hand, this mark should not be less than 8 in. [200 mm] from one end of the tube. 14. Keywords 14.1 boiler tube; resistance welded steel tube; steel tube, carbon; welded steel tube 198 ASME BPVC.II.A-2023 SA-178/SA-178M TABLE 1 CHEMICAL REQUIREMENTS Composition, % Grade A, Grade C, Grade D, Low-Carbon MediumCarbon-Manganese Steel Carbon Steel Steel Element Carbon 0.06–0.18 Manganese 0.27–0.63 Phosphorus, max 0.035 Sulfur, max 0.035 Silicon ... 0.35 max 0.80 max 0.035 0.035 ... 0.27 max 1.00–1.50 0.030 0.015 0.10 min TABLE 2 TENSILE REQUIREMENTS Tensile strength, min, ksi [MPa] Yield strength, min, ksi [MPa] Elongation in 2 in. or 50 mm, min, % For longitudinal strip tests a deduction for each 1⁄32 in. [0.8 mm] decrease in wall thickness below 5⁄16 in. [8 mm] from the basic minimum elongation of the following percentage points shall be made. A Grade C Grade D 60 [415] 37 [255] 30 1.50A 70 [485] 40 [275] 30 1.50A See Table 3 for the computed minimum values: TABLE 3 MINIMUM ELONGATION VALUES Wall Thickness in. mm Elongation in 2 in. or 50 mm, min, % A ⁄16 (0.312) ⁄32 (0.281) 1 ⁄4 (0.250) 7 ⁄32 (0.219) 3 ⁄16 (0.188) 5 ⁄32 (0.156) 1 ⁄8 (0.125) 3 ⁄32 (0.094) 1 ⁄16 (0.062) 8 7.2 6.4 5.6 4.8 4 3.2 2.4 1.6 30 29 27 26 24 22 21 20 18 5 9 A Calculated elongation requirements shall be rounded to the nearest whole number. 199 SA-178/SA-178M ASME BPVC.II.A-2023 SUPPLEMENTARY REQUIREMENTS The following supplementary requirements may become a part of the specification when specified in the inquiry or invitation to bid, and production order or contract. These requirements shall not be considered, unless specified in the order and the necessary tests shall be made at the mill. S1. Additional Testing of Welded Tubing for ASME Requirements S1.1 The weld seam of each tube shall be subjected to an ultrasonic inspection employing Practices E 273 or E 213 with the rejection criteria referenced in Specification A 450/A 450M. permitted by Specification A 450/A 450M. S1.2 If Practice E 273 is employed, a 100% volumetric inspection of the entire length of each tube shall also be performed using one of the nondestructive electric tests S1.4 In addition to the marking prescribed in Specification A 450/A 450M, “S1” shall be added after the grade designation. S1.3 The test methods described in the supplement may not be capable of inspecting the end portions of tubes. This condition is referred to as end effect. This portion, as determined by the manufacturer, shall be removed and discarded. 200 ASME BPVC.II.A-2023 SA-179/SA-179M SPECIFICATION FOR SEAMLESS COLD-DRAWN LOW-CARBON STEEL HEAT-EXCHANGER AND CONDENSER TUBES SA-179/SA-179M (Identical with ASTM Specification A179/A179M-19.) 201 ð23Þ SA-179/SA-179M ASME BPVC.II.A-2023 Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes 1. Scope 3. Ordering Information 1.1 This specification covers minimum-wall-thickness, seamless cold-drawn low-carbon steel tubes for tubular heat exchangers, condensers, and similar heat transfer apparatus. 3.1 Orders for material under this specification should include the following, as required, to describe the desired material adequately: 3.1.1 Quantity (feet, metres, or number of lengths), 3.1.2 Name of material (seamless tubes), 3.1.3 Manufacture (cold-drawn), 3.1.4 Size (outside diameter and minimum wall thickness), 3.1.5 Length (specific or random), 3.1.6 Optional requirements (product analysis, Section 9, flange test, 11.3), 3.1.7 Test report required (Certification Section of Specification A450/A450M), 3.1.8 Specification number, and 3.1.9 Special requirements. 1.2 This specification covers tubes 1⁄8 to 3 in. [3.2 to 76.2 mm], inclusive, in outside diameter. NOTE 1—Tubing smaller in outside diameter and having a thinner wall than indicated in this specification is available. Mechanical property requirements do not apply to tubing smaller than 1⁄8 in. [3.2 mm] in outside diameter or with a wall thickness under 0.015 in. [0.4 mm]. 1.3 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. The inch-pound units shall apply unless the “M” designation of this specification is specified in the order. 4. General Requirements 4.1 Material furnished under this specification shall conform to the applicable requirements of the current edition of Specification A450/A450M, unless otherwise provided herein. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 5. Manufacture 5.1 Tubes shall be made by the seamless process and shall be cold drawn. 6. Heat Treatment 6.1 Tubes shall be heat treated after the final cold draw pass at a temperature of 1200°F [650°C] or higher. 2. Referenced Documents 2.1 ASTM Standards: A450/A450M Specification for General Requirements for Carbon and Low Alloy Steel Tubes 7. Surface Condition 7.1 Finished tubes shall be free of scale. A slight amount of oxidation will not be considered as scale. 8. Chemical Composition 8.1 The steel shall conform to the following requirements as to chemical composition: Carbon, % Manganese, % Phosphorus, max, % Sulfur, max, % 0.06–0.18 0.27–0.63 0.035 0.035 8.2 Supplying an alloy grade that specifically requires the addition of any element other than those listed in 8.1 is not permitted. 202 ASME BPVC.II.A-2023 SA-179/SA-179M 11.3 Flange Test—When specified as a substitute for the flaring test, for tubes having a wall thickness (actual mean wall) less than 10 % of the outside diameter, one test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof. For tubes other than specified above, the flange test shall not be required. 9. Product Analysis 9.1 When requested on the purchase order, a product analysis shall be made by the supplier from 1 tube per 250 pieces or when tubes are identified by heat, one tube per heat shall be analyzed. The chemical composition thus determined shall conform to the requirements specified. 11.4 Hardness Test—Rockwell hardness tests shall be made on specimens from two tubes from each lot. The term lot applies to all tubes, prior to cutting, of the same nominal diameter and wall thickness which are produced from the same heat of steel. When final heat treatment is in a batch-type furnace, a lot shall include only those tubes of the same size and the same heat which are heat treated in the same furnace charge. When the final heat treatment is in a continuous furnace, a lot shall include all tubes of the same size and heat, heat treated in the same furnace at the same temperature, time at heat, and furnace speed. 9.2 If the original test for product analysis fails, retests of two additional billets or tubes shall be made. Both retests, for the elements in question, shall meet the requirements of the specification; otherwise all remaining material in the heat or lot (Note 2) shall be rejected or, at the option of the producer, each billet or tube may be individually tested for acceptance. Billets or tubes which do not meet the requirements of the specification shall be rejected. NOTE 2—A lot consists of 250 tubes. 10. Hardness Requirements 10.1 The tubes shall have a hardness number not exceeding 72 HRBW. 11.5 Hydrostatic Test—Each tube shall be subjected to the hydrostatic test, or, instead of this test, a nondestructive electric test may be used when specified by the purchaser. 11. Mechanical Tests Required 12. Product Marking 12.1 In addition to the marking prescribed in Specification A450/A450M, the marking shall include the name and order number of the purchaser. 11.1 Flattening Test—One flattening test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof. 13. Keywords 11.2 Flaring Test—One flaring test shall be made on specimens from each of two tubes from each lot (Note 2) or fraction thereof. 13.1 cold drawn tube; condenser tubes; heat exchanger tubes; low carbon steel; seamless tube EXPLANATORY NOTES NOTE 1—For purposes of design, the following tensile properties may be assumed: Tensile strength, min, ksi [MPa] Yield strength, min, ksi [MPa] Elongation in 2 in. or 50 mm, min, % 47 [325] 26 [180] 35 203 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-181/SA-181M SPECIFICATION FOR CARBON STEEL FORGINGS, FOR GENERAL-PURPOSE PIPING SA-181/SA-181M (Identical with ASTM Specification A181/A181M-06.) 205 SA-181/SA-181M ASME BPVC.II.A-2023 SPECIFICATION FOR CARBON STEEL FORGINGS, FOR GENERAL-PURPOSE PIPING SA-181 /SA-181M (Identical with ASTM Specification A 181 /A 181M-06) 1. Scope 1.1 This specification covers nonstandard as-forged fittings, valve components, and parts for general service. Forgings made to this specification are limited to a maximum weight of 10 000 lb [4540 kg]. Larger forgings may be ordered to Specification A 266 /A 266M. including any supplementary requirements that are indicated in the purchase order. Failure to comply with the requirements of Specification A 961 /A 961M constitutes non-conformance with this specification. 3.2 It is the purchaser’s responsibility to specify in the purchase order all ordering information necessary to purchase the needed material. Examples of such information include but are not limited to the ordering information in Specification A 961 /A 961M and the following: 3.2.1 Supplementary requirements, and 3.2.2 Additional requirements (See 4.3, 9.1, 10.2, 12.1, and 12.2). 1.2 Two classes of material are covered, designated as Classes 60 and 70, respectively, and are classified in accordance with their mechanical properties as specified in 6.1. 1.3 This specification is expressed in both inch-pound units and SI units. However, unless the order specifies the applicable “M” specification designation (SI units), the material shall be furnished to inch-pound units. 3.3 If the requirements of this specification are in conflict with the requirements of Specification A 961 /A 961M, the requirements of this specification shall prevail. 1.4 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. 4. Materials and Manufacture 4.1 Except for flanges of all types, hollow, cylindrically shaped parts may be machined from hot-rolled or forged bar, provided that the axial length of the part is approximately parallel to the metal flow lines of the stock. Other parts, excluding flanges of all types, up to and including NPS 4 may be machined from hot-rolled or forged bar. Elbows, return bends, tees, and header tees shall not be machined directly from bar stock. 2. Referenced Documents 2.1 ASTM Standards: A 266 /A 266M Specification for Carbon Steel Forgings for Pressure Vessel Components A 788 /A 788M Specification for Steel Forgings, General Requirements A 961 /A 961M Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications 4.2 Except as permitted in 4.1, the finished product shall be a forging as defined in the Terminology section (exclusively) of Specification A 788 /A 788M. 4.3 When specified in the order, the manufacturer shall submit for approval of the purchaser a sketch showing the shape of the rough forging before machining. 3. General Requirements and Ordering Information 3.1 Product furnished to this specification shall conform to the requirements of Specification A 961 / A 961M, 4.4 Forgings shall be protected against sudden or too rapid cooling from the rolling or forging while passing through the critical range. 206 ASME BPVC.II.A-2023 4.5 Heat treatment is neither required nor prohibited, but when applied, heat treatment shall consist of tempering, annealing, normalizing, or normalizing and tempering. SA-181/SA-181M 10.2 Prior approval of the purchaser shall be required to weld repair special parts made to the purchaser’s requirements. 10.3 The composition of the weld deposits shall be similar to the base metal and in accordance with the procedure qualification for the applicable material. Welding shall be accomplished with a weld procedure designed to produce low hydrogen in the weldment. Short-circuit gas metal arc welding is permissible only with the approval of the purchaser. 5. Chemical Composition 5.1 An analysis of each heat shall be made by the manufacturer to determine the percentages of the elements specified in Table 1. The chemical composition thus determined shall conform to the requirements in Table 1. 6. Mechanical Properties 6.1 The material shall conform to the requirements as to tensile properties prescribed in Table 2. 7. 11. Marking of Forgings 11.1 Identification marks consisting of the manufacturer’s symbol or name, designation of service rating, Specification number, class, and size shall be legibly forged or stamped on each forging, and in such a position as not to injure the usefulness of the forgings. Number of Tests 7.1 One tension test shall be made from each heat. 7.2 If any test specimen is defectively machined, it may be discarded and another specimen substituted. 11.2 Bar Coding — In addition to the requirements in 11.1, bar coding is acceptable as a supplementary identification method. The purchaser may specify in the order a specific bar coding system to be used. The bar coding system, if applied at the discretion of the supplier, should be consistent with one of the published industry standards for bar coding. If used on small parts the bar code may be applied to the box or a substantially applied tag. 8. Retests 8.1 When one or more representative test specimens do not conform to specification requirements for the tested characteristic, only a single retest for each nonconforming characteristic may be performed to establish product acceptability. Retests shall be performed on twice the number of representative specimens that were originally nonconforming. When any retest specimen does not conform to specification requirements for the characteristic in question, the lot represented by that specimen shall be rejected, heat-treated or reheat-treated in accordance with 4.5, and tested in accordance with Sections 6 and 7. 12. Certificate of Compliance 12.1 When specified in the purchase order or contract, a producer’s or supplier’s certification shall be furnished to the purchaser that the material was manufactured, sampled, tested, and inspected in accordance with this specification and has been found to meet the requirements. The specification designation included on certificates of compliance shall include year of issue and revision letter, if any. 9. Reports of Testing 9.1 Upon request of the purchaser in the contract or order, a report of the test results and chemical analyses shall be furnished. The specification designation included on reports of testing shall include year of issue and revision letter, if any. 12.2 When specified in the purchase order or contract, a report of the test results shall be furnished. 10. Repair by Welding 10.1 Repair welding, by the manufacturer, is permissible for parts made to dimensional standards such as those of ANSI or equivalent standards. 13. Keywords 13.1 pipe fittings, steel; piping applications; pressure containing parts; steel forgings, carbon; steel valves 207 SA-181/SA-181M ASME BPVC.II.A-2023 TABLE 1 CHEMICAL REQUIREMENTS Element Composition, % Classes 60 and 70 Carbon, max. Manganese, max. Phosphorus, max. Silicon Sulfur, max. 0.35 1.10 A 0.05 0.10–0.35 0.05 A Manganese may be increased to 1.35% max. provided the carbon is reduced 0.01% for each 0.06% increase in manganese over the limit shown in the table. TABLE 2 TENSILE REQUIREMENTS Tensile strength, min., ksi [MPa] Yield strength, A min., ksi [MPa] Elongation in 2 in. [50 mm], min., % Reduction of area, min., % Class 60 Class 70 60 [415] 30 [205] 22 35 70 [485] 36 [250] 18 24 A Determined by either the 0.2% offset method or the 0.5% extension-under-load method. 208 ASME BPVC.II.A-2023 SA-181/SA-181M SUPPLEMENTARY REQUIREMENTS S1. Carbon Equivalent S1.1 The maximum carbon equivalent based on heat analysis shall be as follows: S1.2 Determine the carbon equivalent (CE) as follows: CE p C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15 S1.3 A lower maximum carbon equivalent may be agreed upon between the supplier and the purchaser. Maximum Carbon Equivalent Value Class Maximum Section Thickness Less Than or Equal to 2 in. Maximum Section Thickness Greater Than 2 in. 60 70 0.45 0.47 0.46 0.48 S1.4 When this Supplementary Requirement is invoked, all elements in the carbon equivalent formula shall be analyzed and the amounts reported. 209 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-182/SA-182M SPECIFICATION FOR FORGED OR ROLLED ALLOY AND STAINLESS STEEL PIPE FLANGES, FORGED FITTINGS, AND VALVES AND PARTS FOR HIGH-TEMPERATURE SERVICE SA-182/SA-182M (Identical with ASTM Specification A182/A182M-21 except for the inclusion of Grade F316Ti in para. 7.3.1, the removal of reduced strength levels for thicker sections of Grade F53 in Table 3, the removal of Grade F53 Classes in Table 3, the removal of Note (G) in Table 3, the increase of minimum yield strength for Grade F60 in Table 3 and clarification of requirements for parts machined from bar or hollow bar in 6.4, and para. 7.2.1 revised to include F12, Classes 1 and 2.) 211 ð23Þ SA-182/SA-182M ASME BPVC.II.A-2023 Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service applicable “M” specification designation (SI units), the material shall be furnished to inch-pound units. 1. Scope 1.1 This specification covers forged low alloy and stainless steel piping components for use in pressure systems. Included are flanges, fittings, valves, and similar parts to specified dimensions or to dimensional standards, such as the ASME specifications that are referenced in Section 2. 1.7 The values stated in either SI units or inch-pound units are to be regarded separately as the standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.8 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 1.2 For bars and products machined directly from bar or hollow bar (other than those directly addressed by this specification; see 6.4), refer to Specifications A479/A479M, A739, or A511/A511M for the similar grades available in those specifications. 1.3 Products made to this specification are limited to a maximum weight of 10 000 lb [4540 kg]. For larger products and products for other applications, refer to Specifications A336/A336M and A965/A965M for the similar ferritic and austenitic grades, respectively, available in those specifications. 2. Referenced Documents 2.1 In addition to the referenced documents listed in Specification A961/A961M, the following list of standards apply to this specification. 1.4 Several grades of low alloy steels and ferritic, martensitic, austenitic, and ferritic-austenitic stainless steels are included in this specification. Selection will depend upon design and service requirements. Several of the ferritic/ austenitic (duplex) grades are also found in Specification A1049/A1049M. 2.2 ASTM Standards: A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels A275/A275M Practice for Magnetic Particle Examination of Steel Forgings A336/A336M Specification for Alloy Steel Forgings for Pressure and High-Temperature Parts A388/A388M Practice for Ultrasonic Examination of Steel Forgings A479/A479M Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels A484/A484M Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings 1.5 Supplementary requirements are provided for use when additional testing or inspection is desired. These shall apply only when specified individually by the purchaser in the order. 1.6 This specification is expressed in both inch-pound units and in SI units. However, unless the order specifies the 212 ASME BPVC.II.A-2023 A511/A511M Specification for Seamless Stainless Steel Mechanical Tubing and Hollow Bar A739 Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both A763 Practices for Detecting Susceptibility to Intergranular Attack in Ferritic Stainless Steels A788/A788M Specification for Steel Forgings, General Requirements A923 Test Methods for Detecting Detrimental Intermetallic Phase in Duplex Austenitic/Ferritic Stainless Steels A961/A961M Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications A965/A965M Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts A1049/A1049M Specification for Stainless Steel Forgings, Ferritic/Austenitic (Duplex), for Pressure Vessels and Related Components A1084 Test Method for Detecting Detrimental Phases in Lean Duplex Austenitic/Ferritic Stainless Steels E92 Test Methods for Vickers Hardness and Knoop Hardness of Metallic Materials E112 Test Methods for Determining Average Grain Size E165/E165M Practice for Liquid Penetrant Testing for General Industry E340 Practice for Macroetching Metals and Alloys 2.3 ASME Standards: B16.11 Forged Steel Fittings, Socket Welding, and Threaded 2.4 ASME Boiler and Pressure Vessel Code: Section IX 2.5 AWS Specifications A5.4/A5.4M Specification for Stainless Steel Electrodes for Shielded Metal Arc Welding A5.5/A5.5M Specification for Low-Alloy Steel Electrodes for Shielded Metal Arc Welding A5.9/A5.9M Specification for Bare Stainless Steel Welding Electrodes and Rods A5.11/A5.11M Specification for Nickel and Nickel-Alloy Welding Electrodes for Shielded Metal Arc Welding A5.14/A5.14M Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods A5.23/A5.23M Specification for Low-Alloy Steel Electrodes and Fluxes for Submerged Arc Welding A5.28/A5.28M Specification for Low-Alloy Steel Electrodes for Gas Shielded Arc Welding A5.29/A5.29M Low-Alloy Steel Electrodes for Flux Cored Arc Welding 3. Terminology 3.1 Definitions—For definitions of terms used in this specification, refer to Specification A961/A961M. 3.2 Definitions of Terms Specific to This Standard: 3.2.1 hardened condition, n—for F 23, the metallurgical condition achieved after normalizing and cooling to room temperature but prior to tempering. SA-182/SA-182M 4. Ordering Information 4.1 It is the purchaser’s responsibility to specify in the purchase order information necessary to purchase the needed material. In addition to the ordering information guidelines in Specification A961/A961M, orders should include the following information: 4.1.1 Additional requirements (see 7.2.1, Table 2 footnotes, 9.3, and 19.2), and 4.1.2 Requirement, if any, that manufacturer shall submit drawings for approval showing the shape of the rough forging before machining and the exact location of test specimen material (see 9.3.1). 5. General Requirements 5.1 Product furnished to this specification shall conform to the requirements of Specification A961/A961M, including any supplementary requirements that are indicated in the purchase order. Failure to comply with the general requirements of Specification A961/A961M constitutes nonconformance with this specification. In case of conflict between the requirements of this specification and Specification A961/A961M, this specification shall prevail. 6. Manufacture 6.1 The low-alloy ferritic steels shall be made by the open-hearth, electric-furnace, or basic-oxygen process with the option of separate degassing and refining processes in each case. 6.2 The stainless steels shall be melted by one of the following processes: (a) electric-furnace (with the option of separate degassing and refining processes); (b) vacuumfurnace; or (c) one of the former followed by vacuum or electroslag-consumable remelting. Grade F XM-27Cb may be produced by electron-beam melting. 6.3 A sufficient discard shall be made to secure freedom from injurious piping and undue segregation. 6.4 Except as permitted in 6.4.2 and 6.4.3, the material shall be forged as close as practicable to the specified shape and size. 6.4.1 Parts whose longitudinal axis is not parallel to the longitudinal axis of the bar (such as elbows, return bends, tees, and header tees), and flanges of any type shall be machined directly from the bar. 6.4.2 Parts may be machined from hollow bar or forged or rolled solution-annealed austenitic stainless seel bar without additional hot working, provided the longitudinal axis of the part is parallel to the longitudinal axis of the bar. 6.4.3 Low alloy, martensitic stainless, ferritic stainless, and ferritic-austenitic stainless steel parts, NPS 4 [DN 100] and under, may be machined from hollow bar or forged or rolled bar, without additional hot working, provided the longitudinal axis of the part is parallel to the longitudinal axis of the bar. 6.5 Except as provided for in 6.4, the finished product shall be a forging as defined in the Terminology section of Specification A788/A788M. 213 SA-182/SA-182M ASME BPVC.II.A-2023 7. Heat Treatment 7.1 After hot working, forgings shall be cooled to a temperature below 1000 °F [538 °C] prior to heat treating in accordance with the requirements of Table 1. 7.2 Low Alloy Steels and Ferritic and Martensitic Stainless Steels—The low alloy steels and ferritic and martensitic stainless steels shall be heat treated in accordance with the requirements of 7.1 and Table 1. When more than one heat treatment option is listed for a Grade in Table 1, any one of the heat treatments listed shall be performed. The selection of the heat treatment shall be at the manufacturer’s option, unless otherwise stated in the purchase order. 7.2.1 Liquid Quenching—Except as permitted in 7.2.2, for F 1, F 2, and F 12, Classes 1 and 2, and when agreed to by the purchaser, liquid quenching followed by tempering shall be permitted provided the temperatures in Table 1 for each grade are used. 7.2.1.1 Marking—Parts that are liquid quenched and tempered shall be marked “QT.” 7.2.2 Alternatively, Grade F 1, F 2, and F 12, Classes 1 and 2 may be given a heat treatment of 1200 °F [650 °C] minimum after final hot or cold forming. 7.3 Austenitic and Ferritic-Austenitic Stainless Steels— Except as permitted by 7.5, the austenitic and ferritic-austenitic stainless steels shall be heat treated and liquid-quenched in accordance with the requirements of 7.1 and Table 1. 7.3.1 Alternatively, immediately following hot working, while the temperature of the forging is not less than the minimum solution annealing temperature specified in Table 1, forgings made from austenitic grades (except grades F 304H, F 309H, F 310, F 310H, F 316H, F 316Ti, F 321, F 321H, F 347, F 347H, F 348, F 348H, F 45, and F 56) may be individually rapidly quenched in accordance with the requirements of Table 1. Ferritic-austenitic grades may be solution annealed without cooling below 1000 °F by being re-heated to the soulutionannealing temperature required in Table 1, held for a time sufficient to dissolve phases and precipitates which may cause a reduction in corrosion or mechanical properties, and quenched in accordance with Table 1. 7.3.2 See Supplementary Requirement S8 if a particular heat treatment method is to be employed. 7.4 Time of Heat Treatment—Heat treatment of forgings may be performed before machining. 7.5 Forged or Rolled Bar—Forged or rolled austenitic stainless bar from which cylindrically shaped parts are to be machined, as permitted by 6.4, and the parts machined from such bar, without heat treatment after machining, shall be furnished to the annealing and quenching or rapid-cooling requirements of Specification A484/A484M or this specification, with subsequent light cold drawing and straightening permitted (see Supplementary Requirement S3 if annealing must be the final operation). 7.6 Hollow Bar—Austenitic stainless hollow bar from which cylindrically shaped parts are to be machined, as permitted by 6.4, and the parts machined from such hollow bar, without heat treatment after machining, shall be furnished to the annealing and quenching or rapid{cooling requirements of Specification A511/A511M, or this specification, with subsequent light cold drawing and straightening permitted (see Supplementary Requirement S3 if annealing must be the final operation). 8. Chemical Composition 8.1 A chemical heat analysis in accordance with Specification A961/A961M shall be made and conform to the chemical composition prescribed in Table 2. 8.2 Grades to which lead, selenium, or other elements are added for the purpose of rendering the material free-machining shall not be used. 8.3 Starting material produced to a specification that specifically requires the addition of any element beyond those listed in Table 2 for the applicable grade of material is not permitted. 8.4 Steel grades covered in this specification shall not contain an unspecified element, other than nitrogen in stainless steels, for the ordered grade to the extent that the steel conforms to the requirements of another grade for which that element is a specified element having a required minimum content. For this requirement, a grade is defined as an alloy described individually and identified by its own UNS designation or Grade designation and identification symbol in Table 2. 8.5 Product Analysis—The purchaser may make a product analysis on products supplied to this specification in accordance with Specification A961/A961M. 9. Mechanical Properties 9.1 The material shall conform to the requirements as to mechanical properties for the grade ordered as listed in Table 3. 9.2 Mechanical test specimens shall be obtained from production forgings, or from separately forged test blanks prepared from the stock used to make the finished product. In either case, mechanical test specimens shall not be removed until after all heat treatment is complete. If repair welding is required, test specimens shall not be removed until after post-weld heat treatment is complete, except for ferritic grades when the post-weld heat treatment is conducted at least 50 °F [30 °C] below the actual tempering temperature. When test blanks are used, they shall receive approximately the same working as the finished product. The test blanks shall be heat treated with the finished product and shall approximate the maximum cross section of the forgings they represent. 9.3 For normalized and tempered, or quenched and tempered forgings, the central axis of the test specimen shall be taken at least 1⁄4 T from the nearest surface as-heat-treated, where T is the maximum heat-treated thickness of the represented forging. In addition, for quenched and tempered forgings, the mid-length of the test specimen shall be at least T from all other surfaces as-heat-treated, exclusive of the T 214 ASME BPVC.II.A-2023 SA-182/SA-182M TABLE 1 Heat Treating Requirements Grade F1 F2 F 5, F 5a F9 F 10 F 91 Types 1 and 2 F 92 F 93 F 115 F 122 F 911 F 11, Class 1, 2, 3 F 12, Class 1, 2 F 21, F 3V, and F 3VCb Heat Treat Type anneal normalize and temper anneal normalize and temper anneal normalize and temper anneal normalize and temper solution treat and quench normalize and temper or quench and temper normalize and temper normalize and temper normalize and temper normalize normalize anneal normalize anneal normalize anneal and temper and temper and temper and temper F 23 normalize and temper anneal normalize and temper normalize and temper or quench and temper normalize and temper F 24 normalize and temper F 22, Class 1, 3 F 22V FR F 36, Class 1 F 36, Class 2 F 6a Class 1 anneal normalize normalize and temper normalize and temper normalize and temper or quench and temper F 6NM anneal normalize temper anneal normalize temper anneal normalize anneal normalize anneal normalize normalize F XM-27 Cb F 429 F 430 anneal anneal anneal F F F F F F F F F F F F F F solution solution solution solution solution solution solution solution solution solution solution solution solution solution F 6a Class 2 F 6a Class 3 F 6a Class 4 F 6b 304 304H 304L 304N 304LN 309H 310 310H 310MoLN 316 316H 316L 316N 316LN and temper and temper and temper and temper and temper and temper treat treat treat treat treat treat treat treat treat treat treat treat treat treat and and and and and and and and and and and and and and quench quench quench quench quench quench quench quench quench quench quench quench quench quench Austenitizing/Solutioning Temperature, Minimum or Range, °F [°C]A Cooling Media Low Alloy Steels 1650 [900] furnace cool 1650 [900] air cool 1650 [900] furnace cool 1650 [900] air cool 1750 [955] furnace cool 1750 [955] air cool 1750 [955] furnace cool 1750 [955] air cool 1900 [1040] liquid 1900–1975 [1040–1080] air cool, accelerated air cool, or liquid 1900–1975 [1040–1080] air cool 1960–2140 [1070–1170] air cool 1920–2010 [1050–1100] air cool, accelerated air cool, or liquid 1900–1975 [1040–1080] air cool 1900–1975 [1040–1080] air cool or liquid 1650 [900] furnace cool 1650 [900] air cool 1650 [900] furnace cool 1650 [900] air cool 1750 [955] furnace cool 1750 1650 1650 1650 [955] [900] [900] [900] air cool furnace cool air cool air cool or liquid 1900–1975 [1040–1080] air cool accelerated cool 1800–1975 [980–1080] air cool or liquid 1750 [955] furnace cool 1750 [955] air cool 1750 [955] air cool 1650 [900] air cool 1650 [900] air cool, 1650 [900] accelerated air cool, or liquid Martensitic Stainless Steels not specified furnace cool not specified air cool B not required not specified furnace cool not specified air cool B not required not specified furnace cool not specified air cool not specified furnace cool not specified air cool 1750 [955] furnace cool 1750 [955] air cool 1850 [1010] air cool Ferritic Stainless Steels 1850 [1010] furnace cool 1850 [1010] furnace cool not specified furnace cool Austenitic Stainless Steels 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900–2010 [1050–1100] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 1900 [1040] liquidE 215 Quenching Cool Below °F [°C] Tempering Temperature, Minimum or Range, °F [°C] B B B 1150 [620] B B B 1150 [620] B B B 1250 [675] B B B 1250 [675] 500 [260] B B 1350–1470 [730–800] B 1350–1470 [730–800] 1380–1455 [750–790] 1380–1455 [750–790] 385 [200] B B 1350–1470 [730–800] 1365–1435 [740–780] B B B B 1150 [620] B B B 1150 [620] B B B 1250 [675] B B B B 1250 [675] 1250 [675] B 1350–1470 [730–800] B 1350–1470 [730–800] B B B B B B 1250 [675] 1100 [595] 1100 [595] 1100 [595] B B 400 [205] B B 1325 [725] 1325 [725] B B 400 [205] B 1250 [675] 1250 [675] B B 400 [205] 1100 [595] B B 400 [205] 1000 [540] B B 400 [205] 200 [95] 1150 [620] 1040–1120 [560–600] B B B B B B 500 500 500 500 500 500 500 500 500 500 500 500 500 500 [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] B B B B B B B B B B B B B B SA-182/SA-182M ASME BPVC.II.A-2023 TABLE 1 Grade Heat Treat Type F 316Ti F 317 F 317L F317LNCb F 72 F 73 F 347 F 347H F 347LN F 347LNCuB solution solution solution solution solution solution solution solution solution solution treat treat treat treat treat treat treat treat treat treat and and and and and and and and and and quench quench quench quench quench quench quench quench quench quench F 348 F 348H F 321 F 321H F XM-11 F XM-19 F 20 F 44 F 45 F 46 F 47 F 48 F 49 F 56 F 58 F 62 F 63 F 64 F 904L F 70 F700 FNIC FNIC10 FNIC11 F1925 F1925N solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution solution treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat treat and and and and and and and and and and and and and and and and and and and and and and and and and and quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench quench F F F F F F F F F F F F F F F F solution treat and quench solution treat and quench 1900 [1040] 1900 [1040] 1900 [1040] 1900 [1040] 1975–2155 [1080–1180] 1975–2155 [1080–1180] 1900 [1040] 2000 [1095] 1900 [1040] 1940–2140 [1060–1170] 1900 [1040] 2000 [1095] 1900 [1040] 2000 [1095] 1900 [1040] 1900 [1040] 1700-1850 [925-1010] 2100 [1150] 1900 [1040] 2010-2140 [1100-1140] 1900 [1040] 1900 [1040] 2050 [1120] 2050-2160 [1120-1180] 2085 [1140] 2025 [1105] 1900 [1040] 2010-2140 [1100-1170] 1920-2100 [1050-1150] 1900 [1040] 2025-2100 [1107 -1149] 1800-1900 [983-1038] 2100-2150 [1149-1177] 2100-2150 [1149-1177] 1800-1900 [983-1038] 2150 [1177] Ferritic-Austenitic 1925 [1050] 1870 [1020] solution solution solution solution solution solution solution solution solution solution solution solution solution 1880 [1025] 1920-2060 [1050-1125] 2010-2085 [1100-1140] 1940 [1060] 1975-2050 [1080-1120] 1870 [1020] 1920-2060 [1050-1125] 1830-2100 [1000-1150] 1870–1975 [1020–1080] 1870–2050 [1020–1120] 1700–1920 [925–1050] 1870 [1020] 1925–2100 [1050–1150] 50 51 52C 53 54 55 57 59 60 61 65 66 67 68 69 71 treat treat treat treat treat treat treat treat treat treat treat treat treat and and and and and and and and and and and and and quench quench quench quench quench quench quench quench quench quench quench quench quench Continued Austenitizing/Solutioning Temperature, Minimum or Range, °F [°C]A Cooling Media Quenching Cool Below °F [°C] Tempering Temperature, Minimum or Range, °F [°C] liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE 500 500 500 500 500 500 500 500 500 500 [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] B liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidE liquidD liquid/rapid cool liquid/rapid cool liquid/rapid cool liquid/rapid cool liquid/rapid cool liquid/rapid cool Stainless Steels liquid liquid liquid liquid liquid liquid liquid liquid liquid liquid liquidD liquid liquid liquid liquid liquid 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] [260] B 500 500 500 500 500 500 175 500 500 500 500 500 500 500 500 500 [260] [260] [260] [260] [260] [260] [80] [260] [260] [260] [260] [260] [260] [260] [260] [260] B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B A Minimum unless temperature range is listed. B Not applicable. C Grade F 52 shall be solution treated at 1825 to 1875 °F [995 to 1025 °C] 30 min/in. of thickness and water quenched. D The cooling media for Grades F 65 and F 70 shall be quenching in water or rapidly cooling by other means. E Forged or rolled bar meeting the requirements of 7.5 shall be liquid quenched or rapid-cooled by other means in accordance with Specification A484/A484M. dimension surfaces. When the section thickness does not permit this positioning, the test specimen shall be positioned as near as possible to the prescribed location, as agreed to by the purchaser and the supplier. 9.3.1 With prior purchase approval, the test specimen for ferritic steel forgings may be taken at a depth (t) corresponding to the distance from the area of significant stress to the nearest heat-treated surface and at least twice this distance (2 t) from any second surface. However, the test depth shall not be nearer to one treated surface than 3⁄4 in. [19 mm] and to the second treated surface than 11⁄2 in. [38 mm]. This method of test specimen location would normally apply to contour-forged parts, or parts with thick cross-sectional areas where 1⁄4 T × T testing (see 9.3) is not practical. Sketches showing the exact test locations shall be approved by the purchaser when this method is used. 9.3.2 Metal Buffers—The required distances from heattreated surfaces may be obtained with metal buffers instead of 216 ASME BPVC.II.A-2023 SA-182/SA-182M TABLE 2 Chemical RequirementsA Grade/Identification Symbol UNS Designation Carbon Composition, % F1 K12822 0.28 0.60–0.90 0.045 F2 C K12122 0.05–0.21 F F F F F D 5 5aD 9 10 91 Type 1 K41545 K42544 K90941 S33100 K90901 0.15 0.25 0.15 0.10–0.20 0.08–0.12 F 91 Type 2 Nickel Chromium Molybdenum NiobiumB Titanium Other Elements Low Alloy Steels 0.045 0.15–0.35 ... ... 0.44–0.65 ... ... ... 0.30–0.80 0.040 0.040 0.10–0.60 ... 0.50–0.81 0.44–0.65 ... ... ... 0.30–0.60 0.60 0.30–0.60 0.50–0.80 0.30–0.60 0.030 0.040 0.030 0.040 0.020 0.030 0.030 0.030 0.030 0.010 0.50 0.50 0.50 0.50 0.50–1.00 ... 1.00–1.40 19.0–22.0 0.20–0.50 0.40 4.0–6.0 4.0–6.0 8.0–10.0 7.0–9.0 8.0–9.5 0.44–0.65 0.44–0.65 0.90–1.10 ... 0.85–1.05 ... ... ... ... 0.06–0.10 ... ... ... ... ... K90901 0.08–0.12 0.30–0.50E 0.020E 0.005E 0.20–0.40E 0.20E 8.0–9.5E 0.85–1.05 0.06–0.10 0.01E F 92 K92460 0.07–0.13 0.30–0.60 0.020 0.010 0.50 0.40 8.50–9.50 0.30–0.60 0.04–0.09 F 93 K91350 0.05–0.10 0.20–0.70 0.020 0.008 0.05–0.50 0.20 8.50–9.50 ... F 115 K91060 0.08–0.13 0.20–0.50 0.020 0.005 0.15–0.45 0.25 10.0–11.0 0.40–0.60 F 122 K91271 0.07–0.14 0.020 0.010 0.50 0.50 10.00–11.50 0.25–0.60 F 911 K91061 0.09–0.13 0.30–0.60 0.020 0.010 0.10–0.50 0.40 8.5–9.5 0.90–1.10 F 11 Class 1 F 11 Class 2 K11597 0.05–0.15 0.30–0.60 0.030 0.030 0.50–1.00 ... 1.00–1.50 0.44–0.65 ... ... ... ... ... ... N 0.03–0.07 Al 0.02E V 0.18–0.25 Ti 0.01E Zr 0.01E N 0.035–0.070E Al 0.020E N/Al ratio, min 4.0 V 0.18–0.25 Zr 0.01E B 0.001E Cu 0.10E W 0.05E Sn 0.010E As 0.010E Sb 0.003E V 0.15–0.25 N 0.030–0.070 Al 0.02E W 1.50–2.00 B 0.001–0.006 Ti 0.01E Zr 0.01E V 0.15–0.30 B 0.007–0.015 Al 0.030 W 2.5–3.5 Co 2.5–3.5 N 0.005–0.015 Nb 0.05–0.12 Nd 0.010–0.06 O 0.0050 V 0.18–0.25 B 0.001 Cu 0.10 Al 0.02 W 0.05 N 0.030–0.070 Zr 0.01 As 0.010 Sn 0.010 Sb 0.003 N/Al ratio 4.0 min CNBP 10.5 V 0.15–0.30 B 0.005 N 0.040–0.100 Al 0.02E Cu 0.30–1.70 W 1.50–2.50 Ti 0.01E Zr 0.01E W 0.90–1.10 Al 0.02E N 0.04–0.09 V 0.18–0.25 B 0.0003– 0.006 Ti 0.01E Zr 0.01E ... K11572 0.10–0.20 0.30–0.80 0.040 0.040 0.50–1.00 ... 1.00–1.50 0.44–0.65 ... ... ... Manganese 0.70 Phosphorus Sulfur Silicon 217 ... 0.02–0.06 0.04– 0.10 0.060–0.10 ... ... 0.01 ... ... SA-182/SA-182M ASME BPVC.II.A-2023 TABLE 2 Grade/Identification Symbol UNS Designation Carbon F 11 Class 3 F 12 Class 1 F 12 Class 2 F 21 F 3V K11572 Continued Composition, % Phosphorus Sulfur Silicon Nickel Chromium Molybdenum NiobiumB Titanium Other Elements 0.10–0.20 0.30–0.80 0.040 0.040 0.50–1.00 ... 1.00–1.50 0.44–0.65 ... ... ... K11562 0.05–0.15 0.30–0.60 0.045 0.045 0.50 max ... 0.80–1.25 0.44–0.65 ... ... ... K11564 0.10–0.20 0.30–0.80 0.040 0.040 0.10–0.60 ... 0.80–1.25 0.44–0.65 ... ... ... K31545 K31830 0.05–0.15 0.05–0.18 0.30–0.60 0.040 0.30–0.60 0.020 0.040 0.020 0.50 max 0.10 ... ... 2.7–3.3 2.8–3.2 0.80–1.06 0.90–1.10 ... ... ... 0.015– 0.035 F 3VCb K31390 0.10–0.15 0.30–0.60 0.020 0.010 0.10 0.25 2.7–3.3 0.90–1.10 0.015–0.0700.015 F 22 Class 1 F 22 Class 3 F 22V K21590 0.05–0.15 0.30–0.60 0.040 0.040 0.50 ... 2.00–2.50 0.87–1.13 ... ... K21590 0.05–0.15 0.30–0.60 0.040 0.040 0.50 ... 2.00–2.50 0.87–1.13 ... ... ... V 0.20–0.30 B 0.001–0.003 V 0.20–0.30 Cu 0.25 Ca 0.0005– 0.0150 ... ... ... K31835 0.11–0.15 0.30–0.60 0.015 0.010 0.10 0.25 2.00–2.50 0.90–1.10 0.07 0.030 F 23 K40712 0.04–0.10 0.10–0.60 0.030 0.010 0.50 0.40 1.90–2.60 0.05–0.30 0.02– 0.08 0.005– 0.060G F 24 K30736 0.05–0.10 0.30–0.70 0.020 0.010 0.15–0.45 ... 2.20–2.60 0.90–1.10 ... FR F 36 K22035 K21001 0.20 0.10–0.17 0.40–1.06 0.045 0.80–1.20 0.030 0.050 0.025 ... 1.60–2.24 0.25–0.50 1.00–1.30 ... 0.30 ... 0.25–0.50 F 6a F 6b F 6NM S41000 S41026 S41500 0.15 0.15 0.05 1.00 0.040 1.00 0.020 0.50–1.00 0.030 F XM27Cb F 429 F 430 S44627 0.010H S42900 S43000 F F F F F F F F F F F F F F F F F F F Manganese 0.06-0.10 ... ... 0.015–0.045 11.5–13.5 11.5–13.5 11.5–14.0 ... 0.40–0.60 0.50–1.00 0.40 Martensitic Stainless Steels 0.030 1.00 0.50 0.020 1.00 1.00–2.00 0.030 0.60 3.5–5.5 Ferritic Stainless Steels 0.020 0.020 0.40 0.50H 25.0–27.5 0.75–1.50 0.12 0.12 1.00 1.00 0.040 0.040 14.0–16.0 16.0–18.0 ... ... S30400 S30409 S30403 S30451 S30453 S30909 S31000 S31009 S31050 S31600 S31609 S31603 S31651 S31653 S31635 S31700 S31703 S31740 S31727 0.08 0.04–0.10 0.030 0.08 0.030 0.04–0.10 0.25 0.04–0.10 0.030 0.08 0.04–0.10 0.030 0.08 0.030 0.08 0.08 0.030 0.005–0.020 0.030 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 1.00 0.045 0.045 0.045 0.045 0.045 0.045 0.045 0.045 0.030 0.045 0.045 0.045 0.045 0.045 0.045 0.045 0.045 0.045 0.030 F 70 S31730 0.030 2.00 0.040 0.010 1.00 15–16.5 17.0–19.0 3.0–4.0 ... ... F 73 F 321 F 321H S32053 S32100 S32109 0.030 0.08 0.04–0.10 1.00 2.00 2.00 0.030 0.045 0.045 0.010 0.030 0.030 1.00 1.00 1.00 24.0–28.0 9.0–12.0 9.0–12.0 22.0–24.0 17.0–19.0 17.0–19.0 5.0–6.0 ... ... ... ... ... ... 304 304H 304L 304N 304LN 309H 310 310H 310MoLN 316 316H 316L 316N 316LN 316Ti 317 317L 317LNCb 72 0.030 0.75 0.50 0.030 0.75 0.50 Austenitic Stainless Steels 0.030 1.00 8.0–11.0 0.030 1.00 8.0–11.0 0.030 1.00 8.0–13.0 0.030 1.00 8.0–10.5 0.030 1.00 8.0–10.5 0.030 1.00 12.0–15.0 0.030 1.00 19.0–22.0 0.030 1.00 19.0–22.0 0.015 0.40 21.0–23.0 0.030 1.00 10.0–14.0 0.030 1.00 10.0–14.0 0.030 1.00 10.0–15.0 0.030 1.00 11.0–14.0 0.030 1.00 11.0–14.0 0.030 1.00 10.0–14.0 0.030 1.00 11.0–15.0 0.030 1.00 11.0–15.0 0.030 1.00 11.0–15.0 0.030 1.00 14.5–16.5 218 18.0–20.0 18.0–20.0 18.0–20.0 18.0–20.0 18.0–20.0 22.0–24.0 24.0–26.0 24.0–26.0 24.0–26.0 16.0–18.0 16.0–18.0 16.0–18.0 16.0–18.0 16.0–18.0 16.0–18.0 18.0–20.0 18.0–20.0 17.0–19.0 17.5–19.0 ... ... ... 0.05–0.20 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 2.00–3.00 ... 2.00–3.00 ... 2.00–3.00 ... 2.00–3.00 ... 2.00–3.00 ... 2.00–3.00 ... 2.00–3.00 ... 3.0–4.0 ... 3.0–4.0 ... 3.0–4.5 0.20–0.50N 3.8–4.5 ... Cu 0.20 V 0.25–0.35 B 0.002 Ca 0.015F V 0.20–0.30 B 0.0010– 0.006 N 0.015G Al 0.030 W 1.45–1.75 V 0.20–0.30 N 0.12 Al 0.020 B 0.0015– 0.0070 Cu 0.75–1.25 N 0.020 Al 0.050 Cu 0.50–0.80 V 0.02 ... ... ... ... Cu 0.50 ... ... N 0.015H Cu 0.20H ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... I ... ... ... ... J K N 0.10 ... N 0.10 N 0.10–0.16 N 0.10–0.16 ... ... ... N 0.10–0.16 N 0.10 ... N 0.10 N 0.10–0.16 N 0.10–0.16 N 0.10 max ... ... ... Cu 2.8–4.0 N 0.15–0.21 Cu 4.0–5.0 N 0.045 N 0.17–0.22 ... ... ASME BPVC.II.A-2023 TABLE 2 SA-182/SA-182M Continued Grade/Identification Symbol UNS Designation Composition, % Carbon Manganese Phosphorus Sulfur Silicon Nickel Chromium Molybdenum F 347 F 347H F347LN F347LNCuB S34700 S34709 S34751 S34752 0.08 0.04–0.10 0.005–0.020 0.005-0.020 2.00 2.00 2.00 2.00 0.045 0.045 0.045 0.035 0.030 0.030 0.030 0.010 1.00 1.00 1.00 0.60 9.0–13.0 9.0–13.0 9.0–13.0 10.0-13.0 17.0–20.0 17.0–20.0 17.0–19.0 17.0-19.0 L ... M ... ... 0.20–0.50N 0.20-1.20 0.20–0.50N F 348 S34800 0.08 2.00 0.045 0.030 1.00 9.0–13.0 17.0–20.0 ... L ... F 348H S34809 0.04–0.10 2.00 0.045 0.030 1.00 9.0–13.0 17.0–20.0 ... M ... F XM-11 F XM-19 S21904 S20910 0.040 0.06 8.0–10.0 4.0–6.0 0.060 0.040 0.030 0.030 1.00 1.00 5.5–7.5 11.5–13.5 19.0–21.5 20.5–23.5 ... 1.50–3.00 ... ... F 20 N08020 .07 2.00 0.045 0.035 1.00 32.0–38.0 19.0–21.0 2.00–3.00 F 44 S31254 0.020 1.00 0.030 0.010 0.80 17.5–18.5 19.5–20.5 6.0–6.5 ... 0.10– 0.30 8xCmin –1.00 ... F 45 S30815 0.05–0.10 0.80 0.040 0.030 1.40–2.00 10.0–12.0 20.0–22.0 ... ... ... F F F F 46 47 48 49 S30600 S31725 S31726 S34565 0.018 0.030 0.030 0.030 2.00 2.00 2.00 5.0–7.0 0.020 0.045 0.045 0.030 0.020 0.030 0.030 0.010 3.7–4.3 0.75 0.75 1.00 14.0–15.5 13.0–17.5 13.5–17.5 16.0–18.0 17.0–18.5 18.0–20.0 17.0–20.0 23.0–25.0 0.20 4.0–5.0 4.0–5.0 4.0–5.0 ... ... ... 0.10 ... ... ... ... F 56 S33228 0.04–0.08 1.00 0.020 0.015 0.30 31.0–33.0 26.0–28.0 ... 0.6–1.0 ... F 58 S31266 0.030 2.0–4.0 0.035 0.020 1.00 21.0–24.0 23.0–25.0 5.2–6.2 ... ... F 62 N08367 0.030 2.00 0.040 0.030 1.00 23.5–25.5 20.0–22.0 6.0–7.0 ... ... F 63 F 64 F 904L S32615 S30601 N08904 0.07 0.015 0.020 2.00 0.045 0.50–0.80 0.030 2.0 0.040 0.030 0.013 0.030 4.8–6.0 5.0–5.6 1.00 19.0-22.0 17.0–18.0 23.0–28.0 16.5–19.5 17.0–18.0 19.0–23.0 0.30–1.50 0.20 4.0–5.0 ... ... ... ... ... ... F700 N08700 0.04 2.00 0.040 0.030 1.00 24.0-26.0 19.0-23.0 4.3-5.0 { FNIC N08800 0.10 1.50 0.045 0.015 1.00 30.0-35.0 19.0-23.0 { 8XC Min 0.40 Max { FNIC10 N08810 0.05-0.10 1.50 0.045 0.015 1.00 30.0-35.0 19.0-23.0 { { FNIC11 N08811 0.06-0.10 1.50 0.040 0.015 1.00 30.0-35.0 19.0-23.0 { { F1925 N08925 0.020 1.00 0.045 0.030 0.50 24.0-26.0 19.0-21.0 6.0-7.0 { F1925N N08926 0.020 2.00 0.030 0.010 0.50 24.0-26.0 19.0-21.0 6.0-7.0 { F 50 F 51 F 69 S31200 S31803 S32101 0.030 0.030 0.040 Stainless Steels 1.00 5.5–6.5 1.00 4.5–6.5 1.00 1.35–1.70 24.0–26.0 21.0–23.0 21.0–22.0 1.20–2.00 2.5–3.5 0.10–0.80 ... ... ... ... ... ... F 52 F 53 S32950 S32750 0.030 0.030 2.00 1.20 0.035 0.035 0.010 0.020 0.60 0.80 3.5–5.2 6.0–8.0 26.0–29.0 24.0–26.0 1.00–2.50 3.0–5.0 ... ... ... ... F 54 S39274 0.030 1.00 0.030 0.020 0.80 6.0–8.0 24.0–26.0 2.5–3.5 ... ... F 55 S32760 0.030 1.00 0.030 0.010 1.00 6.0–8.0 24.0–26.0 3.0–4.0 ... ... F 57 S39277 0.025 0.80 0.025 0.002 0.80 6.5–8.0 24.0–26.0 3.0–4.0 ... ... F 59 S32520 0.030 1.50 0.035 0.020 0.80 5.5–8.0 24.0–26.0 3.0–5.0 ... ... F 60 S32205 0.030 2.00 0.030 0.020 1.00 4.5–6.5 22.0–23.0 3.0–3.5 ... ... Ferritic-Austenitic 2.00 0.045 0.030 2.00 0.030 0.020 4.00–6.00 0.040 0.030 219 NiobiumB Titanium Other Elements ... ... ... ... ... ... N 0.06–0.10 Cu 2.50-3.50 B 0.001-0.005 N 0.06-0.12 Co 0.20 Ta 0.10 Co 0.20 Ta 0.10 N 0.15–0.40 N 0.20–0.40 V 0.10–0.30 Cu 3.0–4.0 ... ... Cu 0.50–1.00 N 0.18–0.25 N 0.14–0.20 Ce 0.03–0.08 Cu 0.50 N 0.10 N 0.10–0.20 N 0.40–0.60 Ce 0.05–0.10 Al 0.025 N 0.35–0.60 Cu 1.00–2.50 W 1.50–2.50 N 0.18–0.25 Cu 0.75 Cu 1.50–2.50 Cu 0.35, N 0.05 Cu 1.00–2.00 N 0.10 Cu 0.50 0.15-0.60 Al 0.15-0.60 Cu 0.75 Fe 39.5 min 0.15-0.60 Al 0.15-0.60 Cu 0.75 Fe 39.5 min Cu 0.75 0.25Q Al 0.25-0.60Q 0.60 Fe 39.5 min { N2 0.10-0.20R Cu 0.80-1.50 { N2 0.15-0.25R Cu 0.50-1.50 N 0.14–0.20 N 0.08–0.20 N 0.20–0.25 Cu 0.10–0.80 N 0.15–0.35 N 0.24–0.32 Cu 0.50 N 0.24–0.32 Cu 0.20–0.80 W 1.50–2.50 N 0.20–0.30 Cu 0.50–1.00 W 0.50–1.00O Cu 1.20–2.00 W 0.80–1.20 N 0.23–0.33 N 0.20–0.35 Cu 0.50–3.00 N 0.14–0.20 SA-182/SA-182M ASME BPVC.II.A-2023 TABLE 2 Continued Grade/Identification Symbol UNS Designation Composition, % Carbon Manganese Phosphorus Sulfur Silicon Nickel Chromium Molybdenum NiobiumB Titanium F 61 S32550 0.040 1.50 0.040 0.030 1.00 4.5–6.5 24.0–27.0 2.9–3.9 ... ... F 65 S32906 0.030 0.80–1.50 0.030 0.030 0.80 5.8–7.5 28.0–30.0 1.5–2.6 ... ... F 66 F 67 S32202 S32506 0.030 0.030 2.00 1.00 0.040 0.040 0.010 0.015 1.00 0.90 1.00–2.80 5.5–7.2 21.5–24.0 24.0–26.0 0.45 3.0–3.5 ... ... ... ... F 68 S32304 0.030 2.50 0.040 0.030 1.00 3.0–5.5 21.5–24.5 0.05–0.60 ... ... F 71 S32808 0.030 1.10 0.030 0.010 0.50 7.0–8.2 27.0–27.9 0.80–1.2 ... ... Other Elements Cu 1.50–2.50 N 0.10–0.25 Cu 0.80 N 0.30–0.40 N 0.18–0.26 N 0.08–0.20 W 0.05–0.30 N 0.05–0.20 Cu 0.05–0.60 N 0.30–0.40 W 2.10–2.50 A All values are maximum unless otherwise stated. Where ellipses (...) appear in this table, there is no requirement and analysis for the element need not be determined or reported. B Niobium and columbium are interchangeable names for the same element and both names are acceptable for use in A01.22 specifications. C Grade F 2 was formerly assigned to the 1 % chromium, 0.5 % molybdenum grade which is now Grade F 12. D The present grade F 5a (0.25 max carbon) previous to 1955 was assigned the identification symbol F 5. Identification symbol F 5 in 1955 was assigned to the 0.15 max carbon grade to be consistent with ASTM specifications for other products such as pipe, tubing, bolting, welding fittings, and the like. E Applies to both heat and product analyses. F For Grade F 22V, rare earth metals (REM) may be added in place of calcium, subject to agreement between the producer and the purchaser. In that case the total amount of REM shall be determined and reported. G The ratio of Titanium to Nitrogen shall be $ 3.5. Alternatively, in lieu of this ratio limit, Grade F 23 shall have a minimum hardness of 275 HV (26 HRC, 258 HBW) in the hardened condition (see 3.2.1). Hardness testing shall be performed in accordance with 9.6.3, and the hardness testing results shall be reported on the material test report (see 18.2.5). H Grade F XM-27Cb shall have a nickel plus copper content of 0.50 max %. Product analysis tolerance over the maximum specified limit for carbon and nitrogen shall be 0.002 %. I Grade F 316Ti shall have a titanium content not less than five times the carbon plus nitrogen content and not more than 0.70 %. J Grade F 321 shall have a titanium content of not less than five times the carbon plus nitrogen content and not more than 0.70 %. K Grade F 321H shall have a titanium content of not less than four times the carbon plus nitrogen content and not more than 0.70 %. L Grades F 347 and F 348 shall have a niobium (columbium) content of not less than ten times the carbon content and not more than 1.10 %. M Grades F 347H and F 348H shall have a niobium (columbium) content of not less than eight times the carbon content and not more than 1.10 %. N Grade F 347LN, Grade F 347LNCuB, and Grade F 317LNCb shall have a niobium (columbium) content of not less than 15 times the carbon content. O % Cr + 3.3 × % (Mo + 1⁄2 W) + 16 × % N = 41 min. P Chromium Nickel Balance is defined as CNB = (Cr+6Si+4Mo+1.5W+11V+5Nb+9Ti+12Al) – (40C+30N+4Ni+2Mn+1Cu). Q Al + Ti shall be 0.85 % min: 1.20 % max. R The method of analysis for nitrogen shall be a matter of agreement between purchaser and manufacturer. integral extensions. Buffer material may be carbon or low-alloy steel, and shall be joined to the forging with a partial penetration weld that seals the buffered surface. Specimens shall be located at 1⁄2-in. [13-mm] minimum from the buffered surface of the forging. Buffers shall be removed and the welded areas subjected to magnetic particle test to ensure freedom from cracks unless the welded areas are completely removed by subsequent machining. 9.5.2 Austenitic and Ferritic-Austenitic Stainless Steel Grades—One tension test shall be made for each heat. 9.5.2.1 When heat treated in accordance with 7.1, the test blank or forging used to provide the test specimen shall be heat treated with a finished forged product. 9.5.2.2 When the alternative method in 7.3.1 is used, the test blank or forging used to provide the test specimen shall be forged and quenched under the same processing conditions as the forgings they represent. 9.5.3 Testing shall be performed as specified in Specification A961/A961M using the largest feasible of the round specimens. 9.4 For annealed low alloy steels, ferritic stainless steels, and martensitic stainless steels, and also for austenitic and ferritic-austenitic stainless steels, the test specimen may be taken from any convenient location. 9.5 Tension Tests: 9.5.1 Low Alloy Steels and Ferritic and Martensitic Stainless Steels—One tension test shall be made for each heat in each heat treatment charge. 9.5.1.1 When the heat-treating cycles are the same and the furnaces (either batch or continuous type) are controlled within 625 °F [614 °C] and equipped with recording pyrometers so that complete records of heat treatment are available, then only one tension test from each heat of each forging type (see Note 1) and section size is required, instead of one test from each heat in each heat-treatment charge. 9.6 Hardness Tests: 9.6.1 Except when only one forging is produced, a minimum of two pieces per batch or continuous run as defined in 9.6.2 shall be hardness tested as specified in Specification A961/A961M to ensure that the forgings are within the hardness limits given for each grade in Table 3. The purchaser may verify that the requirement has been met by testing at any location on the forging provided such testing does not render the forging useless. 9.6.2 When the reduced number of tension tests permitted by 9.5.1.1 is applied, additional hardness tests shall be made on forgings or samples, as defined in 9.2, scattered throughout the load (see Note 2). At least eight samples shall be checked from NOTE 1—“Type” in this case is used to describe the forging shape such as a flange, ell, tee, and the like. 220 ASME BPVC.II.A-2023 SA-182/SA-182M TABLE 3 Tensile and Hardness RequirementsA Grade Symbol Tensile Strength, min, ksi [MPa] Yield Strength, min, ksi [MPa]B Elongation in 2 in. [50 mm] or 4D, min, % Reduction of Area, min, % Brinell Hardness Number, HBW, unless otherwise indicated 20 20 20 22 20 30 20 20 19 20 20 18 20 20 20 20 20 20 18 20 20 18 20 20 25 15 15 30 30 35 50 40 50 40 45 40 40 40 40 45 30 30 45 30 30 45 35 30 45 40 40 38 ... ... 143–192 143–192 143–217 187–248 179–217 ... 190–248 269 max 250 max 190–248 250 max 187–248 121–174 143–207 156–207 121–174 143–207 156–207 174–237 170 max 156–207 174–237 220 max 248 max 197 max 252 max 252 max 18 18 15 12 16 15 35 35 35 35 45 45 143–207 167–229 235–302 263–321 235–285 295 max 20 20 20 45 45 45 190 max 190 max 190 max 30 30 30 30E 30 30 30 25 30 30 30 30 30E 30 30 30 30 35 35 40 30 30 30 30 30 30 30 30 45 35 30 50 50 50 50F 50 50 50 40 50 50 50 50 50F 50 40 50 50 50 50 50 50 50 50 50 50 50 50 50 60 55 50 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 217 217 ... ... ... ... ... ... ... ... ... ... ... Low Alloy Steels F1 F2 F5 F 5a F9 F 10 F 91 Types 1 and 2 F 92 F 93 F 115 F 122 F 911 F 11 Class 1 F 11 Class 2 F 11 Class 3 F 12 Class 1 F 12 Class 2 F 21 F 3V, and F 3VCb F 22 Class 1 F 22 Class 3 F 22V F 23 F 24 FR F 36, Class 1 F 36, Class 2 70 [485] 70 [485] 70 [485] 90 [620] 85 [585] 80 [550] 90 [620] 90 [620] 90 [620] 90 [620] 90 [620] 90 [620] 60 [415] 70 [485] 75 [515] 60 [415] 70 [485] 75 [515] 85–110 [585–760] 60 [415] 75 [515] 85–110 [585–780] 74 [510] 85 [585] 63 [435] 90 [620] 95.5 [660] F F F F F F 70 [485] 85 [585] 110 [760] 130 [895] 110–135 [760–930] 115 [790] 6a Class 6a Class 6a Class 6a Class 6b 6NM 1 2 3 4 F XM-27Cb F 429 F 430 60 [415] 60 [415] 60 [415] F F F F F F F F F F F F F F F F F F F F F F F F F F F F F F F 75 [515]C 75 [515]C 70 [485]D 80 [550] 75 [515]C 75 [515]C 75 [515]C 78 [540] 75 [515]C 75 [515]C 75 [515]C 70 [485]D 80 [550] 75 [515]C 75 [515] 75 [515]C 70 [485]D 75 [515] 80 [550] 93 [640] 75 [515]C 75 [515]C 75 [515] 75 [515] 75 [515]C 75 [515]C 75 [515]C 75 [515]C 90 [620] 100 [690] 80 [550] 304 304H 304L 304N 304LN 309H 310 310MoLN 310H 316 316H 316L 316N 316LN 316Ti 317 317L 317LNCb 72 73 347 347H 347LN 347LNCuB 348 348H 321 321H XM-11 XM-19 20 40 [275] 40 [275] 40 [275] 65 [450] 55 [380] 30 [205] 60 [415] 64 [440] 64 [440] 65 [450] 58 [400] 64 [440] 30 [205] 40 [275] 45 [310] 32 [220] 40 [275] 45 [310] 60 [415] 30 [205] 45 [310] 60 [415] 58 [400] 60 [415] 46 [315] 64 [440] 66.5 [460] Martensitic Stainless Steels 40 [275] 55 [380] 85 [585] 110 [760] 90 [620] 90 [620] Ferritic Stainless Steels 35 [240] 35 [240] 35 [240] Austenitic Stainless Steels 30 [205] 30 [205] 25 [170] 35 [240] 30 [205] 30 [205] 30 [205] 37 [255] 30 [205] 30 [205] 30 [205] 25 [170] 35 [240] 30 [205] 30 [205] 30 [205] 25 [170] 30 [205] 36 [245] 43 [295] 30 [205] 30 [205] 30 [205] 30 [205] 30 [205] 30 [205] 30 [205] 30 [205] 50 [345] 55 [380] 35 [240] 221 SA-182/SA-182M ASME BPVC.II.A-2023 TABLE 3 Grade Symbol Tensile Strength, min, ksi [MPa] F 44 F 45 F 46 F 47 F 48 F 49 F 56 F 58 F 62 F 63 F 64 F70 F 904L F700 FNIC FNIC10 FNIC11 F1925 F1925N 94 [650] 87 [600] 78 [540] 75 [525] 80 [550] 115 [795] 73 [500] 109 [750] 95 [655] 80 [550] 90 [620] 70 [480] 71 [490] 80 [550] 65 [450] 65 [450] 65 [450] 87 [600] 94 [650] F 50 F 51 F 52 100–130 [690–900] 90 [620] 100 [690] F 53 F 54 F 55 F F F F F F F F F F 57 59 60 61 65 66 67 68 69 71 Continued Yield Strength, min, ksi [MPa]B Elongation in 2 in. [50 mm] or 4D, min, % 44 [300] 35 45 [310] 40 35 [240] 40 30 [205] 40 35 [240] 40 60 [415] 35 27 [185] 30 61 [420] 35 45 [310] 30 32 [220] 25 40 [275] 35 25 [175] 35 31 [215] 35 35 [240] 30 25 [170] 30 25 [170] 30 25 [170] 30 43 [295] 30 43 [295] 35 Ferritic-Austenitic Stainless Steels 65 [450] 25 Reduction of Area, min, % Brinell Hardness Number, HBW, unless otherwise indicated 50 50 50 50 50 40 35 50 50 ... 50 ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... 192 max 217 max HRB 90 max ... 192 ... ... ... ... ... 50 ... 65 [450] 70 [485] 25 15 45 ... ... ... 116 [800] 80 [550] 15 ... 310 max 116 [800] 109–130 [750–895] 118 [820] 112 [770] 95 [655] 109 [750] 109 [750] 94 [650] 90 [620] 87 [600] 94 [650] 101 [700] 80 [550] 80 [550] 15 25 30 45 310 max ... 85 80 70 80 80 65 65 58 65 72 25 25 25 25 25 30 18 25 30 15 50 40 45 50 ... ... ... ... ... ... ... ... ... ... ... 290 max 302 290 max ... 321 [585] [550] [485] [550] [550] [450] [450] [400] [450] [500] A Where ellipses appear in this table, there is no requirement and the test for the value need neither be performed nor a value reported. Determined by the 0.2 % offset method. For ferritic steels only, the 0.5 % extension-under-load method may also be used. For sections over 5 in. [130 mm] in thickness, the minimum tensile strength shall be 70 ksi [485 MPa]. D For sections over 5 in. [130 mm] in thickness, the minimum tensile strength shall be 65 ksi [450 MPa]. E Longitudinal. The transverse elongation shall be 25 % in 2 in. or 50 mm, min. F Longitudinal. The transverse reduction of area shall be 45 % min. B C batch or continuous run as defined in 9.6.2 shall be hardness tested, in the hardened condition (see 3.2.1), to ensure that the forgings are within the hardness limit given for F 23 in Note P of Table 2. The test samples shall be taken at the mid thickness of the thickest section of the product. Testing shall be performed in accordance with the Test Method E92 or as specified in Specification A961/A961M. each batch load, and at least one check per hour shall be made from a continuous run. When the furnace batch is less than eight forgings, each forging shall be checked. If any check falls outside the prescribed limits, the entire lot of forgings shall be reheat treated and the requirements of 9.5.1 shall apply. NOTE 2—The tension test required in 9.5.1 is used to determine material capability and conformance in addition to verifying the adequacy of the heat-treatment cycle. Additional hardness tests in accordance with 9.6.2 are required when 9.5.1.1 is applied to ensure the prescribed heat-treating cycle and uniformity throughout the load. 9.7 Notch Toughness Requirements—Grades F 3V, F 3VCb, and F 22V. 9.6.3 When the alternative to the Ti/N ratio limit for F 23 is applied, (see Note P in Table 2), a minimum of two pieces per 222 ASME BPVC.II.A-2023 SA-182/SA-182M 13.2 Hollow forgings of Grades F 91 Types 1 and 2, F 92, F 115, F 122, and F 911, NPS 4 [DIN 100] and larger, whose finished internal surfaces are accessible to magnetic particle or liquid penetrant examination, shall be examined on their internal surfaces by either a magnetic particle test in accordance with Practice A275/A275M, or by a liquid penetrant examination in accordance with Test Method E165/E165M, as applicable, after all heat treatment, machining, and other mechanical processing operations are completed. 9.7.1 Impact test specimens shall be Charpy V-notch Type. The usage of subsize specimens due to material limitations must have prior purchaser approval. 9.7.2 The Charpy V-notch test specimens shall be obtained as required for tension tests in 9.2, 9.3, and 9.5. One set of three Charpy V-notch specimens shall be taken from each tensile specimen location. 9.7.3 The longitudinal axis and mid-length of impact specimen shall be located similarly to the longitudinal axis of the tension test specimens. The axis of the notch shall be normal to the nearest heat-treated surface of the forging. 9.7.4 The Charpy V-notch tests shall meet a minimum energy absorption value of 40 ft-lbf [54 J] average of three specimens. One specimen only in one set may be below 40 ft-lbf [54 J], and it shall meet a minimum value of 35 ft-lbf [48 J]. 9.7.5 The impact test temperature shall be 0 °F [−18 °C]. 13.3 Time of Examination—Examination by one of the methods in 13.1 or 13.2, for specification acceptance, shall be performed as specified in 13.1 or 13.2. This requirement does not preclude additional testing at earlier stages in the processing. 13.4 Evaluation of Imperfections Found by Ultrasonic Examination: 13.4.1 Forgings producing a signal equal to or greater than the lowest signal produced by the reference discontinuities shall be identified and separated from the acceptable forgings. The area producing the signal may be reexamined. 13.4.2 Such forgings shall be rejected if the test signals were produced by imperfections that cannot be identified or were produced by cracks or crack-like imperfections. Such forgings may be repaired. To be accepted, a repaired forging shall pass the same nondestructive test by which it was rejected, and it shall meet the minimum wall thickness requirements of this specification and the purchase order. 13.4.3 If the test signals were produced by visual imperfections such as scratches, surface roughness, dings, tooling marks, cutting chips, steel die stamps, or stop marks, the forging is permitted to be accepted based upon visual examination provided that the depth of the imperfection is less than 0.004 in. [0.1 mm] or 12.5 % of the specified wall thickness, whichever is the greater. 10. Grain Size for Austenitic Grades 10.1 All H grades and grade F 63 shall be tested for average grain size by Test Methods E112. 10.1.1 Grades F 304H, F 309H, F 310H, and F 316H shall have a grain size of ASTM No. 6 or coarser. 10.1.2 Grades F 321H, F 347H, and F 348H shall have a grain size of ASTM No. 7 or coarser. 10.1.3 Grade F 63 shall have a grain size of ASTM No. 3 or finer. 10.1.4 Annealed Alloys UNS N08810 and UNS N08811 shall conform to an average grain size of ASTM No. 5 or coarser. 11. Corrosion Testing for Austenitic Grades and Detrimental Phase Detection in Austenitic/Ferritic Stainless Grades 11.1 Corrosion testing is not required by this specification nor is detrimental phase detection. 13.5 Treatment of Imperfections Found by Magnetic Particle or Liquid Penetrant Examination: 13.5.1 Defects shall be completely removed prior to weld repair by chipping or grinding to sound metal. Removal of these defects shall be verified by magnetic particle inspection in accordance with Test Method A275/A275M or by liquid penetrant inspection in accordance with Test Method E165/ E165M. 13.5.2 Rejected forgings may be reconditioned and retested, provided that the wall thickness is not decreased to less than that required by this specification and the purchase order. The outside diameter at the point of grinding may be reduced by the amount so removed. To be accepted, retested forgings shall meet the test requirement. 13.5.3 If the imperfection is explored to the extent that it can be identified as non-rejectable, the forging may be accepted without further test provided that the imperfection does not encroach on the minimum required wall thickness. 11.2 Austenitic grades shall be capable of meeting the intergranular corrosion test requirements described in Supplementary Requirement S4. 11.3 Austenitic/Ferritic Stainless grades shall be capable of meeting the requirements described in Supplementary Requirement S12 if the subject grade is included in the specifications listed in Supplementary Requirement S12. 12. Retreatment 12.1 If the results of the mechanical tests do not conform to the requirements specified, the manufacturer may reheat treat the forgings and repeat the tests specified in Section 9. 13. Nondestructive Test Requirements 13.1 Hollow forgings of Grades F 91 Types 1 and 2, F 92, F 115, F 122, and F 911, NPS 4 [DIN 100] and larger, whose finished internal surfaces are not accessible to magnetic particle or liquid penetrant examination, shall be examined by an ultrasonic test in accordance with Practice A388/A388M, after all forging, mechanical processing, and heat treatment operations have been completed. 14. Surface Finish, Appearance, and Corrosion Protection 14.1 Forgings and finished parts shall conform to the requirements of Specification A961/A961M. 223 SA-182/SA-182M ASME BPVC.II.A-2023 14.2 The forgings and finished parts shall be free of scale, machining burrs which might hinder fit-up, and other injurious imperfections as defined herein. The forgings and finished parts shall have a workmanlike finish, and machined surfaces (other than surfaces having special requirements) shall have a surface finish not to exceed 250 AA (arithmetic average) roughness height. magnetic-particle inspection in accordance with Test Method A275/A275M for the low alloy steels and ferritic, martensitic, or ferritic-austenitic stainless steels, or by liquid-penetrant inspection in accordance with Test Method E165/E165M for all grades. 15.1.4 After repair welding, the welded area shall be ground smooth to the original contour and shall be completely free of defects as verified by magnetic-particle or liquid-penetrant inspection, as applicable. 15.1.5 The preheat, interpass temperature, and post-weld heat treatment requirements given in Table 4 shall be met. Austenitic stainless steel forgings may be repair-welded without the post-weld heat treatment of Table 4, provided purchaser approval is obtained prior to repair. 15.1.6 Repair by welding shall not exceed 10 % of the surface area of the forging nor 331⁄3 % of the wall thickness of the finished forging or 3⁄8 in. [9.5 mm], whichever is less, without prior approval of the purchaser. 15.1.7 When approval of the purchaser is obtained, the limitations set forth in 15.1.6 may be exceeded, but all other requirements of Section 15 shall apply. 15.1.8 No weld repairs are permitted for F 6a Classes 3 and 4. 15.1.9 Post-weld heat treatment times for F 36 are: for Class 1, up to 2 in. [50 mm] in thickness, 1 h per in. [25 mm], 15 minutes minimum, and over 2 in. [50 mm], 15 minutes for each additional in. of thickness or fraction thereof; for Class 2, 1 h per in. [25 mm], 1⁄2 h minimum. 15. Repair by Welding 15.1 Weld repairs shall be permitted (see Supplementary Requirement S58 of Specification A961/A961M) at the discretion of the manufacturer with the following limitations and requirements: 15.1.1 The welding procedure and welders shall be qualified in accordance with Section IX of the ASME Boiler and Pressure Vessel Code. 15.1.2 The weld metal shall be deposited using the electrodes specified in Table 4 except as otherwise provided in Supplementary Requirement S5. The electrodes shall be purchased in accordance with AWS Specifications A5.4/A5.4M, A5.5/A5.5M, A5.9/A5.9M, A5.11/A5.11M, A5.14/A5.14M, A5.23/A5.23M, A5.28/A5.28M, or A5.29/A5.29M. The submerged arc process with neutral flux, the gas metal-arc process, the gas tungsten-arc process, and gas shielded processes using flux-core consumables, may be used. For weld deposits made on S20910, the deposited weld metal shall correspond to either the alloy content of the base metal or AWS A5.4 E209 or A5.9 ER209. For weld deposits made on N08367, N08700, N08925 or N08926, the deposited weld metal shall correspond to either the alloy content of the base metal or one of the following filler metals in AWS A5.11 ENiCrMo-3 or A5.14 ERNiCrMo-3, A5.11 ENiCrMo-4 or A5.14 ERNiCrMo-4, or A5.11 ENiCrMo-10 or A5.14 ERNiCrMo-10. For weld deposits made on N08020, the deposited weld metal shall correspond to either the alloy content of the base metal or AWS A5.4 E320/E320LR or A5.9 ER320/320LR. For weld deposits made on N08800, N08810 and N08811, the deposited weld metal shall correspond to either the alloy content of the base metal or AWS A5.11 ENiCr-3 or A5.14 ERNiCr-3. However, the fillers used on these alloys (as well as other listed above) may be dependent on the end service use and service temperature and shall be agreed upon between purchaser and manufacturer. 15.1.2.1 Weld deposits made on S20910, N08020, N08367, N08700, N08800, N08810, N08811, N08925, N08926 shall be made using filler metal with a composition conforming to the base material or the equivalent classification in the AWS Filler Metal Specification A5.11 and A5.14. It is possible that weld deposit chemistry will not meet the limits of either the base metal or the filler metal for some elements. The weld deposit chemistry shall meet the lowest minimum and highest maximum values for each specification element in either of the base metal or filler metal specification. Dilution of the base metal and filler metal must be considered when determining weld deposit criteria for over-alloyed filler metals. In either case, the weld deposit chemistry shall be tested and recorded on the Procedure Qualification Record. 15.1.3 Defects shall be completely removed prior to welding by chipping or grinding to sound metal as verified by 16. Inspection 16.1 Inspection provisions of Specification A961/A961M apply. 17. Rejection and Rehearing 17.1 The purchaser shall comply with the provisions of Specification A961/A961M. 18. Certification 18.1 In addition to the certification requirements of Specification A961/A961M, test reports shall be furnished to the purchaser or his representative. 18.2 Test reports shall provide the following where applicable: 18.2.1 Type heat treatment, Section 7, 18.2.2 Product analysis results, Section 8 of Specification A961/A961M, 18.2.3 Tensile property results, Section 9 (Table 3), report the yield strength and tensile strength, in ksi [MPa], elongation and reduction in area, in percent, 18.2.4 Chemical analysis results, Section 8 (Table 2), reported results shall be to the same number of significant figures as the limits specified in Table 2 for that element, 18.2.5 Hardness results, Section 9 (Table 3, and for F 23, Tables 2 and 3), 18.2.6 Grain size results, Section 10, and 18.2.7 Any supplementary testing required by the purchase order. 224 ASME BPVC.II.A-2023 SA-182/SA-182M TABLE 4 Repair Welding Requirements Grade Symbol F1 F2 F5 F 5a F9 F F F F F F F F F F F F F F B 10 91 Types 1 and 2 92 93 115 122 911 11, Class 1, 2, and 3 12, Class 1 and 2 21 3V, and F 3VCb 22 Class 1 22 Class 3 22V F 23 F 24 F 36, Class 1 F 36, Class 2 F F F F 6a, Class 1 6a, Class 2 6b 6NM ElectrodesA E 7018-A 1 E 8018-B 1 E80XX-B6, where XX can be 15, 16, or 18 E80XX-B6, where XX can be 15, 16, or 18 E80XX-B8, where XX can be 15, 16, or 18 ... . . .C . . .D . . .D . . .D . . .D . . .D E 8018-B 2 E 8018-B 2 E 9018-B 3 3 % Cr, 1 % Mo, 1⁄4 % V-Ti E 9018-B 3 E 9018-B 3 2.25 % Cr, 1 % Mo, 0.25 % V-Cb 2.25 % Cr, 1.6 % W, 0.25 % V-Mo-Cb-B 2.25 % Cr, 1 % Mo, 0.25 % V 1.15 Ni, 0.65 Cu, Mo, Cb 1.15 Ni, 0.65 Cu, Mo, Cb E 410-15 or 16 E 410-15 or 16 13 % Cr, 11⁄2 % Ni, 1⁄2 % Mo 13 % Cr, 4 % Ni F XM-27Cb F 429 F 430 FR 26 % Cr, 1 % Mo E 430-16 E 430-16 E 8018-C2 F 304 F 304L F 304H F 304N F 304LN F 309H F 310 F 310H F 310MoLN F 316 F 316L F 316H F 316N F 316LN F 316Ti F 317 F 317L F 317LNCb F 72 F 73 F 321B F 321HB F 347 F 347H F 347LNI F 347LNCuBI E 348 F 348H F XM-11 F XM-19 F 20 F 44 E 308-15 or 16 E 308L-15 or 16 E 308-15 or 16H or E308H-XX E 308-15 or 16 E 308L-15 or 16 E 309-15 or 16H or E309H-XX E 310-15 or 16 E 310-15 or 16H E 310Mo-15 or 16 E 316-15 or 16 E 316L-15 or 16 E 316-15 or 16H or E316H-XX E 316-15 or 16 E 316L-15 or 16 E 316-15 or 16 E 317-15 or 16 E 317L-15 or 16 E NiCrCoMo-1 or E NiCrMo-3 ... ... E 347-15 or 16 E 347-15 or 16H E 347-15 or 16 E 347-15 or 16H E 347-15 or 16 E 347-15 or 16 E 347-15 or 16 E 347-15 or 16H XM-10W XM-19W E/ER-320, 320LR E NiCrMo-3 Recommended Preheat and Interpass Temperature Range, °F [°C] Post Weld Heat-Treatment Temperature, Minimum or Range, °F [°C] Low Alloy Steels 200–400 [95–205] 300–600 [150–315] 400–700 [205–370] 1150 [620] 1150 [620] 1250 [675] 400–700 [205–370] 1250 [675] 400–700 [205–370] 1250 [675] ... 400–700 [205–370] 400–700 [205–370] 400–700 [205–370] 400–700 [205–370] 400–700 [205–370] 400–700 [205–370] 300–600 [150–315] ... 1350–1470 [730–800] 1350–1470 [730–800] 1350–1455 [730–790] 1345–1435 [730–780] 1350–1470 [730–800] 1365–1435 [740–780] 1150 [620] 300–600 300–600 300–600 300–600 300–600 300–600 [150–315] [150–315] [150–315] [150–315] [150–315] [150–315] 1150 [620] 1250 [675] 1250 [675] 1250 [675] 1250 [675] 1250 [675] 300-600 [150–315] 1350–1470 [730–800] 200–400 [95–205]E 400–700 [205–370] 400–700 [205–370] Martensitic Stainless Steels 400–700 [205–370] 400–700 [205–370] 400–700 [205–370] 300–700 [150–370] Ferritic Stainless Steels NRF 400–700 [205–370] NR NR Austenitic Stainless Steels NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR 1350–1470 [730–800]E 1100–1200 [595–650] 1000–1150 [540–620] 225 1250 [675] 1250 [675] 1150 [620] 1050 [565] NR 1400 [760] 1400 [760] NR 1900 [1040] + WQG 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1920–2010 [1050–1100] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ 1900 [1040] + WQ ... ... 1900 [1040] + WQ 1925 [1050] + WQ 1900 [1040] + WQ 1925 [1050] + WQ ... ... 1900 [1040] + WQ 1925 [1050] + WQ NR NR 1700–1850 [925–1010] + WQ 2100 [1150] + WQ SA-182/SA-182M ASME BPVC.II.A-2023 TABLE 4 Grade Symbol F F F F F F F F 45B 46 47 48 49 58 62 70 F 904L F F F F F 50 51 52 53 54 F 55 F 57 F F F F F F F F F 59 60 61 65 66 67 68 69 71 ElectrodesA Continued Recommended Preheat and Interpass Temperature Range, °F [°C] ... ... ... ... J ... ... . . .J ... J ... ... E NiCrMo-10 ... E NiCrMo-3 NR ERNiCr-3, or ERNiCrMo-3, or NR ERNiCrMo-4 E NiCrMo-3 NR Ferritic-Austenitic Stainless Steels 25 % Cr, 6 % Ni, 1.7 % Mo NR 22 % Cr, 5.5 % Ni, 3 % Mo NR 26 % Cr, 8 % Ni, 2 % Mo NR 25 % Cr, 7 % Ni, 4 % Mo NR 25 % Cr, 7 % Ni, 3 % Mo, NR W 25 % Cr, 7 % Ni, 3.5 % Mo NR 25 % Cr, 7 % Ni, 3 % Mo, 1.5 % NR Cu, 1 % W E Ni CrMo-10 NR 22 % Cr, 5.5 % Ni, 3 % Mo NR 26 % Cr, 9 % Ni, 3.5 % Mo NR 29 % Cr, 6.5 % Ni, 2 % Mo NR 22 % Cr, 2 % Ni, 0.25 % Mo NR ... NR ... NR ... NR 27.5 Cr, 7.6 Ni, 1 Mo, 2.3 W NR Post Weld Heat-Treatment Temperature, Minimum or Range, °F [°C] ... ... 2100 [1150] + WQ 2100 [1150] + WQ 2100 [1150] + WQ 2100 [1150] + WQ 2025 [1105] + WQ 1900 [1040] + WQ 1920–2100 [1050–1150] + WQ NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR A Except for Grades F 91 Types 1 and 2, F 92, F 93, F 115, F 911, F 122, F 47, F 48, and F 49, electrodes shall comply with AWS Specifications A5.4/A5.4M, A5.5/A5.5M, A5.9/A5.9M, A5.11/A5.11M, A5.14/A5.14M, A5.23/A5.23M, or A5.28/A5.28M. B Purchaser approval required. C All repairs in F 91 Types 1 and 2 shall be made with one of the following welding processes and consumables: SMAW, A5.5/A5.5M E90XX-B9; SAW, A5.23/A5.23M EB9 + flux; GTAW, A5.28/A5.28M ER90S-B9; and FCAW, A5.29/A5.29M E91T1-B9. In addition, the sum of the Ni+Mn content of all welding consumables shall not exceed 1.0 %. D All repairs in F 92, F 93, F 115, F 911, and F 122, shall be made using welding consumables meeting the chemical requirements for the grade in Table 2. E Preheat and PWHT are not required for this grade for forgings whose section thickness does not exceed 0.500 in. [12.7 mm]. F NR = not required. G WQ = water quench. H Filler metal shall additionally have 0.04 % minimum carbon. I Matching filler metal is available. J Match filler metal is available. Fabricators have also used AWS A5.14/A5.14M, Classification ERNiCrMo-3 and AWS A5.11/A5.11M, Class E, ENiCrMo-3 filler metals. 19. Product Marking painted or stenciled on the fitting or stamped on a metal or plastic tag which shall be securely attached to the fitting. 19.1.6 Grade F 91 shall be additionally marked with the appropriate Type. 19.1 In addition to the marking requirements of Specification A961/A961M, the following additional marking requirements shall apply: 19.1.1 Quenched and tempered low alloy or martensitic stainless forgings shall be stamped with the letters QT following the specification designation. 19.1.2 Forgings repaired by welding shall be marked with the letter “W” following the Specification designation. When repair-welded austenitic stainless steel forgings have not been postweld heat treated in accordance with Table 4, the letters “WNS” shall be marked following the specification designation. 19.1.3 Parts meeting all requirements for more than one class or grade may be marked with more than one class or grade designation such as F 304/F 304H, F 304/F 304L, and the like. 19.1.4 Plugs and bushings furnished to ASME B16.11 requirements are not required to be marked. 19.1.5 When agreed upon between the purchaser and manufacturer, and specified in the order, the markings shall be 19.2 Bar Coding—In addition to the requirements in 19.1, bar coding is acceptable as a supplemental identification method. The purchaser may specify in the order a specific bar coding system to be used. The bar coding system, if applied at the discretion of the supplier, should be consistent with one of the published industry standards for bar coding. If used on small parts, the bar code may be applied to the box or a substantially applied tag. 20. Keywords 20.1 austenitic stainless steel; chromium alloy steel; chromium-molybdenum steel; ferritic/austenitic stainless steel; ferritic stainless steel; martensitic stainless steel; nickel alloy steel; notch toughness requirements; pipe fittings; piping applications; pressure containing parts; stainless steel fittings; stainless steel forgings; steel; steel flanges; steel forgings, 226 ASME BPVC.II.A-2023 SA-182/SA-182M alloy; steel valves; temperature service applications, elevated; temperature service applications, high; wrought material SUPPLEMENTARY REQUIREMENTS In addition to any of the supplementary requirements of Specification A961/A961M, the following supplementary requirements shall apply only when specified by the purchaser in the order. S1. Macroetch Test S6. Hardness Test S1.1 A sample forging shall be sectioned and etched to show flow lines and internal imperfections. The test shall be conducted according to Test Method E340. Details of the test shall be agreed upon between the manufacturer and the purchaser. S6.1 Each forging shall be hardness tested and shall meet the requirements of Table 3. S8. Heat Treatment of Austenitic Forgings S8.1 The purchaser shall specify the heat-treatment method (in 7.1 or in 7.3.1) that shall be employed. S8.2 The manufacturer shall provide a test report containing the information required in 18.2 and shall include a statement of the heat-treatment method employed. S2. Heat Treatment Details S2.1 The manufacturer shall furnish a detailed test report containing the information required in 18.2 and shall include all pertinent details of the heat-treating cycle given the forgings. S9. Grain Size for Austenitic Grades S9.1 Forgings made from austenitic grades other than H grades shall be tested for average grain size by Test Method E112. Details of the test shall be agreed upon between the manufacturer and the purchaser. S3. Material for Optimum Resistance to Stress-Corrosion Cracking S3.1 Austenitic stainless steel shall be furnished in the solution-annealed condition as a final operation with no subsequent cold working permitted, except, unless specifically prohibited by the purchaser, straightening of bars from which parts are machined is permitted to meet the requirements of Specification A484/A484M. S10. Stabilizing Treatment S10.1 Subsequent to the solution anneal for Grades F 321, F 321H, F 347, F 347H, F 348, and F 348H, these grades shall be given a stabilizing treatment at 1500 to 1600 °F [815 to 870 °C] for a minimum of 2 h/in. [4.7 min/mm] of thickness and then cooling in the furnace or in air. In addition to the marking required in Section 19, the grade designation symbol shall be followed by the symbol “S10.” S4. Corrosion Tests S4.1 All austenitic stainless steels shall pass intergranular corrosion tests performed in accordance with Practice E of Practices A262. S4.2 Intergranular corrosion tests shall be performed on specimens of ferritic stainless steels as described in Practices A763. S4.3 For both the austenitic and ferritic stainless steels, details concerning the number of specimens and their source and location are to be a matter of agreement between the manufacturer and the purchaser. S11. Grain Size Requirements for Non-H-Grade Austenitic Steels Used Above 1000 °F [540 °C] S11.1 Non-H grades of austenitic stainless steels shall have a grain size of No. 7 or coarser as determined in accordance with Test Methods E112. The grain size so determined shall be on a certified test report. S12. Detection of Detrimental Phases in Austenitic/Ferritic Stainless Steels S12.1 All austenitic/ferritic stainless steels that are included in Test Methods A923 shall meet the requirements of those test methods. S12.2 All austenitic/ferritic stainless steels that are included in Test Method A1084 shall meet the requirements of that test method. S5. Special Filler Metal S5.1 In repair-welded F 316, F 316L, F 316H, and F 316N forgings, the deposited weld metal shall conform to E 308 composition wire. Forgings repair welded with E 308 weld metal shall be marked F __ W 308. 227 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-192/SA-192M SPECIFICATION FOR SEAMLESS CARBON STEEL BOILER TUBES FOR HIGH-PRESSURE SERVICE SA-192/SA-192M (Identical with ASTM Specification A192/A192M-17.) 229 ð23Þ SA-192/SA-192M ASME BPVC.II.A-2023 Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service 2. Referenced Documents 1. Scope 2.1 ASTM Standards: A450/A450M Specification for General Requirements for Carbon and Low Alloy Steel Tubes 1.1 This specification covers minimum-wall-thickness, seamless carbon steel boiler and superheater tubes for highpressure service. 1.2 The tubing sizes and thicknesses usually furnished to this specification are 1⁄2 in. to 7 in. [12.7 to 177.8 mm] outside diameter and 0.085 to 1.000 in. [2.2 to 25.4 mm], inclusive, in minimum wall thickness. Tubing having other dimensions may be furnished, provided such tubes comply with all other requirements of this specification. 3. Ordering Information 3.1 Orders for material under this specification should include the following, as required, to describe the desired material adequately: 3.1.1 Quantity (feet, metres, or number of lengths), 3.1.2 Name of material (seamless tubes), 3.1.3 Manufacture (hot-finished or cold-finished), 3.1.4 Size (outside diameter and minimum wall thickness), 3.1.5 Length (specific or random), 3.1.6 Optional requirements (Sections 8.1 and 10.4), 3.1.7 Test report required (see section on Certification of Specification A450/A450M), 3.1.8 Specification designation, and 3.1.9 Special requirements. 1.3 Mechanical property requirements do not apply to tubing smaller than 1⁄8 in. [3.2 mm] inside diameter or 0.015 in. [0.4 mm] thickness. 1.4 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. The inch-pound units shall apply unless the “M” designation of this specification is specified in the order. 4. General Requirements 4.1 Material furnished under this specification shall conform to the applicable requirements of the current edition of Specification A450/A450M, unless otherwise provided herein. 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 5. Manufacture 5.1 Tubes shall be made by the seamless process and shall be either hot-finished or cold-finished, as specified. 6. Heat Treatment 6.1 Hot-finished tubes need not be heat treated. Coldfinished tubes shall be heat treated after the final cold-finishing at a temperature of 1200°F [650°C] or higher. 230 ASME BPVC.II.A-2023 SA-192/SA-192M 7. Chemical Composition 10. Mechanical Tests Required 7.1 The steel shall conform to the following requirements as to chemical composition: 10.1 Flattening Test—One flattening test shall be made on specimens from each end of two tubes selected from each lot (see Note 1) or fraction thereof. Carbon, % Manganese, % Phosphorus, max, % Sulfur, max, % Silicon, max, % 0.06–0.18 0.27–0.63 0.035 0.035 0.25 10.2 Flaring Test—One flaring test shall be made on specimens from each end of two tubes selected from each lot (see Note 1) or fraction thereof. These tubes shall be selected apart from those used for the flattening test. 7.2 Supplying an alloy grade of steel that specifically requires the addition of any element other than those listed in 7.1 is not permitted. 10.3 Hardness Test—Brinell or Rockwell hardness tests shall be made on specimens from two tubes from each lot. The term lot applies to all tubes prior to cutting, of the same nominal diameter and wall thickness which are produced from the same heat of steel. When final heat treatment is in a batch-type furnace, a lot shall include only those tubes of the same size and the same heat which are heat treated in the same furnace charge. When the final heat treatment is in a continuous furnace, a lot shall include all tubes of the same size and heat, heat treated in the same furnace at the same temperature, time at heat, and furnace speed. 8. Product Analysis 8.1 When requested on the purchase order, a product analysis shall be made by the supplier from one tube per 100 pieces for sizes over 3 in. [76.2 mm] and one tube per 250 pieces for sizes 3 in. [76.2 mm] and under; or when tubes are identified by heat, one tube per heat shall be analyzed. The chemical composition thus determined shall conform to the requirements specified. 8.2 If the original test for product analysis fails, retests of two additional billets or tubes shall be made. Both retests, for the elements in question, shall meet the requirements of the specification; otherwise all remaining material in the heat or lot (see Note 1) shall be rejected or, at the option of the producer, each billet or tube may be individually tested for acceptance. Billets or tubes which do not meet the requirements of the specification shall be rejected. 10.4 Hydrostatic Test—Each tube shall be subjected to the hydrostatic pressure test, or instead of this test, a nondestructive test may be used when specified by the purchaser. 11. Forming Operations 11.1 Tubes when inserted in the boiler shall stand expanding and beading without showing cracks or flaws. Superheater tubes when properly manipulated shall stand all forging, welding, and bending operations necessary for application without developing defects. NOTE 1—A lot consists of 250 tubes for sizes 3 in. [76.2 mm] and under and of 100 tubes for sizes over 3 in. [76.2 mm], prior to cutting to length. 9. Hardness Requirements 12. Product Marking 9.1 The tubes shall have a hardness number not exceeding the following: 12.1 In addition to the marking prescribed in Specification A450/A450M, the marking shall indicate whether the tube is hot finished or cold finished. Brinell Hardness Number (Tubes 0.200 in. [5.1 mm] and over in wall thickness) Rockwell Hardness Number (Tubes less than 0.200 in. [5.1 mm] in wall thickness) 137 HBW 77 HRBW 13. Keywords 13.1 boiler tubes; seamless steel tube; steel tube-carbon EXPLANATORY NOTES NOTE 1—For purposes of design, the following tensile properties may be assumed: Tensile strength, min, ksi [MPa] Yield strength, min, ksi [MPa] Elongation in 2 in. or 50 mm, min, % 47 [325] 26 [180] 35 231 INTENTIONALLY LEFT BLANK ASME BPVC.II.A-2023 SA-193/SA-193M SPECIFICATION FOR ALLOY-STEEL AND STAINLESS STEEL BOLTING FOR HIGH-TEMPERATURE OR HIGH PRESSURE SERVICE AND OTHER SPECIAL PURPOSE APPLICATIONS SA-193/SA-193M (Identical with ASTM Specification A193/A193M-20.) 233 ð23Þ SA-193/SA-193M ASME BPVC.II.A-2023 Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications 1.5 Supplementary Requirements are provided for use at the option of the purchaser. The supplementary requirements shall apply only when specified in the purchase order or contract. 1. Scope 1.1 This specification covers alloy and stainless steel bolting materials and bolting components for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications. See Specification A962/A962M for the definition of bolting. Bars and wire shall be hot-wrought and may be further processed by centerless grinding or by cold drawing. Austenitic stainless steel may be carbide solution treated or carbide solution treated and strain-hardened. When strain hardened austenitic stainless steel is ordered, the purchaser should take special care to ensure that Appendix X1 is thoroughly understood. 1.6 This specification is expressed in both inch-pound units and in SI units; however, unless the purchase order or contract specifies the applicable M specification designation (SI units), the inch-pound units shall apply. 1.7 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.8 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 1.2 Several grades are covered, including ferritic steels and austenitic stainless steels designated B5, B8, and so forth. Selection will depend upon design, service conditions, mechanical properties, and high temperature characteristics. 1.3 The following referenced general requirements are indispensable for application of this specification: Specification A962/A962M. NOTE 1—The committee formulating this specification has included several steel types that have been rather extensively used for the present purpose. Other compositions will be considered for inclusion by the committee from time to time as the need becomes apparent. NOTE 2—For grades of alloy-steel bolting suitable for use at the lower range of high temperature applications, reference should be made to Specification A354. NOTE 3—For grades of alloy-steel bolting suitable for use in low temperature applications, reference should be made to Specification A320/A320M. 2. Referenced Documents 2.1 ASTM Standards: A153/A153M Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware A194/A194M Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both A320/A320M Specification for Alloy-Steel and Stainless Steel Bolting for Low-Temperature Service A354 Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners A788/A788M Specification for Steel Forgings, General Requirements 1.4 Nuts for use with bolting are covered in Section 13. 234 ASME BPVC.II.A-2023 A962/A962M Specification for Common Requirements for Bolting Intended for Use at Any Temperature from Cryogenic to the Creep Range B633 Specification for Electrodeposited Coatings of Zinc on Iron and Steel B695 Specification for Coatings of Zinc Mechanically Deposited on Iron and Steel B696 Specification for Coatings of Cadmium Mechanically Deposited B766 Specification for Electrodeposited Coatings of Cadmium E18 Test Methods for Rockwell Hardness of Metallic Materials E21 Test Methods for Elevated Temperature Tension Tests of Metallic Materials E112 Test Methods for Determining Average Grain Size E139 Test Methods for Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials E150 Recommended Practice for Conducting Creep and Creep-Rupture Tension Tests of Metallic Materials Under Conditions of Rapid Heating and Short Times (Withdrawn 1984) E151 Recommended Practice for Tension Tests of Metallic Materials at Elevated Temperatures with Rapid Heating and Conventional or Rapid Strain Rates (Withdrawn 1984) E292 Test Methods for Conducting Time-for-Rupture Notch Tension Tests of Materials E328 Test Methods for Stress Relaxation for Materials and Structures E566 Practice for Electromagnetic (Eddy Current/Magnetic Induction) Sorting of Ferrous Metals E709 Guide for Magnetic Particle Testing F606/F606M Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, Direct Tension Indicators, and Rivets F1940 Test Method for Process Control Verification to Prevent Hydrogen Embrittlement in Plated or Coated Fasteners F1941/F1941M Specification for Electrodeposited Coatings on Mechanical Fasteners, Inch and Metric F2329/F2329M Specification for Zinc Coating, Hot-Dip, Requirements for Application to Carbon and Alloy Steel Bolts, Screws, Washers, Nuts, and Special Threaded Fasteners 2.2 ASME Standards: B18.2.1 Square and Hex Bolts and Screws B18.2.3.3M Metric Heavy Hex Screws B18.3 Hexagon Socket and Spline Socket Screws B18.3.1M Metric Socket Head Cap Screws SA-193/SA-193M 2.3 AIAG Standard: AIAG B-5 02.00 Primary Metals Identification Tag Application Standard 3. General Requirements and Ordering Information 3.1 The inquiry and orders shall include the following, as required, to describe the desired bolting material or bolting components adequately: 3.1.1 Heat-treated condition (that is carbide solution treated (Class 1), carbide solution treated after finishing (Class 1A), and carbide solution treated and strain-hardened (Classes 2, 2B and 2C), for the austenitic stainless steels; Classes 1B and 1C apply to the carbide solution-treated nitrogen-bearing stainless steels; Class 1D applies to bolting material that is carbide solution treated by cooling rapidly from the rolling temperature), 3.1.2 Description of items required (that is, bars, bolts, screws, or studs), 3.1.3 Nuts, if required by purchaser, in accordance with 13.1, 3.1.4 Supplementary requirements, if any, and 3.1.5 Special requirements, in accordance with 6.1.5.1, 6.2.6, 8.1, and 13.1. 3.2 Coatings—Coatings are prohibited unless specified by the purchaser (See Supplementary Requirements S13 and S14). When coated bolting components are ordered the purchaser should take special care to ensure that Appendix X2 is thoroughly understood. 4. Common Requirements 4.1 Bolting materials and bolting components supplied to this specification shall conform to the requirements of Specification A962/A962M. These requirements include test methods, finish, thread dimensions, macroetch (alloy steels only), marking, certification, optional supplementary requirements, and others. Failure to comply with the requirements of Specification A962/A962M constitutes nonconformance with this specification. In case of conflict between this specification and Specification A962/A962M, this specification shall prevail. 5. Manufacture (Process) 5.1 Melting—See Specification A962/A962M for requirements. 5.2 Quality—See Specification A962/A962M for requirements. 6. Heat Treatment 6.1 Ferritic Steels: 6.1.1 Ferritic steels shall be allowed to cool to a temperature below the cooling transformation range immediately after rolling or forging. Bolting materials shall then be uniformly reheated to the proper temperature to refine the grain (a group thus reheated being known as a quenching charge), quenched 235 Ferritic Steels Grade B5 Description and UNS Designation 5 % Chromium Class Product Analysis VariationB B6, B6X 12 % Chromium (410), S41000 Product Analysis VariationB B7, B7M ChromiumMolybdenumC Product Analysis VariationB Sulfur 0.030 Silicon 1.00 Chromium 4.0–6.0 Nickel Molybdenum ... 0.40–0.65 Cooper ... NiobiumF ... Titanium ... Vanadium ... Aluminum ... Nitrogen ... 0.03 0.005 0.005 0.05 0.10 ... 0.05 ... ... ... ... ... ... 0.08–0.15 1.00 0.040 0.030 1.00 11.5–13.5 ... ... ... ... ... ... ... ... 0.01 over 0.03 0.005 0.005 0.05 0.15 ... ... ... ... ... ... ... ... 0.75–1.00 0.035 0.040 0.15–0.35 0.80–1.10 ... 0.15–0.25 ... ... ... ... ... ... 0.02 0.04 0.005 0.005 0.02 0.05 ... 0.02 ... ... ... ... ... ... 0.36–0.47 0.45–0.70 0.035 0.040 0.15–0.35 0.80–1.15 ... 0.50–0.65 ... ... ... 0.25–0.35 0.015E ... 0.02 0.03 0.005 0.005 0.02 0.05 ... 0.03 ... ... ... 0.03 ... ... Copper NiobiumF Titanium Vanadium Aluminum Nitrogen Austenitic Steels Grade B8, B8A Description and UNS Designation Classes 304, S30400 1, 1A, 1D, 2 Product Analysis VariationB B8C, B8CA 347, S34700 1, 1A, 1D, 2 Product Analysis VariationB B8M, B8MA, B8M2, B8M3 Product Analysis VariationB 316, S31600 1, 1A, 1D, 2 Carbon Manganese Phosphorous Sulfur Silicon Chromium Nickel Molybdenum 0.08 2.00 0.045 0.030 1.00 18.0–20.0 8.0–11.0 ... ... ... ... ... ... ... 0.01 0.04 0.010 0.005 0.05 0.20 0.15 ... ... ... ... ... ... ... 0.08 2.00 0.045 0.030 1.00 17.0–19.0 9.0–12.0 ... ... 10 × C to 1.10 ... ... ... ... 0.01 0.04 0.010 0.005 0.05 0.20 0.15 ... ... 0.05 under ... ... ... ... 0.08 2.00 0.045 0.030 1.00 2.00–3.00 ... ... ... ... ... ... 0.01 0.04 0.010 0.005 0.05 0.10 ... ... ... ... ... ... 16.0–18.0 10.0–14.0 0.20 0.15 ASME BPVC.II.A-2023 236 ChromiumMolybdenumVanadium Phosphorus 0.040 0.01 0.38–0.48D Product Analysis VariationB B16 Carbon Manganese 0.10 min 1.00 SA-193/SA-193M TABLE 1 Chemical Requirements (Composition, percent)A TABLE 1 B8P, B8PA S30500 1, 1A, 1D, 2 Product Analysis VariationB B8N, B8NA 304N, S30451 1A, 1B, 1D, 2 Product Analysis VariationB B8MN, B8MNA 316N, S31651 1A, 1B, 1D, 2 Product Analysis VariationB S31254 1A, 1B, 1D, 2 237 Product Analysis VariationB B8T, B8TA 321, S32100 1, 1A, 2 Product Analysis VariationB B8R, B8RA S20910 1C, 1D Product Analysis VariationB B8S, B8SA S21800 1C, 1D Product Analysis VariationB Product Analysis VariationB S30453 1, 1A, 1D 2.00 0.045 0.030 1.00 17.0–19.0 11.0–13.0 ... ... ... ... ... ... ... 0.01 0.04 0.010 0.005 0.05 0.20 0.15 ... ... ... ... ... ... ... 0.08 2.00 0.045 0.030 1.00 18.0–20.0 8.0–11.0 ... ... ... ... ... ... 0.10–0.16 0.01 0.04 0.010 0.005 0.05 0.20 0.15 ... ... ... ... ... ... 0.01 0.08 2.00 0.045 0.030 1.00 2.00–3.00 ... ... ... ... ... 0.10–0.16 0.01 0.04 0.010 0.005 0.05 0.10 ... ... ... ... ... 0.01 0.020 1.00 0.030 0.010 0.80 6.0–6.5 0.50–1.00 ... ... ... ... 0.18–0.25 0.005 0.03 0.005 0.002 0.05 0.20 0.15 0.10 ... ... ... ... ... 0.02 0.08 2.00 0.045 0.030 1.00 17.0–19.0 9.0–12.0 ... ... ... 5× (C + N) to 0.70 ... ... 0.10 0.01 0.04 0.010 0.005 0.05 0.20 0.15 ... ... ... 0.05 under ... ... ... 0.06 4.0–6.0 0.045 0.030 1.00 1.50–3.00 ... 0.10–0.30 ... 0.10–0.30 ... 0.20–0.40 0.01 0.05 0.005 0.005 0.05 0.25 0.15 0.10 ... 0.05 ... 0.02 ... 0.02 0.10 7.0–9.0 0.060 0.030 3.5–4.5 16.0–18.0 8.0–9.0 ... ... ... ... ... ... 0.08–0.18 0.01 0.06 0.005 0.005 0.15 0.20 0.10 ... ... ... ... ... ... 0.01 0.030 2.00 0.045 0.030 1.00 18.0–20.0 8.0–11.0 ... ... ... ... ... ... 0.10–0.16 0.005 0.04 0.010 0.005 0.05 0.20 0.15 ... ... ... ... ... ... 0.01 16.0–18.0 10.0–13.0 0.20 0.15 19.5–20.5 17.5–18.5 20.5–23.5 11.5–13.5 SA-193/SA-193M B8LN, B8LNA 0.12 ASME BPVC.II.A-2023 B8MLCuN, B8MLCuNA Continued B8MLN, B8MLNA S31653 1, 1A, 1D Product Analysis VariationB B8CLN, B8CLNA 347LN, S34751 1, 1A, 1D Product Analysis VariationB S34752G 1,1A,1D Product Analysis Variation B8ML4CuN, B8ML4CuNA Product Analysis VariationB S31730 1, 1A, 1D 2.00 0.045 0.030 1.00 0.005 0.04 0.010 0.005 0.05 Continued 16.0–18.0 10.0–13.0 0.20 0.15 2.00–3.00 ... ... ... ... ... 0.10–0.16 0.10 ... ... ... ... ... 0.01 ... ... ... 0.06–0.10 ... ... ... 0.01 ... ... ... 0.06-0.12 0.005– 0.020 2.00 0.045 0.030 1.00 17.0–19.0 9.0–13.0 ... ... 0.20–0.50; 15 × carbon content, min 0.002 under, 0.005 over 0.04 0.01 0.005 0.05 0.20 0.15 ... ... 0.05 0.0050.02 2.00 0.035 0.010 0.60 17.0-19.0 10.0-13.0 0.002 under, 0.005 over 0.04 0.01 0.005 0.05 0.20 0.15 0.030 2.00 0.040 0.010 1.00 0.005 0.04 0.005 0.002 0.05 17.0–19.0 15.0–16.5 0.20 0.15 0.20-1.20 0.20–0.50; 15 × 2.50-3.50 carbon content, min 0.15 0.05 ... ... ... 0.01 3.0–4.0 4.0–5.0 ... ... ... ... 0.045 0.10 0.15 ... ... ... ... 0.01 A Values are maximums unless a range or a minimum is indicated. Where ellipses appear in this table, there is no requirement and the element need not be determined or reported. The intentional addition of Bi, Se, Te, and Pb is not permitted. B Product Analysis—Individual determinations sometimes vary from the specified limits as shown in the tables. The several determinations of any individual element in a heat may not vary both above and below the specified range. Product variation limits are over for maximums, over or under for ranges, and under for minimums, unless otherwise indicated. C Typical steel compositions used for this grade include 4140, 4142, 4145, 4140H, 4142H, and 4145H. D For bar sizes over 31⁄2 in. [90 mm], inclusive, the carbon content may be 0.50 % max. For the B7M grade, a minimum carbon of 0.28 % is permitted, provided that the required tensile properties are met in the section sizes involved, the use of AISI 4130 or 4130H is allowed. E Total of soluble and insoluble. F Columbium and Niobium are alternate names for element 41 in the Periodic Table of the Elements. G For S34752 – Boron content shall be 0.001-0.005 for both heat and product analysis. ASME BPVC.II.A-2023 238 B8CLNCu B B8CLNCu BA 0.030 SA-193/SA-193M TABLE 1 ASME BPVC.II.A-2023 SA-193/SA-193M in a liquid medium under substantially uniform conditions for each quenching charge, and tempered. The minimum tempering temperature shall be as specified in Tables 2 and 3. TABLE 2 Mechanical Requirements — Inch Products Grade Diameter, in. Minimum Tempering Temperature, °F Tensile Strength, min, ksi Yield Strength, min, 0.2 % offset, ksi Elongation Reduction in 4D, of Area, min, % min, % Hardness, max Ferritic Steels B5 4 to 6 % chromium B6 13 % chromium B6X 13 % chromium B7 Chromium-molybdenum B7MA Chromium-molybdenum B16 Chromium-molybdenum-vanadium Grade, Diameter, in. up to 4, incl 1100 100 80 16 50 ... up to 4, incl 1100 110 85 15 50 ... up to 4, incl 1100 90 70 16 50 26 HRC 21⁄2 and under 1100 125 105 16 50 over 21⁄2 to 4 1100 115 95 16 50 over 4 to 7 1100 100 75 18 50 4 and under 1150 100 80 18 50 over 4 to 7 1150 100 75 18 50 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 235 HBW or 99 HRB 235 HBW or 99 HRB 21⁄2 and under 1200 125 105 18 50 over 21⁄2 to 4 1200 110 95 17 45 over 4 to 8 1200 100 85 16 45 Tensile Strength, min, ksi B Heat Treatment Yield Strength, min, 0.2 % offset, ksi Elongation Reduction in 4 D, of Area, min % min % 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC Hardness, max Austenitic Steels Classes 1 and 1D; B8, B8M, B8P, carbide solution treated B8LN, B8MLN, B8CLN, all diameters 75 30 30 50 223 HBW or 96 HRBC Classes 1 and 1D; B8, B8CLNCuB, all diameters carbide solution treated 75 30 35 50 223 HBW or 96 HRBC Classes 1 and 1D: B8ML4CuN, all diameters carbide solution treated 70 25 35 50 90 HRB Class 1: B8C, B8T, all diameters carbide solution treated 75 30 30 50 Class 1A: B8A, B8CA, B8CLNA, B8MA, B8PA, B8TA, B8LNA, B8MLNA, B8NA, B8MNA, B8MLCuNA, all diameters carbide solution treated in the finished condition 75 30 30 50 223 HBW or 96HRBC 192 HBW or 90 HRB Class 1A: B8ML4CuNA, all diameters carbide solution treated 70 25 35 50 90 HRB 80 35 30 40 100 55 35 55 100 55 35 55 223 HBW or 96 HRBC 271 HBW or 28 HRC 271 HBW or 28 HRC carbide solution treated 95 50 35 55 carbide solution treated in the finished condition carbide solution treated and strain hardened 95 50 35 55 125 100 12 35 115 80 15 35 Classes 1B and 1D: B8N, B8MN, carbide solution treated B8MLCuN, all diameters Classes 1C and 1D: B8R, all carbide solution treated diameters Class 1C: B8RA, all diameters carbide solution treated in the finished condition Classes 1C and 1D: B8S, all diameters Classes 1C: B8SA, all diameters Class 2: B8, B8C, B8P, B8T, B8N,D3⁄4 and under over 3⁄4 to 1, incl 239 271 HBW or HRC 271 HBW or HRC 321 HBW or HRC 321 HBW or HRC 28 28 35 35 SA-193/SA-193M ASME BPVC.II.A-2023 TABLE 2 Grade, Diameter, in. Continued Tensile Strength, min, ksi B Heat Treatment Yield Strength, min, 0.2 % offset, ksi Elongation Reduction in 4 D, of Area, min % min % Hardness, max Austenitic Steels over 1 to 11⁄4, incl 105 65 20 35 over 11⁄4 to 11⁄2, incl 100 50 28 45 110 95 15 45 321 HBW or 35 HRC 100 80 20 45 95 65 25 45 90 50 30 45 95 75 25 40 321 HBW or HRC 321 HBW or HRC 321 HBW or HRC 321 HBW or HRC over 2 to 21⁄2 incl 90 65 30 40 over 2 ⁄ to 3 incl 80 55 30 40 85 65 30 60 85 60 30 60 Class 2: B8M, B8MN, B8MLCuND3⁄4 and under carbide solution treated and strain hardened over 3⁄4 to 1 incl Over 1 to 1 ⁄ , incl 14 over 1 ⁄ to 1 ⁄ , incl 14 12 D Class 2B: B8, B8M2 2 and under carbide solution treated and strain hardened 12 D Class 2C: B8M3 2 and under carbide solution treated and strain hardened over 2 321 HBW or 35 HRC 321 HBW or 35 HRC 35 35 35 35 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC A To meet the tensile requirements, the Brinell hardness shall be over 200 HBW (93 HRB). Class 1 is solution treated. Class 1A is solution treated in the finished condition for corrosion resistance; heat treatment is critical due to physical property requirement. Class 2 is solution treated and strain hardened. Austenitic steels in the strain-hardened condition may not show uniform properties throughout the section particularly in sizes over 3⁄4 in. in diameter. C For sizes 3⁄4 in. in diameter and smaller, a maximum hardness of 241 HBW (100 HRB) is permitted. D For diameters 11⁄2 and over, center (core) properties may be lower than indicated by test reports which are based on values determined at 1⁄2 radius. B TABLE 3 Mechanical Requirements—Metric Products Class Diameter, [mm] Minimum Tempering Temperature, °C Tensile Strength, min, MPa Yield Strength, min, 0.2 % offset, MPa Elongation Reduction in 4D, of Area, min, % min, % Hardness, max Ferritic Steels B5 4 to 6 % chromium B6 13 % chromium B6X 13 % chromium B7 Chromium-molybdenum A B7M Chromium-molybdenum B16 Chromium-molybdenum-vanadium up to M100, incl 593 690 550 16 50 ... up to M100, incl 593 760 585 15 50 ... up to M100, incl 593 620 485 16 50 26 HRC M64 and under 593 860 720 16 50 over M64 to M100 593 795 655 16 50 over M100 to M180 593 690 515 18 50 M100 and under 620 690 550 18 50 over M100 to M180 620 690 515 18 50 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 235 HBW or 99 HRB 235 HBW or 99 HRB M64 and under 650 860 725 18 50 over M64 to M100 650 760 655 17 45 over M100 to M200 650 690 585 16 45 240 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC ASME BPVC.II.A-2023 TABLE 3 SA-193/SA-193M Continued Tensile Strength, min, MPa Yield Strength, min, 0.2 % offset, MPa Elongation Reduction in 4 D, of Area, min % min % Hardness, max Class Diameter, mm Heat TreatmentB Classes 1 and 1D; B8, B8M, B8P, B8LN, B8MLN, B8CLN, all diameters Classes 1,1A,1D, B8CLNCuB, all diameters 1 Classes 1 and 1D: B8ML4CuN, all diameters Class 1: B8C, B8T, all diameters carbide solution treated 515 205 30 50 carbide solution treated 515 205 30 50 carbide solution treated 480 175 35 50 carbide solution treated 515 205 30 50 515 205 30 50 480 175 35 50 90 HRB 223 HBW or 96 HRBC 271 HBW or 28 HRC 271 HBW or 28 HRC Austenitic Steels Class 1A: B8A, B8CA, B8CLNA, B8MA, carbide solution treated in the finished B8PA, B8TA, B8LNA, B8MLNA, B8NA, condition B8MNA, B8MLCuNA, all diameters Class 1A: B8ML4CuNA, all diameters carbide solution treated 223 HBW or 96 HRBC 223 HBW or 96 HRBC 90 HRB 223 HBW or 96HRBC 192 HBW or 90 HRB Classes 1B and 1D: B8N, B8MN, B8MLCuN, all diameters Classes 1C and 1D: B8R, all diameters carbide solution treated 550 240 30 40 carbide solution treated 690 380 35 55 Class 1C: B8RA, all diameters carbide solution treated in the finished condition 690 380 35 55 Classes 1C and 1D: B8S, all diameters carbide solution treated 655 345 35 55 Classes 1C: B8SA, all diameters carbide solution treated in the finished condition carbide solution treated and strain hardened 655 345 35 55 860 690 12 35 over M20 to M24, incl 795 550 15 35 over M24 to M30, incl 725 450 20 35 over M30 to M36, incl 690 345 28 45 760 655 15 45 321 HBW or 35 HRC over M20 to M24, incl 690 550 20 45 over M24 to M30, incl 655 450 25 45 over M30 to M36, incl 620 345 30 45 655 515 25 40 321 HBW or HRC 321 HBW or HRC 321 HBW or HRC 321 HBW or HRC over M48 to M64, incl 620 450 30 40 over M64 to M72, incl 550 380 30 40 585 450 30 60 585 415 30 60 Class 2: B8, B8C, B8P, B8T, B8N,D M20 and under Class 2: B8M, B8MN, B8MLCuN,D M20 and under D Class 2B: B8, B8M2, M48 and under D Class 2C: B8M3, M48 and under carbide solution treated and strain hardened carbide solution treated and strain hardened carbide solution treated and strain hardened over M48 A 271 HBW or 28 HRC 271 HBW or 28 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 35 35 35 35 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC 321 HBW or 35 HRC To meet the tensile requirements, the Brinell hardness shall be over 200 HBW (93 HRB). Class 1 is solution treated. Class 1A is solution treated in the finished condition for corrosion resistance; heat treatment is critical due to physical property requirement. Class 2 is solution treated and strain hardened. Austenitic steels in the strain-hardened condition may not show uniform properties throughout the section particularly in sizes over M20 mm in diameter. C For sizes M20 mm in diameter and smaller, a maximum hardness of 241 HBW (100 HRB) is permitted. D For diameters M38 and over, center (core) properties may be lower than indicated by test reports which are based on values determined at 1⁄2 radius. B 241 SA-193/SA-193M ASME BPVC.II.A-2023 6.2.4 Class 1A and Class 1C Grades B8RA and B8SA— Finished bolting components shall be carbide solution treated after all rolling, forging, heading, and threading operations are complete. This designation does not apply to starting material such as bar. Components shall be heated from ambient temperature and held a sufficient time at a temperature at which the chromium carbide will go into solution and then shall be cooled at a rate sufficient to prevent the precipitation of the carbide. 6.2.5 Classes 2, 2B, and 2C—Bolting material shall be carbide solution treated by heating from ambient temperature and holding a sufficient time at a temperature at which the chromium carbide will go into solution and then cooling at a rate sufficient to prevent the precipitation of the carbide. Following this treatment the bolting material shall then be strain hardened to achieve the required properties. 6.1.2 Use of water quenching is prohibited for any ferritic grade when heat treatment is performed after heading or threading. 6.1.3 Except as permitted below for B6X; bolting material that is subsequently cold drawn for dimensional control shall be stress-relieved after cold drawing. The minimum stressrelief temperature shall be within not more than 100 °F [55 °C] below the tempering temperature. Tests for mechanical properties shall be performed after stress relieving. 6.1.4 B6 and B6X shall be held at the tempering temperature for a minimum time of 1 h. B6X bolting material may be furnished in the as-rolled-and-tempered condition. Cold working after heat treatment is permitted for B6X material provided the final hardness meets the requirements of Tables 2 and 3. 6.1.5 B7 and B7M shall be heat treated by quenching in a liquid medium and tempering. For B7M bolting components, such as bolts, studs, or screws, the final heat treatment, which may be the tempering operation if conducted at 1150 °F [620 °C] minimum, shall be done after all machining and forming operations, including thread rolling and any type of cutting. Surface preparation for hardness testing, nondestructive evaluation, or ultrasonic bolt tensioning is permitted. 6.1.5.1 Unless otherwise specified, bolting material for Grade B7 may be heat treated by the Furnace, the Induction or the Electrical Resistance method. NOTE 5—Heat treatment following operations performed on a limited portion of the product, such as heading, may result in non-uniform grain size and mechanical properties through the section affected. 6.2.6 If a scale-free bright finish is required; this shall be specified in the purchase order. 7. Chemical Composition 7.1 Each alloy shall conform to the chemical composition requirements prescribed in Table 1. NOTE 4—Stress-relaxation properties may vary from heat lot to heat lot or these properties may vary from one heat-treating method to another. The purchaser may specify Supplementary Requirement S8, when stressrelaxation testing is desired. 8. Heat Analysis 8.1 An analysis of each heat of steel shall be made by the manufacturer to determine the percentages of the elements specified in Section 7. The chemical composition thus determined shall be reported to the purchaser or the purchaser’s representative, and shall conform to the requirements specified in Section 7. Should the purchaser deem it necessary to have the transition zone of two heats sequentially cast discarded, the purchaser shall invoke Supplementary Requirement S3 of Specification A788/A788M. 6.1.6 Bolting material Grade B16 shall be heated to a temperature range from 1700 to 1750 °F [925 to 955 °C] and oil quenched. The minimum tempering temperature shall be as specified in Tables 2 and 3. 6.2 Austenitic Stainless Steels: 6.2.1 All austenitic stainless steels shall receive a carbide solution treatment (see 6.2.2 – 6.2.5 for specific requirements for each class). Classes 1, 1B, 1C (Grades B8R and B8S only), 2, 2B, and 2C can apply to bar, wire, and finished bolting components. Class 1A (all grades) and Class 1C (grades B8RA and B8SA only) can apply to finished bolting components. Class 1D applies only to bar and wire and finished bolting components that are machined directly from Class 1D bar or wire without any subsequent hot or cold working. 6.2.2 Classes 1 and 1B, and Class 1C Grades B8R and B8S—After rolling of the bar, forging, or heading, whether done hot or cold, bolting material shall be heated from ambient temperature and held a sufficient time at a temperature at which the chromium carbide will go into solution and then shall be cooled at a rate sufficient to prevent the precipitation of the carbide. 6.2.3 Class 1D—Rolled or forged Grades B8, B8M, B8P, B8LN, B8MLN, B8CLNCuB, B8N, B8MN, B8R, and B8S bar shall be cooled rapidly immediately following hot working while the temperature is above 1750 °F [955 °C] so that grain boundary carbides remain in solution. Class 1D shall be restricted to applications at temperatures less than 850 °F [455 °C]. 9. Mechanical Properties 9.1 Tensile Properties: 9.1.1 Requirements—Bolting material as represented by the tension specimens shall conform to the requirements prescribed in Tables 2 and 3 at room temperature after heat treatment. Stainless strain hardened bolting components (Class 2, 2B, and 2C) shall be tested full size after strain hardening to determine tensile strength and yield strength and shall conform to the requirements prescribed in Tables 2 and 3. In cases where tensile testing equipment of sufficient capacity is not available, stainless strain hardened bolting components greater than 1.500 in. diameter may be tested using machined specimen. Should the results of full size tests conflict with results of tension specimen tests, full size test results shall prevail. 9.1.2 Full Size Bolting Components, Wedge Tensile Testing—When applicable, see 12.1.3, headed components shall be wedge tested full size. The minimum full size load applied (lbf or kN) for individual sizes shall be as follows: W 5 Ts 3 At 242 (1) ASME BPVC.II.A-2023 where: W = minimum wedge tensile load without fracture, Ts = tensile strength specified in ksi or MPa in Tables 2 and 3, and At = stress area of the thread section, square inches or square millimetres, as shown in the Cone Proof Load Tables in Specification A962/A962M. 11. Retests 9.2 Hardness Requirements: 9.2.1 The hardness shall conform to the requirements prescribed in Tables 2 and 3. Hardness testing shall be performed in accordance with either Specification A962/A962M or with Test Methods F606/F606M. 9.2.2 Grade B7M—The maximum hardness of the grade shall be 235 HBW or 99 HRB. The minimum hardness shall not be less than 200 HBW or 93 HRB. Conformance to this hardness shall be ensured by testing the hardness of each stud or bolt by Brinell or Rockwell B methods in accordance with 9.2.1. The use of 100 % electromagnetic testing for hardness as an alternative to 100 % indentation hardness testing is permissible when qualified by sampling using indentation hardness testing. Each lot tested for hardness electromagnetically shall be 100 % examined in accordance with Practice E566. Following electromagnetic testing for hardness, a random sample of a minimum of 100 pieces of each heat of steel in each lot (as defined in 12.1.1) shall be tested by indentation hardness methods. All samples must meet hardness requirements to permit acceptance of the lot. If any one sample is outside of the specified maximum or minimum hardness, the lot shall be rejected and either reprocessed and resampled or tested 100 % by indentation hardness methods. 9.2.2.1 Surface preparation for indentation hardness testing shall be in accordance with Test Methods E18. Hardness tests shall be performed on the end of the bolt or stud. When this is impractical, the hardness test shall be performed elsewhere. 12. Test Specimens SA-193/SA-193M 11.1 If the results of the mechanical tests of any test lot do not conform to the requirements specified, the manufacturer may retreat such lot not more than twice, in which case two additional tension tests shall be made from such lot, all of which shall conform to the requirements specified. 12.1 Number of Tests—For heat-treated bars, one tension test shall be made for each diameter of each heat represented in each tempering charge. When heat treated without interruption in continuous furnaces, the material in a lot shall be the same heat, same prior condition, same size, and subjected to the same heat treatment. Not fewer than two tension tests are required for each lot containing 20 000 lb [9000 kg] or less. Every additional 10 000 lb [4500 kg] or fraction thereof requires one additional test. 12.1.1 For studs, bolts, screws, and so forth, one tension test shall be made for each diameter of each heat involved in the lot. Each lot shall consist of the following: Diameter, in. [mm] 11⁄8 [30] and under 1 Over 1 ⁄8 [30] to 13⁄4 [42], incl Over 13⁄4 [42] to 21⁄2 [64], incl Over 21⁄2 [64] Lot Size 1500 lb [680 kg] or fraction thereof 4500 lb [2000 kg] or fraction thereof 6000 lb [2700 kg] or fraction thereof 100 pieces or fraction thereof 12.1.2 Tension tests are not required to be made on bolts, screws, studs, or stud bolts that are fabricated from heat-treated bars furnished in accordance with the requirements of this specification and tested in accordance with 12.1, provided they are not given a subsequent heat treatment. 12.1.3 Full Size Specimens, Headed Bolting Components— Headed bolts or screws 11⁄2 in. in body diameter and smaller, with body length three times the diameter or longer, and that are produced by upsetting or forging (hot or cold) shall be subjected to full size testing in accordance with 9.1.2. This testing shall be in addition to tensile testing as specified in 9.1.1. Wedge tensile testing shall be limited to product with socket head cap screw, hexagon, square, hex flange, or twelve point flange heads. The lot size shall be as shown in 12.1.1. Failure shall occur in the body or threaded section with no failure, or indications of failure, such as cracks, at the junction of the head and shank. Wedge tensile testing is not required for flat countersunk head or socket button products. 10. Workmanship, Finish, and Appearance 10.1 Bolts, screws, studs, and stud bolts shall be pointed and shall have a workmanlike finish. Points shall be flat and chamfered or rounded at option of the manufacturer. Length of point on studs and stud bolts shall be not less than one nor more than two complete threads as measured from the extreme end parallel to the axis. Length of studs and stud bolts shall be measured from first thread to first thread. 10.2 Unless otherwise specified in the purchase order, bolt heads shall be in accordance with the dimensions of ASME B18.2.1 or ASME B18.2.3.3M. Unless otherwise specified in the purchase order, the Heavy Hex Screws Series should be used for nominal body diameters of 11⁄4 in. [30 mm] and less. For larger sizes, the Heavy Hex Screw Series should be used, except the maximum body diameter and radius of fillet may be the same as for the Heavy Hex Bolt Series. The body diameter and head fillet radius for sizes of Heavy Hex Cap Screws and Bolts that are not shown in their respective tables in ASME B18.2.1 or ASME B18.2.3.3M may be that shown in the corresponding Hex Cap Screw and Bolt Tables respectively. Socket head screws or bolts shall be in accordance with ASME B18.3 or ASME B18.3.1M. 13. Nuts 13.1 Bolts, studs, and stud bolts shall be furnished with nuts, when specified in the purchase order. Nuts shall conform to Specification A194/A194M. 14. Certification 14.1 Certification is required. In addition to the requirements of Specification A962/A962M the report shall include results of the chemical analysis, macroetch examination (Carbon and Alloy Steels Only), and mechanical tests, and state the method of heat treatment employed. 243 SA-193/SA-193M ASME BPVC.II.A-2023 TABLE 4 Marking of Ferritic Steels TABLE 5 Marking of Austenitic Steels Grade Grade Symbol Class Grade Grade Symbol B5 B6 B6X B7 B7M B16 B16 + Supplement S12 B5 B6 B6X B7 B7M or B7M B16 B16R Class 1 B8 B8C B8M B8P B8T B8LN B8MLN B8CLN B8CLNCuB B8ML4CuN B8 B8C B8M B8P B8T B8F or B8LN B8G or B8MLN B8Y or B8CLN B8CLNCuB B8YY or B8ML4CuN Class 1A B8A B8CA B8MA B8PA B8TA B8LNA B8MLNA B8NA B8MNA B8MLCuNA B8CLNA B8CLNCuBA B8ML4CuNA B8A B8B or B8CA B8D or B8MA B8H or B8PA B8J or B8TA B8L or B8LNA B8K or B8MLNA B8V or B8MA B8W or B8MNA B9K or B8MLCuNA B8Z or B8CLNA B8ZA or B8CLNCuBA B8ZZ or B8MLCuNA Class 1B B8N B8MN B8MLCuN B8N B8Y or B8MN B9J or B8MLCuN Class 1C B8R B8RA B8S B8SA B9A or B8R B9B or B8RA B9D or B8S B9F or B8SA Class 1D B8 B8M B8P B8LN B8MLN B8N B8MN B8R B8S B8CLN B8ML4CuN B8CLNCuB B94 B95 B96 B97 B98 B99 B100 B101 B102 B103 B104 B105 Class 2 B8 B8C B8P B8T B8N B8M B8MN B8MLCuN B8SH B8CSH B8PSH B8TSH B8NSH B8MSH B8YSH B8JSH Class 2B B8M2 B8 B9G or B8M2 B9 Class 2C B8M3 B9H or B8M3 15. Product Marking 15.1 See Specification A962/A962M. The grade symbol shall be as shown in Table 4 and Table 5. Grade B7M no longer requires a line under the grade symbol. However, a line is permitted. 16. Keywords 16.1 alloy steel bars; alloy steel bolting; bolting components; bolting materials; hardness; heat treatment; stainless steel bolting 244 ASME BPVC.II.A-2023 SA-193/SA-193M SUPPLEMENTARY REQUIREMENTS These requirements shall not apply unless specified in the order and in the Ordering Information, in which event the specified tests shall be made before shipment of the product. S1. High Temperature Tests S8. S1.1 Tests to determine high temperature properties shall be made in accordance with Test Methods E21, E139, and E292, and Practices E150 and E151. S8.1 Stress-Relaxation Testing, when required, shall be done in accordance with Test Methods E328. The test shall be performed at 850 °F [454 °C] for a period of 100 h. The initial stress shall be 50 M psi [345 MPa]. The residual stress at 100 h shall be 17 M psi [117 MPa] minimum. S2. Charpy Impact Tests Stress-Relaxation Testing S2.1 Charpy impact tests based on the requirements of Specification A320/A320M, Section