Specification and Requisition for Ball
Valves
Document no.
XXX-3-XXXX-XXX-XX-X-0
This document is the property of Oman Gas Company. S.A.O.C. Neither the whole nor
any part of this document may be disclosed to others or reproduced, stored in a
retrieval system, or transmitted in any form by any means (electronic, mechanical,
reprographic recording or otherwise) without prior written consent of the owner.
Rev
Date
0
15.05.16
Prepared
by
Checked
by
Approved
by
SEI
AY
HA
Description
Issued for Approval
P.O Box: 799, Postal Code: 133, Al Khuwair, Sultanate of Oman
Tel: 24681600 / Fax: 24681678
Website: www.oman-gas.com.om E Mail: info@oman-gas.com.om
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Specification and Requisition for Ball Valves
Content
Chapter
Title
1.
Introduction............................................................................................................................... 3
1.1
1.2
1.3
1.4
2.
Page
Purpose ...................................................................................................................................................... 3
Abbreviations ............................................................................................................................................. 3
Definitions ................................................................................................................................................. 4
VENDOR Confirmation of Compliance .................................................................................................... 4
Applicable Codes and Standards............................................................................................. 4
2.1
2.2
2.3
2.4
2.5
Compliance with Shell DEP version 40 and MESC version 13E .............................................................. 4
Versions of Codes and Standards............................................................................................................... 4
Vendor Awareness of Applicable Codes and Standards ............................................................................ 4
Hierarchy of Codes and Standards ............................................................................................................. 4
List of Applicable Codes and Standards .................................................................................................... 5
3.
Scope of Supply ......................................................................................................................... 7
4.
Technical Requirements ........................................................................................................... 8
4.1
4.2
4.3
4.4
4.5
4.6
5.
General ....................................................................................................................................................... 8
Design / Manufacturing ............................................................................................................................. 8
Sour service specification .......................................................................................................................... 8
Marking...................................................................................................................................................... 8
Painting and Coating .................................................................................................................................. 8
Spare Parts ................................................................................................................................................. 8
Quality Control, Inspection, Testing and Certification ......................................................... 8
5.1
Inspection & Testing .................................................................................................................................. 9
6.
Preparation for Shipment ........................................................................................................ 9
7.
Delivery ...................................................................................................................................... 9
8.
Warranty ................................................................................................................................... 9
9.
Documentation ........................................................................................................................ 10
9.1
9.2
Documentation to be supplied with offer ................................................................................................. 10
Documentation to be supplied after award of contract ............................................................................ 10
10.
Vendor Responsibility ............................................................................................................ 10
11.
Appendices............................................................................................................................... 11
11.1
11.2
11.3
Appendix-1, Table of Compliance (1 Sheet) ........................................................................................... 11
Appendix-2, Data Sheet for Ball Valves (2 Sheets) ................................................................................. 12
Appendix-3, VDRL (7 Sheets)................................................................................................................. 13
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Specification and Requisition for Ball Valves
1. Introduction
1.1
Purpose
Oman Gas Company S.A.O.C. (OGC) is the gas transportation company in Oman delivering
natural gas to main economic sectors and major consumers comprising of Domestic, Power and
Desalination plants, Fertilizer, Methanol, Petrochemical, Refinery, Steel and Cement plants.
The Company transmits and distributes natural gas to the various consumers through a large
network of gas pipelines, compressor stations and gas supply stations. The company's gas
pipeline network is spread across the country with more than 2300 kilometers of high pressure
transmission pipelines and ancillary facilities covering Fahud, Muscat, and Sohar in the north and
from Saih -Rawl to Salalah in the south of the country.
The purpose of this document is to define the minimum technical requirements for the purchase
of Lubricated Inverted LTCS Plug Valves as a part of OGC pipeline emergency spares
enhancement task.
1.2
Abbreviations
The following abbreviations are used in this Specification:
API
American Petroleum Institute.
ASME
American Society of Mechanical Engineers.
ASTM
American Society for Testing and Materials.
AVME
Approved Vendors for Materials and Equipment.
BS
British Standards.
CS
Carbon Steel.
DEP
Design and Engineering Practice (Shell).
DN
Diameter Nominal.
GA
General Arrangement.
GU
Guidelines.
ISO
International Organization for Standardisation.
ITP
Inspection and Test Plan.
MESC
Materials and Equipment Standards and Code.
NACE
National Association for Corrosion Engineers.
QA
Quality Assurance.
SP
Engineering Specifications.
SPIR
Spare Parts Interchangeability Report.
TPI
Third Party Inspection.
TAT
Type Acceptance Testing.
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Specification and Requisition for Ball Valves
VDRL
1.3
1.4
Vendor Document Requirement Listing.
Definitions
Principal /Company/Owner
:
Oman Gas Company (OGC) , SAOC.
Manufacturer / Supplier
:
The party, which manufactures / supplies the Plug valves.
Shall
:
Mandatory
Should
:
Strongly recommended
May
:
Possible course of action
VENDOR Confirmation of Compliance
The VENDOR shall complete the Table of Compliance forming Appendix-1 of this specification.
Any specification items that cannot be complied with by the VENDOR must be noted accordingly in
the Table of Compliance and supported in a separate list of deviations where additional space is
required, referring clause by clause to this specification. Only deviations which are accepted by the
Company will be incorporated into an eventual Purchase Order.
2. Applicable Codes and Standards
2.1
Compliance with Shell DEP version 40 and MESC version 13E
This contract requires compliance to the versions of the codes and standards listed in Shell DEP
version 40 and MESC version 13E. VENDOR shall ensure that this requirement is complied with.
2.2
Versions of Codes and Standards
If no revision or issue date is mentioned for referenced International Codes and Standards,
reference should be made to the latest version in force at the time of issue of this document.
2.3
Vendor Awareness of Applicable Codes and Standards
It is assumed that all the referenced standards are in the possession of the Vendor. If, however,
any of the Company standards listed are not in the possession of the Vendor, he must immediately
notify the PRINCIPAL and request copies. Failure of the VENDOR to notify the PRINCIPAL of any
company standards not in its possession and any later impact as a result is the responsibility of the
VENDOR. Vendor is responsible for getting International codes / standards without any cost to the
Company.
2.4
Hierarchy of Codes and Standards
All specifications, codes and standards listed in this document as applicable, shall be the latest
revisions in force at the time of the Purchase Order unless a specific revision has been defined.
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Specification and Requisition for Ball Valves
In the event of any conflict or contradiction between the Company Technical Standards and
Procedures the order of priority of the documents shall be in line with the highest possible
standards as follows:
First priority
:
This specification and requisition.
Second priority :
Company Standards.
Third priority
:
Shell Standards.
Fourth priority
:
International Standards.
Where the PRINCIPAL Technical Standards and Procedures refer to or amend
International Codes and Standards (e.g. API, ASME, DIN, BS, etc), these International Codes and
Standards shall be deemed to be part of the Specifications.
Any conflicts between this specification and other applicable MESC specifications, Engineering
Standards (DEP/PDO-SP), or industry standards, codes, and forms shall be resolved in writing by
the supplier or manufacturer Representative.
2.5
List of Applicable Codes and Standards
Company Standards
GU-611-Rev-23a(Jan 2017)
PDO Engineering Standards and Procedures.
SP-1131-Rev-5.0 (Aug-2015)
Hand-Over and As-Built Documentation (“PLIP”)
SP 1171- Ver 3.0 (Jun 2012)
Specification
for
Quality
Management
Requirements for Product and Service.
SP-1246 (Parts 1 to 5), Ver 2.0
Apr-10.
Specification for Painting and Coating of Oil and Gas
Production Facilities.
SP-2041- Ver 4.0 (Mar.2014)
Specification for Cracking Resistant Materials in H2S
Containing Environment
SP-2065-Rev-5.0 (Aug.2015)
Document Management for Projects
SP-2154 –Rev-2 (Dec. 2015)
Valves Technical Specification.
PR 1984- Ver 2 (Mar.2016)
Criticality Rating Procedure.
QHSE-QS-L3-318-R2
Drawing, Document Numbering and Equipment Tagging
Procedure.
QHSE-QS-L2-208-R0
Specification for Quality Assurance.
Note: The references listed in each following standards shall also be referred.
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System
Specification and Requisition for Ball Valves
Shell Group Standards (DEP version 40 and MESC version 13E)
DEP 00.00.20.10-Gen.
The use of SI quantities and units (endorsement of ISO/IEC
80000).
DEP 30.10.02.11-Gen
Metallic materials – selected standards.
DEP 30.10.02.13-Gen
Non-metallic materials - Selection and application.
DEP 30.10.02.31-Gen
Metallic materials - Prevention of brittle fracture in new
assets.
DEP 31.10.00.10-Gen
Positive Material Identification (PMI) Program.
DEP 31.38.01.10-Gen
Piping class - Basis of design.
DEP 31.38.01.11-Gen
Piping – General Requirements.
DEP 39.01.10.11-Gen
Selection of materials for life cycle performance (Upstream
facility) – Materials selection process.
DEP 39.01.10.12-Gen
Selection of materials for life cycle performance (upstream
equipment)
including
H2S-containing
environments
(amendments and supplements to ISO 15156:2009).
DEP 70.10.90.11-Gen
Spare Parts.
MESC SPE 77/110
Ball valves to ISO 17292.
MESC SPE 77/211
Valve Stem, Adapter and Bracket Dimensions for Floating
Ball Valves (Amendments/Supplements to EN 15081)
MESC SPE 77/300A
Synopsis of procedure and technical specification for type
acceptance testing (TAT) of industrial valves.
MESC SPE 77/302
Valves – General Requirements.
MESC SPE 77/312
Fugitive Emission Production Testing.
(Amendments/Supplements to ISO 15848-2).
MESC SPE 85/203
Graphitic Packing Material (Amendments/Supplements to
ASTM F2168).
MESC SPE 85/204
Packing Material, Graphite and Carbon Braided Yarn
(Amendments/Supplements to ASTM F 2191).
Note: The references listed in each following standards shall also be referred.
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Specification and Requisition for Ball Valves
International standards (Latest)
ASME B16.5
Pipe flanges and flanged fittings.
ASME B16.34
Valves-Flanged, Threaded & welding end.
ASME V
Non-destructive examination.
ASME SEC VIII: Div I
Rules for Construction of Pressure Vessels.
ASME Sec IX
Welding and brazing qualifications.
ASME B31.3
Process Piping.
ASME B16.10
Face to Face & End to End Dimensions of Valves.
API 6FA
Specification for fire test for valves.
API 607
Fire test for soft-seated quater turn valve.
ISO 17292
Metal ball valves for petroleum, petrochemical and allied industries.
ISO 10474
Steel and Steel Products, Inspection documents.
ISO 9001: 2015
Quality Management Systems –Requirements.
ISO 10497
Testing of valves – Fire type testing requirements
ISO 5211
Industrial Valves – Part-Turn Actuator Attachment
BS EN 10204
Metallic Products – Types of Inspection Documents.
BS 6755-2
Specification for fire type testing requirements.
NACE MR-01-75/ ISO
15156
Petroleum and natural gas industries – Materials for use in H2Scontaining environments in oil and gas production.
Note: The references listed in each following standards shall also be referred.
3. Scope of Supply
The vendor scope of supply covers but not limited to the design, engineering, fabrication,
assembly, inspection, testing, painting, certification, documentation, packing, shipping and delivery
of Ball Valves according to this specification and datasheets (Refer Appendix –2).
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Specification and Requisition for Ball Valves
4. Technical Requirements
4.1
General
VENDOR shall submit the duly filled table of compliance as per Appendix-1, signed and stamped
Ball valve data sheet (Appendix-2) and Vendor Document Requirement Listing (VDRL) form
Appendix-3. The deviations if any shall be listed in the Table of complaince along with technical
offer.
For drawing / document numbering OGC standard QHSE-QS-L3-318-R2 shall be followed.
4.2
Design / Manufacturing
Ball valves shall be manufactured in accordance with this specification and the requirements
specified in the valve data sheets (Refer Appendix –2). Ball valves shall comply SP-2154
requirements.
4.3
Sour service specification
All MOC of Ball valves shall comply with NACE MR 01-75/ISO 15156 (all parts), DEP 39.01.10.12Gen and SP-2041.
4.4
Marking
Marking shall be as per ISO17292, and MESC SPE 77/110.
4.5
Painting and Coating
Painting and coating (External) shall be done as per is PCS-1 of SP-1246 with colour RAL 9010.
4.6
Spare Parts
Vendor shall submit E-SPIR forms with all necessary spare parts detail and comply DEP
70.10.90.11-Gen.
5. Quality Control, Inspection, Testing and
Certification
Vendor shall comply Quality requirement in line with ISO 9001-2008, QHSE-QS-L2-208 and SP1171.
Vendor shall submit Inspection and Test Plan (ITP) for Principal review and approval. Third Party
Inspection (TPI) shall be involved to witness specific stage QC hold points as identified in the ITP.
QA/QC activities shall be in alignment with the requirements stated in Appendix C of PR 1984 –
Criticality Rating Procedure for the specific criticality rating indicated for the item under
procurement, and vendor shall confirm acceptance without any deviations”.
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Specification and Requisition for Ball Valves
Criticality rating – 3 as PR-1984 shall be followed for Ball Valves.
The Vendor shall submit inspection certificates as per MESC SPE 77/302, clause 9.
For the tests witnessed by TPI, Inspection certificate as per ISO 10474-3.2/EN 10204-3.2 shall be
provided.
5.1
Inspection & Testing
For all Ball valves inspection shall be done as per MESC SPE 77/302 and relevant MESC SPEs
mentioned in the valve data sheets in addition to project specific ITP (Inspection and Test Plan).
ITP shall cover the entire fabrication process and should be submitted by Vendor for Company’s
review and approval, prior to commence of fabrication. A copy of all internal and subcontractor’s
procedure shall be produced for Company’s review, as called on the ITP.
Company shall advise the extent of Company or Company’s Third Party involvement during stage
inspection and Factory Acceptance Testing and Integration Testing along with Company’s
comments / approval of the Quality Plan / Inspection Test Plan. However, Company reserves the
right to audit, inspect or participate in tests as per its discretion, which will be communicated to
Vendor in a timely manner.
Company or Company’s nominated representative shall access at any time to all premises of
Vendor / Sub-Vendor for inspection, testing and Quality audits.All procedures shall be approved by
the Principal.
6. Preparation for Shipment
Special care SHOULD be taken for the packaging of delicate equipment. Any damage resulting
from poor packing SHALL be on account of SUPPLIER and SHALL be replaced within the agreed
period.
Packing for shipment shall be in accordance with Company’s shipping instruction. Ball valves shall
be protected against damage and corrosion during transport and storage. Vendor shall submit the
preservation procedure of equipment and/or material in line with applicable Company / Shell
standards.
7. Delivery
The valves in assembled condition SHALL be delivered to Company’s stores (OGC, Mabella
Stores) Sultanate of Oman or as otherwise as directed in the Purchase Order.
8. Warranty
The VENDOR shall provide warranty for the supplied item as below.
Eighteen (18) months from the date of delivery, in accordance with the delivery terms, or within
twelve (12) months after the Goods have been put into commercial operation following satisfactory
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Specification and Requisition for Ball Valves
completion of the commissioning and testing programme, if any, whichever expires first, or results
from a cause reported.
9. Documentation
All documents as per VDRL (Appendix – 3) shall be supplied as applicable during bidding stage as
well as after award of purchase order.
9.1
Documentation to be supplied with offer
The vendor shall provide the following information as a minimum with the offer. These documents
shall include but shall not be limited to,
a. Table of Compliance and deviations to specifications, if any (Refer Appendix-1).
b. Completed (Signed and stamped) data sheet for the Ball valves in Appendix – 2.
c. Fabrication and delivery schedule.
d. Vendor’s standard guarantee and warranty of the complete unit.
e. Valve GA drawings.
f. Any other information not specifically listed here, which are considered necessary by the
vendor.
g. Documents / drawings as per VDRL (Refer Appendix-3).
9.2
Documentation to be supplied after award of contract
a. General arrangement drawing with detailed Bill of Materials.
b. Cross sectional drawing with parts list and MOC.
c.
Quality plan covering the complete design, fabrication welding and inspection procedures.
d. Documents / drawings as per VDRL (Refer Appendix-3).
10. Vendor Responsibility




The VENDOR shall be responsible for all activities including transportation, intermediate
storage, payment of all customs duty, port clearance charges etc., until safe delivery of the
material to the Company’s store in Oman. Any damage incurred before hand-over to the
Company shall be to VENDOR’s account. VENDOR or his agent must obtain a Goods Inward
and Damage Report from the Company upon delivery identifying the status of the materials.
The Goods Inwards and Damage Report must accompany Invoice Submission.
This specification shall in no way release the Vendor from final guarantee as to materials,
apparatus, workmanship and performance of the Ball valves.
All correspondences shall be in English.
Vendor shall submit all documents / drawings as per VDRL.
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Specification and Requisition for Ball Valves
11. Appendices
11.1
Appendix-1, Table of Compliance (1 Sheet)
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Specification and Requisition for Ball Valves
11.2
Appendix-2, Data Sheet for Ball Valves (2 Sheets)
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Specification and Requisition for Ball Valves
11.3
Appendix-3, VDRL (7 Sheets)
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