MATERIAL SPECIFICATIONS
7.1. Steel Structures: Equivalent materials are used whenever the specified materials are not available.
Strength ( KN/
Cm2)
No. Structural Components
Specification
1.
ASTM A572M Grade 345 Type 1
Fy = 34.5
Tubes
ASTM A 500 Grade B
Fy = 32.5
I-Section
ASTM A572M Grade 50
Fy = 34.5
Channels
EN – 10025 S355JR
Fy = 35.5
Angle
ASTM 572 Grade 50
Fy = 34.5
Pipes
JIS – G-6344-STK500
2.
3.
Built up Section
Hot Rolled
Section
Cold Form Secondary
Member
4. Mezzanine Deck Panel
Diagonal X
5.
Bracing
ASTM A653M SS Grade 340 Class 1 Coating:
Z275
Fy = 34.5
ASTM A653M SS Grade 340 Class 1 Coating:
Z275
Fy = 34.5
Cable
ASTM A475 – Extra High Strength Class A
Rods
ASTM A36
Fy = 27.7
HR Angles ASTM – A572 Grade 50
Fu = 34.5
6. Anchor Bolt
Primary Connection Bolt
Pu = 119.7 KN
Grade 4.6 Hot dip galvanized, L-shape with 2
nuts
Fu = 30.36
ASTM A325M Type-1 Fully threaded Hot dip
galvanized
Ft =30.36
Grade 8.8 Fully Threaded Hot dip galvanized
Ft =30.36
Grade 4.6 Electro galvanized, Fully Threaded
with 4 nuts
Fy = 24.5
7. Secondary Connection Bolt
(for purlin, girts and flang
braces)
8. Sag Rods
Note: FY = Yield Strength, FU = Ultimate Tensile Strength,
PU = Ultimate Tensile Strength, FT = Tensile Strength
Page Break
7.2. Panel & Panel Accessories:
Item
Specification
Mill Finish
AluZinc Coated Steel
Polyester
Painted
Mill Finish
Aluminum
Polyester
Painted
Panels & Trims
ASTM A792M Grade 340 Class I; Coating
AZ150.
On weather surface, 5 microns primer+20
microns polyester paint.
On inside surface, 5-7 microns PU compatible
epoxy primer.
AA Alloy A3105, H46, Fy= 145 N/mm2
On weather surface, 5 microns primer + 20
microns polyester paint.
On inside surface, 5-7 microns PU compatible
epoxy primer.
The term wall trims applies to eave trims, corner trims, gable
trims, drip trims and all flashings & trims around doors,
windows, etc.
Wall Trims
Wall trims are made from the same material (thickness & color)
as wall panels.
Ridge Panel
These are made from same material thickness & color, as roof
panels.
Curve Eaves
These are made from same material thickness & color, as roof
panels.
High grade carbon steel;
Auzic Coated
Steel Panels
Self Drilling
Fasteners
Stainless Steel;
Aluminum
Panel
Panel
Accessories
5.5mm diameter with 19mm diameter washer and 3mm EPDM
Seal.
5.5mm diameter with 19mm diameter washer and 3mm EPDM
Seal.
Foam Closure
These are solid closed cell ethylene polypropylene terpolymer
closures matching the panel profile and are provided in many
locations throughout the building to create a weather seal.
Bead Mastic
Extruded elastomeric butyl rubber based sealant.
Pop Rivets
Small headed pin with an expandable shank for fixing
flashing/gutters. Size used is 3.2mm diameter X 11mm long.
Gutters and
Down pipes
Purlin Tape
Polythene coated water proof cloth tape with a pressure
sensitive adhesive and is laid along the entire length of the top
of secondary members when aluminum panels are used.
Eave Gutter
Eave gutters are made for the same material, thickness & color
as wall panels.
Valley Gutter
Valley Gutters are made from 0.9mm thick G-90 Galvanized
steel.
Down pipes for both eave gutters and valley gutters are made of
PVC pipes that are located at each exterior and valley colunm.
Down pipe
Eave downpipes are 110mm diameter. Valley downpipes are
160mm diameter.
Eave Gutter Straps
0.7mm thick Polyester Painted AluZinc Coated Steel in Frost
White Color, spaced at 666mm on centers.