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Brand Name : Gnee
MOQ : 2PCS
Supply Ability : 300000 Square Meter/Square Meters per Month
Delivery Time : Shipped in 20 days after payment
Packaging Details : Fix with metal belt Packing with pallet ,outside wrap with waterproof plastic film Finial in container
Steel grating has three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements.
| Steel Grades | Low carbon steel, mild steel, stainless steel or following customer requirements |
| Steel standards | ASTM A36, A1011, A569, AS3679, BS4360, GB700-88, Q235B, S235JR, S275JR, SS304L, SS316L etc. |
| Bearing bar specifications (mm) | Flat bars: 15x2, 20 X 3 to 100 X 10, 150 x16mm etc; I bars: 25 X 5 X 3, 32 X 5 X 3, 38 X 5 X 3, 40 X 5 X 3, 50 X 5 X 3, 50 X 7 X 4, 55 X 7 X 4, 60 X 7 X 4, 65 X 7 X 4, 70 X 7 X 4, 75 X 7 X 4mm, or customized USA types: 1' ' x3/16' ' , 1 1/4' ' x3/16' ' , 1 1/2' ' x3/16' ' , 1' ' x1/4' ' , 1 1/4' ' x1/4' ' , 1 1/2' ' x1/4' ' , 1' ' x1/8' ' , 1 1/4' ' x1/8' ' , 1 1/2' ' x1/8' ' etc |
| Bearing bar types | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
| Bearing bar pitch (center to center) | 12.5, 15, 20, 22, 23.85, 25, 30, 30.16, 30.3, 30.45, 31, 32.5, 33, 34.3, 35, 38, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, or customized USA types: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc |
| Twisted square or round cross bar pitch (center to center) | 30, 38, 40, 50, 60, 76, 100, 101.6, 110, 120mm etc, or customized USA types: 4'', 3'', 2'' etc |
| Grating types | Press welded/ webforge/ electroforge grating, press locked grating, swage grating etc |
| Hot dip galvanizing standards | ASTM A123, AS1650, BS729-1971, GB/T13912 etc |
| Surface Treatment | Nature/ mill finish, hot DIP galvanizing, painting, spraying coating or following customer requirements |
| Grating features | Anti-rust, durable, strong, safe, easy installation |
| Grating packing | Wrapped with film and straps on steel pallet packing or packed according to the customers' requirements. |
| Grating production standards | A) China: YB/T4001.1-2007 B) USA: ANSI/NAAMM(MBG531-88) C) UK: BS4592-1987 D) Australia: AS1657-1985 E) JIS |
1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10; The specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.
2) Bearing Bar Pitch (center to center):
12.5, 15, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended,
America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4) and so on. >
3) Cross Bar Pitch (center to center):
38.1, 40, 50, 60, 76, 80, 90, 100, 101.6, 102, 135mm and so on
4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing
6) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS.



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Galvanized Serrated Style Steel Grating for Safe and Customizable Platform Walkways Images |