standard steel grating
steel grating
material:hot-dip galvanized ,stainless steel
stair treads, trench grating
standard steel grating
galvanized steel floor grating
galvanized steel gratings
Material: low carbon steel, mild steel and stainless steel
Surface treatments: hot-dipped galvanized, painting or untreated
Plain Steel Grating, Serrated Steel Grating and I Bar Steel Grating are usual material of steel grating. Our gratings 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 requirement.
Products Description:
1) Bearing Bar (Load Bar) Specifications (mm):The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 9;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, ....
2) Bearing Bar Pitch (center to center):
12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available.
3) Cross Bar Pitch (center to center):
from18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.
4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot Dipped Galvanizing
6) Steel grating standards:
A) China: YB/T4001.1-2007
B) U.S.A.: ANSI/NAAMM (MBG531-88)
C) U.K.: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS
7) Hot Dipped Galvanizing Standards:
A) China: YB/T 13912-2002
B) U.S.A.:ASTM A123
Specifications:
Series | Bearing Bar Spacing | Cross Bar Spacing |
Bearing Bar Specification ( Width * Thickness)
| |||||||
| ( mm ) | ( mm ) | 32*5 ( mm ) | 40*5 ( mm ) | 45*5 ( mm ) | 50*5 ( mm ) | 55*5 ( mm ) | 60*5 ( mm ) | ||
1 | 30 | 100 | G325/30/100 | G405/30/100 | G455/30/100 | G505/30/100 | G555/30/100 | G605/30/100 | ||
|
|
| 50
| G325/30/50 | G405/30/50 | G4555/30/50 | G505/30/50 | G555/30/50 | G605/30/50 | |
2 | 40 | 100 | G325/40/100 | G405/40/100 | G455/40/100 | G505/40/100 | G555/40/100 | G605/40/100 | ||
|
|
| 50
| G325/40/50 | G405/40/50 | G455/40/50 | G505/40/50 | G555/40/50 | G605/40/50 | |
3 | 60 | 50 | G325/60/50 | G405/60/50 | G455/60/50 | G505/60/50 | G555/60/50 | G605/60/50 | ||
