Steel Grating Mesh

We produce three kinds of steel gratings, they are Plain Style Steel

Grating, Serrated Style Steel Grating and 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.
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
3) Cross Bar Pitch (center to center): 38, 50, 76, 100, 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 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.