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.
Company name:
Anping County Huxin Hardware Wire Mesh Products Co.,Ltd.