Steel Grating

Our MEGATRO provide steel grating with specification as follow

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, etc.

2. Bearing Bar Pitch (center to center):

12.5 to 100 mm etc also are according to client's requirement and 30, 40, 60mm are recommended, and America standard is available.

3. Cross Bar Pitch (center to center):

From18.5 to 101.6mm etc also is according to client's requirement and 50, 100mm are recommended, America standard is available.

4. Steel Grating Material: mild steel (low carbon steel ASTM A36 or Q235), stainless steel 304 or 316
5. Steel Grating Surface Treatment: Untreated, Painting or Hot Dipped Galvanizing

6. Steel Grating standards:

① China: YB/T4001.1-2007

② U.S.A.: ANSI/NAAMM (MBG531-88)

③ U.K.: BS4592-1987

④ Australia: AS1657-1985

⑤ Japan: JJS

7. Hot Dipped Galvanizing Standards:

① China: YB/T 13912-2002

② U.S.A.: ASTM A123