Steelgrating

Description:

1) BearingBar (Load Bar) Specifications (mm): The specification of plaintype and serrated type bearing bar is 20 x 3 to 100 x 9;thespecification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x3, 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 x7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.

2) BearingBar Pitch (center to center): 12.5 to 100 mm etc, also beaccording to client''s requirement and 30, 40, 60mm arerecommended, America standard is available

3) Cross BarPitch (center to center): from18.5 to 101.6mm etc,also be according to client''s requirement and 50, 100mm arerecommended, America standard is available.

4) Steel Grating Material:Q235 Steel orstainless steel grating.

5) Steel Grating Surface Treatment: Untreated,Painting or Hot Dipped Galvanizing

Standard:

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) HotDipped Galvanizing Standards:

A) China:YB/T 13912-2002

B)U.S.A.:ASTM A123