hot dip galvanized steel grating

1.Bearing bar pitch:*0,*0,*0mm
2.Cross bar pitch;*0,**0mm
3.Plain,Serrated,I-shape
4.Hot-dipped galvanized,Painted,Untrea

We produce kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. 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 *0 x 3 to **0 x *0;the specification of I-section type is *5 x 5 x 3, *2 x 5 x 3, *8 x 5 x 3, *0 x 5 x 3, *0 x 5 x 3, *0 x 7 x 4, *5 x 7 x 4, *0 x 7 x 4, *5 x 7 x 4, *0 x 7 x 4, *5 x 7 x 4, etc.

2) Bearing Bar Pitch (center to center):

*2.5, *5,*5, *0, *0.*6, *2.5, *4, *0, *1.*5, *5, *0, *0, *0.*2, *0, **0 mm etc, also be according to client's requirement and *0, *0, *0mm are recommended,

America standard is available <1'' x 3/*6'', 1 1/4'' x 3/*6'', **1/2'' x 3/*6'', 1'' x 1/4'', **1/4'' x 1/4'', 1 1/2'' x 1/4''(**-w*4),(**-w*2) and so on.>

3) Cross Bar Pitch (center to center):

*8, *0, *6, **0, **1.6mm etc, also be according to client's requirement and *0, **0mm 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/T********8

B) USA: ANSI/NAAMM (MBG*****8)

C) UK: BS********7

D) Australia: AS********5