hot dipped galvanzied 30x3 galvanized steel grating

The hot dipped galvanzied 30x3 galvanzied steel grating is a product that bearing bars and cross bars
were arranged in accordance with a certain distance.
Hot dipped galvanzied 30x3 galvanized steel grating's cross bar and bearing bar are welded to a metal with a square lattice.
The hot dipped galvanized 30x3 galvanized stee grating is used to trench cover, ladders treads, ceiling and other buildings material.

1)Material: There are mill steel black, hot dip Galvanizing  and stainless steel grating.

 

2)Usage: flooring walkway, platform ,steel structures, stair tread, well cover, trench cover, sump cover,compound gratings, storage shelves, ladder, fences and handrail so on for construction project, oil project, seaport, power plant, water plant, defense project, chemical factory and so on.

 

3)Types: Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating.

4) Steel grating standards: 
A) China: YB/T4001-1998 
B) USA: ANSI/NAAMM (MBG531-88) 
C) UK: BS4592-1987 
D) Australia: AS1657-1988 
E) Japan: JJS.