Type

Welded steel grating, Galvanized steel grating  

Steel flat size

20×3~45×5mm

Beraing bar pitch

12.5,15,20,25,30,35,40,50mm

Cross bar pitch

38,50,80,100mm

material

Low carbon steel, stainless steel, aluminium

Surface treatment

Untreated, hot galvanized, painted

Application

flooring steel gratings, stair treads, sun shades, drain covers, security screen

manhole covers, mezzanine flooring, earth mats, shelving, Stanchions (hand rails)

trench covers

Standards

China: YB/T 4001.1-2007

USA: ANSI/NAAMM(MBG531-88)

UK: BS4592-1987

Australia: AS 1657-1985