Steel grating is made by bearing bar and cross bar according to the flat-steel weft arrangement, in high-pressure spacing on resistance welder welded by cutting, incision, opening, overlock process such as processing and into customer requirements finished products.
1. Stair tread grating panel size available(black grating): 1000x900x25mm or 900x250x25mm,and other sizes are available 2.steel grating specification-Â Â Â steel platform grating panel size available(black grating): 1000x5800mm or 1000x6000mm
Bearing bar pitch
  Cross bar pitch
load steel size ( Width ×Thickness)
20×3
25×3
32×3
40×3
20×5
25×5
30
100
G203/30/100
G253/30/100
G323/30/100
G403/30/100
G205/30/100
G255/30/100
50
G203/30/50
G253/30/50
G323/30/50
G403/30/50
G205/30/50
G255/30/50
40
100
G203/40/100
G253/40/100
G323/40/100
G403/40/100
G205/40/100
G255/40/100
50
G203/40/50
G253/40/50
G323/40/50
G403/40/50
G205/40/50
G255/40/50
60
50
-
G253/60/50
G253/60/50
G403/60/50
G205/60/50
G255/60/50
Bearing bar pitch
Cross bar pitch
load steel size (Width ×Thickness)
32×5
40×5
45×5
50×5
55×5
60×5
30
100
G325/30/100
G405/30/100
G455/30/100
G505/30/100
G555/30/100
G605/30/100
50
G325/30/50
G405/30/50
G455/30/50
G505/30/50
G555/30/50
G605/30/50
40
100
G325/40/100
G405/40/100
G455/40/100
G505/40/100
G555/40/100
G605/40/100
50
G325/40/50
G405/40/50
G455/40/50
G505/40/50
G555/40/50
G605/40/50
60
50
G325/60/50
G405/60/50
G455/60/50
G505/60/50
G555/60/50
G605/60/50
3.   steel grating platform  introduction--  steel platform grating Type bearing bar:i TYPE, Serrated type,plain type tolerance of standard steel grating
