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Specifications

Our plain type steel grating is used in steel structure platforms, one of the most widely used steelgratings, kilns, sidewalks, well covers, drainage, and stair treads.
 

Features:
a) Type of bearing bar:
20 x 3 - 100 x 6
b) Pitch of bearing bar: 12.5, 25, 15, 30, 34.3, 60, 40, etc.
c) Pitch of cross bar: 38, 76, 50, 100, etc.
d) Material: mild steel or stainless steel
e) Finish: hot dip galvanizing, painted, untreated
 f) Steel grating standards: 1) China: YB / T4001 - 1998 2) USA: ANSI / NAAMM (MBG531 - ) 3) UK: BS4592 - 1987 4) Australia: AS1657 - 1985
 

 

Series striate-bar pitch   Cross-bar Pitch  
Specification of bearing bar load(width×thickness)
20×3 25×3 32×3 40×3 20×5 25×5
1 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
2 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
3 60 50   G253/60/50 G253/60/50 G403/60/50 G205/60/50 G255/60/50
Series  Pitch of Bearing bar  Cross-bar Pitch  
Specification of bearing bar load(width×thickness)
32×5 40×5 45×5 50×5 55×5  60×5
1 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
2 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
3 60 50 G325/60/50 G405/60/50 G455/60/50 G505/60/50 G555/60/50 G605/60/50