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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 |
Bearing bar type | Flat bar | I bar | Serrated bar | |
Cross bar type | Twisted bar | Round bar | flat bar | |
Production process | welded | Pressure locked | ||
Surface treatment | Self-colour | Galvanized | painted | |
application | Platform | walkway&floor | Trench cover | Steel stair treads |
Suspended ceiling | Barrier fence |
Steel Grating Standard | |||
Steel Grating Standard | Steel Standard | Galvanizing Standard | |
China Standard | YB/T 4001.1-2007 | GB700-88 | GB/T13912-2002 |
USA Standard | ANSI/NAAMM (MBG531) | ASTM (A36) | ASTM (A123) |
U.K. Standard | BS4592 | BS4360 (43A) | BS729 |
Australia Standard | AS1657 | AS3679 | AS1650 |
Deutsche Standard | DIN24537 | DIN17100-80 | DIN50976 |