Building Material Industrial Walkways Steel Bar Grating Hot DIP Galvanized Platform Steel Grating Plate
1.what is steel grating ?( road drainage grates ) -- 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.
2.steel grating specification- galvanized road drainage grates
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. Anping metal walking grates introduction-- galvanized road drainage grates | 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 | | |
4.steel grating standard-- galvanized road drainage grates
