building materials galvanized steel walk grating/20year professional manufacturer
USD $10 - $30 /Square Meter
Min.Order:10 Square Meters
Hebei Jiuwang Metal Wire Mesh Co., Ltd.
1.what is steel grating ?(galvanized building materials walk grating ) -- 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- oil refinery walkway 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 standard-- oil refinery walkway grating
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 |
4.steel grating common introduction
Bearing bar type | Flat bar | I bar | Serrated bar |
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Cross bar type | Twisted bar | Round bar | flat bar |
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Production process | welded | Pressure locked |
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Surface treatment | Self-colour | Galvanized | painted |
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application | Platform | walkway&floor | Trench cover | Steel stair treads |
| Suspended ceiling | Barrier fence |
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5.platform floor steel grating payment & delivery details -- building materials walk grating
Package | Safety package or naked |
Delivery | Within 15-20 days after receiving the deposit |
Payment terms | EXW: 100% T/T. FOB: T/T, 30% deposit, 70% balance payment before shipping. CIF: T/T, 30% deposit, 70% balance payment at the sight of copy of B/L. |
HS code | 7308900000 |
Price validity | Within 7 days |
6. building materials walk grating application