| Customization: | Available |
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| Certification: | CCC, ISO |
| Application: | Steel Structure Walkway, Foot Pedal, Drain Cover |
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Steel Grating (Plain Steel Grating Flat Steel Grating & Serrated Steel Grating / Tooth Shape Steel Grating)
1) Bearing Bar (Load Bar) (mm): 20 x 3 to 100 x 9;the specification of "I-section" is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.
2) Bearing Bar Pitch (center to center): 12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available
3) Cross Bar Pitch (center to center): from18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.
4) Steel Grating Material:Q235 Steel or stainless steel grating.
5) Steel Grating Surface Treatment: Untreated, Painting or Hot Dipped Galvanizing
6)Quality Standard:
Steel Grating Standard: China YB/T4001-1998
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A)
Hot Dip Galvanizing Standard: China GB/T13912-92 / ASTM (A123) / BS729
7) Application of Steel Grating: Floor;Catwalk;Mezzanines/decking;Stair tread;Fencing;Vault bin floor;Ramp;Dock/Warehouse;all kinds of trench cover;Window and machinery safe guards;Wash rack;Ventilation screen;Storage rack;Suspended ceiling;Drainage pit cover,etc
specifications
(1)max panel size available for 1000x5800mm
| 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 |
(2)Surface treatment&appliacation: mill finish,hot dip galvanized, painted
| 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 |
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