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Welded Steel Stair Treads Steel Bar Grating High Strength
Welded steel grating is one of the most commonly used steel grating, also called metal open bar grating. Welded steel grating is made of carbon steel or stainless steel. Welded steel grating has anti-slip surface, corrosion resistance, good drainage function, high strength and load capacity. So it is widely used as walkway, stair, fence, shelf, ceiling and floor in many places.
Features of Welded Steel Stair Treads Steel Bar Grating High Strength
High strength and load capacity.
Anti-slip surface.
Corrosion resistance.
Good drainage function.
Easy to install and maintain.
Applications of Welded Steel Stair Treads Steel Bar Grating High Strength
Platform services in industrial and energy construction.
Walkway of bridges and transitions.
Shelf of factory and supermarket.
Ceiling of factory, house and hall.
Gully and well cover of street and huge yard.
Fence of balcony, factory and playground.
Floor of many places.
Specifications of Welded Steel Stair Treads Steel Bar Grating High Strength
Type | Plain / Smooth, Serrated /teeth, I bar, serrated-I bar |
Load /Bearing bar size | 20×3,25×3,25×5,30×3,30×4,30×5,32×3,32×5……120×10mm,etc. |
Load /Bearing bar pitch | 12.5,15,20,25,30,35,40,50mm |
Transverse /Cross bar pitch | 38,50,80,100mm |
Material | Low carbon steel, stainless steel, aluminum alloy |
Surface treatment | Untreated, hot galvanized, painting,electro galvanized |
Grating Standard | China: YB/T 4001.1-2007 USA: ANSI/NAAMM(MBG531-88) UK: BS 4592-1987 Australia: AS 1657-1985 |
Material standard | China: GB 700-88 UK: BS 4360:1990 USA: ASTM A36/A36M-96 AUSTRALIA: AS 3679 |
HDG standard | CHINA: GB/T13912-2002 UK: BS729 USA: ASTM A123/A123M-97a AUSTRALIA: AS 1650 |