Steel grating , catwalk steel grating Scaffolding Safety Ladder Access Gate
professional Metal Building Materials hot dipped galvanized stainless steel cast iron diffraction grating Manufacturer
Steel grating is flat steel bar according to a certain distance and cross arranged and welded into the middle of a square lattice with an iron and steel products ,steel grating generally use carbon steel production, appearance of hot dip galvanized, can serve to prevent the role of oxidation, can also be made of stainless steel .
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Steel Grating |
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Bearing Bar |
25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc |
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Bearing Bar Pitch |
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. |
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Material Grade |
ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400, Mild steel & Low carbon steel, etc |
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Twisted Cross Bar Pitch |
38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc |
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Surface Treatment |
Black, self colour, hot dip galvanized, painted, spray coating |
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Grating Style |
Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
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Standard |
China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), |
It is widely used for platform, aisle, trestle, drain cover, manhole cover, steel ladder, fence, and guardrail in the fields including petrochemical, power station, sewage treatment plant, mechanical manufacture, mechanical and electrical equipment, paper mill, cement plant, pharmacy, food processing, municipal engineering, environmental engineering, etc.
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