Galvanized steel Grating made by welding with flat steel and cross/round bars with certain distances.
Our Galvanized Steel Grating enjoy the feature of high strength, light structure, high bearing,
convenience for loading and other properties. The hot dipped zinc coating gives the product
excellent anti-corrosion.
1)Raw material :Low carbon steel, stainless steel, aluminum alloy
2)Types of Steel Grating:Plain/smooth type, I type ,Serrated/teeth type.
Specification of galvanized steel grating:
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Common specification of Steel grating
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Material Standard
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ASTM A36, A1011, A569, Q235, S275JR,Stainless steel 304,
Mild steel & Low carbon steel, etc
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Bearing Bar
(width*thickness)
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25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10…..100 x10mm etc;
I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'',1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc
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Bearing Bar Pitch
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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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Twisted Cross Bar Pitch
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38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc
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Surface treatment
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untreated(black), hot-dipped galvanized ,powder coated,
electroplate, painting or as per customers’ requirement.
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Grating Style
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Plain / Smooth, Serrated /teeth, I bar, serrated I bar
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Remarks: Other sizes also can be customized according to customers’ requirement.
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The application of the Steel grating:
