Steel Grating/steel bar grating/welded steel grating

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Product Overview

Description


Steel Grating is made of flat steel and bars by welding with certain distances. It goes through cutting, opening, edging and other processes. The products enjoy the features of high strength, light structure, high bearing, convenience for loading and other properties. The hot dipped zinc coating gives the product excellent anti-corrosion resistance.


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Steel Grating is widely used in the platform, corridor, bridge, well covers, stairs, fencing for petroleum, chemical, power plant, waste treatment plant, civil engineering projects and environmental projects.


 









































No.



Item



Description



1



Bearing Bar



25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm 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      



2



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.             



3



Twisted Cross Bar Pitch



38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' e


tc                            



4



Material Grade



ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400,


 Mild steel & Low carbon steel, etc



5



Surface Treatment



Black, self colour, hot dip galvanized, painted, spray coating               



6



Grating Style



Plain / Smooth, Serrated /teeth, I bar, serrated I bar                             



0.1899 s.