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China Gbt 6728 / ASTM A500 ERW Mild Steel Rhs Hollow

Gbt 6728 / ASTM A500 ERW Mild Steel Rhs Hollow Section From Chinese Manufacturer. Square:20*20-400*400mm Rectangular:10*20-200*400mm China Low-alloy Square Pipe Suppliers, Manufacturers The low-alloy square tube is produced in accordance with the national standard GBT 6728-2002 cold-formed hollow section steel for the size, shape, weight and allowable deviation of the structure. It is made of Q345B strip steel after processing and rolling.

GB/T 6728-2002:Translated English of Chinese Standard

Jan 18, 2016 · (GBT 6728-2002, GB/T6728-2002, GBT6728-2002):Cold formed steel hollow sections for general structure - Dimensions, shapes, weight and permissible deviations https://chinesestandard.net 0 Reviews