Galvanized Flat Steel 1.Material grade:Q195-235,Q235B,Q345 2.Standard:GB/ASTM/JIS/BS 3.Specification:10*3-100*10 Galvanized ... Flat Steel1.Material grade:Q195-235,Q235B,Q3452.Standard:GB/ASTM/JIS/BS3.Specification:10*3-100*104 ... angle iron, and hot-dipped galvanized channel steel (U-steels), square tubes, rectangular tubes, angle iron, U-steel, H-steel, and sheet steel ...