1.Standard: GB,ASTM,JIS,DIN,BS<EN 2.Size: 20*20*2mm-200*200*20mm 3. ... angle bracket Standard:GB,ASTM,JIS,DIN,BSMaterial:Q235,Q345,10#,20#,ASTM A106 Gr.B,A36 ... according to clietns' requirement.Thickness Tolerance+/- 8% Packing: plastic cap, in bundle, as client's requirementApplication: petroleum, power, papermaking,chemical, ...