... 1.JIS G3141,GB Q235--Q345,ASTM A36,DIN STANDARD, UPN, UPE, etc 2.SIZE: 50mm-400mm TANGSHAN BAIFENG STEEL STRENGTHSPRICE: Keep ... G3141,GB Q235--Q345,ASTM A36,DIN STANDARD, EN STANDARD, etc All sizes from Size 20--Size 200CHANNELSpecification: JIS G3141,GB Q235--Q345,ASTM ... G3141,GB Q235--Q345,ASTM A36,DIN STANDARD, EN STANDARD, etc All Sizes from Size 100--Size 600 I—BEAMSpecification: JIS G3141,GB Q235 ...