steel angle 1.specifications:20*20*2mm-200*200*20 2. ... 20mm 3.Width: 20-200mm 4.Material:Q195,Q235,SS400 galvanized angle steel 1.specifications:20*20*2mm-200*200*202.Wall thickness ... Length: 1-12m4.Standard: GB,ASTM,JIS,DIN,BSSteel grade: Q195, Q235,Q345,10#,20#,ASTM A106 GRB6. ... -12m175*17512mm15mm6-12m180*18012mm14mm6-12m200*20015mm20mm25mm6-12m250*25025mm35mm6-12m galvanized angle bar