I beam / I-beam / I beeam steel 1.Material : SS 400, ST37-2 , A36, ... Q235, Q345 etc. 2.Length : 6 meter, 9 meter I beam / I-beam / I beeam steel1> Material : SS 400, ST37-2 , A36 ... 2000. Our main products include angle steel, channel, I-beam, H-beam, deformed bar, round bar, steel pipe, steel plate and more. Under the ... requirements, including the material, specification, quantity mild steel I beam