http://www.ec21.com/ec-market/h beam i beam u channel angles.html http://tjtxgy.en.ec21.com/H_Beam--3976705_3978299.htmlbeam (IPE IPEAA), H Beam( welded h beam, hr h beam), U channel (JIS CHANNEL), M.S Angles, M.S.flat bars, square bars. E20091203 http://tewoom.en.ec21.com/Steel_Angle--1970357_3623894.htmlU-Channel 1. Size: 50-300mm 2. Material: Q235 Q195 SS400 A36 3. Length: 6m 9m 12m for further information, feel free 20090623 http://alrimala.en.ec21.com/I_Beams_U_channel_Angles--345992_627248.html- IPE, IPN, JIS, UPE, UPN, H Beames & Channels - Equal & Unequal Angles20041015 http://asyingyi07.en.ec21.com/Supply_Varous_Kinds_of_Medium--1770392_3308338.html 1.I-beam: Q235AB/F; Q345A (16Mn); 20# 2.Channel: Q235A; B/F; Q345A (16Mn); 20#08CuPVXt 3.Heavy rail, Welded steel rail20090622