... channel bar Grade: Q235B, SS400, Q235, Q345, Q345B, ST37-2, A36, S235JRG Technique: Hot Rolled We supply high quality Channel ... -400*104*14.5mm Japanese standard size: 50*25*3mm-300*90*13mmsize (mm)thickness (mm)thickness ... (mm)weight (kg/m)50*253.00~5.006.002.37~3.4675* ... main products include angle steel, channel, I-beam, H-beam, deformed bar, round bar, steel pipe, steel plate ...