... 0.9mm to 3.0mm 3) Plain & Slot MS Channel steel bar1.Origin: Tangshan city 2.Standard: GB , JIS ... ,BS , ASTM 3.Steel grade: Q195,Q235,Q345, SS400, ST52, A36U CHANNEL1. Price ... 570-$680 per ton .2. Original : Tangshan city .3. Steel Material :Q195-Q235. ASTM A36, SS400.ect4. Standard: GB ... ,machineExcept U channel, we also deal with Angle steel bar, H and I beam.If you would ...