... 0.9mm to 3.0mm 3) Plain & Slot MS Channel steel bar1.Origin: Tangshan city 2.Standard: GB , JIS ... SS400.ect4. Standard: GB , JIS ,BS , ASTM, DIN.5. Size: meet Standard size or as buyer's request .6 ... . Length: 5.8M, 6M, 8M, 9M, 12M.7. Packing: with ... and traffice systom , vehchile ,machine12.Zinc coating:40-275g/m2Except U channel, we also deal with Angle steel bar, ...