hot rolled RAIL CARBON H Beam 1)100*100*6*8 ... ,Q235 SS400 Q345 3)civil construction,engineering hot rolled RAIL CARBON H Beam 1)100*100*6*8-912 ... engineering First class quality cheap pirce, H-beam mainly used for industrial workshop, civil construction, municipal engineering, oil platform, ... such as light, super light h-beam very suitable for container, mobile houses, all kinds of garage, box train ...