... Q235,ASTMA53, ect. Dimension:50*37-400*104 channel steel bar(high quality and low price)The products of Hengji Steel ... bar, I-beam steel bar, H-beam steel bar, channel steel bar, deformed steel bar, cold/hot rolled steel ... shipbuilding, chemical industries, environmental protection, boiler making, water conservancy, power, steel structural products, building, etc. The company implements international ...