mild steel flat bar, flat bar Grade: SS400, ST37-2, A36, S235JRG1, Q235, Q345. Technique: hot rolled ... , H-beam, deformed bar, round bar, steel pipe, steel plate and more. Under the Operating Principle of "honesty as the root, prosperity through ... you need. Tangshan Fengrun jinding trading co., ltd. Address: South of Liuzhuangzi, Fengrun, Tangshan, Hebei, China . Tel: 0086-315-5195989 Fax ...