hot rolled carbon steel flat bar Grade: SS400, ST37-2, A36, S235JRG1, Q235, Q345. Technique: hot rolled Length(m): 6, 9, 12 We ... to 60mm Flat bar can be either used as hot-rolled finished product or billet cut from plate. Specifications Application ... : machinery manufacturing, shipbuilding, railway spare parts, Iron tower steel structure, boilers making ,etcFounded in 2000, we are a leading ...