hot rolled carbon steel flat bar Grade: SS400, ST37-2, A36, S235JRG1, Q235, Q345. Technique: hot rolled Length(m): 6, 9, 12 We supply high quality hot rolled flat bar with reasonable ... -Shen Expressway. Our main products include angle steel, channel, I-beam, H-beam, deformed bar, round bar, steel pipe, steel plate and more. Under the Operating ...