... demand Gr1,Gr2, Gr3,Gr5,BT1-00,BT1-0 Hot rolling>4.1~60.0Cold rolling0.3~4.0Gr1,Gr2, Gr3 ... ,Gr5,BT1-00,BT1-0Hot rolling>4.1~60Cold rolling0.5~4.0Gr3,Gr4,BT5,BT5 ... lowest price and the best service for each client.(4)Mill Test Certificate provide before deivery to ensure the quality if ...