... client's demandGr1,Gr2, Gr3,Gr5,BT1-00,BT1-0Hot rolling>4.1~60.0Cold rolling0.3~4.0Gr5,Gr12,BT5 ... , BT6,BT22,OT4Hot rolling>4.1~60Cold rolling0.5~4.0Gr3,Gr4,BT5, BT5 ... most favorable price and the best service .(4)The original Mill Test Certificate is available to attach to the delivery(5 ...