... service oil pipeline hot rolled oil pipeline steel :mild steel coils, carbon steel coils ,high strength low alloy steel coilsthickness:4mm to 25.4mmwidth:1250mm,1500mm,1800mm,2000mmgrade: X42,S290 ,API-B ... ,X46,S320,X52,S360 ,X56 ,S390 ,X60,S415,X65,S450,X70,S480,X70,S480 ,S245 hot rolled steel coilsDelivery condition : hot rolled with Boron ...