... pipe ,oil & gas pipe line Brand Tiger steelStandard ASTM A53,BS1387-1985,DIN2440,GB/T3091-2008,EN39,BS1139Material ... Carbon steel :ASTM A 53/A106 GR,B ,X42.X52. Q195 ... .0m,11.5m,11.8m,12mZinc Coating 60-275g/m2 (If need )Productivity 30,000 per monthMOQ 10 ... Africa, etc.Contact Person Amanda Cui 15563512134 API 5L ASTM A 53/A106 Gr.B seamless steel tube,line ...