Min. Order: 25 Tons FOB Price: US $500-600 / Ton Production Capacity: 600,000 Ton/Tons per Year Standard: BS, JIS, DIN, ASTM, APIStandard: BS 1387, BS 1139, BS EN 39, BS EN1021...Grade: 10#-45#, 16Mn, A53-A369, API J55-API P11...Grade: 20#, 16Mn, A53(A,B), A106(B,C), API J55,...Thickness: 4 - 30 mmSection Shape: RoundOuter Diameter: 219 - 3048 mmPlace of Origin: Tianjin China (Mainland)Secondary ...