ERW API 5l steel pipe Manufacture OD:48.3---610mm Thickness:2.---14mm Standard:EN1,API ,ASTM. Material:GRB ,X42,J55,X65 About Products: We are ... Steel Pipe For LSAW SSAW ERW 1. Steel Pipes (LSAW) OD: 457 - 1, 220mm (18 - 48") THK: 6 - 25.4mm standards: API 5L, API 5CT ... - 40mm standard: API SPEC 5L, ASTM, GB/T9711.1-1997, GB/T5037-2001, GB/T5040 material:16MN, Q2953. ERW Steel Pipe. Oil casing pipes ...