... 3---610mm Thickness:2.---14mm Standard:EN1,API ,ASTM. Material:GRB ,X42,J55,X65 About Products: We ... 6 - 25.4mm standards: API 5L, API 5CT, ASTM material:16MN, Q2952. SSAW Steel Pipe OD: 219.1 - 4064mm ... : API SPEC 5L, ASTM, GB/T9711.1-1997, GB/T5037-2001, GB/T5040 material:16MN, Q2953. ERW ... THK: 6 - 19.1mm standard: API SPEC 5CT material:16MN, Q295Special finished subsject to customer's requested: 1 ...