1.Standard: ASTMA312,213,269, DIN17456, JISG3459 etc. 2.Grade:TP200,300,400Series, Duplex S.S 3.O.D: 32-273mm Seamless steel pipe1ItemSeamless steel pipe /steel tube2SpecificationSize: OD : 32-273mm Thickness: 3-10mmLength: 3M-12M. Customized3Material10#/20#, GR.B/GR, A-1, ST45/ST45.8/ST35.8/ST35.4 4StandardASTM A53/106 Gr. B, ASTM A210/192/179, API 5L, API 5CT, DIN 1626/17175 5PackageSurface: ...