... ,TP316L TP321 TP202h OD: 6mm-600mm;1/8"-36" Carbon seamless steel pipe: material TOP317L TP304,TP304L,TP310S,TP316L TP321 TP202hstandardsASTM SA/A312 ... any length at your requirement.Applicationtransmission the fluid,build the ship ,high temperature usage not beyond 450 degreeOur products are high ...