STAINLESS SEAMLESS STEEL PIPE CARGOSS SEAMLESS PIPEMATERIALTP304, TP304L, TP 304H, TP310S, TP316, TP 316L, TP317L, TP316Ti, TP321, 321H, 347H, 347H , 904L , ( SUS304/304L, SUS310S, SUS316/316L, SUS317/317L) UNS38103/ 2205 etc0Cr18Ni9 , 00Cr19Ni10,1Cr18Ni9Ti,1Cr18Ni10Ti,0Cr17Ni12Mo2,0Cr25Ni20,0Cr19Ni13Mo3, 0Cr18Ni11Nb.STANDARDGB13296-1991 GB14975-2002 GB14976-2002,GB5310-1995 GB/T-21833etc.ASTM ...