... -SCH160S,6 ~ 610mm Stainless Steel Seamless Pipes ASTM A312 TP316/316L 1)Standard: ASTM A312/ASME SA3122)Material: TP304,TP304L,TP316L ... , ect.DIN 17456 EN 10216 GradeASME TP304 304,304L, 316,316L, 316Ti, 310s, 317L, 321,347H ect.Size:3/8"~ 24 ... and So on. Stainless Steel Seamless Pipes ASTM A312 TP316/316L