... Stainless Steel Pipe Stainless Steel Tubes & Pipes are divided into square,rectangular and round types with different finishing.1.Standard ... ,ASTM A790,ASTM A511Material:TP304,TP304L,TP304H,TP321,TP321H,TP316,TP316L,TP316H,TP316Ti,TP317,TP317L,TP347, TP347H,TP310S,N08904 ... DIN EN ISO 1127Material:1.4307,1.4306,1.4301,1.4541,1.4550,1.4335,1.4404,1.4401,1.4571,1.4436,1.4435,1.4439,2.SpecificationsOuter ...