... :TP304,304L,316,316L,317L,310S,321,347,S30813 Seamless Stainless Steel Tubes :Standard: ASTM A213,A269,A511,A312,A270 Grades:TP304,304L,316 ... range: 0.2mm up to 4 mmTough tolerance in Dimension for customers critical needsFinish Condition: Bright Annealed, Polishing, Mirror.Inner Surface ...