... A269,A511,A312,A270 Grades:TP304,304L,316,316L,317L,310S,321,347,S30813 Stainless Steel Precision Tube Specification: ASTM A213,A269, ... A511,A312,A270 Grades:TP304,304L,316,316L,317L,310S, ... ,Automotive & Heating, Textile spinning flyers, Electronical components, Medical instruments. Stainless Steel Precision Tubes/Pipes