... ,ASTM,EN,AISI welded INOX 201 stainless steel pipe,201 welded tube erw 0.27mm 17mm tube Manufacture Standard:JIS,GB,DIN,ASTM ... (Min. 0.5mm ~ Max. 50mm)StandardASTM A 268 (Seamless and Welded Ferritic Stainless Steel Tubing For General Service)TP405 / TP410 / TP429 / TP430 / ... China.Standard:Strictly follow the ASTM A 554 and others.Features: 1)Material of stainless steel: grade: AISI 201, 202, 301,304, ...