... 304,304L,321,F321,316,316L 3.Standard:GB,DIN,AISI,,ASTM,JIS,EN 4.Factory direct,best price ... Diameter: 3.18mm-630mm, Wall thickness: 0.5mm -30mm Standard: ASTM, JIS, DIN, EN, GB/T,etc. Cold drawn ... /T14976-2002,GB/T14975-2002,ASTM A312/A312M, ASTM, A213/213A, ASTMA269/269M, ASTM A688/A688M,DIN 17456;DIN ... delivery, competitive price and best service! AISI,ASTM,JIS,DIN,EN Stainless Steel Seamless Pipe