... ,stainless steel round tube ,stainless steel square tubeStandardASTM,AISI,SUS,JIS,EN,DIN,BS,GBMaterial201,202,304,304L,309S,310S,316,316L,316Ti,317L,321 ... TermT/T ,L/C, Western UnionAdvantageGood quality with reasonable price stainless steel pipes 304 seamless