standard:ASTM AISI JIS EN GB material:200/300/400 series ASTM/ASME A269/SA269 stainless steel pipe(1)specification:a.standard: ASTM,DIN 17458-85,DIN17456-85,JIS G 3463,JIS G 3448,GB13296-91,GB9948-88 b.material: 201,202,301,304,304L,310,310S,316,316L,317,317L,321,406,409,410,410S,904L,0Cr13,1Cr13,2Cr13,3Cr13,4Cr13c. SpecificationWall thickness1mm-80mmRound thickness8mm-760mmSquare thickness1mm- ...