... steel pipe(ISO and SGS) 1.O.D.:6mm~2500mm 2.W.T.:0.3mm~20mm 3.Standard:ASTM.JIS,GB,DIN ... ,EN,BS 4.Best price. Material304 stainless steel pipe(ISO and SGS)Standard A213 ... , A312, ASTM A269,ASTM ASTM A778, ASTM A789, DIN 17456,DIN17457,DIN 17459, JIS G3459, JIS G3463 ... , please feel free to contact me. 304 stainless steel pipe(ISO and SGS)