304 stainless steel pipe(ISO and SGS) 1.O.D.:6mm~2500mm 2.W.T.: ... ,DIN,EN,BS 4.Best price. Material304 stainless steel pipe(ISO and SGS)Standard A213, A312, ASTM A269,ASTM ASTM A778 ... , please feel free to contact me. 304 stainless steel pipe(ISO and SGS)