... 1.materials:201,301,304,316,etc 2.ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS 3.ISO certification stainless ... steel flange and carbon steel flange 2) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS Features: 1) Stainless steel ... flange and carbon steel flange 2) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS 3) Material: 316L, 316Ti ...