... .short delivery flange 5.ISO,API,CE Stainless steel flange 1. Material: stainless steel,alloy steel,carbon steel 2. Size range: FROM 1/2" ... TO 60" 3.Pressure: Sch5--Sch160,XXS 4. STANDARDS ANSI, ISO, JIS, DIN ... 312545 Duplex$super duplex stainless steel ASTM A 815 UNS S31803, UNS S32750, UNS S32760 STANDARDSANSI, ISO, JIS, DIN, BS,GB, SH, ...