... : ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS Product part: BS stainless steel Welding Neck Flange Size1/2" ~ 64"(DN15 ... etc.TypeSlip-On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc.StandardASME, ANSI, API, JIS, JPI, DIN, UNI ... ,PN63,PN100,PN1603 JIS 5K, 10K, 16K and 20KMarketAmerica, Europe, Korea, South East Asia and Middle East countries.Surface treatmentAnti-rust Oil ...