... 2" ~ 64"(DN15 mm ~ 1600 mm)MaterialsCarbon steel, Stainless steel and Alloy steel etc.TypeSlip-On, Welding Neck, Blind, Socket Welding ... , Threaded, Lap Joint and Plate etc.StandardASME, ANSI, API, JIS, JPI, DIN, UNI, ... prompt time. Any enquiries, you will get the soonest reply and the competitive price. Best regardssophia wang flanges and pipe fittings