Threaded reducing flange 1.Size: 1/8"~48", 2.Export All kind of Flanges, 3.Low Price,OEM, Flange Specification Size1/8"-48"TypeWNRF, Slip ... -On, Blind, Socket Weld, Lap Joint, Threaded, Orifice Flange, Swivel Flange, Spectacle Blind,Etc.StandardANSI, ASME ,MSS, API, DIN, JIS ...