... ,ANSI,DIN,JIS,eg 4.Certificate:ISO,API Flanges and pipe fittings Type:Flange:SO,WN,SW,Threaded,LJ,Bind,Spectacle Blind ... , MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS,egApplication : Petroleum, chemical, machinery, electric power, shipbuilding, papermaking, egEquipment :Fully automatic machine, Press machine ... machine,Pushing machine,Grooveing machine,Gush arenaceous,etc Flanges and pipe fittings