I-Flange yizingxenye ezihlanganisa iziphetho zamapayipi amabili, uxhumano lwe-flange luchazwa yi-flange, i-gasket kanye ne-bolt ezintathu zixhunywe njengeqembu lesakhiwo esihlanganisiwe sokuvala uxhumano olutholakalayo. I-gasket yengezwa phakathi kwama-flanges amabili bese ihlanganiswa ngamabhawodi. I-flange ye-pressure ehlukene, ukushuba kuhlukile, futhi amabhawodi abawasebenzisayo ahlukile, lapho iphampu ne-valve ixhumeka ngepayipi, izingxenye zemishini nazo zenziwe ngesimo esihambelanayo se-flange, eyaziwa nangokuthi uxhumano lwe-flange, ngokuvamile izingxenye zokuxhuma ezivaliwe ezivaliwe ziyaziwa nangokuthi ama-flanges, njengokuxhumeka kwepayipi lokupholisa, lolu hlobo lwezingxenye lungabizwa ngokuthi "i-flange yohlobo lwe-flange ingxenye", kodwa ingxenye ye-flange yamanzi ixhunywe kuphela phakathi kwe-flange yedivayisi. hhayi engafanele ukubiza iphampu yamanzi njengezingxenye zohlobo lwe-flange, kodwa i-valve encane ehlobene, ingabizwa ngokuthi izingxenye zohlobo lwe-flange.