I-flange iyindandatho yensimbi (eyakhiwe, enqunywe kusuka epuletini, noma i-rolled) yakhelwe ukuxhuma izingxenye zepayipi, noma ukujoyina ipayipi kumhlangano wengcindezi, i-valve, iphampu noma omunye umhlangano ovusiwe ovusiwe. Ama-Flanges ahlanganiswe komunye nomunye ngama-bolts, futhi ohlelweni lwamapayipi ngokushiswa noma ngomcucu (noma okuxekethile lapho kusetshenziswa izimbumbulu). I-Finanless yensimbi filange eyenziwe lula njenge-SS Flange, isho ama-flanges enza ngensimbi engenacala. Amazinga ajwayelekile wezinto ezibonakalayo namamaki yi-ASTM A182 Ibanga F304 \
l ne-F316 \
l, libe ngu-2500 njll.