Lawa ma-Hastelloy B2 ayisixazululo esiqinile esiqiniswe yi-nickel-molybdenum alloy enokumelana okuphawulekayo nokunciphisa izindawo ezifana negesi ye-hydrogen chloride, i-sulfuric acid, i-acetic acid ne-phosphoric acid. I-Molybdenum iyingxenye enkulu ye-alloying ehlinzeka ngokuphawulekayo ukumelana nokugqwala ekunciphiseni izindawo.
Ijoyinti eline-flanged lakhiwe izingxenye ezintathu ezihlukene nezizimele nakuba zihlangene; ama-flanges, ama-gaskets, nama-bolting; ezihlanganiswe elinye futhi ithonya, i-fitter. Kudingeka izilawuli ezikhethekile ekukhetheni nasekusetshenzisweni kwazo zonke izici ezikhona ukuze kufinyelelwe ukuhlangana, okunokuqina kokuvuza okwamukelekayo.
I-flange iyi-ridge evulekile, udebe noma unqenqema, okungaba ngaphandle noma kwangaphakathi, okusebenza ukwandisa amandla (njenge-flange yensimbi efana ne-I-beam noma i-T-beam); ukuze uthole okunamathiselwe kalula\/ukudluliselwa kwamandla okuxhumana ngenye into (njenge-flange ekugcineni kwepayipi, isilinda somusi, njll., noma ku-lens mount yekhamera); noma ukusimamisa nokuqondisa ukunyakaza komshini noma izingxenye zawo (njenge-flange yangaphakathi yenqola yesitimela noma isondo le-tram, eligcina amasondo ukuthi angaphumi kumareyili). Igama elithi "flange" lisetshenziselwa uhlobo lwethuluzi elisetshenziselwa ukwakha ama-flange.