I-ASTM A182 iyincazelo ejwayelekile yokwakhiwa kwamaphayiphu wensimbi engagqwali kanye nokufakwa kwensimbi engagqwali.
Lawa ma-flanges ane-threaded alungele ukushiswa njengoba enokuqukethwe kwekhabhoni ephansi kunemvume engama-301 kuya ku-303, okugwema ukuhanjiswa kwe-carbide ezihlolweni ze-welding. Ama-flanges we-buttless butt we-butt ajwayele ukusetshenziselwa amagiya ku-composite, okunempilo, ephepheni, ezimayini, izinkampani zezemithi kanye ne-petroleum. Ukwanda kwe-molybdenum kanye nokuqukethwe okuphezulu kwe-nickel kwenza insimbi engenasici engama-304 izimpumputhe ezilungele izinhlelo zokusebenza ezindaweni ezinokhahlo, ezindaweni ezingcolile zasolwandle kuya kwamazinga okushisa aphansi.
I-Flange iyisigaxa esinqunyelwe, i-lip noma i-rim, kungaba yangaphandle noma yangaphakathi, esebenza ukukhulisa amandla (njenge-flange yogongolo lwensimbi efana ne-i-beam noma i-t-beam); Ukuthambekela okulula noma ngokuzinza futhi uqondise ukunyakaza komshini noma izingxenye zawo (njenge-flange yangaphakathi yemoto yesitimela noma isondo le-tram, eligcina amasondo asuka ojabha). Igama elithi "i-flange" lisetshenziselwa futhi uhlobo lwethuluzi olusetshenziselwa ukwakha ama-flanges.