Thechigongono chokhuthalamembala wa chitoliro cholumikizira amakhala ndi chigongono chooneka ngati arc, chomwe chimadziwika kuti pali kugawanika-kulumikizana molunjika pa chigongono chopindika.Zigongono zokhuthala zimapangidwa ndi chitsulo chosapanga dzimbiri, chitsulo chosapanga dzimbiri, chitsulo cha aloyi, chitsulo chosungunuka, chitsulo cha kaboni, zitsulo zopanda chitsulo ndi mapulasitiki.Malinga ndi kupanga, zikhoza kugawidwa mu: kuwotcherera elbows, kukhomerera elbows, kuponyera elbows, etc. Njira imene zigongono wandiweyani-mipanda olumikizidwa kwa mipope ndi: kuwotcherera mwachindunji (kawirikawiri ntchito) flange mfundo, ulusi mfundo, ndi zolumikizira zamtundu wa socket.

Mapangidwe a chigoba chokhuthala ndi omveka, chitolirocho chikhoza kugwedezeka mofanana, dongosolo la chitoliro likhoza kukhala losavuta, ntchitoyo ndi yabwino, ndalama zimatha kupulumutsidwa, kukana kwa chitoliro kumatha kuchepetsedwa, dongosolo la chitoliro likhoza kukonzedwa bwino, mtengo wa ntchito ukhoza kuchepetsedwa, kugawa kwa mpweya kungakhale koyenera, ndipo chitoliro chikhoza kuchepetsedwa.Kugwedezeka ndikuwonetsetsa kuti zida ndi mapaipi azigwira bwino ntchito.Malinga ndi kupanga, akhoza kugawidwa mu: kuwotcherera elbows, kukhomerera elbows, kuponyera elbows, etc.