Brass ndi aloyi yamkuwa yokhala ndi zinki monga chinthu chachikulu chowonjezera, chomwe chili ndi mtundu wokongola wachikasu ndipo palimodzi chimatchedwa mkuwa.Copper-zinc binary alloy amatchedwa mkuwa wamba kapena mkuwa wosavuta.Mkuwa wokhala ndi ma yuan opitilira atatu umatchedwa mkuwa wapadera kapena mkuwa wovuta.Ma aloyi amkuwa okhala ndi zinc zosakwana 36% amapangidwa ndi yankho lolimba ndipo amakhala ndi ntchito yabwino yozizira.Mwachitsanzo, mkuwa wokhala ndi 30% zinc nthawi zambiri umagwiritsidwa ntchito popanga zipolopolo, zomwe zimadziwika kuti bullet casing brass kapena seven-three brass.Ma aloyi amkuwa okhala ndi zinc pakati pa 36 ndi 42% amapangidwa ndi njira yolimba, yomwe imagwiritsidwa ntchito kwambiri ndi sikisi-inayi yamkuwa yokhala ndi zinc 40%.Kuti apititse patsogolo katundu wa mkuwa wamba, zinthu zina nthawi zambiri anawonjezera, monga aluminium, faifi tambala, manganese, malata, pakachitsulo, kutsogolera, etc. Aluminiyamu akhoza kusintha mphamvu, kuuma ndi dzimbiri kukana mkuwa, koma kuchepetsa plasticity, kotero ndi yabwino kwa seagoing condenser mapaipi ndi zina dzimbiri zosagwira.Tini imatha kupititsa patsogolo mphamvu ya mkuwa komanso kukana dzimbiri kumadzi a m'nyanja, motero amatchedwa mkuwa wapamadzi ndipo umagwiritsidwa ntchito ngati zida zotenthetsera za sitima ndi ma propellers.Kutsogolera bwino machinability wa mkuwa;mkuwa wodulidwa uwu nthawi zambiri umagwiritsidwa ntchito m'mawotchi.Zopangira zamkuwa nthawi zambiri zimagwiritsidwa ntchito popanga mavavu ndi zopangira mapaipi, ndi zina.

Bronze poyambirira amatanthawuza ma aloyi amkuwa, ndipo pambuyo pake ma aloyi amkuwa kupatula mkuwa ndi cupronickel amatchedwa bronzes, ndipo nthawi zambiri amapatsidwa dzina la chinthu choyambirira chowonjezera dzina la bronze.Mkuwa wa malata uli ndi zinthu zabwino zoponyera, anti-friction properties ndi makina abwino, ndipo ndi oyenera kupanga ma bere, magiya a nyongolotsi, magiya, ndi zina zotero.Mkuwa wa aluminiyamu uli ndi mphamvu zambiri, kukana kuvala bwino komanso kukana dzimbiri, ndipo umagwiritsidwa ntchito poponya zida zonyamula katundu wambiri, ma bushings, ma propellers a m'madzi, etc. Beryllium bronze ndi phosphor bronze zili ndi malire otanuka komanso magetsi abwino, ndipo ndizoyenera kupanga zolondola. akasupe ndi zinthu zamagetsi zamagetsi.Mkuwa wa Beryllium umagwiritsidwanso ntchito kupanga zida zosayaka zomwe zimagwiritsidwa ntchito m'migodi ya malasha ndi malo osungira mafuta.