Zida zosiyanasiyana zamkuwa, monga 95, 53, 56, ndi 62, zimakhala ndi zosakaniza zosiyanasiyana zamkuwa ndi zinki, zomwe zimakhudza katundu wa aloyi yamkuwa, monga kukana kwa dzimbiri, mphamvu, ndi machinability.Mwachitsanzo, 95 brass, yomwe ndi 95% yamkuwa ndi 5% zinc, imagwiritsidwa ntchito kupanga matepi beca ...
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