Official Answer
Answer
Sau da yawa ana iyakance ƙarfin matsawa ta ƙarfin juzu'i na kayan tsagi maimakon zoben kanta. Ana ba da izinin ƙaddamar da nauyin $P_g$ ta $P_g = \ frac {D imes d imes ext{\pi} imes S_y}{K}$, inda $D$ shine diamita na shaft/bore, $d$ shine zurfin tsagi, $ S_y $ shine yawan amfanin ƙasa na kayan tsagi, kuma $ K$ shine yanayin aminci (yawanci). Idan kayan tsagi yana da laushi (misali, aluminum), bangon tsagi zai ba da haske kuma ya lalace ('tasa'), yana haifar da zobe don 'fitowa' a ƙarƙashin kaya. A irin waɗannan lokuta, haɓaka zurfin rami ko yin amfani da kayan gida mai ƙarfi ya zama dole don saduwa da buƙatun nauyin axial.
