Official Answer
Answer
Harba leƙen asiri tsari ne na haɓaka saman ƙasa inda aka yi wa zoben bamabamai da kafofin watsa labarai (harbi). Wannan yana haifar da ragowar matsa lamba a saman, yawanci yana shimfiɗa 0.1 zuwa 0.2 mm zurfi. Tunda fashewar gajiya kusan koyaushe yana farawa a saman ƙasa ƙarƙashin damuwa mai ƙarfi, ragowar matsananciyar damuwa dole ne a shawo kan ta da nauyin axial ɗin da aka yi amfani da shi kafin saman zahiri ya sami tashin hankali. Don zoben karkace a cikin aikace-aikacen ɗaukar nauyi, harbe-harbe na iya ƙara rayuwar gajiya ta hanyar 1.5 zuwa 3. Ana auna ƙarfin peening ta amfani da igiyar Almen, kuma don ƙananan zobe na karkace, dole ne a kula don hana murdiya ko 'warping' na jujjuyawar saboda rashin daidaituwar damuwa na saman.
