Bincika yanayin gazawar 'Groove Wall Yielding' a cikin haɗin zobe mai riƙe da yadda ake gano shi kafin fitar da bala'i.

Haɓakar bangon bango yana faruwa lokacin da ƙarfin axial $P$ ya zarce ƙarfin yawan amfanin ƙasa na kayan tsagi. Alamun shari'a sun haɗa da 'juyawa' na gefen tsagi, inda kusurwar kaifi ta zama mai zagaye. Wannan yana sa zobe ya karkata (tasa), wanda za'a iya gano shi yayin dubawa azaman asarar wasan ƙarshen axial. Idan zoben bai kasance daidai da kafadar shaft ba, taron yana gab da gazawa. A cikin gidaje na aluminum, wannan na kowa. Rigakafin ya ƙunshi: 1) Ƙara zurfin tsagi $d$; 2) Yin amfani da zoben 'Square-kafi' maimakon laka; ko 3) Aiwatar da mai wanki 'load-spreader' tsakanin sashi da zoben riƙewa don rarraba ƙarfi.