Umbhobho wesikwere ligama lombhobho wesikwere, oko kukuthi, umbhobho wentsimbi onobude obulinganayo becala.Yenziwe ngentsimbi eqengqelekayo emva kokunyangwa kwenkqubo.Tshintshela kumbhobho wesikwere: ngokuqhelekileyo, intsimbi ye-strip ayihlanjululwayo, ihlanjululwe, ihlanjululwe kwaye ifakwe kwi-welded ukuze yenze umbhobho ojikelezayo, emva koko ifakwe kwipayipi yesikwere ukusuka kumbhobho ojikelezayo, kwaye emva koko inqunyulwe ubude obufunekayo.