Abubuwan da aka yi na asali na farko shine mai ƙarfi-jihar Welding, wato, kayan walding bai narke a lokacin aiwatar da waldi, kuma har yanzu yana cikin m jihar ne, kuma an ƙirƙira Weld. Sabili da haka, yankin welding bazai samar da cikakkun lahani da walwala ba da alaƙa da hatsi, kamar hatsi, craral craral, da isopores; Abu na biyu, haɗin gwiwa na matsin lamba na matsi da kuma gogewa torque akan gogaggen westing a karkashin da kusa da wasu metilatics metallur. Matsayin Zinare, kamar tsaftataccen hatsi, irin tsari mai yawa da rarraba abubuwan walkiya, da kuma "abin tsaftacewa na tashin hankali, da sauransu wannan yana da amfani sosai don samun walwala tare da ƙarfin ƙarfe ɗaya kamar ƙarfe ɗaya kamar ƙarfe ɗaya.