Igwe mkpuchi agba agba bụ ngwaahịa nke mpempe akwụkwọ galvanized na-ekpo ọkụ, aluminom na-ekpo ọkụ na-ekpuchi efere zinc, mpempe akwụkwọ electrogalvanized, wdg, mgbe emechara ihe n'elu (mmebi kemịkalụ na ọgwụgwọ mgbanwe kemịkalụ), kpuchie ya na akwa akwa ma ọ bụ ọtụtụ mkpuchi organic n'elu, na wee sie ya ma gwọọ ya.N'ihi na agba agba dị iche iche nke organic agba agba ígwè eriri igwe akpọrọ aha, nke a na-akpọ eriri igwe mkpuchi agba.Ojiji nke na-ekpo ọkụ na-ekpo ọkụ galvanized ígwè warara dị ka isi ihe nke agba ntekwasa ígwè warara na mgbakwunye na zinc oyi akwa nchedo, organic mkpuchi na zinc oyi akwa na-arụ ọrụ nke mkpuchi na nchebe, na-egbochi nchara ígwè warara, ọrụ ndụ dị ogologo karịa galvanized. warara, ihe dị ka ugboro 1.5.Igwe mkpuchi agba nwere obere arọ, ọdịdị mara mma yana ezigbo nguzogide corrosion, enwere ike ịhazi ya ozugbo