A na-eji mkpuchi mkpuchi na-acha agba na-adabere na mpempe akwụkwọ na-ekpo ọkụ na-ekpo ọkụ, mpempe akwụkwọ na-ekpo ọkụ na-ekpo ọkụ, mpempe akwụkwọ electro-galvanized, wdg. Mgbe emechara elu (chemical degenreasing and chemical converted treatment), a na-etinye otu ma ọ bụ ọtụtụ ihe mkpuchi organic n'elu. , wee bụrụ ngwaahịa a gwọrọ site na mmiri.
Igwe eji agba agba agba agba na-eji eriri igwe na-ekpo ọkụ na-ekpo ọkụ dị ka ihe ndabere na-echebe site na oyi akwa zinc, na ihe mkpuchi organic na akwa zinc na-arụ ọrụ mkpuchi na nchebe iji gbochie nchara nchara, na ndụ ọrụ. dị ogologo karịa nke eriri galvanized, ihe dị ka ugboro 1.5.