Ọdịmma dị elu nke ndị China na-ebunye eriri eriri eriri waya mara mma mpịakọta ngere olu olu

Ngwọta dị n'elu nke waya mgbochi na-agụnye electro-galvanizing, galvanizing na-ekpo ọkụ na-ekpo ọkụ, ọgwụgwọ mkpuchi PVC, na ọgwụgwọ aluminom.
Ihe kpatara ọgwụgwọ elu bụ iji kwalite ike mgbochi corrosion na ogologo ndụ ọrụ.
Dị ka aha ahụ na-egosi, a na-eme ka a na-edozi elu elu nke eriri eriri galvanized, nke nwere ike ịmegharị electro-galvanized na ọkụ na-ekpo ọkụ;
Ngwọta elu nke waya mgbochi PVC bụ mkpuchi PVC, na waya mgbochi ime bụ waya ojii, waya electroplated na waya na-ekpo ọkụ.
Waya mkpuchi mkpuchi aluminom bụ ngwaahịa ọhụrụ ewepụtarala. A na-eji akwa aluminom kpuchie elu ya, ya mere a na-akpọkwa ya aluminized. Anyị niile maara na aluminom adịghị nchara, ya mere, aluminom plating n'elu nwere ike ime ka ikike mgbochi corrosion dịkwuo mma ma mee ka ọ dị ogologo oge.