Anti-lalata na galvanized karfe bututu waldi: Bayan surface jiyya, zafi fesa tutiya. Idan galvanizing ba zai yiwu a kan site ba, za ka iya bi a kan-site anti-lalata hanya: goga epoxy zinc-rich primer, epoxy micaceous iron matsakaici fenti, da polyurethane topcoat. Kaurin yana nufin...
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