Galvanized steel hi hun rei tak chhung chu construction, manufacturing, leh industrial application hrang hrangah lungphum a ni tawh a, hei hi a chhan chu corrosion laka a invenna a sang zawk vang a ni. Galvanization kalpui danah hian steel chu a rust loh nan zinc venna layer hmanga khuh a ni. Mahse, zawhna awm fo chu: Doe
Chhiar belh rawh