Lokacin da mita karfe workpieces, zaɓi na karfe, yawanci babban la'akari shi ne: da inji Properties (ƙarfi, tauri, da dai sauransu), aiki yi da kuma kudin.Amma ga sassan galvanized, abun da ke ciki na zaɓin kayan, ingancin galvanizing mai zafi yana da g ...
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