Quality tabbaci na Q235b galvanized bututu Q235b galvanized bututu ne na kowa irin karfe bututu, yafi amfani a filayen kamar yi, inji, sinadaran masana'antu, karafa, da dai sauransu Its abu ne Q235B carbon tsarin karfe, da galvanizing magani iya inganta anti- corrosio...
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