Gbona-dip galvanized abawọn: pipa, ibere, plaque passivation, zinc wàláà, awọn nipọn ẹgbẹ, awọn aami bẹ ti awọn air ọbẹ, air ọbẹ scratches, irin fara, inclusions, darí bibajẹ, awọn buburu iṣẹ ti irin sobusitireti, eti igbi, buckling ,Iwọn substandard, embossing, zinc Layer nipọn...
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