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  • D, coating adhesion; The zinc layer of the plating parts should be firmly combined with the base metal with sufficient adhesion strength, and will not fall off or bulge after the hammer test.

  • The wide application of galvanized wire has brought great convenience to people’s production and life, but the production process of iron wire is not to be underestimated. In industrial production, the production process of galvanized wire should be strictly controlled to ensure the quality of galvanized wire.

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