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  • Did not do the adhesion test of powder spraying or fluorocarbon spray on the packaging galvanized wire, but there are two points for reference: one, in the sealed or air circulation environment, non-metallic volatiles can corrosion zinc coating; Second, zinc above 230 degrees (c) will brittle the base metal. After powder spraying and fluorocarbon spraying, it is necessary to bake at a higher temperature and in a sealed environment, causing rapid corrosion of zinc, resulting in loose corrosion film resulting in decreased adhesion of coating, and even leading to brittle situation of steel wire.

    hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • 3. When you travel with your dog, it will not cause anxiety to some friends because the dog is scattered in the car, or it will affect safe driving and bring risks.

    hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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  • Origin: Hebei

    hardened steel concrete nails

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    hardened steel concrete nails hardened steel concrete nails

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