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  • 1, stress relief before plating where the maximum tensile strength is greater than 1034Mpa key and important parts before plating should be at 200±10℃ stress relief for more than 1 hours, carburizing or surface quenching parts should be at 140±10℃ stress relief for more than 5 hours.

    drywall screw length

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    drywall screw length drywall screw length

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  • ② Electric galvanized shaft wire direct selling shall not be used for waist hoop compression reinforcement, usually not used for all binding.

    drywall screw length

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    drywall screw length drywall screw length

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