drywall screws for heavy items

drywall screws for heavy items

...

drywall screws for heavy items drywall screws for heavy items

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  • drywall screws for heavy items

    ...

    drywall screws for heavy items drywall screws for heavy items

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  • drywall screws for heavy items

    ...

    drywall screws for heavy items drywall screws for heavy items

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  • Large coil galvanized wire in the zinc immersion distance debugging, keep the original speed unchanged, according to t= KD to determine the zinc immersion time (1), where: t is the zinc immersion time is constant, take 4-7D is the diameter of steel wire mm, and then estimate the zinc immersion distance. By adjusting the zinc dip distance, the zinc dip time of steel wire of various specifications can be shortened by 5s on average. In this way, the zinc consumption per ton of steel wire decreases from 61kg to 59.4kg.

    drywall screws for heavy items

    ...

    drywall screws for heavy items drywall screws for heavy items

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