umbrella head nails

Latest articles

umbrella head nails

...

umbrella head nails umbrella head nails

Read More
  • umbrella head nails

    ...

    umbrella head nails umbrella head nails

    Read More
  • umbrella head nails

    ...

    umbrella head nails umbrella head nails

    Read More
  • Different from common zinc barbed rope, high zinc barbed rope surface zinc content is very high can reach 6-8 times of the former, so there is a great advantage in the service life, ordinary products begin to corrosion three to five years while the latter will take longer to change. Stainless steel barbed rope is in material protection so durability is also better, these two products are long service life, but in terms of high price.

    umbrella head nails

    ...

    umbrella head nails umbrella head nails

    Read More
  • The management system of the rinsing water after the steel wire pickling should be regularly and regularly discharged after the rinsing water, and the rinsing water should be kept clean and low acid value as far as possible. The pH control is more appropriate. The concentration of plating aid should not be too high. Hot plating wire must be added ammonium chloride and zinc chloride according to the data of laboratory analysis, and the specific gravity of the composite solution is controlled in the range of 50~80g/L. The addition of ammonium chloride or zinc chloride raw materials without the results of laboratory analysis shall be subject to criticism and education, and economic treatment if necessary.

    umbrella head nails

    ...

    umbrella head nails umbrella head nails

    Read More
  • 

    Popular articles

    Latest articles

    Links