Low-toxicity gold imitation method for domestic galvanized sheets

Low-toxicity gold imitation method for domestic galvanized sheets

  • CN 105,506,679 A
  • Filed: 12/17/2015
  • Published: 04/20/2016
  • Est. Priority Date: 12/17/2015
  • Status: Active Application
First Claim
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1. one kind is applied to household galvanized sheet low toxicity to imitate the step of golden method as follows:

  • A. be matrix bright galvanization at Q235 material, galvanized layer thickness at more than 8um, with nitric acid bright dipping 4s under room temperature;

    B. passivation 30s is carried out in the passivator that galvanized sheet is prepared at cerous nitrate, Trisodium Citrate, Jing Ti/Bao Pian COBALT NITRATE CRYSTALS/FLAKES;

    C. after passivation, not sky does not stop, and directly soaks 1 minute in the immersion liquid of the proportioning of water-soluble varnish 1 volume and clear water 10 volume, dries 5 minutes or dry under being placed in sunlight after proposition in the baking oven of 60 DEG C.

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