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  • 28 2018/06
    What is the appearance an...

    Galvanized tube color: In the GB/T13911-92 standard, post-treatment of electro-galvanized zinc has four colors: 1. Bright ...

  • 28 2018/06
    How to choose high qualit...

    The hot-dip galvanized tube is obtained by reacting a molten metal with an iron matrix to produce an alloy layer, thereby comb...

  • 28 2018/06
    What national standards a...

    Current national standard for galvanized steel pipes:GB/T3091-2008GB/T13793-2008GB/T21835-2008Galvanized steel pipe production...

  • 28 2018/06
    What is the difference be...

    Galvanized angle steel is divided into cold-galvanized angle steel. Also known as hot dip galvanized angle steel or hot dip ga...

  • 28 2018/06
    How is the difference bet...

    The galvanized square tube is divided into a hot-dip galvanized square tube and a cold-galvanized square tube from the product...

  • 28 2018/06
    Galvanized steel

    Galvanizing is one of the most effective anti-corrosion processes, which can prevent rust, increase the appearance, and more i...

  • 01 2018/06
    Features of closed pipe h...

    Zinc galvanizing on the surface of steel wire is the most widely used technology for corrosion protection. More than 90% of it...

  • 01 2018/06
    What is hot-dip galvanize...

    Galvanized steel pipes can usually be classified into hot-dip galvanized steel pipes and cold-galvanized steel pipes. These st...

  • 01 2018/06
    Annealing furnace process...

    The annealing process before hot-dip galvanizing plays a vital role in the quality and performance of hot-dip galvanized sheet...

  • 01 2018/06
    What are the factors affe...

    1 IntroductionSteel sheets have high strength and excellent machinability and are therefore widely used. But its biggest drawb...

  • 14 2017/12
    What is the difference be...

    Hot-dip galvanizing, also known as hot-dip galvanizing, melts zinc ingots at high temperatures, puts some auxiliary materials,...

  • 14 2017/12
    The difference between ho...

    1. Hot-dip galvanizing, also known as hot-dip galvanizing, is a method in which steel members are immersed in molten zinc to o...

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