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Shandong Hengze New Material
Group CO.,LTD.

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Global Hotline:
+86-18905380622

Shandong Hengze New Material Group Co.,Ltd
Manzhuang Steel Market, Daiyue Dist., Tai'an, Shandong, China (Mainland)
Tel: +86-18905380622
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  • The Process of Galvanizing Steel

    CSI’s hot-dipped-zinc coating capabilities are found in two lines: the #1 Continuous Galvanizing Line (CGL) was built in 1966 and the #2 CGL was built in 1998. The primary function of a CGL is to coat the steel in a thin. layer of zinc enhancing the corrosion resistance of the final product.

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    Galvannealed steel is the preferred coated steel for use in architectural applications. Specification - ASTM A 653/A 653M coating designation “A” (A60 A40) Galvanized Steel - zinc-coated by the hot-dip process resulting in a full spangled finish Galvanized steel is less conducive to …

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    The batch hot-dip galvanized coating consists of a series of zinc-iron alloy layers with a surface layer of pure zinc (Figure 4). The unique intermetallic layers are tightly bonded (3600 psi) to and harder than the base steel offering excellent abrasion resistance.

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    Galvanized steel is a type of steel that has been galvanized by the application of a zinc coating throughout its body so that it can be protected from corroding or rusting. Galvanized steel has a longer life and durability compared to non-galvanized steel. The application process of zinc on a steel structure is called galvanization..

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    The continuous hot-dip coating process according to ASTM A653 Specification for Steel Sheet Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process is a widely used method to coat sheet products prior to fabrication. In this process steel is passed as a continuous ribbon through production and into a bath of molten zinc at speeds up to 600 feet per minute.

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  • Hot Dipped Galvanized Coatings: G140 vs. G90 vs. G60

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    Zinc coating (galvanized coating) produced by hot-dip galvanizing offers a formable zinc coating with galvanic corrosion protection from Z100 to Z600. Zinc coating (Z) produced on both sides by hot-dip galvanizing extends the service life of the end product by protecting the steel from corrosion.

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    The continuous galvanizing process is specified according to ASTM A653 which designates specific zinc coating weights indicated by a “G” (galvanized) followed by a number. The number represents the total weight of the coating. For example G235 steel has 2.35 oz/ft2 total coating (1.175 oz/ft2 on each side).

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  • Predicting the service life of galvanized steel

    Zinc which has been used to hot-dip-galvanize steel for 250 years provides 50 to 75 years of corrosion protection in many environments. Empirical data collected about hot-dip galvanized (HDG) steel field performance from 1940 to 1980—in environments ranging from industrial to marine to suburban—indicates that zinc can prevent base steel corrosion more than other surface treatments.

  • Steel sheet in coils - tis-gdv.de

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    The cold-rolled steel sheet in coil will be 0.6 to 0.7 mm in thickness and from 1000 to 1300 mm in width. These coils are then sent to another firm in Germany which will subject the coils to hot-dipped galvanization. The galvanized coils will then be shipped to Belgium for further processing.

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