galv steel plate SGC490
Galvanized steel is steel that has undergone a process of zinc coating. The application of a zinc coating serves as a protective barrier for the steel, thereby preventing corrosion and enhancing its durability and longevity. Galvanized steel finds extensive usage in many applications such as roofing, siding, fence, and industrial equipment.
What is the process for manufacturing galvanized steel?
Galvanized steel is produced by immersing a steel sheet into a bath of liquefied zinc. The zinc undergoes liquefaction and bonds with the steel, forming a defensive layer. There are two primary techniques for galvanizing steel: hot-dip galvanizing and electrogalvanizing.
The most used technique is hot-dip galvanizing. During the process of hot-dip galvanizing, the steel sheet is fully submerged in a container filled with molten zinc, which is heated to around 800 degrees Fahrenheit. The zinc undergoes melting and solidifies as a layer with a thickness ranging from 0.002 to 0.006 inches.
Electrogalvanizing is a rather uncommon technique. During the process of electrogalvanizing, the steel sheet is fully immersed in a solution containing zinc ions. An electric current is used to apply a coating of zinc ions onto the surface of the steel. The zinc coating has a thickness ranging from 0.0002 to 0.0005 inches.
Characteristics of galvanized steel
Galvanized steel has many advantageous qualities that make it a highly sought-after material. The aforementioned qualities encompass:
Corrosion resistance: The application of a zinc coating provides protection against corrosion for the steel, resulting in a material that is very durable and has a long lifespan. Galvanized steel exhibits exceptional durability, being free from rust or corrosion over extended periods of time, sometimes spanning many decades.
Strength: Galvanized steel has exceptional strength and durability, enabling it to endure high levels of impact and wear. Additionally, it exhibits fatigue resistance, making it a favorable option for situations where the material will endure recurring strain.
Minimal upkeep: Galvanized steel necessitates minimal or no maintenance, making it a cost-efficient option. The zinc coating acts as a barrier against corrosion, obviating the need of painting or sealing the material.
Uses of galvanized steel
Galvanized steel finds use in several fields, encompassing:
Galvanized steel roofing is widely used for both residential and commercial roofing purposes. It has durability, resistance to weather, and adaptability to several conditions. Galvanized steel roofing may effectively save energy expenses by deflecting heat away from the structure.
Siding: Galvanized steel siding is a favorable option for siding applications. It has durability, requires little upkeep, and has the potential to enhance energy efficiency. Galvanized steel siding may also contribute to the mitigation of noise pollution.
fence: Galvanized steel fence is a robust and long-lasting material often used for fencing purposes. Additionally, it exhibits resistance to both rust and corrosion. Galvanized steel fence serves as an effective deterrent against criminal activities and acts of vandalism.
Galvanized steel is used in several industrial applications, including bridges, buildings, and machinery. Applying a galvanized steel coating may enhance the durability and longevity of these buildings. Galvanized steel may mitigate the environmental repercussions of industrial equipment by safeguarding it against corrosion.
The advantages of using galvanized steel for sustainability purposes
Furthermore, galvanized steel has other sustainability advantages, in addition to the aforementioned features and uses. For instance, it is a material that may be recycled and used to create new items. Galvanized steel is also a sustainable material that may assist to minimize the quantity of garbage that is transported to landfills.
Utilizing the process of recycling galvanized steel is an effective method to preserve valuable resources and mitigate pollution. Galvanized steel has a recycling rate of up to 99%, allowing it to be repeatedly reused. Recycling galvanized steel also aids in reducing the quantity of garbage that is disposed of in landfills.
Galvanized steel is a highly adaptable and long-lasting substance that offers several advantages. This option is highly suitable for a wide range of uses, and it has the potential to minimize your ecological footprint and save expenses related to upkeep.
Product Advantages
01. Anticorrosive: 13 years in highly industrialized regions
02. Cheap: The cost of hot-dip galvanizing is lower than that of other coatings.
03. Reliable: The zinc coating is metallurgically attached to the steel, making it an integral part of the steel surface. This bonding process increases the coating's durability.
04. Superior durability: The galvanized coating creates a unique metallic structure that is resistant to mechanical stress in transit and handling.
05. Comprehensive protection: Every portion of the plated component can be galvanized, and is totally protected even in depressions, sharp corners, and concealed locations.
06. Save time and energy: The galvanizing process is faster than other coating methods.
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Product Name |
Galvanized Coil |
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Material |
Dx51D, Dx52D, Dx53D, DX54D, S220GD, S250GD, S280GD, S350GD, S350GD, S550GD; SGCC, SGHC, SGCH, SGH340, SGH400, SGH440, SGH490, |
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SGH540, SGCD1, SGCD2, SGCD3, SGC340, SGC340 , SGC490, SGC570; SQ CR22 (230), SQ CR22 (255), SQ CR40 (275), SQ CR50 (340), SQ |
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CR80(550), CQ, FS, DDS, EDDS, SQ CR33 (230), SQ CR37 (255), SQCR40 (275), SQ CR50 (340), SQ CR80 (550); or Customer's Requirement |
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Thickness |
0.12-6.00mm or customer's requirement |
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Width |
600mm-1500mm, according to customer's requirement |
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Zinc coated |
30g-275g/m2 |
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Type of Coating |
Hot Dipped Galvanized Steel |
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Surface Treatment |
Passivation(C), Oiling(O), Lacquer sealing(L), Phosphating(P), Untreated(U) |
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Surface Structure |
Normal spangle coating(NS), minimized spangle coating(MS), spangle-free(FS) |
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Coil ID |
508mm or 610mm |
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Coil Weight |
3-20 metric ton per coil |
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Standard |
JIS 3302 / ASTM A653 /EN10143 AISI , ASTM , DIN , GB , JIS G3302 G3312 G3321 , BS |
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Technique |
Hot Rolled / Cold Rolled |
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Product Application |
1. Fence, greenhouse, door pipe,greenhouse |
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2. Low pressure liquid, water, gas, oil, line pipe |
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3. For both indoor and outdoor the building construction |
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4. Widely used in scaffolding construction which is much cheaper and convenient |
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Origin |
Shandong China |
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Certificates |
API ISO9001-2008,SGS.BV |
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Delivery Time |
Usually within 10-45 days after receipt of advance payment |
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