galvanized metal sheets 4x8 S220GD
You can get galvanized steel by covering steel with a layer of zinc. Zinc layer keeps the steel from rusting, which makes it a strong and long-lasting material. Many things, like roofs, walls, fences, and industrial equipment, are made of galvanized steel.
What is coated steel?
Melted zinc is poured over a piece of steel to make galvanized steel. By melting and sticking to the steel, the zinc makes a protected layer. To galvanize steel, you can either use hot-dip galvanizing or electrogalvanizing.
Usually, hot-dip galvanizing is used. Hot-dip galvanizing involves putting the steel sheet into a bath of liquid zinc that is about 800 degrees Fahrenheit hot. It melts and makes a layer that is 0.002 to 0.006 inches thick.
Electrical welding is not as common. Electrogalvanizing involves putting the steel sheet in a bath of zinc ions. When an electrical current flows through steel, the zinc ions stick to the steel's surface. On average, the zinc layer is 0.0002 to 0.0005 inches thick.
Galvanized steel's features
Multiple qualities of galvanized steel make it a useful substance. The following properties are included:
Ability to fight corrosion: The zinc covering on the steel keeps it from rusting, which makes it a strong and long-lasting material. Aluminum that has been galvanized won't rust or corrode for many years.
Solidity: Galvanized steel is a strong and long-lasting material that can handle being hit and worn down. Additionally, it doesn't wear down easily, which makes it a good choice for uses where stress will be applied over and over again.
Not expensive to maintain: Galvanized steel doesn't need much upkeep, so it's a good choice. Metals don't need to be painted or sealed because the zinc covering keeps them from rusting.
Reasons to use galvanized steel
In many situations, galvanized steel is used, such as:
Roofing: Galvanized steel roofing is used on many homes and businesses. Long-lasting, resistant to weather, and usable in many regions. Reflecting heat away from the house, galvanized steel roofs can help lower energy costs.
For siding, galvanized steel siding is also a good option. Energy economy can be improved, and it lasts a long time and doesn't need much upkeep. Using galvanized steel roofing can also help cut down on noise pollution.
Galvanized steel fence is a strong and long-lasting material that is often used for borders. In addition, it doesn't rust or corrode. Policing with galvanized steel fences can help keep people from breaking in or damaging property.
Machines, houses, and bridges are all examples of industrial equipment that is made from galvanized steel. Putting a galvanized steel covering on these buildings can make them last longer and perform better. Protecting industrial equipment from rust with galvanized steel can also help to lower its effect on the environment.
Durability and cost-effective advantages of galvanized steel
Beyond the above-mentioned qualities and uses, coated steel also has a number of environmental advantages. This material can be recycled and used to make new things, for instance. Additionally, galvanized steel is a long-lasting substance that can help lower the amount of trash stored in dumps.
It is helpful to recycle galvanized steel because it saves resources and lowers pollution. You can reuse galvanized steel over and over again because it can be recovered up to 99% of the time. Fewer pieces of trash end up in dumps when galvanized steel is recycled.
Galvanized steel is a reliable and affordable material that can be used in many situations. Aluminum, galvanized steel, and other products cost less at first than galvanized steel. Although, coated steel can save you a lot of money in the long run. You can save money on cleaning and other upkeep costs by using galvanized steel instead of regular steel. Additionally, coated steel can last for many years, which can save you money on repair costs.
For many reasons, galvanized steel is a useful and long-lasting material. This material is useful in many situations, and it can help the earth and save you money on 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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