gi coil DX51D
Steel bars that have been galvanized have a layer of zinc on them. Zinc layer keeps the steel from rusting, which makes it a strong and long-lasting material. Many things, like roofs, siding, fences, and commercial equipment, use galvanized steel strips.
In what way are coated steel bars created?
Putting a steel sheet through a bath of liquid zinc makes galvanized steel rolls. By melting and sticking to the steel, the zinc makes a protected layer. Hot-dip galvanizing and electrogalvanizing are the two main ways to galvanize steel bars.
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 coils' properties
Galvanized steel plates are a good material for many reasons. 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. There is no rusting or corrosion in galvanized steel bars after many years of use.
Durability: Galvanized steel bars are strong and long-lasting materials that can handle being hit and worn down. These materials don't wear down easily, so they're good for situations where the material will be stressed over and over again.
Maintainable: Galvanized steel coils don't need much upkeep, which makes them a cheap option. Metals don't need to be painted or sealed because the zinc covering keeps them from rusting.
Uses for coated steel strips
This list of uses for galvanized steel coils includes some of them:
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.
Industrial equipment: Bridges, houses, and machines are just a few examples of industrial equipment that uses galvanized steel strips. Putting a galvanized steel covering on these buildings can make them last longer and perform better.
Advantages of coated steel strips
Certain advantages of galvanized steel strips are:
Durability: Galvanized steel tubes are constructed from strong, long-lasting materials that can handle the weather. They don't rust, so they can be used in many climates.
Durability: Galvanized steel bars are strong and long-lasting materials that can handle being hit and worn down. These materials don't wear down easily, so they're good for situations where the material will be stressed over and over again.
Minimal upkeep: Galvanized steel tubes don't need much upkeep. Metals don't need to be painted or sealed because the zinc covering keeps them from rusting. This could lower the cost of upkeep.
Environmental friendliness: Galvanized steel bars are made of ecologically friendly materials. As long as they are returned up to 99%, they can be used again and again. Fewer pieces of trash end up in dumps because of this.
After all that
Galvanized steel strips are a reliable and flexible material that has many uses. For example, they work well for roofs, siding, fences, and industrial equipment.


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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