China Galvanized Iron Wire GI Steel Wire

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Galvanized wire is a popular material known for its durability, corrosion resistance, and versatility. With a protective zinc coating, galvanized wire offers numerous benefits that make it suitable for a wide range of applications across various industries. This article explores the characteristics, benefits, and common uses of galvanized wire.

Zinc is a commonly used material for galvanized wire because it has several advantages over other materials. One of the main reasons why zinc is preferred is its durability and resistance to corrosion. Zinc forms a protective layer on the surface of steel when they are exposed to air, which helps to prevent rusting and decay. This makes zinc wire more durable than other types of wire that do not have this property.
Another advantage of using zinc is that it is relatively inexpensive compared to other metals such as aluminum or copper. Additionally, zinc is easy to work with in various manufacturing processes, making it a popular choice for wire production. Finally, zinc is also environmentally friendly, as it does not release harmful pollutants into the environment during the manufacturing process.

1.What is Galvanized Wire?

    1.1 Summarize

     1.2 Details

     1.3 Gauge

2.How is Galvanized Wire Made?

3.Different Types of Galvanized Wire

     3.1 Galvanized iron wire/Galvanized Steel Wire

     3.2 Hot-dipped Galvanized Wire/Elctro-galvanized Wire

     3.3 Galvanized Wire VS Stainless Steel

     3.4 Class 1 VS Class 3 Galvanized Wire

4.Will Galvanized Wire Rust Proof?

5.Galvanized Wire Uses

     5.1 Galvanized Iron Wire

     5.2 Galvanized Steel Wire

     5.3 Galvanized Wire Products

6.Where to buy High Quality Galvanized Wire?

7.Conclusion

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1.What is Galvanized Wire?

1.1 Summarize

Galvanized wire is typically made from carbon steel wire that undergoes a galvanization process. This process involves coating the wire with a layer of zinc, creating a protective barrier against rust and corrosion. The zinc coating not only enhances the wire's longevity but also improves its strength and resilience. Galvanized wire comes in different thicknesses and can be customized to meet specific requirements.

1.2 Details

Galvanized Wire Brand	SUNSHINE
Material	Low carbon steel Q195 Q235/Steel
Wire Diameter:	0.5mm-5.0mm
Zinc coat:	15-20g/m2    50-60g/m2
Tensile strength:	300-500N/mm2
Elongation:	15%

 

 

1.3 Gauge

No.	Diameter(mm)	Tensile Strength(n/mm2)	Zinc Thickness(g/m2)	Weight of unit coil(kg)
5.5~6#	5.00	300~1500	30~100	400~600
7#	4.57	300~1500	30~100	400~600
8#	4.19	300~1500	30~100	400~600
9#	3.76	300~1500	30~100	400~600
10#	3.40	300~1500	30~100	400~600
11#	3.05	300~1500	30~100	400~600
12#	2.77	300~1500	30~80	400~600
13#	2.41	300~1500	30~80	400~600
14#	2.11	300~1500	30~80	400~600
15#	1.83	300~1500	30~80	400~600
16#	1.65	300~1500	30~80	25~500
17#	1.47	300~1500	30~80	25~500
18#	1.24	300~1500	≥12	25~500
19#	1.07	300~1500	≥12	25~500

 

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2.How is Galvanized Wire Made?

Galvanized wire is made through a process known as galvanization. The process involves coating a base wire, typically made of carbon steel, with a layer of zinc to provide protection against corrosion. Here is a step-by-step explanation of how galvanized wire is made:

1. -Wire Drawing: The first step involves drawing the base wire through a series of dies to reduce its diameter and achieve the desired thickness. This process also helps in improving the wire's mechanical properties.

2. -Cleaning: Once the wire is drawn, it undergoes a thorough cleaning process to remove any impurities, dirt, or rust that may be present on the surface. This is crucial for ensuring proper adhesion of the zinc coating.

3. -Fluxing: After cleaning, the wire is passed through a flux solution or bath. Fluxing helps to remove any remaining oxides from the wire's surface and prepares it for the galvanizing process.

4. -Galvanizing: The cleaned wire is then immersed in a molten zinc bath at a temperature of around 450-460°C (842-860°F). The zinc bath contains a mixture of zinc oxide and other additives that promote adhesion and uniformity of the zinc coating. As the wire is submerged, the molten zinc reacts with the steel surface to form a metallurgical bond.

5. -Removal of Excess Zinc: Once the wire is withdrawn from the zinc bath, excess molten zinc is removed by passing the wire through a series of air knives or rollers. This step ensures that the final coating thickness is consistent and within the desired specifications.

6. -Cooling and Solidification: After the excess zinc is removed, the wire is allowed to cool and solidify. This solidification process completes the formation of the zinc coating, which provides the wire with corrosion resistance.

7. -Post-Treatment: In some cases, the galvanized wire may undergo additional post-treatment processes to further enhance its properties. This can include chromate treatment or passivation, which improves the wire's appearance, provides additional corrosion resistance, and acts as a barrier against white rust formation.

8. -Final Inspection and Packaging: The galvanized wire is inspected for quality assurance, ensuring that it meets the required specifications in terms of coating thickness, adhesion, and overall quality. Once approved, the wire is typically coiled or packaged according to customer requirements for shipment and storage.

By undergoing the galvanization process, the base wire is transformed into galvanized wire with a protective zinc coating, making it highly resistant to corrosion and suitable for various applications.

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3.Different Types of Galvanized Wire

There are different types of galvanized wire available,according to the material and galvanizing process method can be divided into four different types.

3.1 Galvanized iron wire/Galvanized Steel Wire

Galvanized iron wire and galvanized steel wire are two similar yet distinct types of wire that differ in their composition and properties.

Galvanized iron wire is made from iron or mild steel, which is then coated with a layer of zinc to prevent rust and corrosion.On the other hand, galvanized steel wire is manufactured from high-quality carbon steel, which is coated with a layer of zinc for enhanced corrosion resistance. Galvanized steel wire is known for its strength, durability, and higher tensile strength compared to galvanized iron wire.

SUNSHINE GI WIRE	Galvanized Low Carbon Steel Wire	Galvanized  Steel Wire
Model Number	galvanized iron wire	galvanized steel wire
Material	low carbon steel Q195 Q235	steel
Surface Treatment	Hot-dipped Galvanized/Elctro-Galvanized	Hot-dipped Galvanized/Elctro-Galvanized
Processing Service	Welding, Bending, Cutting	Welding, Bending, Cutting
Wire Gauge	BWG8-BWG24	0.56mm-5mm
Surface	Galvanised Zinc	Galvanised Zinc
Coil weight	5kg --- 500 Kg	5kg --- 500 Kg

 

 

3.2 Hot-dipped Galvanized Wire/Elctro-galvanized Wire

Hot-dip Galvanization:

The wire is first cleaned to remove any impurities or rust.

It is then immersed in a bath of molten zinc at a temperature around 450°C (842°F).

The interaction between the zinc and the wire's surface causes a metallurgical bond to form, resulting in the zinc coating adhering tightly to the wire.

The wire is carefully withdrawn from the zinc bath, allowing excess zinc to drip off and cool down.

Once cooled, the galvanized wire is ready for use.

Hot-dipped Galvanized Steel Wire Brand	SUNSHINE
Wire Diameter:	0.5mm-5.0mm
Zinc coat:	50-60g/m2
Tensile strength:	300-500N/mm2
Elongation:	15%

Electro-galvanizing:

The wire undergoes a similar cleaning process to remove dirt and corrosion.

It is then placed in an electrolyte solution containing zinc ions.

An electrical current is passed through the solution, causing the zinc ions to deposit onto the wire's surface.

Electro Galvanized Iron Wire Brand	SUNSHINE
Wire Diameter:	0.5mm-5.0mm
Zinc coat:	15-20g/m2
Tensile strength:	300-500N/mm2
Elongation:	15%

3.3 Galvanized Wire VS Stainless Steel

Galvanized wire and stainless steel wire are both commonly used in various applications, but they differ in terms of their characteristics and properties. Here are some differences between galvanized wire and stainless steel wire:

1. Corrosion Resistance: Stainless steel wire is highly resistant to corrosion and rust due to its chromium content. Galvanized wire is also corrosion-resistant but not as much as stainless steel wire. The zinc coating on galvanized wire provides some protection against corrosion but it can eventually wear away over time.

2. Strength: Stainless steel wire is stronger than galvanized wire and has a higher tensile strength. This means that it can withstand more stress before breaking or becoming deformed. Galvanized wire has a lower tensile strength, but it is still strong enough for many applications.

3. Appearance: Stainless steel wire has a shiny, silver appearance while galvanized wire has a duller, grayish appearance. This can be a factor when considering the aesthetics of a project or product.

4. Cost: Stainless steel wire is generally more expensive than galvanized wire due to the higher cost of manufacturing and the higher quality of the material.

 

3.4 Class 1 VS Class 3 Galvanized Wire

Class 1 galvanized wire and Class 3 galvanized wire are two different levels of coating thickness for galvanized wire, as defined by the ASTM International (formerly known as the American Society for Testing and Materials). The difference between the two classes lies in the thickness of the zinc coating applied to the wire.  

 

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4.Will Galvanized Wire Rust Proof?

Galvanized wire is known for its excellent resistance to rust and corrosion. The zinc coating applied during the galvanization process acts as a protective barrier between the base wire and the surrounding environment, preventing moisture and other corrosive elements from reaching the underlying steel. This makes galvanized wire highly resistant to rust and extends its lifespan compared to non-galvanized wire.  The rate at which galvanized wire rusts depends on various factors such as the thickness of the zinc coating, the environment in which it is used, and the level of maintenance.To ensure the best rust resistance, it is important to choose high-quality galvanized wire with a thick and uniform zinc coating, as this will provide better protection against rust.

Galvanized wire has six major advantages due to its manufacturing process:    

1. -Increased Durability: Galvanized wire has a higher level of durability compared to non-galvanized wire. The zinc coating acts as a protective layer that shields the underlying metal from damage caused by environmental elements like moisture, oxygen, and chemicals.

2. -Improved Corrosion Resistance: The zinc coating on galvanized wire provides excellent corrosion resistance, which is essential in outdoor and industrial applications where exposure to harsh elements is common.

3. -Long-Lasting: Galvanized wire can last for many years without showing signs of wear or oxidation. This longevity makes it a cost-effective solution for many applications.

4. -Versatile: Galvanized wire can be used in a wide range of applications, including construction, agriculture, electrical wiring, and crafting. Its versatility makes it a popular choice across many industries.

5. -Easy to Work With: Galvanized wire is easy to work with due to its strength and pliability. It can be cut, shaped, and bent to fit various needs.

6. -Cost-Effective: Galvanized wire is relatively affordable and cost-effective, making it an ideal material for large-scale projects.

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5. Galvanized Wire Uses

5.1 Galvanized Iron Wire

Galvanized iron wire is widely used in various industries and applications due to its strength, durability, and corrosion resistance. Here are some common uses of galvanized iron wire:

1.Construction: Galvanized iron wire is frequently used for reinforcing concrete structures, such as foundations, beams, and columns. It provides additional strength and stability to the concrete, making it more resistant to cracking and structural damage.

2.Fencing and Security: Galvanized iron wire is commonly used for fencing and security purposes. It is ideal for creating sturdy and durable fences to secure properties, farms, gardens, or livestock enclosures. The corrosion resistance of galvanized iron wire ensures a long lifespan even under different weather conditions.

3.Agriculture: Galvanized iron wire finds extensive use in agricultural applications. It can be used for constructing trellises, supporting structures for crops, and creating wire mesh for enclosures and partitions. Its durability and resistance to rust make it suitable for outdoor agricultural environments.

4.Packaging and Binding: Galvanized iron wire is used for packaging and binding applications in industries such as agriculture, construction, and manufacturing. It is commonly used to secure bundles of materials, reinforcing packaging materials, or sealing bags, providing strong and reliable fastening.

5.Crafts and DIY Projects: Galvanized iron wire is popular among crafters and DIY enthusiasts due to its malleability and strength. It can be shaped and formed into various decorative objects, sculptures, and jewelry. The corrosion resistance of the wire ensures that the crafted items maintain their aesthetic appeal over time.

5.2 Galvanized Steel Wire

Galvanized steel wire is a versatile material with a wide range of uses across various industries. Its strength, durability, and resistance to rust make it suitable for many applications. Here are some common uses:

1. -Construction: Galvanized steel wire is often used in construction for structural support, such as in concrete reinforcement. It's also used to make wire ropes and cables that are used for lifting and hoisting purposes.

2. -Fencing: In agriculture and landscaping, galvanized steel wire is commonly used to make fencing, netting, and other barriers due to its durability and resistance to weather conditions.

3. -Telecommunications: Galvanized steel wire is used to manufacture cables and conductors in the telecommunications industry due to its strength and electrical conductivity.

4. -Manufacturing: Galvanized steel wire is used in various manufacturing processes, including the production of springs, wire meshes, and other components.

5. -Arts and Crafts: For craft projects, galvanized steel wire is often used due to its flexibility and ability to maintain its shape.

 

5.3 Galvanized Wire Products

Galvanized wire products come in various forms and sizes, catering to different needs and applications. Here are some common galvanized wire products:

1. -Galvanized Wire Mesh: Galvanized wire is woven or welded to create wire mesh sheets or rolls. This type of product is widely used in fencing, construction, agriculture, and industrial applications for purposes such as security, containment, and filtration.

2. -Galvanized Barbed Wire: Barbed wire consists of twisted strands with sharp barbs spaced at regular intervals. Galvanized barbed wire is commonly used for securing boundaries, livestock fencing, and enhancing security measures.

3. -Galvanized Steel Wire Rope: Steel wire ropes are made by twisting multiple strands of galvanized wire together. They are used in lifting and rigging applications, suspension bridges, cranes, and other heavy-duty applications that require high strength and corrosion resistance.

4. -Galvanized Tie Wire: Galvanized tie wire, also known as baling wire or loop tie wire, is commonly used in the construction industry for bundling materials, fixing rebar, and securing items together.

5. -Galvanized Wire Nails: Nails made from galvanized wire are corrosion-resistant and often used in outdoor applications such as construction, woodworking, and roofing.

6. -Galvanized Wire for Electrical Purposes: Galvanized wire is also used in electrical applications, such as grounding wires and support cables, where corrosion resistance is essential.

7. -Galvanized Wire for Craft and DIY Projects: Galvanized wire is popular among crafters and DIY enthusiasts for various projects like jewelry making, artwork, sculpture, and gardening.

 

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6.Where to buy High Quality Galvanized Wire?

SUNSHINE has own professional team and equipment to inspect product items such as material standard, wire size, weight,tensile strength, and other customer demand. Meanwhile, we could guaranteed the products quality as you expect.

Whether you have specific requirements or need assistance in selecting the right products, our dedicated team is here to help. Contact us today and let SUNSHINE be your trusted partner for all your hardware and construction material needs.

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7.Conclusion

Galvanized wire is an invaluable material appreciated for its durability, corrosion resistance, and versatility. Its protective zinc coating ensures long-lasting performance, making it suitable for a wide range of applications. From construction and agriculture to crafting and industrial uses, galvanized wire continues to be a reliable and cost-effective solution across various industries. With its exceptional properties, galvanized wire proves to be an indispensable asset in modern-day applications requiring strength, longevity, and resistance to corrosion.SUNSHINE is one of the high quality galvanized wire suppliers in China.