Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of galvanized steel wire in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
Our Galvanized Steel Wire - also known as GI Wire, Hot-Dip Galvanized Wire, Electro-Galvanized Wire, and Zinc-Coated Steel Wire - is manufactured from premium low-carbon and high-carbon steel rod and processed through precision wire drawing, annealing, and advanced galvanizing lines to ensure superior mechanical performance and long-term corrosion resistance. With zinc coating options from 10–350 g/m², tensile strengths ranging from 350–1200 MPa, and strict compliance with ASTM A641, EN 10244-2, and ISO 7989, our galvanized steel wire is engineered for demanding applications in construction, fencing, agriculture, packaging, cable armoring, and industrial manufacturing. As a specialized factory equipped with automated surface treatment, continuous galvanizing, and full inspection systems, we deliver consistent quality, reliable coil formation, and customized specifications for global B2B buyers seeking stable supply and competitive pricing.
Keywords: Galvanized Steel Wire, Hot-Dip Galvanized Wire, Electro Galvanized Steel Wire, Zinc-Coated Steel Wire, High Tensile Galvanized Wire, GI Wire Manufacturer, GI Wire Supplier, ASTM A641
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Galvanized Wire
Product Name: Galvanized Steel Wire
Other Names: Zinc-Coated Wire, GI Wire, Hot-Dipped Zinc Wire, Electro-Galvanized Wire
Standards: ASTM A641/A641M, EN 10244-2, JIS G3547
Applications: Fencing, binding, armoring, cables, mesh weaving, agriculture, industrial manufacturing
Material: Low carbon or high carbon steel
Zinc Coating: 10–350 g/m²
Applications of Galvanized Wire
There are several different applications for galvanized wire, including
• Fencing and enclosures: Galvanized wire helps construct fence panels and gates. The zinc coating helps to protect the wire from rusting, making it an ideal material for outdoor use.
• Hanging support: Galvanized wire creates various hanging supports, such as clotheslines and curtain rods. The strong and durable nature of the wire makes it ideal for supporting heavy items.
• Securing windows: Galvanized wire can be used in different settings, such as homes, offices, and stores. The wire can be wrapped around the window frame and secured with nails or screws.
• Binding, Tying, and Baling: Galvanized wire rope and galvanized tie wire can be used for various binding, tying, and baling applications. The strong and durable nature of the wire makes it ideal for these purposes.
• Recycling: Galvanized wire can be recycled into new steel products. This recycling process helps to reduce environmental pollution and conserve natural resources.
• Packaging: Galvanized wire is often used in packaging applications because it holds objects securely.
Also, galvanized wire mesh is commonly used in construction and manufacturing as fencing, reinforcement, or protective barrier.
Benefits of Galvanized Wire
There are several benefits of high-tensile galvanized wire, including
• The high tensile strength of the wire makes it ideal for various applications, such as construction, fencing, agriculture, and industrial applications.
• These wires are corrosion-resistant compared to other materials.
• The wire is less likely to corrode than different types of wire, making it an ideal choice for electrical conductor applications.
• The galvanized wire comes in various gauges to suit your specific needs.
• The wire can be recycled into new steel products, helping to reduce environmental pollution and conserve natural resources.
Galvanized Wire Gauge Chart
| Wire Gauge (AWG / SWG) | Diameter (mm) | Diameter (inch) | Tolerance (mm) | Typical Tensile Strength (MPa) | Zinc Coating (g/m²) |
|---|---|---|---|---|---|
| 8 SWG | 4.00 mm | 0.157 in | ±0.05 | 350–550 | 100–350 |
| 10 SWG | 3.25 mm | 0.128 in | ±0.04 | 350–550 | 80–300 |
| 12 SWG | 2.64 mm | 0.104 in | ±0.03 | 350–550 | 60–280 |
| 14 SWG | 2.03 mm | 0.080 in | ±0.03 | 350–650 | 50–260 |
| 16 SWG | 1.63 mm | 0.064 in | ±0.02 | 350–650 | 40–240 |
| 18 SWG | 1.22 mm | 0.048 in | ±0.02 | 350–650 | 30–220 |
| 20 SWG | 0.91 mm | 0.036 in | ±0.02 | 350–750 | 20–200 |
| 22 SWG | 0.71 mm | 0.028 in | ±0.01 | 350–850 | 15–180 |
| 24 SWG | 0.56 mm | 0.022 in | ±0.01 | 400–1200 | 10–150 |
| 26 SWG | 0.46 mm | 0.018 in | ±0.01 | 400–1200 | 8–120 |
| 28 SWG | 0.38 mm | 0.015 in | ±0.01 | 400–1200 | 6–100 |
| 30 SWG | 0.32 mm | 0.013 in | ±0.01 | 400–1200 | 6–80 |
Chemical Composition (Typical Low Carbon Steel Rod)
| Element | Content (%) |
|---|---|
| C | 0.04–0.25 |
| Mn | 0.30–0.90 |
| Si | ≤ 0.30 |
| P | ≤ 0.040 |
| S | ≤ 0.040 |
Mechanical Properties (Typical)
| Property | GI Annealed Wire | GI Hard-Drawn Wire |
|---|---|---|
| Tensile Strength | 350–550 MPa | 800–1200 MPa |
| Elongation | ≥ 15% | ≥ 3% |
| Zinc Coating | 15–350 g/m² | 15–350 g/m² |
| Coil Weight | 20–800 kg | 20–800 kg |
Hot Dipped Galvanized VS Electro Galvanized Wire
You can find two kinds of galvanized steel wire for sale, namely, hot-dip GI wire and electro-galvanized steel wire. At Dongmeng Steel, we offer both steel wire with electro-galvanized and hot-dip galvanized coatings. Below let's review their differences.
1. Zinc layer thickness: The maximum zinc content can reach up to 300 g/m2 for the hot-dipped one; while that of cold galvanized one is only 3-15 g/m2.
2. Corrosion resistance. The hot dip galvanizing wire has better corrosion resistance than the electro galvanized one. Generally, its service life is more than 10 years even in outdoor environment. However, electro-galvanized is a physical process in which a layer of zinc is applied to the surface of the wire by electroplating. The thickness of the finished coating is smooth and shiny, but thin. Generally, it can only last a few months. So it is not as durable as the hot-dip galvanized one.
3. Difference appearance. Hot-dip galvanizing wire has a dull and unpleasant finish. While electro galvanized wire has a smooth surface and bright appearance.
4. Difference in price. Hot dip galvanizing is more expensive when compared to electro-galvanizing. But the zinc coating of the former is thicker and the longer the service life. So in the long term, the former one is more cost-effective.
5. Different applications. Because hot-dip galvanizing wire offers superior corrosion resistance, it can be used for any application including harsh or humid environments. For example, it is an ideal choice for oil processing, marine exploration, shipbuilding, gas transmission, scaffolding, bridge, road guardrail, and other agricultural and construction uses.
Hot-dip Galvanized Wire Price
The price of hot dip galvanizing wire is from USD 600 to USD 950 per ton. There are many factors that determine the price, especially the wire diameter and zinc coating thickness. Generally, the thicker the zinc coating, the higher the price. Except for the extreme thick or thin wire, the price differs little. As a base material, the lower the price, the higher the profits of finished products. But please do not rely on the price only to avoid being cheated. Besides, the price changes every day. Dongmeng Steel, as a leading manufacturer and supplier of steel wire in China, will offer you a factory price. Welcome to contact us for the latest price now!
Hot-dip GI Wire Manufacturers
There are many hot dip galvanized wire manufacturers all over the world. Some are famous but offer a higher price. While some are not famous enough. They often offer a competitive price without compromising quality, for example, Dongmeng Steel. We have our own factory. Our steel wires are made of high-quality carbon steel. Besides of wire production line, we also have galvanizing and PVC coated production lines. We can customize wire diameter, zinc coating thickness according to your needs. More than that, Dongmeng Steel offers a full service system, which will reply you in 12 hours. If you have any questions, please contact us without hesitation.
Companies We Have As Clients
Our Certifications
Inspection & Quality Assurance
Raw Material Inspection: Chemical composition verification of steel wire rod
Wire Drawing Control: Online diameter measurement
Zinc Coating Inspection: Coating weight (g/m²), adhesion, uniformity
Mechanical Testing: Tensile strength, elongation, torsion, reverse bending
Surface Quality Control: Rust check, smoothness, coil tightness
Third-Party Inspection: SGS / BV available upon request
Full Quality Traceability with batch numbers and MTC
Looking for a reliable Galvanized Steel Wire manufacturer for global supply?
Contact us for samples, quotations, technical data, and OEM specifications.
Email / WhatsApp / Phone support available 24/7.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
office@dongmjd.com
FAQ
1. What's the difference between hot-dip galvanized and electro-galvanized wire?
Hot-Dip Galvanized: Thick coating (30–350 g/m²), best corrosion resistance, outdoor use.
Electro-Galvanized: Thin coating (5–30 g/m²), smooth surface, indoor or light-duty use.
2. What tensile strength ranges can you supply?
We offer 350–1200 MPa, suitable for soft annealed applications up to high-tensile wire production.
3. What standards do your galvanized steel wires comply with?
ASTM A641, EN 10244-2, ISO 7989, GB/T 343.
4. Can you produce customized zinc coating weights?
Yes. Zinc coating can be manufactured from 10 g/m² to 350 g/m², depending on service life and environmental exposure.
5. How do you guarantee adhesion of the zinc layer?
We perform bending tests, torsion tests, coating weight tests, and peeling tests to ensure coating integrity.
6. Are certificates available for export orders?
Yes. We provide MTC, inspection reports, third-party SGS/BV tests, and origin certificates (FORM E, CO, etc.).
7. What is your typical coil weight and packaging?
Coils 20–800 kg, plastic film + woven bag; also steel pallet or fumigation-free pallets for container loading.
8. What is the tolerance control on wire diameter?
Typically ±0.005–0.03 mm depending on wire size and standard.
9. Can you supply both high carbon and low carbon galvanized wire?
Yes. Low-carbon for binding; high-carbon for strength-critical industrial use.
10. Do you offer galvanized wire for fencing or mesh weaving?
Yes, we supply tight tolerance, high-zinc coating wires for mesh factories and fencing manufacturers.
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