Firmstone (Tianjin) International Limited is one of the leading manufacturers and suppliers of hot dipped galvanized iron wire in China. We are committed to providing high quality customized products for global clients. If you're going to buy durable hot dipped galvanized iron wire made in China, welcome to get pricelist from our factory.
Hot Dipped Galvanized Iron Wire – processed from quality steel rod via high-temperature hot-dip galvanizing. Thick, uniform, dense zinc coating offers superior rust and corrosion resistance vs. electro-galvanized wire. Strong zinc adhesion prevents peeling, flaking and cracking under bending, twisting and outdoor use. Stable mechanical properties, good tensile toughness, consistent diameter, suits harsh indoor/outdoor conditions. Long-term weather resistance, clean surface, durable protection, extended service life for general engineering and daily applications.
Product Specification
|
Wire Diameter (mm) |
Tensile Strength Min (MPa) |
Tensile Strength Max (MPa) |
Zinc Coating Min (g/m2) |
Zinc Coating Max(g/m2) |
Zinc Coating Ultra Max (g/m2) |
Elongation Min (%) |
Packing (Kg) |
Typical Applications |
|
0.15 |
300 |
550 |
10 |
40 |
/ |
3%-25% |
SPOOL, COIL |
Crafts, fine mesh, binding small items |
|
0.20-0.50 |
300 |
2000 |
10 |
40 |
/ |
3%-25% |
SPOOL, COIL |
Fine mesh, handicrafts, floral wire,cables |
|
0.50-1.00 |
300 |
2000 |
10 |
40 |
/ |
3%-25% |
SPOOL, COIL(1KG-350KG) |
Fine mesh, handicrafts, floral wire,cables |
|
1.00-1.20 |
340 |
1800 |
10 |
40 |
/ |
3%-25% |
SPOOL, COIL(1KG-800KG) |
Fine mesh, handicrafts, floral wire,cables |
|
1.20 |
340 |
1800 |
10 |
200 |
220 |
3%-25% |
COIL (1KG-1000KG) |
Binding wire, fencing mesh, agriculture |
|
1.30 |
340 |
1800 |
10 |
180 |
240 |
3%-25% |
COIL (1KG-1000KG) |
Fine mesh, handicrafts, floral wire,cables |
|
1.40 |
340 |
1800 |
10 |
195 |
240 |
3%-25% |
COIL (1KG-1000KG) |
Binding wire, fencing mesh, agriculture |
|
1.50 |
340 |
1800 |
10 |
220 |
240 |
3%-25% |
COIL (1KG-1000KG) |
Chain link fence, gabion mesh, construction |
|
1.60 |
340 |
1800 |
20 |
230 |
280 |
3%-25% |
COIL (1KG-1000KG) |
Cable armoring, construction binding, fencing |
|
1.70 |
340 |
1800 |
20 |
230 |
280 |
3%-25% |
COIL (1KG-1000KG) |
Cable armoring, construction binding, fencing |
|
1.80 |
340 |
1800 |
20 |
230 |
280 |
3%-25% |
COIL (1KG-1000KG) |
Heavy duty fencing, agricultural use |
|
2.00 |
340 |
1800 |
25 |
240 |
400 |
3%-25% |
COIL (1KG-1000KG) |
Barbed wire, chain link, construction ties |
|
2.50 |
340 |
1800 |
25 |
260 |
400 |
3%-25% |
COIL (1KG-1000KG) |
Gabion boxes, heavy fencing, cable armoring |
|
3.00 |
340 |
1800 |
30 |
275 |
400 |
3%-25% |
COIL (1KG-1000KG) |
Stone cage netting, heavy duty applications |
|
3.50 |
340 |
1800 |
30 |
275 |
450 |
3%-25% |
COIL (1KG-1000KG) |
Heavy industrial use, large mesh fencing |
|
4.00 |
340 |
1800 |
30 |
280 |
450 |
3%-25% |
COIL (1KG-1000KG) |
Heavy cable armoring, structural applications |
|
5.00-8.00 |
340 |
1800 |
40 |
280 |
450 |
3%-25% |
COIL (1KG-1000KG) |
Heavy industrial use, large mesh fencing |
Material

This galvanized iron wire adopts high-standard raw material configuration to ensure stable quality. The inner metal core is selected from qualified low carbon and high carbon steel rods with pure steel texture, uniform molecular structure and excellent ductility and tensile performance, laying a solid foundation for stable mechanical properties. The outer protective coating is made of high-purity pure zinc ingots for hot-dip processing. Without inferior auxiliary materials or impurities, the molten zinc forms a compact and integrated protective layer on the steel wire surface at high temperature, significantly improving the wire's oxidation resistance, corrosion resistance and overall durability for long-term outdoor service.
Product Application
With comprehensive performance and wide applicability, hot dipped galvanized iron wire is widely used in civilian and industrial fields. Common application scenarios include farm fencing weaving and fixing, construction steel bar binding and engineering fastening, various wire mesh product weaving and processing, horticultural plant tying and garden fixing, handmade craft wire production, underground pipeline positioning and fixing, as well as various outdoor conventional engineering binding and protection works.
Production Process
The product adopts standardized and mature industrial production procedures to ensure stable quality: firstly, conduct multi-pass cold drawing of steel rods to process the wire into the target diameter with smooth surface; secondly, complete professional pickling treatment to thoroughly remove surface rust, oxide scale and impurities; thirdly, perform flux dipping activation treatment to enhance zinc layer adhesion; fourthly, immerse the wire in a high-temperature molten zinc bath for uniform hot-dip coating; fifthly, finish surface wiping, natural air cooling and wire straightening; finally, conduct full surface quality inspection, precise coiling and standardized finished product packaging.

Precaution for Use
Although the hot-dip zinc layer provides excellent anti-corrosion performance, avoid severe friction and sharp scratching during use to prevent local coating damage and rust spots. Do not apply excessive instantaneous pulling force beyond the tensile range to avoid wire breakage. For long-term outdoor deployment, regular inspection is recommended to remove surface dust and corrosive attachments. Unused wires should be stored in dry and ventilated environments to avoid long-term damp stacking.
Compare with Other Products
Compared with electro-galvanized wire, this hot-dip galvanized wire has a thicker zinc layer, stronger adhesion and far better outdoor anti-rust performance with longer service life. Different from PVC and PE coated wires that focus on surface isolation protection, it features higher hardness and easier processing, more suitable for weaving and binding work. It is more cost-effective than high-strength steel wires and PC strands, serving as the most versatile and universal basic metal wire for conventional industrial and agricultural scenarios.
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