Black Annealed Iron twisted Wire
Product DescriptionBLACK ANNEALED WIRE
1.Material: Low carbon steel wire
2. Workmanship: Annealing
3. Feature: Softand has good stretching resistance
4.Application: mainly used as tie wire or binding wire in construction.
Advantages of Black annealed iron twisted binding wire
- Black annealed binding wire is highly ductile, allowing it to be easily bent and shaped for various applications.
- Corrosion Resistance: Its black oxide coating provides protection against rust and corrosion, making it suitable for outdoor use.
- It is an affordable option for securing and tying materials.
- It finds applications in a wide range of industries and uses.
- It can be recycled and reused, promoting sustainability.
The Application of Black annealed Wire
- Rebar Tying: One of the most common applications is for connecting reinforcing steel bars (rebar) in concrete construction. It contributes to the structural stability of concrete constructions including buildings, bridges, and roads.
- Baling Wire: Farmers use black annealed wire to secure bales of hay or straw, making them easier to handle and transport.
- Fencing: It is widely used in the construction and repair of fences on farms and ranches. The wire's flexibility and corrosion resistance make it suitable for long-lasting fencing solutions.
- Packaging: It is used in packaging applications to secure packages and bundles, ensuring they stay intact during shipping and handling.
Specification of Black Annealed iron twisted Wire
| Materials | Black annealed wire |
| Diameter | BWG8-BWG24 |
| Twisted lines | 2lines,3 lines,4lines,6lines,7 lines twisted |
| Tensile Strength | 350-550/mm2 |
| Elongation Rate | 10%-25% |
| Weight/coil | 0.1kgs-1000kgs |
| Packing | 1,Platic film inside and hessian cloth outside 2,plastic film inside and woven bag outside 3,without outside packing |
Wire Gague Standard of Black Annealed iron binding Wire
| Wire Gauge | SWG in mm | BWG in mm | In Metric System mm |
| 8# | 4.06 | 4.19 | 4.00 |
| 9# | 3.66 | 3.76 | - |
| 10# | 3.25 | 3.40 | 3.50 |
| 11# | 2.95 | 3.05 | 3.00 |
| 12# | 2.64 | 2.77 | 2.80 |
| 13# | 2.34 | 2.41 | 2.50 |
| 14# | 2.03 | 2.11 | - |
| 15# | 1.83 | 1.83 | 1.80 |
| 16# | 1.63 | 1.65 | 1.65 |
| 17# | 1.42 | 1.47 | 1.40 |
| 18# | 1.22 | 1.25 | 1.20 |
| 19# | 1.02 | 1.07 | 1.00 |
| 20# | 0.91 | 0.89 | 0.90 |
| 21# | 0.81 | 0.813 | 0.80 |
| 22# | 0.71 | 0.711 | 0.70 |
| 23# to 34# also available for galvanized iron wire. |
Photos of Black Annealed iron binding Wire
- Black Annealed twisted wire 1.1mm x 7pcs twisted or 1.2mm x 6pcs twisted

- Black annealed wire 1.1mm x 4.5kgs packing

- Black annealed wire 1.2mm oiled surface

- Black annealed wire packing by bundle
