Description
Our galvanized stranded wires provide a combination of superior properties compared to conventional six strand ropes. With compacted structure and smooth face, this 1*7 galvanized stranded wire provides enhanced durability and resistance to abrasion and crushing, and improves the service life.
Construction & Diameter: 1*7/4.8-12.7 mm
Features
1. The galvanized stranded wire offers a smooth and polished surface.
2. It offers excellent antirust performance.
3. It is adhesive and flexible.
Application
Our 1*7 galvanized stranded wire can be used as messenger wires, guy wires, core wires or strength members, earth wires/ground wires, barrier cables, structure cables, messenger wires for optical fiber cable, etc.
As a professional 1*7 galvanized stranded wire manufacturer and supplier based in China, We also offers1*3, 1*19 galvanized stranded wire, 12.70mm PC strand, 2.0mm and 2.64mm galvanized steel wire, among others.
EN 50189 Standard
12
| Table 1. Initial Settings for Determining Stress 1% Extension |
| Nominal Wire Diameter, mm | Initial Stress, N/mm2 | Initial setting of extensometer for a gauge length of 250mm2 |
| 1.24 | 2.25 | 100 | 0.125 |
| 2.25 | 3 | 200 | 0.25 |
| 3 | 4.75 | 300 | 0.375 |
| 4.75 | 5.5 | 400 | 0.5 |
| For other gauge lengths, multiply the initial setting by the gauge length in mm divided by 250. |
| Table 2. Zinc Coating Requirements |
| Nominal Wire Diameter, mm | Class A | Class B | Class C | Class D | Class E |
| Over | Up to and incl. | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips | Min. mass of Zn g/m2 | Min. no. of one minute dips |
| 1.24 | 1.5 | 185 | 2 | 370 | 3.5 | 150 | 1 | 365 | 3 | 185 | 2 |
| 1.5 | 1.75 | 200 | 2 | 400 | 3.5 | 160 | 1.5 | 460 | 3.5 | 200 | 2 |
| 1.75 | 2 | 215 | 2.5 | 430 | 4 | 175 | 2 | 550 | 4 | 215 | 2.5 |
| 2 | 2.25 | 215 | 2.5 | 430 | 4 | 175 | 2 | 550 | 4 | 250 | 3.5 |
| 2.25 | 2.75 | 230 | 3 | 460 | 4 | 190 | 2.5 | 640 | 5 | 250 | 3.5 |
| 2.75 | 3 | 230 | 3 | 460 | 4 | 190 | 2.5 | 640 | 5 | 250 | 3.5 |
| 3 | 3.5 | 245 | 3.5 | 490 | 4 | 205 | 3 | 730 | 6 | 250 | 3.5 |
| 3.5 | 4.25 | 260 | 3.5 | 520 | 4 | 260 | 3.5 | 730 | 6 | 260 | 3.5 |
| 4.25 | 4.75 | 275 | 4 | 550 | 4 | 275 | 4 | 775 | 6 | 275 | 4 |
| 4.75 | 5 | 200 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
| 5 | 5.25 | 290 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
| 5.25 | 5.5 | 290 | 4 | 580 | 5 | 290 | 4 | 825 | 6 | 290 | 4 |
| Table 3. Mechanical Properties of ST1A Wires |
| Nominal wire diameter mm | Diameter tolerance | Stress at 1% extension, MPa | Tensile strength, MPa | Elongation on 250mm | Mandrel diameter for wrapping test | No. of torsion twists |
| Over | Up to and incl. | mm | N/MM2 | N/MM2 | % |
| Min. | Min. | Min. | xd | Min. |
| 1.24 | 1.5 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
| 1.5 | 1.75 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
| 1.75 | 2.25 | ±0.03 | 1170 | 1400 | 3 | 1 | 18 |
| 2.25 | 2.75 | ±0.04 | 1140 | 1350 | 3 | 1 | 16 |
| 2.75 | 3 | ±0.05 | 1140 | 1350 | 3.5 | 1 | 16 |
| 3 | 3.5 | ±0.05 | 1100 | 1300 | 3.5 | 1 | 14 |
| 3.5 | 4.25 | ±0.06 | 1100 | 1300 | 4 | 1 | 12 |
| 4.25 | 4.75 | ±0.06 | 1100 | 1300 | 4 | 1 | 12 |
| 4.75 | 5.5 | ±0.07 | 1100 | 1300 | 4 | 1 | 12 |
| Table 4. Mechanical properties of ST2B Wires |
| Nominal wire diameter mm | Diameter tolerance | Stress at 1% extension, MPa | Tensile strength, MPa | Elongation on 250mm | Mandrel diameter for wrapping test |
| Over | Up to and incl. | mm | N/MM2 | N/MM2 |
| 1.24 | 1.5 | ±0.05 | 1100 | 1300 | 4 | 1 |
| 1.5 | 1.75 | ±0.05 | 1100 | 1300 | 4 | 1 |
| 1.75 | 2.25 | ±0.05 | 1100 | 1300 | 4 | 1 |
| 2.25 | 2.75 | ±0.06 | 1070 | 1250 | 4 | 1 |
| 2.75 | 3 | ±0.06 | 1070 | 1250 | 4 | 1 |
Product Tags:
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Adhesive Flexible Galvanized Wire Cable , Guy Strand Wire 1.0mm-4.8mm Size Images
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