Zinc-coated(Galvanized)Steel Core Wire for Aluminum Conductors,steel Reinforced(ACSR)
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
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. | |||||||||||||||||||||||||||||||||||
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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 |
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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 |
3 | 3.5 | ±0.07 | 1000 | 1200 | 4 | 1 |
3.5 | 4.25 | ±0.09 | 1000 | 1200 | 4 | 1 |
4.25 | 4.75 | ±0.10 | 1000 | 1200 | 4 | 1 |
4.75 | 5.5 | ±0.11 | 1000 | 1200 | 4 | 1 |
Other Products
Table 3. Mechanical Properties of ST1A Wires | |||||||
Nominal wire diameter | Diameter tolerance |
Stress at 1% extension |
Tensile strength |
Elongation on 250mm |
Mandrel diameter for wrapping test | No. of torsion twists | |
mm | mm | Mpa(N/mm2) | Mpa(N/mm2) | - | - | - | |
over | Up to and incl. | ||||||
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 |
BS4565-1990 Standard
Home » Products » Standards » BS4565-1990
Table 1. Initial Settings for Determining Stress 1% Extension | |||
Nominal Diameter of Galvanized Steel Wire | Initial Stress N/mm2 | Initial Setting of Extensometer mm/mm | |
> | < | ||
mm | mm | ||
1.18 | 2.24 | 95 | 0.05 |
2.24 | 3.15 | 190 | 0.10 |
3.15 | 5.00 | 285 | 0.15 |
Table 2. Tensile Strength and Stress at 1% Elongation | |||
Nominal Diameter of Galvanized Steel Wire | Tensile Strength minimum N/mm2 | Stress at 1% elongation minimum N/mm2 | |
> | < | ||
mm | mm | ||
1.18 | 2.24 | 1400 | 1180 |
2.24 | 3.15 | 1320 | 1140 |
3.15 | 5.00 | 1320 | 1100 |
Table 3. Properties for High Strength Galvanized Steel Wire for ACSR | ||||||||||
Tensile strength grade N/mm2, min. | 1550 | 1700 | 1800 | |||||||
Nominal diameter of galvanized wire | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel wrap test dia. | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel Wrap test dia. | Min. stress at 1% elongation | Min. elongation L0+=200mm% | Steel wrap test dia. | |
> | ≤ | |||||||||
mm | mm | |||||||||
1.18 | 1.32 | 1260 | 3.0 | 1d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
1.32 | 1.80 | 1260 | 3.5 | 1d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
1.80 | 2.24 | 1260 | 3.5 | 2d | 1320 | 3.0 | 2d | 1370 | 3.0 | 3d |
2.24 | 2.72 | 1260 | 3.5 | 2d | 1320 | 3.5 | 3d | 1370 | 3.0 | 3d |
2.72 | 2.90 | 1260 | 3.5 | 2d | 1320 | 3.5 | 3d | 1370 | 3.0 | 3d |
2.90 | 4.00 | 1220 | 4.0 | 3d | 1280 | 3.5 | 3d | - | - | - |
4.00 | 5.00 | 1220 | 4.0 | 3d | - | - | - | - | - | - |
d=Nominal diameter of galvanized wire | ||||||||||
L0= Original Gauge Length |
Table 4. Conversions of Tensile Strength and Stress at 1% Elongation | |
N/MM2 | tonf/in2 |
1100 | 71.2 |
1140 | 73.8 |
1180 | 76.4 |
1220 | 79.0 |
1260 | 81.6 |
1280 | 82.9 |
1320 | 85.5 |
1370 | 88.7 |
1400 | 9.07 |
1550 | 100.4 |
1700 | 110.1 |
1800 | 116.6 |