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HOME Product Rare earth zinc-aluminum alloy coated steel wire for copper core aluminum strand

  2. Rare earth zinc-aluminum alloy coated steel wire for copper core aluminum strand

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Intensity level
Nominal diameter
mm
Tensile strength,
not less than
MPa
Stress at 1% elongation,
not less than
MPa
Elongation after breaking
%
Torsion test times/360º
not less than
Diameter of winding test mandrel(times)
（1）
Normal intensity
>1.24-2.25
>2.25-2.75
>2.75-3.00
>3.00-3.50
>3.50-4.25
>4.25-4.75
>4.75-5.50
1340
1310
1310
1290
1290
1290
1290
1170
1140
1140
1100
1100
1100
1100
3.0
3.0
3.5
3.5
4.0
4.0
4.0
16
16
16
14
12
12
12
1
1
1
1
1
1
1
（1）
High strength
>1.24-2.25
>2.25-2.75
>2.75-3.00
>3.00-3.50
>3.50-4.25
>4.25-4.75
1450
1410
1410
1410
1380
1380
1310
1280
1280
1240
1170
1170
2.5
2.5
3.0
3.0
3.0
3.0
16
16
16
14
12
12
3
3
4
4
4
4
（1）
Extra high strength
>1.24-2.25
>2.25-2.75
>2.75-3.00
>3.00-3.50
>3.50-4.25
>4.25-4.75
1620
1590
1590
1550
1520
1520
1450
1410
1410
1380
1340
1340
2.0
2.0
2.5
2.5
2.5
2.5
14
14
12
12
10
10
4
4
5
5
5
5