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steer core al-twisting line and al-twisting line
   Use £º
 Steel core al-twisting line and al-twisting line are widely used in aerial power transfer line, electrical line, industrial and mining enterprise and county power¡¯s line with various voltages.
Product sketch map

Structure and parameter
£¨1£©Steel core al-twisting line, table 1£º

Nominal section mm2
structure diameter
calculated section
outside diameter
mm
DC resistance not more than /km
calculated strain m
calculated weight km
delivery length not less than m
aluminum
steel
aluminum
steel
total
10/2
6/1.50
1/1.50
10.60
1.77
12.37
4.50
2.706
4120
42.9
3000
16/3
6/1.85
1/1.05
16.13
2.69
18.82
5.55
1.778
6130
65.2
3000
30025/4
6/232
1/2.32
25.36
4.23
29.59
6.96
1.131
9290
102.6
3000
35/6
6/2.72
1/2.32
34.86
5.81
40.67
8.16
0.8230
12630
141.0
3000
50/8
6/320
1/3.20
48.25
8.04
56.29
9.60
0.5946
16070
195.1
2000
50/30
12/2.32
7/2.32
50.73
29.59
80.32
11.60
0.5692
42620
372.0
3000
70/10
6/3.80
1/3.80
68.05
11.34
79.39
11.40
0.4217
23390
275.2
2000
70/40
12/2.72
7/2.72
69.73
40.67
110.40
13.60
0.4141
58380
511.3
2000
95/15
26/2.15
7/1.67
94.39
15.33
109.72
13.61
0.3058
35000
380.8
2000
95/20
7/4.16
7/1.85
95.14
18.82
113.98
13.81
0.3019
37200
408.9
2000
95/55
12/3.20
7/3.20
96.51
56.32
152.81
16.00
0.2992
78110
707.7
2000

£¨2£© Steel core al-twisting line, table 2 £º

Nominal section M©O
structure diameter
calculated section
outside diameter
mm
DC resistance not more than /km
calculated strain m
calculated weight km
delivery length not less than m
16
7/1.7
15.89
5.10
1.802
2840
43.5
4000
25
7/2.15
25.41
6.45
1.127
4355
69.6
3000
35
7/2.50
34.56
7.50
0.8332
5760
94.1
2000
50
7/3.00
49.48
9.00
0.5786
7930
135.5
1500
70
7/3.60
71.25
10.80
0.4018
10950
195.1
1250
95
7/4.16
95.14
12.48
0.3009
14450
260.5
1000

Electrical and mechanical performance:
    1¡¢ Round al-line¡¯s resistance rate should be less than 0.028264¦¸.mm2/m after twisting
    2¡¢ Round al-line¡¯s dielectric strength should be more than 95% of the minimum value of the dielectric strength of LY9 type in GB3955-83 after twisting
    3¡¢ Dielectric strength of zinc-plated steel should be more than 1244N/mm2 after twisting

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Certificate of conformity
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