Bare Copper Conductor

Bare Copper Conductor
Bare Copper Conductor

Product Application:

For use in overhead electrical distribution lines, grounding electrical substations, electrical test equipment and any other electrical system and is suitable for many other applications.

Product Standards

BS7884 IEC 60228 ASTM B1 ASTM B2 ASTM B3 ASTM B8

Product Advantages:

It has excellent electrical conductivity, corrosion resistance and flexibility, and can be widely used in electricity, communications, construction, electronic equipment and automotive electrical systems.

Structure:

7, 19, 37, 61, etc. copper wires are twisted together

Hard drawn copper stranded wire
Nominal area of cross-section of stranded conductor/mm2 Construction(stranding and wire diameter)number/mm Overall diameter  of conductor (approx.)
mm
Nominal mass per unit length kg/km Resistance at 20°C Nominal/Ω/km Resistance at 20°C Max/Ω/km Minimum breaking load N
10 7/1.35 4.05 89.82 1.788 1.829 3752
14 7/1.60 4.8 126.2 1.273 1.303 5267
16 3/2.65 5.7 148.3 1.082 1.106 6194
16 7/2.10 5.1 142.4 1.128 1.154 5946
25 7/2.10 6.3 217.3 0.7391 0.7563 9073
32 3/3.75 8.06 296.9 0.5405 0.552 12400
32 7/2.46 7.38 298.2 0.5386 0.5497 12442
35 7 / 2.50 7.5 308 0.5215 0.5337 12860
50 7/3.00 9.00  443.5 0.3622 0.3706 18520
50 19/1.80 9 435.8 0.3727 0.3819 17700
70 7/3.55 10.65 621.1 0.2586 0.2646 25930
70 19/2.10 10.5 593.2 0.2738 0.2806 24090
95 19/2.50 12.50  840.7 0.1932 0.198 34140
100 7/4.30 12. 90 911.2 0.1763 0.181 36540
120 19/2.80 14 1055 0.154 0.1578 42830
125 19/2 .90 14.5 1131 0.1436 0.1471 45940
150 19/3.20 16 1377 0.118 0.1208 55940
150 37/2.25 15.75 1334 0.1233 0.1264 53880
185 19/3.55 17.75 1695 0.09582 0.09815 68860
185 37/2 .50 17.5 1647 0.09981 0.1024 66490

 

Hard drawn copper alloy stranded wire
Nominal area of cross-section of stranded conductormm2 Construction(stranding and wire diameter)number/mm Overall diameter of conductor (approx.) Nominal mass per unit lengthkg/km Resistance at 20°CNominalΩ/km Resistance at 20°CMaxΩ/km Minimumbreaking loadN
12 3/2.30 4.95 112.4 1.743 1.78 6968
16 7/1.70 5.1 143.3 1.368 1.399 8883
22 7/2.00 6 198.3 0.9882 1.011 12290
25 7/2.10 6.3 218.7 0.8959 0.9171 13550
30 7/2.30 6.9 262.3 0.7469 0.7645 16260
35 7 / 2.50 7.5 309.9 0.6324 0.6471 19210
38 7/2.60 7.8 335,2 0.5847 0.5983 20780
45 7/2.90 8.7 417 0.4698 0.4809 24600
55 7/3.20 9.6 507.8 0.3859 0.395 29950
70 19/2.10 10.5 596.8 0.3316 0.3403 35990
75 7/3.70 11.1 678.8 0.2887 0.2954 38010
95 19/2 .50 12.5 845.9 0.2343 0.24 51010
100 7/4.30 12.9 916.9 0.2138 0.2195 51160
120 19/2.80 14 1061 0.1862 0.1914 60890
125 19/2。90 14.5 1138 0.1739 0.1784 65310
150 19/3.20 16 1386 0.1428 0.1465 79530
150 37/2.25 15.75 1342 0.1493 0.1533 80490
180 19/3.50 17.5 1658 0.1196 0.1225 95140
180 37/2.50 17.5 1657 0.1209 0.1242 99330
200 19/3.70 18.5 1853 0.1068 0.1696 100900
240 19/4. 00 20 2165 0.09153 0.09378 117900

 

Solid round hard drawn copper wire
Nominal area of cross-setionmm2 Wire diameterNominal mm Wire diameterMax. mm Wire diameterMin. mm Nominal mass per unit length kg/km Resitance at20°C Ω/km Resitance at 20°C Ω/km Minimum breaking loadN
1.43 1.35 1.364 1.337 12.73 12.41 12.66 583
2.01 1.60  1.616 1.584 17.87 8.838 9.018 818
2.27 1.70  1.717 1.683 20.18 7.829 7.988 923
2.54 1.80  1.818 1.782 22.62 6.983 7.125 1035
3.46 2.10  2.121 2.079 30.79 5.130  5.235 1409
3.98 2.25 2.273 2.228 35.35 4.469 4.558 1618
4.75 2.46 2.484 2.435 42.25 3.739 3.816 1932
4.91 2.50  2.525 2.475 43.64 3.620  3.694 1997
5.51 2.65 2.677 2.624 49.03 3.222 3.286 2244
6.16 2.80  2.828 2.772 54.74 2.886 2.944 2505
6.61 2.90  2.929 2.871 58.72 2.600  2.745 2687
7.07 3.00  3.030  2.970  62.84 2.514 2.565 2875
8.04 3.20  3.232 3.168 71.50  2.210  2.254 3271
9.90  3.55 3.586 3.515 87.99 1.795 1.881 4027
11.04 3.75 3.788 3.713 98.19 1.609 1.641 4494
14.52 4.30  4.350  4.250  129.1 1.224 1.253 5675

Pre sales

Product Introduction: When customers inquire about the product, we will provide a detailed product introduction, including product technical parameters, scope of application, and other information, to help customers better understand the product.
pro_con_03 Solution customization: Based on the specific needs of customers, we will provide personalized solution customization services to meet their specific requirements.
pro_con_06 Sampling inspection and acceptance: We guarantee that every batch of cables produced undergoes strict factory inspection and acceptance.
Sampling inspection items: DC resistance of cable conductors; Finished cable withstand voltage test; Single wire diameter and deviation of conductor; Average insulation thickness and thinnest point; Average thickness and thinnest part of the sheath; Change rate of tensile strength and elongation of insulation and sheath before and after aging; Insulation core withstand voltage test; Thermal extension test; Ozone resistance test; Finished cable bending test, etc.
pro_con_09 Technical support: We will provide a professional technical support team to solve technical problems encountered by customers during product selection and use.

After sales

pro_con_11-12Order tracking: We will establish a comprehensive order tracking system and update customer order status in a timely manner to ensure that customers can keep track of the progress of their orders.
pro_con_14 Product training: We will provide customers with product usage training, including product operation methods, maintenance, and other content, to help customers better use the product.
pro_con_16 After sales service hotline: We will establish a 24-hour after-sales service hotline to provide customers with 24/7 technical support and service consultation, timely follow up on customers' after-sales service needs, and ensure that customers' problems are resolved in a timely manner.
pro_con_18 After sales satisfaction survey: We will conduct regular after-sales satisfaction surveys to understand customer satisfaction with our after-sales service and continuously improve service quality based on customer feedback.
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The company has the ability to produce 100000 kilometers of various types of wires and cables annually.

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