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Last Updated on Wednesday, 12 October 2011 18:27

Copper Conductors

BCC-Soft
Annealed Bare Copper Conductor

Standard Specification : ASTM B 3 : 2001, ASTM B 8 : 2004

Technical Properties

Size Number / Dia.
of Wire
 Calculated
Cross Sect.
Area		 Approx.
Overall
Diameter		 Approx.
Weight		 Calculated
Breaking Load		 DC Resistance
at 20° C
Max.		 Standard
Length
per Reel
mm²
No. / mm
mm²
mm
kg/km
 kN Ohm/km m
21 7 / 1.96 21.1 5.88 190 4.6 0.8253 2,000
27 7 / 2.20 26.6 6.60 239 5.8 0.6547 2,000
34 7 / 2.47 33.5 7.41 302 7.3 0.5198 2,000
42 7 / 2.78 42.5 8.34 382 9.3 0.4097 2,000
54 7 / 3.12 53.5 9.36 486 11.7 0.3287 2,000
67 7 / 3.50 67.3 10.50 611 14.7 0.2613 2,000
85 7 / 3.93 84.9 11.79 771 18.6 0.2071 2,000
107 7 / 4.42 107.4 13.26 975 23.5 0.1637 2,000
126 19 / 2.91 126.4 14.55 1,147 27.6 0.1391 2,000
152 19 / 3.19 151.9 15.95 1,379 33.2 0.1158 2,000
178 19 / 3.45 177.6 17.25 1,612 38.8 0.0990 2,000
203 19 / 3.69 203.2 18.45 1,845 44.4 0.0865 2,000
228 37 / 2.80 227.8 19.60 2,068 49.8 0.0772 2,000
253 37 / 2.95 252.9 20.65 2,296 55.3 0.0695 2,000
279 37 / 3.10 279.3 21.70 2,535 61.0 0.0630 1,000
303 37 / 3.23 303.2 22.61 2,752 66.2 0.0580 1,000
329 61 / 2.62 328.9 23.58 2,985 71.9 0.0535 1,000
354 61 / 2.72 354.5 24.48 3,218 77.4 0.0496 1,000
381 61 / 2.82 381.0 25.38 3,459 83.2 0.0462 1,000
406 61 / 2.91 405.7 26.19 3,683 88.6 0.0433 1,000
457 61 / 3.09 457.4 27.81 4,153 100.0 0.0384 1,000
506 61 / 3.25 506.0 29.25 4,594 110.6 0.0348 1,000
557 61 / 3.41 557.1 30.69 5,057 121.7 0.0316 500
607 61 / 3.56 607.2 32.04 5,512 132.7 0.0290 500
631 61 / 3.63 631.3 32.67 5,731 137.9 0.0279 500
659 61 / 3.71 659.4 33.39 5,986 144.1 0.0267 500
710 61 / 3.85 710.1 34.65 6,447 155.2 0.0248 500
759 61 / 3.98 758.9 35.82 6,889 165.8 0.0232 500
812 91 / 3.37 811.7 37.07 7,369 177.4 0.0217 500
861 91 / 3.47 860.6 38.17 7,812 188.0 0.0204 500
886 91 / 3.52 885.6 38.72 8,039 193.5 0.0199 500
911 91 / 3.57 910.9 39.27 8,269 199.0 0.0193 500
963 91 / 3.67 962.6 40.37 8,739 210.3 0.0183 500
1010 91 / 3.76 1010.4 41.36 9,173 220.8 0.0174 300
1267 91 / 4.21 1266.8 46.31 11,612 276.8 0.0140 300