Bare Copper Conductor

Used for overhead electrical distribution lines, grounding electrical substations, electrical test equipment and any other electrical system, Suitable for numerous other applications.

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Construction

Bare copper, solid or stranded. Available in tempers hard, medium-hard, or soft. Stranded conductors are concentrically stranded in hard and medium-hard tempers and are Combination Unilay stranded in the soft-drawn temper.

Standards

BS 7884, IEC 60228, ASTM B1, ASTM B2, ASTM B3, ASTM B8

BS 7884

Nominal Cross Section Area	No./Nominal Dia. of Wire	Approx. Overall Dia.	Approx. weight	Nominal DC Resistance at 20°C		Nominal Breaking Load



				Nominal	Max.
mm²	No./mm	mm	kg/km	Ω/km	Ω/km	N
10	7/1.35	4.05	89.82	1.7880	1.8290	3752
14	7/1.60	4.80	126.2	1.2730	1.3030	5267
16	3/2.65	5.70	148.3	1.0820	1.1060	6194
16	7/1.70	5.10	142.4	1.1280	1.1540	5946
25	7/2.10	6.30	217.3	0.7391	0.7563	9073
32	3/3.75	8.06	296.9	0.5405	0.5520	12400
32	7/2.46	7.38	298.2	0.5386	0.5497	12442
35	7/2.50	7.50	308.0	0.5215	0.5337	12860
50	7/3.00	9.00	443.5	0.3622	0.3706	18520
50	19/1.80	9.00	435.8	0.3727	0.3819	17700
70	7/3.55	10.65	621.1	0.2586	0.2646	25930
70	19/2.10	10.50	593.2	0.2738	0.2806	24090
95	19/2.50	12.50	840.7	0.1932	0.1980	34140
100	7/4.30	12.90	911.2	0.1763	0.1810	36540
120	19/2.80	14.00	1055	0.1540	0.1578	42830
125	19/2.90	14.50	1131	0.1436	0.1471	45940
150	19/3.20	16.00	1377	0.1180	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	17.50	1647	0.09981	0.1024	66490

ASTM SOLID

Nominal Cross Section Area	No./Nominal Dia. of Wire	Approx. Overall Dia.	Approx. weight	Nominal DC Resistance at 20°C		Nominal Breaking Load



				Nominal	Max.
mm²	No./mm	mm	kg/km	Ω/km	Ω/km	N
10	7/1.35	4.05	89.82	1.7880	1.8290	3752
14	7/1.60	4.80	126.2	1.2730	1.3030	5267
16	3/2.65	5.70	148.3	1.0820	1.1060	6194
16	7/1.70	5.10	142.4	1.1280	1.1540	5946
25	7/2.10	6.30	217.3	0.7391	0.7563	9073
32	3/3.75	8.06	296.9	0.5405	0.5520	12400
32	7/2.46	7.38	298.2	0.5386	0.5497	12442
35	7/2.50	7.50	308.0	0.5215	0.5337	12860
50	7/3.00	9.00	443.5	0.3622	0.3706	18520
50	19/1.80	9.00	435.8	0.3727	0.3819	17700
70	7/3.55	10.65	621.1	0.2586	0.2646	25930
70	19/2.10	10.50	593.2	0.2738	0.2806	24090
95	19/2.50	12.50	840.7	0.1932	0.1980	34140
100	7/4.30	12.90	911.2	0.1763	0.1810	36540
120	19/2.80	14.00	1055	0.1540	0.1578	42830
125	19/2.90	14.50	1131	0.1436	0.1471	45940
150	19/3.20	16.00	1377	0.1180	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	17.50	1647	0.09981	0.1024	66490

ASTM CLASS A

Size	Nominal Cross Section Area		No./Nominal Dia. of Wire	Approx. Overall Dia.	Approx. Weight	Nominal Breaking Load	Nominal DC Resistance at 20°C


AWG	Cmils	mm²	No./mm	mm	kg/km	kN	Ω/km
4	41740	21.1	7/1.96	5.88	192.0	9.6	0.8650
2	66360	33.6	7/2.47	7.42	305.0	14.9	0.5440
1/0	105600	53.5	7/3.12	9.36	485.0	23.5	0.3420
2/0	133100	67.4	7/3.50	10.50	611.0	29.3	0.2710
4/0	211600	107.2	7/4.42	13.20	972.0	45.0	0.1710
250	250000	126.7	19/2.91	14.60	1149.0	56.4	0.1440
300	300000	152.0	19/3.19	16.00	1379.0	66.9	0.1200
350	350000	177.3	19/3.45	17.20	1609.0	77.1	0.1030
400	400000	202.7	19/3.69	18.40	1838.0	87.0	0.0900
500	500000	253.4	37/2.95	20.70	2298.0	111.5	0.0720
600	600000	304.0	37/3.23	22.60	2758.0	133.8	0.0600
700	700000	354.7	61/2.72	24.50	3216.0	157.8	0.0520
750	750000	380.0	61/2.82	25.30	3447.0	169.1	0.0480
800	800000	405.4	61/2.91	26.20	3676.0	178.4	0.0450
900	900000	456.0	61/3.09	27.80	4136.0	200.6	0.0400
1000	1000000	506.7	61/3.25	29.30	4596.0	223.0	0.0360

ASTM CLASS B

Size	Nominal Cross Section Area		No./Nominal Dia. of Wire	Approximate Overal Dia.	Approx. Weight	Nominal Breaking Load	Nominal DC Resistance at 20°C


AWG	Cmils	mm²	No./mm	mm	Kg/km	kN	Ω/km
6	26240	13.3	7/1.56	4.67	121.0	6.0	1.3800
4	41740	21.1	7/1.96	5.88	192.0	9.6	0.8650
2	66360	33.6	7/2.47	7.42	305.0	14.9	0.5440
1/0	105600	53.5	19/1.89	9.47	485.0	24.3	0.3420
2/0	133100	67.4	19/2.13	10.60	611.0	30.3	0.2710
4/0	211600	107.2	19/2.68	13.40	972.0	47.7	0.1710
250	250000	126.7	37/2.09	14.60	1149.0	57.0	0.1440
300	300000	152.0	37/2.29	16.00	1379.0	68.4	0.1200
350	350000	177.3	37/2.47	17.30	1609.0	78.9	0.1030
400	400000	202.7	37/2.64	18.50	1838.0	90.2	0.0900
500	500000	253.4	37/2.95	20.70	2298.0	111.5	0.0720
600	600000	304.0	61/2.52	22.70	2758.0	135.3	0.0600
700	700000	354.7	61/2.72	24.50	3216.0	157.8	0.0520
750	750000	380.0	61/2.82	25.30	3447.0	169.1	0.0480
800	800000	405.4	61/2.91	26.20	3676.0	178.4	0.0450
900	900000	456.0	61/3.09	27.80	4136.0	200.6	0.0400
1000	1000000	506.7	61/3.25	29.30	4596.0	223.0	0.0360

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Products

Bare Copper Conductor

Construction

Standards

BS 7884

ASTM SOLID

ASTM CLASS A

ASTM CLASS B