Solid Bare & Tinned Copper

Product Description

Solid or concentric-lay stranded bare copper conductors available in soft, medium-hard, or hard temper. Solid or stranded tin coated copper conductors available in soft temper only.

Application

Used in overhead electrical transmission and distribution for ground electrical systems where high conductivity and flexibility is required. Suitable for numerous other applications.

Specification Data

ASTM B-1 Hard-drawn copper wire
ASTM B-2 Medium-hard-drawn copper wire
ASTM B-3 Soft or annealed copper wire
ASTM B-8 Concentric-lay stranded copperconductors: hard, medium-hard, or soft
ASTM B-33 Tinned soft or annealed copper wire

Product Data

Size (AWG) Weight Per 1000 ft.(lbs.) Diameter (Inches) Hard-Drawn Medium-Hard Drawn Soft-Drawn Allowable Ampacity+
Rated Strength (lbs.) DC Resistance Ohms/1000 ft. @ 20˚C Rated Strength (lbs.) DC Resistance Ohms/1000 ft. @ 20˚C Rated Strength (lbs.) DC Resistance Ohms/1000 ft. @ 20˚C
20 3.1 0.032 53.35 10.56 42.62 10.44 31.0 10.07 11.0
18 4.92 0.0403 85.46 6.66 67.6 6.61 49.1 6.39 16.0
16 7.81 0.0508 135. 4.18 106 4.16 62.1 5.05 22.0
14 12.43 0.0641 213.5 2.626 166.6 2.613 124.2 2.525 32.0
12 19.77 0.0808 336.9 1.652 261.2 1.643 197.5 1.588 41.0
10 31.43 0.1019 529.2 1.039 410.4 1.033 314 0.999 68.0
8 49.98 0.1285 826 0.653 643.9 0.65 479.8 0.628 95.0
6 79.46 0.162 1280 0.411 1010 0.409 762.9 0.395 125.0
4 126.40 0.2043 1970 0.258 1584 0.257 1213 0.249 170.0
3 159.30 0.2294 2439 0.205 1984 0.204 1530 0.197 195.0
2 200.90 0.2576 3003 0.163 2450 0.162 1929 0.156 225.0
1 253.30 0.2893 3688 0.129 3024 0.128 2432 0.124 260.0
1/0 319.40 0.3249 4518 .1022 3731 .1016 2985 .09825 300.0
2/0 402.80 0.3648 5519 .08021 4599 .07980 3763 .07793 350.0
3/0 507.80 0.4096 6720 .06362 5666 .06330 4744 .06182 405.0
4/0 640.50 0.4600 8143 .05045 6980 .05019 5983 .04901 470.0

+Ampacity based on 75°C conductor temperature; 25°C ambient temperature; 2ft./sec. wind in sun.
*Manufactured with pride in DeKalb, IL USA.

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