SPEC B025 March, 2012 Class B Conductors for General Wiring Copper Conductor ASTM CLASS B COND. SIZE AWG/kcmil 22 20 18 16 14 12 10 8 6 4 2 1 1/0 2/0 3/0 4/0 250 300 350 400 500 600 750 1000 STRANDING INCHES 7/.0096 7/.0121 7/.0152 7/.0192 7/.0242 7/.0305 7/.0385 7/.0486 7/.0612 7/.0772 7/.0974 19/.0664 19/.0745 19/.0837 19/.0940 19/.1055 37/.0822 37/.0900 37/.0973 37/.1040 37/.1162 61/.0992 61/.1109 61/.1280 NOMINAL AREA NOMINAL WEIGHT CIRCULAR MILS mm² LBS/1000 FT¹ 640 0.32 1,020 0.52 1,620 0.82 2,580 1.31 4,110 2.08 6,530 3.31 10,380 5.26 16,510 8.36 1.99 3.15 5.10 7.74 12.70 20.20 32.10 51 26,240 13.30 81.10 41,740 21.20 66,360 33.60 83,690 42.40 105,600 53.50 133,100 67.40 167,800 85 211,600 107 250,000 127 300,000 152 350,000 177 400,000 203 500,000 253 600,000 304 750,000 380 1,000,000 507 129 205 258 326 411 518 653 772 926 1,081 1,235 1,544 1,883 2,316 3,088 CONCENTRIC NOMINAL O.D. kg/km INCHES 2.96 4.69 7.59 0.029 0.036 0.046 11.52 0.058 18.90 0.073 30.10 0.092 47.80 0.116 75.90 0.146 120.70 0.184 192 mm COMPRESSED NOMINAL O.D. INCHES mm COMPACT NOMINAL O.D. INCHES mm 0.232 305.10 0.292 383.90 0.332 485.10 0.373 0.74 — — — — 0.91 — — — — 1.17 — — — — 1.47 — — — — 1.84 0.071 2.32 0.089 2.95 0.113 3.71 0.142 4.67 0.178 5.89 0.225 7.42 0.283 8.43 0.322 9.47 0.362 611.60 0.419 10.64 0.406 10.32 0.376 1.80 — — 2.26 — — 2.87 — — 3.60 0.134 4.53 0.169 5.72 0.213 7.19 0.268 8.18 0.299 9.19 0.336 3.40 4.29 5.41 6.81 7.59 8.53 9.55 770.90 0.470 11.94 0.456 11.58 0.423 10.74 971.80 0.528 13.41 0.512 13.01 0.475 12.07 1148.90 0.575 14.61 0.558 14.17 0.520 13.21 1378 0.630 16.00 0.611 15.52 0.570 14.48 1609 0.681 17.30 0.661 16.78 0.616 15.65 1838 0.728 18.49 0.706 17.94 0.659 16.74 2298 0.813 20.65 0.789 20.03 0.736 18.69 2802 0.893 22.68 0.866 22.00 0.813 20.65 3447 0.998 25.35 0.968 24.59 0.908 23.06 4595 1.152 29.26 1.117 28.38 1.060 26.92 Dimensions and weights are nominal; subject to industry tolerances. ¹ Nominal conductor weights are applicable for Concentric Class B and Compressed Stranding per ASTM B8. Phone: 888-593-3355 www.generalcable.com
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