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Technical standards You are here: Home > Main business > Technical standards
Aluminium-coated steel stranded wire(YB/T124-1997)...
Nominal cross-section area mm2 |
Number of the wires in the structure Diameter of the single wire |
Nominal diameter mm |
Calculated cross-section area mm2 |
20AC | 23AC | 27AC | 30AC | 33AC | 40AC | Delivery length: m at least |
Minimum calculated breaking force | ||||||||||
16 | 3/2.60 | 5.60 | 15.93 | 20.28 | 18.16 | 16.04 | 13.47 | 11.95 | 10.44 | 3000 |
18 | 3/2.75 | 5.93 | 17.82 | 22.68 | 20.31 | 17.94 | 15.07 | 13.37 | 11.68 | 3000 |
20 | 3/2.85 | 6.14 | 19.14 | 24.36 | 21.82 | 19.27 | 16.18 | 14.36 | 12.55 | 3000 |
20 | 3/2.90 | 6.25 | 19.82 | 25.23 | 22.59 | 19.95 | 16.75 | 14.87 | 12.99 | 3000 |
20 | 3/3.00 | 6.47 | 21.21 | 26.99 | 24.17 | 21.35 | 17.93 | 15.91 | 13.90 | 2000 |
25 | 3/3.15 | 6.79 | 24.13 | 29.76 | 26.65 | 23.54 | 19.77 | 17.55 | 15.33 | 2000 |
30 | 3/3.50 | 7.54 | 28.86 | 35.92 | 32.63 | 28.24 | 23.86 | 21.39 | 18.65 | 2000 |
35 | 3/3.75 | 8.08 | 33.13 | 39.66 | 36.51 | 32.11 | 26.44 | 23.92 | 21.09 | 2000 |
20 | 7/2.00 | 6.00 | 21.99 | 11.37 | 10.18 | 8.99 | 7.55 | 6.70 | 5.85 | 3000 |
30 | 7/2.30 | 6.90 | 29.08 | 35.07 | 31.41 | 27.75 | 23.30 | 20.68 | 18.06 | 2000 |
35 | 7/2.60 | 7.80 | 37.17 | 44.82 | 40.14 | 35.46 | 29.77 | 26.42 | 23.08 | 2000 |
40 | 7/2.75 | 8.25 | 41.58 | 50.14 | 44.90 | 39.66 | 33.30 | 29.56 | 25.82 | 2000 |
45 | 7/2.90 | 8.70 | 46.24 | 55.76 | 49.94 | 44.11 | 37.04 | 32.87 | 28.71 | 2000 |
50 | 7/3.00 | 9.00 | 49.48 | 59.67 | 53.44 | 47.20 | 39.63 | 35.18 | 30.73 | 2000 |
55 | 7/3.20 | 9.60 | 56.30 | 67.89 | 60.80 | 53.71 | 45.09 | 40.03 | 34.96 | 2000 |
65 | 7/3.50 | 10.50 | 67.35 | 79.40 | 72.13 | 62.43 | 52.73 | 47.28 | 41.22 | 2000 |
75 | 7/3.75 | 11.25 | 77.31 | 87.67 | 80.71 | 70.97 | 58.45 | 52.88 | 46.62 | 2000 |
70 | 19/2.20 | 11.00 | 72.23 | 87.10 | 78.00 | 68.90 | 57.85 | 51.35 | 44.85 | 2000 |
80 | 19/2.30 | 11.50 | 78.94 | 95.20 | 85.26 | 75.31 | 63.23 | 56.13 | 49.02 | 2000 |
100 | 19/2.60 | 13.00 | 100.88 | 121.66 | 108.95 | 96.24 | 80.80 | 71.72 | 62.64 | 2000 |
115 | 19/2.75 | 13.75 | 112.85 | 136.10 | 121.88 | 107.66 | 90.39 | 80.24 | 70.08 | 2000 |
120 | 19/2.85 | 14.25 | 121.21 | 146.18 | 130.91 | 115.63 | 97.07 | 86.18 | 75.27 | 2000 |
125 | 19/2.90 | 14.50 | 125.50 | 151.35 | 135.54 | 119.73 | 100.52 | 89.23 | 77.93 | 2000 |
150 | 19/3.15 | 15.75 | 148.07 | 178.57 | 159.91 | 141.26 | 118.60 | 105.28 | 91.95 | 2000 |
180 | 19/3.50 | 17.50 | 182.80 | 215.52 | 195.78 | 169.46 | 143.13 | 128.33 | 111.87 | 2000 |
210 | 19/3.75 | 18.75 | 209.85 | 237.97 | 219.08 | 192.64 | 158.65 | 143.54 | 126.54 | 2000 |
240 | 19/4.00 | 20.00 | 238.76 | 260.01 | 214.88 | 191.25 | 156.87 | 141.82 | 124.63 | 2000 |
195 | 37/2.60 | 18.20 | 196.44 | 236.91 | 212.16 | 187.41 | 157.35 | 139.67 | 121.99 | 1500 |
245 | 37/2.90 | 20.30 | 244.39 | 294.74 | 263.94 | 233.15 | 195.76 | 173.76 | 151.77 | 1500 |
295 | 37/3.20 | 22.40 | 297.57 | 358.87 | 321.38 | 283.88 | 238.35 | 211.57 | 184.79 | 1500 |
350 | 37/3.50 | 24.50 | 355.98 | 419.70 | 381.26 | 330.00 | 278.73 | 249.90 | 217.86 | 1200 |
420 | 37/3.80 | 26.60 | 419.62 | 468.30 | 415.43 | 377.66 | 309.68 | 279.47 | 249.26 | 1200 |
465 | 37/4.00 | 28.00 | 464.72 | 506.34 | 456.12 | 405.91 | 330.58 | 301.29 | 276.18 | 1200 |
510 | 37/4.20 | 29.40 | 512.61 | 544.40 | 493.65 | 438.28 | 364.47 | 327.56 | 304.49 | 1000 |
590 | 37/4.50 | 31.50 | 588.46 | 598.46 | 540.21 | 487.24 | 402.51 | 365.43 | 323.06 | 1000 |
670 | 37/4.80 | 33.60 | 669.54 | 662.84 | 602.58 | 536.30 | 439.89 | 397.70 | 349.50 | 1000 |
Nominal cross-section area mm2 |
Number of the wires in the structure Diameter of the single wire |
Nominal diameter mm |
Calculated cross-section area mm2 |
20AC | 23AC | 27AC | 30AC | 33AC | 40AC | 20AC | 23AC | 27AC | 30AC | 33AC | 40AC | Delivery length: m at least |
DC resistance at 20 ºC, which shall not exceed≤Ω/km | Unit weight kg/km |
|||||||||||||||
16 | 3/2.60 | 5.60 | 15.93 | 5.3760 | 4.7376 | 4.0320 | 3.6288 | 3.2928 | 2.7216 | 105.81 | 100.67 | 94.89 | 90.08 | 84.28 | 74.51 | 3000 |
18 | 3/2.75 | 5.93 | 17.82 | 4.8048 | 4.2336 | 3.6288 | 3.2592 | 2.9568 | 2.4528 | 118.36 | 112.61 | 106.14 | 100.76 | 94.29 | 83.34 | 3000 |
20 | 3/2.85 | 6.14 | 19.14 | 4.4688 | 3.9648 | 3.3600 | 3.0240 | 2.7552 | 2.2848 | 127.13 | 120.96 | 114.00 | 108.23 | 101.27 | 89.51 | 3000 |
20 | 3/2.90 | 6.25 | 19.82 | 4.3008 | 3.8304 | 3.2592 | 2.9232 | 2.6544 | 2.1840 | 131.63 | 125.22 | 118.06 | 112.07 | 104.87 | 92.69 | 3000 |
20 | 3/3.00 | 6.47 | 21.21 | 4.0320 | 3.5616 | 3.0240 | 2.7216 | 2.4864 | 2.0496 | 140.86 | 134.02 | 126.34 | 119.90 | 112.22 | 99.10 | 2000 |
25 | 3/3.15 | 6.79 | 24.13 | 3.6624 | 3.2256 | 2.7552 | 2.4864 | 2.2512 | 1.8480 | 155.31 | 147.75 | 139.29 | 132.21 | 123.71 | 109.35 | 2000 |
30 | 3/3.50 | 7.54 | 28.86 | 2.9568 | 2.6208 | 2.2176 | 2.0160 | 1.8144 | 1.5120 | 191.72 | 182.41 | 171.94 | 163.21 | 152.74 | 135.00 | 2000 |
35 | 3/3.75 | 8.08 | 33.13 | 2.5872 | 2.2848 | 1.9488 | 1.7472 | 1.5792 | 1.3104 | 220.09 | 209.41 | 191.38 | 187.37 | 175.33 | 154.98 | 2000 |
20 | 7/2.00 | 6.00 | 21.99 | 3.8957 | 3.4484 | 2.9290 | 2.6404 | 2.3951 | 1.9767 | 146.35 | 139.28 | 131.29 | 124.57 | 116.58 | 103.08 | 3000 |
30 | 7/2.30 | 6.90 | 29.08 | 2.9434 | 2.6112 | 2.2220 | 1.9911 | 1.8180 | 1.5006 | 193.58 | 184.17 | 173.57 | 164.80 | 154.20 | 136.31 | 2000 |
35 | 7/2.60 | 7.80 | 37.17 | 2.3086 | 2.0344 | 1.7314 | 1.5583 | 1.4140 | 1.1687 | 247.38 | 235.36 | 221.86 | 210.62 | 197.04 | 174.20 | 2000 |
40 | 7/2.75 | 8.25 | 41.58 | 2.0633 | 1.8180 | 1.5583 | 1.3996 | 1.2697 | 1.0533 | 276.72 | 263.29 | 248.16 | 235.57 | 220.44 | 194.85 | 2000 |
45 | 7/2.90 | 8.70 | 46.24 | 1.8469 | 1.6450 | 1.3996 | 1.2553 | 1.1340 | 0.9379 | 307.76 | 292.77 | 276.01 | 262.01 | 245.19 | 216.70 | 2000 |
50 | 7/3.00 | 9.00 | 49.48 | 1.7314 | 1.5294 | 1.2986 | 1.1687 | 1.0677 | 0.8801 | 329.32 | 313.34 | 295.38 | 280.33 | 262.37 | 231.90 | 2000 |
55 | 7/3.20 | 9.60 | 56.30 | 1.5150 | 1.3419 | 1.1399 | 1.0244 | 0.9379 | 0.7791 | 374.71 | 356.54 | 336.04 | 319.00 | 298.50 | 263.85 | 2000 |
65 | 7/3.50 | 10.50 | 67.35 | 1.2697 | 1.1254 | 0.9523 | 0.8657 | 0.7791 | 0.6493 | 448.24 | 426.46 | 402.00 | 381.57 | 357.11 | 315.60 | 2000 |
75 | 7/3.75 | 11.25 | 77.31 | 1.1110 | 0.9811 | 0.8369 | 0.7503 | 0.6781 | 0.5627 | 514.55 | 489.60 | 461.46 | 438.06 | 409.92 | 362.34 | 2000 |
70 | 19/2.20 | 11.00 | 72.23 | 1.1901 | 1.0514 | 0.8966 | 0.8059 | 0.7311 | 0.6031 | 482.61 | 459.11 | 432.91 | 410.94 | 384.55 | 339.85 | 2000 |
80 | 19/2.30 | 11.50 | 78.94 | 1.0887 | 0.9660 | 0.8219 | 0.7365 | 0.6724 | 0.5550 | 527.50 | 501.88 | 472.98 | 449.09 | 420.19 | 371.45 | 2000 |
100 | 19/2.60 | 13.00 | 100.88 | 0.8539 | 0.7525 | 0.6404 | 0.5764 | 0.5230 | 0.4323 | 674.12 | 641.37 | 604.57 | 573.93 | 536.94 | 474.71 | 2000 |
115 | 19/2.75 | 13.75 | 112.85 | 0.7632 | 0.6724 | 0.5764 | 0.5177 | 0.4696 | 0.3896 | 754.07 | 717.47 | 676.24 | 641.94 | 600.71 | 530.97 | 2000 |
120 | 19/2.85 | 14.25 | 121.21 | 0.7098 | 0.6297 | 0.5337 | 0.4803 | 0.4376 | 0.3629 | 809.94 | 770.64 | 726.33 | 689.53 | 645.22 | 570.27 | 2000 |
125 | 19/2.90 | 14.50 | 125.50 | 0.6831 | 0.6084 | 0.5177 | 0.4643 | 0.4216 | 0.3469 | 838.65 | 797.81 | 752.14 | 714.00 | 668.14 | 590.50 | 2000 |
150 | 19/3.15 | 15.75 | 148.07 | 0.5817 | 0.5123 | 0.4376 | 0.3949 | 0.3576 | 0.2935 | 989.50 | 941.34 | 887.39 | 842.31 | 788.17 | 696.66 | 2000 |
180 | 19/3.50 | 17.50 | 182.80 | 0.4696 | 0.4163 | 0.3522 | 0.3202 | 0.2882 | 0.2402 | 1221.46 | 1162.13 | 1095.46 | 1039.79 | 973.13 | 860.03 | 2000 |
210 | 19/3.75 | 18.75 | 209.85 | 0.4109 | 0.3629 | 0.3095 | 0.2775 | 0.2508 | 0.2081 | 1402.20 | 1334.17 | 1257.49 | 1193.72 | 1117.04 | 987.38 | 2000 |
240 | 19/4.00 | 20.00 | 238.76 | 0.3576 | 0.3202 | 0.2722 | 0.2455 | 0.2241 | 0.1815 | 1595.42 | 1517.97 | 1430.89 | 1358.25 | 1270.98 | 1123.40 | 2000 |
195 | 37/2.60 | 18.20 | 196.44 | 0.4411 | 0.3887 | 0.3308 | 0.2977 | 0.2702 | 0.2233 | 1320.52 | 1256.36 | 1184.28 | 1124.27 | 1051.81 | 929.91 | 1500 |
245 | 37/2.90 | 20.30 | 244.39 | 0.3529 | 0.3143 | 0.2674 | 0.2398 | 0.2178 | 0.1792 | 1642.82 | 1562.81 | 1473.37 | 1398.64 | 1308.82 | 1156.73 | 1500 |
295 | 37/3.20 | 22.40 | 297.57 | 0.2895 | 0.2564 | 0.2178 | 0.1957 | 0.1792 | 0.1489 | 2000.22 | 1903.23 | 1793.78 | 1702.83 | 1593.38 | 1408.46 | 1500 |
350 | 37/3.50 | 24.50 | 355.98 | 0.2426 | 0.2150 | 0.1819 | 0.1654 | 0.1489 | 0.1241 | 2392.72 | 2276.48 | 2145.90 | 2036.83 | 1906.25 | 1684.71 | 1200 |
420 | 37/3.80 | 26.60 | 419.62 | 0.2068 | 0.1819 | 0.1544 | 0.1406 | 0.1268 | 0.1048 | 2820.69 | 2683.69 | 2529.71 | 2401.02 | 2247.04 | 1985.88 | 1200 |
465 | 37/4.00 | 28.00 | 464.72 | 0.1847 | 0.1654 | 0.1406 | 0.1268 | 0.1158 | 0.0937 | 3125.25 | 2973.53 | 2802.95 | 2660.67 | 2489.71 | 2200.62 | 1200 |
510 | 37/4.20 | 29.40 | 512.61 | 0.1682 | 0.1489 | 0.1268 | 0.1158 | 0.1048 | 0.0855 | 3445.66 | 3278.47 | 3090.15 | 2933.15 | 2745.21 | 2425.93 | 1000 |
590 | 37/4.50 | 31.50 | 588.46 | 0.1461 | 0.1296 | 0.1103 | 0.0992 | 0.0910 | 0.0744 | 3955.53 | 3763.43 | 3547.18 | 3367.16 | 3151.29 | 2785.21 | 1000 |
670 | 37/4.80 | 33.60 | 669.54 | 0.1296 | 0.1130 | 0.0965 | 0.0882 | 0.0799 | 0.0662 | 4500.50 | 4281.98 | 4035.92 | 3831.36 | 3585.30 | 3168.65 | 1000 |