稀土镀锌铝合金镀层钢绞线
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我公司生产各种型号规格的钢芯铝绞线、铝包钢绞线、钢绞线、扩径导线、铝包钢芯铝绞线、耐热铝合金架空导线、高低压架空绝缘电缆、集束导线、电力电缆等,产品被广泛的应用到国家电网、河南、山东、江苏、江西、山西、陕西、内蒙、新疆等省、地、市的电力建设和农网改造中,远销全国各地,深获好评。
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表13钢绞线的最小破断拉力
| 结构 | 钢丝公称 直径/mm |
钢绞线公称直径 mm |
钢绞线断面积 /mm² |
钢绞线公称抗拉强度/MPa | 参考重量 /kg·100m-1 |
|||||
| 1170 | 1270 | 1370 | 1470 | 1570 | 1770 | |||||
| 钢绞线最小破断拉力/kN (不小于) |
||||||||||
| 1×7 | 2.90 | 8.7 | 46.24 | 49.77 | 54.03 | 58.28 | 62.53 | 66.79 | 75.30 | 39.71 |
| 3.00 | 9.0 | 49.48 | 53.26 | 57.81 | 62.36 | 66.92 | 71.47 | 80.57 | 42.37 | |
| 3.20 | 9.6 | 56.30 | 60.60 | 65.78 | 70.96 | 76.14 | 81.32 | 91.68 | 44.70 | |
| 3.50 | 10.5 | 67.35 | 72.50 | 78.69 | 84.89 | 91.08 | 97.28 | 109.67 | 53.48 | |
| 3.80 | 11.4 | 79.39 | 85.46 | 92.76 | 100.1 | 107.4 | 114.7 | 129.28 | 63.04 | |
| 4.00 | 12.0 | 87.96 | 94.68 | 102.8 | 110.9 | 119.0 | 127.0 | 143.23 | 69.84 | |
| 1×19 | 1.60 | 8.0 | 38.20 | 40.22 | 43.66 | 47.1 | 50.54 | 53.97 | 60.85 | 30.40 |
| 1.80 | 9.0 | 48.35 | 50.91 | 55.26 | 59.62 | 63.96 | 68.32 | 77.02 | 38.49 | |
| 2.00 | 10.0 | 59.69 | 62.85 | 68.23 | 73.68 | 78.97 | 84.31 | 95.09 | 47.51 | |
| 2.20 | 11.0 | 72.22 | 76.05 | 82.55 | 89.05 | 95.54 | 102.0 | 115.05 | 56.69 | |
| 2.30 | 11.5 | 78.94 | 83.12 | 90.23 | 97.34 | 104.4 | 111.6 | 125.75 | 62.84 | |
| 2.60 | 13.0 | 100.88 | 106.2 | 115.3 | 124.4 | 133.5 | 142.5 | 160.70 | 80.30 | |
| 2.90 | 14.5 | 125.50 | 132.2 | 143.4 | 154.7 | 166.0 | 177.3 | 199.92 | 99.90 | |
| 3.00 | 15.0 | 134.30 | 141.4 | 153.5 | 165.6 | 177.6 | 189.8 | 213.94 | 105.43 | |
| 3.20 | 16.0 | 152.81 | 160.9 | 174.7 | 188.4 | 202.2 | 215.9 | 243.43 | 121.64 | |
| 3.50 | 17.5 | 182.80 | 192.5 | 208.9 | 225.2 | 241.8 | 258.3 | 291.20 | 145.51 | |
| 3.80 | 19.0 | 215.48 | 228.8 | 246.3 | 265.7 | 285.1 | 304.5 | 343.26 | 169.15 | |
| 4.00 | 20.0 | 238.76 | 251.5 | 272.9 | 294.4 | 315.9 | 337.4 | 380.34 | 190.05 | |
| 1×37 | 1.60 | 11.2 | 74.39 | 73.98 | 80.30 | 86.63 | 92.95 | 99.27 | 111.92 | 59.50 |
| 1.80 | 12.6 | 94.15 | 93.63 | 101.6 | 109.6 | 117.6 | 125.6 | 141.65 | 75.31 | |
| 2.00 | 14.0 | 116.24 | 115.6 | 125.5 | 135.4 | 145.2 | 155.1 | 174.88 | 92.97 | |
| 2.30 | 16.1 | 153.73 | 152.9 | 166.0 | 179.0 | 192.1 | 205.2 | 231.29 | 122.96 | |
| 2.60 | 18.2 | 196.44 | 195.3 | 212.1 | 228.8 | 245.4 | 262.2 | 295.54 | 157.13 | |
| 2.90 | 20.3 | 244.39 | 243.1 | 263.8 | 284.6 | 305.4 | 326.1 | 367.68 | 195.48 | |
| 3.20 | 22.4 | 297.57 | 296.0 | 321.2 | 346.5 | 371.8 | 397.6 | 447.69 | 238.01 | |
| 3.50 | 24.5 | 355.98 | 354.0 | 384.3 | 414.5 | 444.8 | 475.1 | 535.57 | 284.73 | |
| 4.00 | 28.0 | 464.96 | 462.4 | 501.9 | 541.4 | 581.0 | 620.5 | 699.53 | 371.90 | |
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