镀锌钢丝(GSW)/镀锌钢绞线
GSW镀锌钢芯架空导线已投入使用
镀锌钢拉线应用
镀锌钢绞线用于架空地线或电力传输线路。 固定用钢绞线或拉索钢绞线,用于电线杆、塔架或各类支撑结构。多芯电缆中则使用镀锌钢绞线。 由于其成本低且易于生产,镀锌钢丝非常适合用于大规模生产的耐腐蚀钢丝产品。 它是工业、农业以及DIY领域中不可或缺的固定与加固标准。
镀锌钢拉线标准
包括但不限于:
· ASTM A-363标准规定的镀锌钢制架空地线绞线
· ASTM A-475 镀锌钢绞线
· ASTM A-925标准:含5%铝的混合金属合金涂层钢制架空地线线股
· ASTM A-855型锌-5%铝混合金属合金涂层钢丝束
· ASTM A-640标准:用于图8所示电缆支撑结构的镀锌钢绞线
· ASTM B-498:用于铝导体的镀锌钢芯线
· ASTM B957标准:用于铝导体的超高强度镀锌钢芯线
· BS EN50189 镀锌钢线——架空线路用导体
· IEC 61089 镀锌钢丝——架空线路用导体
· BS 183-1972 通用镀锌钢绞线标准规范
镀锌钢拉线结构
同轴绞合镀锌钢绞线有“A”、“B”和“C”三种镀锌等级,“A”等级的重量最轻,“C”等级的重量最重。 可按照ASTM A-363标准进行无焊缝加工,也可按照ASTM A-475标准进行有焊缝加工。所制成的线材在断裂后仍能保持其原有形状。
镀锌钢拉线特性
镀锌钢绞线/拉索
A类、B类和C类,以及Bezinal——一种由5%铝和95%锌构成的优质防腐涂层。
| 导线数量/直径。 | 近似线径。 | 西梅姆·马丁·格雷德 KN | 高强度等级 KN | 特高强等级 KN | 大致重量 千克/公里 |
|---|
| 英寸 | 毫米 |
|---|
| 3/2.64 | 7/32 | 5.56 | 10.409 | 15.569 | 21.796 | 131 |
| 3/3.05 | 1/4 | 6.35 | 13.523 | 21.04 | 29.981 | 174 |
| 3/3.05 | 1/4 | 6.35 | — | — | — | 174 |
| 3/3.30 | 9/32 | 7.14 | 15.035 | 23.398 | 33.362 | 204 |
| 3/3.68 | 5/16 | 7.94 | 18.193 | 28.246 | 40.479 | 256 |
| 3/4.19 | 3/8 | 9.52 | 24.732 | 37.187 | 52.489 | 328 |
| 7/1.04 | 1/8 | 3.18 | 4.048 | 5.916 | 8.18 | 49 |
| 7/1.32 | 5/32 | 3.97 | 6.539 | 9.519 | 13.078 | 76 |
| 7/1.57 | 3/16 | 4.76 | 8.452 | 12.677 | 17.748 | 108 |
| 7/1.65 | 3/16 | 4.76 | — | — | — | 118 |
| 7/1.83 | 3/16 | 5.56 | 11.387 | 17.126 | 24.02 | 145 |
| 7/2.03 | 7/32 | 6.35 | 14.012 | 21.129 | 29.581 | 181 |
| 7/2.36 | 1/4 | 7.14 | 18.905 | 28.469 | 39.812 | 243 |
| 7/2.64 | 9/32 | 7.94 | 23.798 | 35.586 | 49.82 | 305 |
| 7/2.77 | 5/16 | 7.94 | — | — | — | 335 |
| 7/3.05 | 3/8 | 9.52 | 30.915 | 48.04 | 68.503 | 407 |
| 7/3.68 | 7/16 | 11.11 | 41.591 | 64.499 | 92.523 | 594 |
| 7/4.19 | 1/2 | 12.7 | 53.823 | 83.627 | 119.657 | 768 |
| 7/4.78 | 9/16 | 14.29 | 69.837 | 108.981 | 155.688 | 991 |
| 7/5.26 | 5/8 | 15.88 | 84.961 | 131.667 | 188.605 | 1211 |
| 19/2.54 | 1/2 | 12.7 | 56.492 | 84.961 | 118.768 | 751 |
| 19/2.87 | 9/16 | 12.49 | 71.616 | 107.202 | 149.905 | 948 |
| 19/3.18 | 5/8 | 15.88 | 80.513 | 124.995 | 178.819 | 1184 |
| 19/3.81 | 3/4 | 19.05 | 116.543 | 181.487 | 259.331 | 1719 |
| 19/4.50 | 7/8 | 22.22 | 159.691 | 248.211 | 354.523 | 2352 |
| 19/5.08 | 1/1 | 25.4 | 209.066 | 325.61 | 464.839 | 2384 |
| 37/3.63 | 1/1 | 25.4 | 205.508 | 319.827 | 456.832 | 3061 |
| 37/4.09 | 11/8 | 28.58 | 262 | 407.457 | 581.827 | 4006 |
| 37/4.55 | 11/4 | 31.75 | 324.72 | 505.318 | 721.502 | 4833 |
| 导线数量/直径。 | 导体直径约值。 毫米 | 导体的最小断裂载荷 | 大致重量 千克/公里 |
|---|
350级 千牛 | 480级 千牛 | 700级 千牛 | 850级 千牛 | 1000级 千牛 | 1150级 千牛 | 1300级 千牛 |
|---|
| 3/1.80 | 3.9 | 2.65 | 3.66 | – | – | – | – | – | 60 |
| 3/2.65 | 5.7 | 5.8 | 7.95 | – | – | – | – | – | 130 |
| 3/3.25 | 7 | 8.7 | 11.95 | – | – | – | – | – | 195 |
| 3/4.00 | 8.6 | 13.2 | 18.1 | – | – | – | – | – | 295 |
| 4/1.80 | 4.4 | 3.55 | 4.9 | – | – | – | – | – | 80 |
| 4/2.65 | 6.4 | 7.7 | 10.6 | – | – | – | – | – | 172 |
| 4/3.25 | 7.9 | 11.6 | 15.9 | – | – | – | – | – | 260 |
| 4/4.00 | 9.7 | 17.6 | 24.1 | 35.2 | – | – | – | – | 390 |
| 5/1.50 | 4.1 | 3.1 | 4.24 | 6.18 | – | – | – | – | 69 |
| 5/1.80 | 4.9 | 4.45 | 6.1 | 8.9 | – | – | – | – | 95 |
| 5/2.65 | 7.2 | 9.65 | 13.25 | 19.3 | – | – | – | – | 220 |
| 5/3.25 | 8.8 | 14.5 | 19.9 | 29 | – | – | – | – | 320 |
| 5/4.00 | 10.8 | 22 | 30.15 | 43.95 | – | – | – | – | 490 |
| 7/0.56 | 1.7 | 0.6 | 0.83 | 1.2 | – | 1.7 | 1.98 | 2.24 | 14 |
| 7/0.71 | 2.1 | 0.97 | 1.33 | 1.94 | – | 2.75 | 3.19 | 3.6 | 28 |
| 7/0.85 | 2.6 | 1.39 | 1.9 | 2.8 | – | 3.95 | 4.57 | 5.15 | 31 |
| 7/0.90 | 2.7 | 1.55 | 2.14 | 3..1 | – | 4.45 | 5.12 | 5.8 | 35 |
| 7/1.00 | 3 | 1.92 | 2.64 | 3.85 | – | 5.5 | 6.32 | 7.15 | 43 |
| 7/1.25 | 3.8 | 3.01 | 4.1 | 6 | – | 8.55 | 9.88 | 11.15 | 67 |
| 7/1.40 | 4.2 | 3.75 | 5.17 | 7.54 | 9.16 | 10.75 | 12.35 | 14 | 84 |
| 7/1.60 | 4.8 | 4.9 | 6.75 | 9.85 | 11.95 | 14.1 | 16.2 | 18.3 | 110 |
| 7/1.80 | 5.4 | 6.23 | 8.55 | 12.45 | – | 17.8 | 20.5 | 23.2 | 140 |
| 7/2.00 | 6 | 7.7 | 10.55 | 15.4 | – | 22 | 25.3 | 28.6 | 170 |
| 7/2.36 | 7.1 | 10.7 | 14.7 | 21.4 | – | 30.6 | 35.2 | 39.8 | 240 |
| 7/2.65 | 8 | 13.5 | 18.5 | 27 | – | 38.6 | 44.4 | 50.2 | 300 |
| 7/3.00 | 9 | 17.3 | 23.75 | 34.65 | – | 49.5 | 56.9 | 64.3 | 392 |
| 7/3.15 | 9.5 | 19.1 | 26.2 | 38.2 | – | 54.55 | 62.75 | 70.9 | 430 |
| 7/3.25 | 9.8 | 20.3 | 27.85 | 40.65 | – | 58.05 | 66.8 | 75.5 | 460 |
| 7/3.65 | 11 | 25.6 | 35.15 | 51.25 | – | 73.25 | 84.2 | 95.2 | 570 |
| 7/4.00 | 12 | 30.9 | 42.2 | 61.6 | – | 88 | 101 | 114 | 690 |
| 7/4.25 | 12.8 | 34.75 | 47.65 | 69.5 | – | 99.3 | 114 | 129 | 780 |
| 7/4.75 | 14 | 43.4 | 59.45 | 86.8 | – | 124 | 142.7 | 161.3 | 970 |
| 19/1.00 | 5 | 5.22 | 7.16 | 10.45 | – | 14.92 | 17.16 | 19.4 | 120 |
| 19/1.25 | 6.3 | 8.16 | 11.19 | 16.32 | – | 23.32 | 26.81 | 30.31 | 180 |
| 19/1.40 | 7 | 10.24 | 14.04 | 20.47 | – | 29.25 | 33.64 | 38.02 | 230 |
| 19/1.60 | 8 | 13.37 | 18.35 | 26.75 | – | 38.2 | 43.93 | 49.66 | 300 |
| 19/2.00 | 10 | 20.9 | 28.65 | 41.78 | 50.74 | 59.69 | 68.64 | 77.6 | 470 |
| 19/2.50 | 12.5 | 32.65 | 44.8 | 65.29 | 79.28 | 93.27 | 107.3 | 121.3 | 730 |
| 19/3.00 | 15 | 47 | 64.5 | 94 | 114.1 | 134.3 | 154.5 | 174.6 | 1050 |
| 19/3.55 | 17.8 | 65.8 | 90.27 | 131.6 | 159.9 | 188 | 216.3 | 244.5 | 1470 |
| 19/4.00 | 20 | 83.55 | 114.6 | 167.1 | 203 | 238.7 | 274.6 | 310.4 | 1870 |
| 19/4.75 | 23.8 | 117.85 | 161.4 | 235.7 | 286 | 336.7 | 387.2 | 437.7 | 2630 |
| 截面积 | 内层中心导线 | 地线直径 | 重量 | | 额定强度 |
|---|
| 1370 | 1570 | 1670 | 1770 | 1880 | 1960 |
|---|
| 毫米平方 | 1根导线 | 18线 | 毫米 | 公斤/公里 | KN | KN | KN | KN | KN | KN |
|---|
| 29.48 | 1.50 | 1.4 | 7.10 | 253.00 | 36.35 | 41.55 | 44.100 | 45.850 | 48.000 | 50.500 |
| 33.82 | 1.60 | 1.5 | 7.60 | 290.50 | 41.65 | 47.65 | 50.550 | 52.750 | 55.050 | 60.400 |
| 38.46 | 1.70 | 1.6 | 8.10 | 330.00 | 44.40 | 54.20 | 57.600 | 59.950 | 62.600 | 65.900 |
| 43.4 | 1.80 | 1.7 | 8.60 | 372.50 | 53.55 | 61.20 | 65.000 | 67.700 | 70.650 | 74.400 |
| 48.64 | 1.90 | 1.8 | 9.10 | 417.50 | 59.95 | 68.60 | 72.850 | 75.900 | 79.200 | 83.300 |
| 60.35 | 2.20 | 2 | 10.00 | 519.00 | 74.45 | 85.10 | 94.100 | 93.500 | 98.000 | 102.400 |
| 72.95 | 2.40 | 2.2 | 11.00 | 627.40 | 89.95 | 102.00 | 109.000 | 112.500 | 118.500 | 123.500 |
| 86.74 | 2.60 | 2.4 | 12.00 | 746.00 | 106.00 | 122.00 | 129.000 | 134.000 | 140.500 | 147.000 |
| 101.72 | 2.80 | 2.6 | 13.00 | 873.00 | 124.50 | 143.00 | 151.500 | 158.000 | 165.000 | 173.500 |
| 117.9 | 3.00 | 2.8 | 14.00 | 1050.00 | 145.50 | 166.00 | 176.000 | 183.500 | 190,000 | 200.500 |
| 135.28 | 3.20 | 3 | 15.00 | 1160.00 | 166.50 | 190.00 | 202.000 | 210.500 | 220,000 | 231.500 |
| 153.84 | 3.40 | 3.2 | 16.00 | 1320.00 | 189.50 | 216.50 | 226.000 | 236.500 | – | – |
| 173.60 | 3.60 | 3.4 | 17.00 | 1490.00 | 214.00 | 244.50 | 255.500 | 267.500 | – | – |
| 216.7 | 4.00 | 3.8 | 19.00 | 1855.00 | 267.00 | 305.00 | 318.500 | 334.000 | – | – |
| 标称面积 | 截面积 | 搁浅 | 地线直径 | 重量 | 额定强度 |
|---|
| 导线数量 | 单根导线直径 | ST I | ST II | ST III | ST IV |
|---|
| 毫米平方 | 毫米平方 | 不。 | 毫米 | 毫米 | 公斤/公里 | KN | KN | KN | KN |
|---|
| 25 | 24.25 | 7 | 2.10 | 6.30 | 192.00 | 8.98 | 15.90 | 30.18 | 36.17 |
| 35 | 34.36 | 7 | 2.50 | 7.50 | 272.00 | 12.73 | 22.52 | 42.76 | 51.25 |
| 50 | 49.48 | 7 | 3.00 | 9.00 | 391.00 | 18.33 | 32.43 | 61.58 | 73.80 |
| 50 | 48.35 | 19 | 1.80 | 9.00 | 384.00 | 17.91 | 31.69 | 60.17 | 72.11 |
| 70 | 65.81 | 19 | 2.10 | 10.50 | 522.00 | 24.38 | 43.14 | 81.90 | 98.16 |
| 95 | 93.27 | 19 | 2.50 | 12.50 | 741.00 | 34.56 | 61.14 | 116.07 | 139.11 |
| 120 | 116.99 | 19 | 2.80 | 14.00 | 929.00 | 43.34 | 76.69 | 145.59 | 174.49 |
| 截面积 | 搁浅 | 地线直径 | 重量 | 额定强度 |
|---|
| 导线数量 | 单根导线直径 | 981级 | 1100级 | 1310级 |
|---|
| 毫米平方 | 不。 | 毫米 | 毫米 | 公斤/公里 | KN | KN | KN |
|---|
| 49.48 | 7 | 3.00 | 9.00 | 386.00 | 43.70 | 49.00 | 58.30 |
| 54.55 | 7 | 3.15 | 9.45 | 426.00 | 48.20 | 54.00 | 64.30 |
| 58.07 | 7 | 3.25 | 9.75 | 454.00 | 51.30 | 57.50 | 68.50 |
| 60.96 | 7 | 3.33 | 9.99 | 476.00 | 53.80 | 60.40 | 71.90 |
| 73.65 | 7 | 3.66 | 10.98 | 575.00 | 65.00 | 72.90 | 86.80 |
| 87.96 | 7 | 4.00 | 12.00 | 687.00 | 77.70 | 87.10 | 104.00 |
| 截面积 | 搁浅 | 地线的直径 | 重量 | 额定强度 |
|---|
| 导线数量 | 单根导线直径 | 1770级 | 1570级 | 1100级 | 700级 | ‘450级 |
|---|
| 毫米平方 | 不。 | 毫米 | 毫米 | 公斤/公里 | KN | KN | KN | KN | KN |
|---|
| 23.38 | 3 | 3.15 | 6.79 | – | 40.10 | 35.60 | 24.90 | 15.90 | 10.20 |
| 31.17 | 4 | 3.15 | 7.60 | – | 52.40 | 46.50 | 32.60 | 20.70 | 13.30 |
| 2.01 | 4 | 0.80 | 2.40 | – | 5.50 | 4.90 | 3.40 | 2.20 | 1.40 |
| 4.91 | 4 | 1.25 | 3.75 | – | 13.50 | 12.00 | 8.40 | 5.40 | 3.40 |
| 3.14 | 4 | 1.00 | 4.80 | – | 22.20 | 19.70 | 13.80 | 8.80 | 5.60 |
| 12.57 | 4 | 2.00 | 6.00 | – | 34.70 | 30.80 | 21.60 | 13.70 | 8.80 |
| 27.59 | 7 | 2.24 | 6.72 | – | 43.50 | 38.60 | 27.00 | 17.20 | 11.10 |
| 34.36 | 7 | 2.50 | 7.50 | – | 54.20 | 48.10 | 33.70 | 21.40 | 13.80 |
| 54.55 | 7 | 3.15 | 9.45 | – | 86.00 | 76.30 | 53.50 | 34.00 | 21.90 |
| 87.96 | 7 | 4.00 | 12.00 | – | 139.00 | 123.00 | 86.20 | 54.90 | 35.30 |
| 3.52 | 7 | 0.80 | 4.00 | – | 14.90 | 13.20 | 9.20 | 5.90 | 3.80 |
| 8.59 | 7 | 1.25 | 6.25 | – | 36.30 | 32.20 | 22.60 | 14.40 | 9.20 |
| 14.07 | 7 | 1.60 | 8.00 | – | 59.50 | 52.80 | 37.00 | 23.50 | 15.10 |
| 59.69 | 19 | 2.00 | 10.00 | – | 93.00 | 82.50 | 57.80 | 36.80 | 23.60 |
| 74.88 | 19 | 2.24 | 11.20 | – | 117.00 | 103.00 | 72.50 | 46.10 | 29.70 |
| 93.27 | 19 | 2.50 | 12.50 | – | 145.00 | 129.00 | 90.30 | 57.50 | 36.90 |
| 238.76 | 19 | 4.00 | 20.00 | – | 372.00 | 330.00 | 231.00 | 147.00 | 94.60 |
| 9.55 | 19 | 0.80 | 5.60 | – | 28.80 | 25.50 | 17.90 | 11.40 | 7.30 |
| 23.32 | 19 | 1.25 | 8.75 | – | 70.30 | 62.30 | 43.70 | 27.80 | 17.90 |
| 38.20 | 19 | 1.60 | 11.20 | – | 115.00 | 102.00 | 71.50 | 45.50 | 29.30 |
| 116.24 | 37 | 2.00 | 14.00 | – | 180.00 | 160.00 | 112.00 | 71.10 | 45.70 |
| 145.81 | 37 | 2.24 | 15.68 | – | 226.00 | 200.00 | 140.00 | 89.20 | 57.40 |
| 181.62 | 37 | 2.50 | 17.50 | – | 281.00 | 249.00 | 175.00 | 111.00 | 71.40 |
| 288.35 | 37 | 3.15 | 22.05 | – | 446.00 | 396.00 | 277.00 | 176.00 | 113.00 |
| 464.96 | 37 | 4.00 | 28.00 | – | 719.00 | 638.00 | 447.00 | 284.00 | 183.00 |