收藏词条 编辑词条 铝包钢绞线（YB/T124-1997）
铝包钢绞线（YB/T124-1997）
(1)分类见表1。
表1 铝包钢绞线按断面结构分
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注：1.铝包钢绞线按导电率分为：20AC、23AC、27AC、30AC、33AC、40AC六个组别，其相应的导电率为20.3％、23％、27％、30％、33％和40％IACS。
2.铝包钢绞线的代号为：LBGJ
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(2)力学性能见表2。
表2 铝包钢绞线的力学性能
|
标称截面/mm2 |
结构根数/单丝直径 |
公称直径/mm |
计算截面/mm2 |
20AC |
23AC |
27AC |
30AC |
33AC |
40AC |
20AC |
23AC |
|
最小计算破断拉力/kN |
20℃直流电阻/(Ω/km)≤ |
||||||||||
|
16 |
3/2.60 |
5.60 |
15.93 |
20.28 |
18.16 |
16.04 |
13.47 |
11.95 |
10.44 |
5.3760 |
4.7376 |
|
18 |
3/2.75 |
5.93 |
17.82 |
22.68 |
20.31 |
17.94 |
15.07 |
13.37 |
11.68 |
4.8048 |
4.2336 |
|
20 |
3/2.85 |
6.14 |
19.14 |
24.36 |
21.82 |
19.27 |
16.18 |
14.36 |
12.55 |
4.4688 |
3.9648 |
|
20 |
3/2.90 |
6.25 |
19.82 |
25.23 |
22.59 |
19.95 |
16.75 |
14.87 |
12.99 |
4.3008 |
3.8304 |
|
20 |
3/3.00 |
6.47 |
21.21 |
26.99 |
24.17 |
21.35 |
17.93 |
15.91 |
13.90 |
4.0320 |
3.5616 |
|
25 |
3/3.15 |
6.79 |
24.13 |
29.76 |
26.65 |
23.54 |
19.77 |
17.55 |
15.33 |
3.6624 |
3.2256 |
|
30 |
3/3.50 |
7.54 |
28.86 |
35.92 |
32.63 |
28.24 |
23.86 |
21.39 |
18.65 |
2.9568 |
2.6208 |
|
35 |
3/3.75 |
8.08 |
33.13 |
39.66 |
36.51 |
32.11 |
26.44 |
23.92 |
21.09 |
2.5872 |
2.2848 |
|
20 |
7/2.00 |
6.00 |
21.99 |
11.37 |
10.18 |
8.99 |
7.55 |
6.70 |
5.85 |
3.8957 |
3.4484 |
|
30 |
7/2.30 |
6.90 |
29.08 |
35.07 |
31.41 |
27.75 |
23.30 |
20.68 |
18.06 |
2.9434 |
2.6112 |
|
35 |
7/2.60 |
7.80 |
37.17 |
44.82 |
40.14 |
35.46 |
29.77 |
26.42 |
23.08 |
2.3086 |
2.0344 |
|
40 |
7/2.75 |
8.25 |
41.58 |
50.14 |
44.90 |
39.66 |
33.30 |
29.56 |
25.82 |
2.0633 |
1.8180 |
|
45 |
7/2.90 |
8.70 |
46.24 |
55.76 |
49.94 |
44.11 |
37.04 |
32.87 |
28.71 |
1.8469 |
1.6450 |
|
50 |
7/3.00 |
9.00 |
49.48 |
59.67 |
53.44 |
47.20 |
39.63 |
35.18 |
30.73 |
1.7314 |
1.5294 |
|
55 |
7/3.20 |
9.60 |
56.30 |
67.89 |
60.80 |
53.71 |
45.09 |
40.03 |
34.96 |
1.5150 |
1.3419 |
|
65 |
7/3.50 |
10.50 |
67.35 |
79.40 |
72.13 |
62.43 |
52.73 |
47.28 |
41.22 |
1.2697 |
1.1254 |
|
75 |
7/3.75 |
11.25 |
77.31 |
87.67 |
80.71 |
70.97 |
58.45 |
52.88 |
46.62 |
1.1110 |
0.9811 |
|
70 |
19/2.20 |
11.00 |
72.23 |
87.10 |
78.00 |
68.90 |
57.85 |
51.35 |
44.85 |
1.1901 |
1.0514 |
|
80 |
19/2.30 |
11.50 |
78.94 |
95.20 |
85.26 |
75.31 |
63.23 |
56.13 |
49.02 |
1.0887 |
0.9660 |
|
100 |
19/2.60 |
13.00 |
100.88 |
121.66 |
108.95 |
96.24 |
80.80 |
71.72 |
62.64 |
0.8539 |
0.7525 |
|
115 |
19/2.75 |
13.75 |
112.85 |
136.10 |
121.88 |
107.66 |
90.39 |
80.24 |
70.08 |
0.7632 |
0.6724 |
|
120 |
19/2.85 |
14.25 |
121.21 |
146.18 |
130.91 |
115.63 |
97.07 |
86.18 |
75.27 |
0.7098 |
0.6297 |
|
125 |
19/2.90 |
14.50 |
125.50 |
151.35 |
135.54 |
119.73 |
100.52 |
89.23 |
77.93 |
0.6831 |
0.6084 |
|
150 |
19/3.15 |
15.75 |
148.07 |
178.57 |
159.91 |
141.26 |
118.60 |
105.28 |
91.95 |
0.5817 |
0.5123 |
|
180 |
19/3.50 |
17.50 |
182.80 |
215.52 |
195.78 |
169.46 |
143.13 |
128.33 |
111.87 |
0.4696 |
0.4163 |
|
210 |
19/3.75 |
18.75 |
209_85 |
237.97 |
219.08 |
192.64 |
158.65 |
143.54 |
126.54 |
0.4109 |
0.3629 |
|
240 |
19/4.00 |
20.00 |
238.76 |
260.01 |
214.88 |
191.25 |
156.87 |
141.82 |
124.63 |
0.3576 |
0.3202 |
|
195 |
37/2.60 |
18.20 |
196.44 |
236.91 |
212.16 |
187.41 |
157.35 |
139.67 |
121.99 |
0.4411 |
0.3887 |
|
245 |
37/2.90 |
20.30 |
244.39 |
294.74 |
263.94 |
233.15 |
195.76 |
173.76 |
151.77 |
0.3529 |
0.3143 |
|
295 |
37/3.20 |
22.40 |
297.57 |
358.87 |
321.38 |
283.88 |
238.35 |
211.57 |
184.79 |
0.2895 |
0.2564 |
|
350 |
37/3.50 |
24.50 |
355.98 |
419.70 |
381.26 |
330.00 |
278.73 |
249.90 |
217.86 |
0.2426 |
0.2150 |
|
420 |
37/3.80 |
26.60 |
419.62 |
468.30 |
415.43 |
377.66 |
309 68 |
279.47 |
249.26 |
0.2068 |
0.1819 |
|
465 |
37/4.00 |
28.00 |
464.72 |
506.34 |
456.12 |
405.91 |
330.58 |
301.29 |
276.18 |
0.1847 |
0.1654 |
|
510 |
37/4.20 |
29.40 |
512.61 |
544.40 |
493.65 |
438.28 |
364.47 |
327.56 |
304.49 |
0.1682 |
0.1489 |
|
590 |
37/4.50 |
31.50 |
588.46 |
598.46 |
540.21 |
487.24 |
402.51 |
365.43 |
323.06 |
0.1461 |
0.1296 |
|
670 |
37/4-80 |
33.60 |
669.54 |
662.84 |
602.58 |
536.30 |
439.89 |
397.70 |
349.50 |
0.1296 |
0.1130 |
表2 铝包钢绞线的力学性能
|
标称截面/mm2 |
结构根数/单丝直径 |
公称直径/mm |
计算截面/mm2 |
27AC |
30AC |
33AC |
40AC |
20AC |
23AC |
27AC |
30AC |
33Ac |
40AC |
交货长度 /mm≥ |
|
20℃直流电阻/(Ω/km)≤ |
计算质量/(kg/km) |
|||||||||||||
|
16 |
3/2.60 |
5.60 |
15.93 |
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 |
3.6288 |
3.2592 |
2.9568 |
2.41528 |
118.36 |
112.61 |
106.14 |
100.76 |
94.29 |
83.34 |
3000 |
|
20 |
3/2.85 |
6.14 |
19.14 |
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 |
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 |
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 |
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 |
2.2176 |
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 |
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 |
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 |
2.2220 |
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 |
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 |
1.5583 |
1.3996 |
1.2697 |
1.0533 |
276.72 |
2(13.29 |
248.16 |
235.57 |
220.44 |
194.85 |
2000 |
|
45 |
7/2.90 |
8.70 |
46.24 |
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 |
1.2986 |
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 |
1.1399 |
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 |
0.9523 |
0.8657 |
0.7791 |
06493 |
448.24 |
426.46 |
402.00 |
381.57 |
357.11 |
315.60 |
2000 |
|
75 |
7/3.75 |
11.25 |
77.31 |
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 |
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 |
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 |
0.6404 |
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 |
0.5764 |
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 |
0.5337 |
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 |
0.5177 |
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 |
0.4376 |
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 |
0.3522 |
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 |
0.3095 |
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 |
0.2722 |
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 |
0.3308 |
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 |
0.2674 |
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 |
0.2178 |
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 |
0.1819 |
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 |
0.1544 |
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 |
0.1406 |
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 |
0.1268 |
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 |
0.1103 |
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 |
0.0965 |
0.0882 |
0.0799 |
0.0662 |
4500.50 |
4281.98 |
4035.92 |
3831.36 |
3585.30 |
3168.65 |
1000 |
(3)物理性能见表7-231。
表3 铝包钢绞线的物理性能
|
组别 |
密度/(g/cm3) |
综合弹性模量(计算值)/MPa |
综合线胀系数(计算值) /(1/K) |
电阻温度系数/(1/℃) |
|
20AC |
6.59 |
139500 |
12.6×10 |
0.0036 |
|
23AC |
6.27 |
134100 |
12.9×10 |
0.0036 |
|
27AC |
5.91 |
126000 |
13.4×10 |
0.0036 |
|
30AC |
5.61 |
118800 |
13.8×10 |
0.0038 |
|
33AC |
5.25 |
111600 |
14.4×10 |
0.0039 |
|
40AC |
4.64 |
98100 |
15.5×10 |
0.0040 |
(4)用途适用于架空电力线路的地线和导线及电气化铁路承力索。