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HY-0148 镀锌钢绞线、镀锌铁线 |
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钢绞线内拆股钢丝力学性能 |
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钢丝
公称
直径 |
直径
允许
偏差 |
公称抗拉强度（Mpa） |
伸长率
%（L0=200mm） |
扭转（次/3600） |
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公称抗拉强度（Mpa） |
|
1270 |
1370 1470 |
1570 |
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mm |
不 小 于 |
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1.00 |
=0.05 |
1270 |
1370 |
1470 |
1570 |
2.0 |
18 |
16 |
14 |
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1.10 |
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1.20 |
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1.30 |
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1.40 |
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1.50 |
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1.60 |
|
1.70 |
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1.80 |
=0.06 |
3.0 |
16 |
14 |
12 |
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2.00 |
|
2.20 |
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2.40 |
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2.60 |
=0.08 |
14 |
12 |
10 |
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2.80 |
4.0 |
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3.00 |
|
3.20 |
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3.50 |
=0.10 |
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3.80 |
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4.00 |
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| 钢绞线最小破断拉力 |
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结 构 |
1X7 |
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公称直径 |
全部钢丝
断面面积
mm2 |
参考重量
kg/100m |
公称抗拉强度 |
|
钢绞线 |
钢丝 |
1270 |
1370 |
1470 |
1570 |
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mm |
钢绞线最小破断拉力/KN |
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3.0 |
1.00 |
5.50 |
4.58 |
6.42 |
6.92 |
7.43 |
7.94 |
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3.3 |
1.10 |
6.65 |
5.54 |
7.77 |
8.38 |
8.99 |
9.60 |
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3.6 |
1.20 |
7.92 |
6.59 |
9.25 |
9.97 |
10.70 |
11.40 |
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3.9 |
1.30 |
9.29 |
7.73 |
10.80 |
11.70 |
12.50 |
13.40 |
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4.2 |
1.40 |
10.78 |
8.97 |
12.50 |
13.50 |
14.50 |
15.50 |
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4.5 |
1.50 |
12.37 |
10.30 |
14.40 |
15.50 |
16.70 |
17.80 |
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4.8 |
1.60 |
14.07 |
11.71 |
16.40 |
17.70 |
19.00 |
20.30 |
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5.1 |
1.70 |
15.89 |
13.23 |
18.50 |
20.00 |
21.40 |
22.90 |
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5.4 |
1.80 |
17.81 |
14.83 |
20.80 |
22.40 |
24.00 |
25.70 |
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6.0 |
2.00 |
21.99 |
18.31 |
25.60 |
27.70 |
29.70 |
31.70 |
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6.6 |
2.20 |
26.61 |
22.15 |
31.00 |
33.50 |
35.90 |
38.40 |
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7.2 |
2.40 |
31.67 |
26.30 |
37.00 |
39.90 |
42.80 |
45.70 |
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7.8 |
2.60 |
37.16 |
30.93 |
43.40 |
46.80 |
50.20 |
53.60 |
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8.4 |
2.80 |
43.10 |
35.88 |
50.30 |
54.30 |
58.20 |
62.20 |
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9.0 |
3.00 |
49.48 |
41.19 |
57.80 |
62.30 |
66.90 |
71.40 |
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9.6 |
3.20 |
56.30 |
46.87 |
65.70 |
70.90 |
76.10 |
81.30 |
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10.5 |
3.50 |
67.35 |
56.07 |
78.60 |
84.80 |
91.00 |
97.20 |
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11.4 |
3.80 |
79.39 |
66.09 |
92.70 |
100.00 |
107.00 |
114.00 |
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12.0 |
4.00 |
87.96 |
73.22 |
102.00 |
110.00 |
118.00 |
127.00 | |
| 钢绞线最小破断拉力 |
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结 构 |
1X19 |
|
公称直径 |
全部钢丝
断面面积
mm2 |
参考
重量
kg/100m |
公称抗拉强度 |
|
钢绞线 |
钢丝 |
1270 |
1370 |
1470 |
1570 |
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mm |
钢绞线最小破断拉力/KN |
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5.0 |
1.00 |
14.62 |
12.42 |
17.00 |
18.40 |
19.70 |
21.00 |
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5.5 |
1.10 |
18.06 |
15.03 |
20.60 |
22.20 |
23.80 |
25.50 |
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6.0 |
1.20 |
21.49 |
17.89 |
24.50 |
26.50 |
28.40 |
30.30 |
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6.5 |
1.30 |
25.22 |
20.99 |
28.80 |
31.00 |
33.30 |
35.60 |
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7.0 |
1.40 |
29.25 |
24.35 |
33.40 |
36.00 |
38.60 |
41.30 |
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8.0 |
1.60 |
38.20 |
31.80 |
43.60 |
47.10 |
50.50 |
53.90 |
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9.0 |
1.80 |
48.35 |
40.25 |
55.20 |
59.60 |
63.90 |
68.30 |
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10.0 |
2.00 |
59.69 |
49.69 |
68.20 |
73.60 |
78.90 |
84.30 |
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11.0 |
2.20 |
72.22 |
60.12 |
82.50 |
89.00 |
95.50 |
102.00 |
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12.0 |
2.40 |
85.95 |
71.55 |
98.20 |
105.00 |
113.00 |
121.00 |
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12.5 |
2.50 |
93.27 |
77.64 |
106.00 |
114.00 |
125.00 |
131.00 |
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13.0 |
2.60 |
100.88 |
83.98 |
115.00 |
124.00 |
133.00 |
142.00 |
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14.0 |
2.80 |
116.99 |
97.39 |
133.00 |
144.00 |
154.00 |
165.00 |
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15.0 |
3.00 |
134.30 |
118.80 |
153.00 |
165.00 |
177.00 |
189.00 |
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16.0 |
3.20 |
152.81 |
127.21 |
174.00 |
188.00 |
202.00 |
215.00 |
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17.5 |
3.50 |
182.80 |
152.17 |
208.00 |
225.00 |
241.00 |
258.00 |
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20.0 |
4.00 |
238.76 |
198.76 |
272.00 |
294.00 |
315.00 |
337.00 | |
| 钢丝锌层质量 |
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钢丝公称直径mm |
锌层重量/（g/m2）不小于 |
缠绕试验芯杆
直径为钢丝
直径倍数 |
|
特A |
A |
B |
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1.00 |
180 |
160 |
110 |
12 |
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1.10 |
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1.20 |
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1.30 |
200 |
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1.40 |
130 |
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1.50 |
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1.60 |
180 |
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1.70 |
220 |
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1.80 |
160 |
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2.00 |
230 |
200 |
14 |
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2.20 |
180 |
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2.40 |
240 |
220 |
200 |
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2.60 |
250 |
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2.80 |
270 |
250 |
230 |
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3.00 |
270 |
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3.20 |
280 |
260 |
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3.50 |
290 |
270 |
250 |
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3.80 |
|
4.00 | |
| 钢绞线主要用途推荐表 |
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用途 |
结构 |
规格/mm |
横截面积/mm2 |
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110kv--500kv
高压和超高压输电
线路架空地线及杆
搭用拉线 |
1X7 |
7.8(7*2.6) |
35 |
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1X7 |
9.0(7*3.0) |
50 |
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1X7 |
10.5(7*3.5) |
70 |
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1X19 |
11.0(19*2.2) |
70 |
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1X19 |
13.0(19*2.6) |
100 |
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1X19 |
15.0(19*3.0) |
135 |
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邮电线杆
架空拉线 |
1X7 |
5.4(7*1.8) |
- |
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1X7 |
6.0(7*2.0) |
- |
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1X7 |
6.6(7*2.2) |
- |
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1X7 |
9.0(7*3.0) |
- | |