标准号:YB/T184-2000;
该产品既有锌镀层的电化学保护性能,又有铝镀层的稳定性,其抗腐蚀能力是纯锌层2-3倍。广泛适用于电力、架空铝绞结构,及其他各种用途。
|
强度级别 |
公称直径 (mm) |
抗拉强度不小于 (MPa) |
1%伸长时应力 不小于 (MPa) |
断后伸长率(L=250mm) 不小于 (%) |
扭转试验 不小于 (次/360°) |
缠绕试验芯棒直径(钢丝直径的倍数) | |||
|
1级镀层 |
2级镀层 |
1级镀层 |
2级镀层 |
1级镀层 |
2级镀层 | ||||
|
普通强度 |
>1.24~2.25 |
1340 |
1240 |
1170 |
1100 |
3.0 |
4.0 |
18 |
1 |
|
>2.25~2.75 |
1310 |
1210 |
1140 |
1070 |
3.0 |
4.0 |
16 |
1 | |
|
>2.75~3.00 |
1310 |
1210 |
1140 |
1070 |
3.5 |
4.0 |
16 |
1 | |
|
>3.00~3.50 |
1290 |
1190 |
1100 |
1000 |
3.5 |
4.0 |
14 |
1 | |
|
>3.50~4.25 |
1290 |
1190 |
1100 |
1000 |
4.0 |
4.0 |
12 |
1 | |
|
>4.25~4.75 |
1290 |
1190 |
1100 |
1000 |
4.0 |
4.0 |
12 |
1 | |
|
>4.75~5.50 |
1290 |
1190 |
1100 |
1000 |
4.0 |
4.0 |
12 |
1 | |
|
高强度 |
>1.24~2.25 |
1450 |
1380 |
1310 |
1240 |
2.5 |
2.5 |
16 |
3 |
|
>2.25~2.75 |
1410 |
1340 |
1280 |
1210 |
2.5 |
2.5 |
16 |
3 | |
|
>2.75~3.00 |
1410 |
1340 |
1280 |
1210 |
3.0 |
3.0 |
16 |
4 | |
|
>3.00~3.50 |
1410 |
1340 |
1240 |
1170 |
3.0 |
3.0 |
14 |
4 | |
|
>3.50~4.25 |
1380 |
1280 |
1170 |
1100 |
3.0 |
3.0 |
12 |
4 | |
|
>4.25~4.75 |
1380 |
1280 |
1170 |
1100 |
3.0 |
3.0 |
12 |
4 | |
|
>4.75~5.50 |
1380 |
1280 |
1170 |
1100 |
3.0 |
3.0 |
12 |
4 | |
|
特高强度 |
>1.24~2.25 |
1620 |
1450 |
2.0 |
14 |
4 | |||
|
>2.25~2.75 |
1590 |
1410 |
2.0 |
14 |
4 | ||||
|
>2.75~3.00 |
1590 |
1410 |
2.5 |
12 |
5 | ||||
|
>3.00~3.50 |
1550 |
1380 |
2.5 |
12 |
5 | ||||
|
公称直径 (mm) |
合金镀层重量 不小于 (g/m2) |
缠绕试验 | ||
|
1级镀层 |
2级镀层 |
芯棒直径为钢丝直径的倍数 |
缠绕圈数 | |
|
>1.24~1.50 |
185 |
370 |
3 |
8 |
|
>1.51~1.75 |
200 |
400 |
3 |
8 |
|
>1.76~2.25 |
215 |
430 |
3 |
8 |
|
>2.26~2.75 |
230 |
460 |
3 |
8 |
|
>2.76~3.50 |
245 |
490 |
3 |
8 |
|
>3.51~4.25 |
260 |
520 |
4 |
8 |
|
>4.26~4.75 >4.76~5.50 |
275 290 |
550 580 |
4 4 |
8 8 |