钢丝绳的规格参数
一般起重作业可采用GB/T8918-1996《钢丝绳》中6×19和6×37钢丝绳,其规格参数见表 1和表2。
表1 钢丝绳的破断拉力
|
直径
|
钢丝绳的抗拉强度/MPa
|
|
钢丝绳
/mm
|
钢丝
/mm
|
1400
|
1550
|
1700
|
1850
|
2000
|
|
钢丝破断拉力总和/kN
|
|
6.2
|
0.4
|
20.00
|
22.10
|
24.30
|
26.40
|
28.60
|
|
7.7
|
0.5
|
31.30
|
34.60
|
38.00
|
41.30
|
44.70
|
|
9.3
|
0.6
|
45.10
|
49.60
|
54.70
|
59.60
|
64.40
|
|
11.O
|
0.7
|
61.30
|
67.90
|
74.50
|
81.10
|
87.70
|
|
12.5
|
0.8
|
80.10
|
88.70
|
97.30
|
105.50
|
114.50
|
|
14.O
|
0.9
|
101.00
|
112.00
|
123.00
|
134.00
|
114.50
|
|
15.5
|
1.O
|
125.00
|
138.50
|
152.00
|
165.50
|
178.50
|
|
17.O
|
1.1
|
151.50
|
167.50
|
184.00
|
200.00
|
216.50
|
|
18.5
|
1.2
|
180.00
|
199.50
|
219.00
|
238.00
|
257.50
|
|
20.O
|
1.3
|
21150
|
234.00
|
257.00
|
279.50
|
302.00
|
|
21.5
|
1.4
|
245.50
|
271.50
|
298.00
|
324.00
|
350.50
|
|
23.O
|
1.5
|
281.50
|
312.00
|
342.00
|
372.00
|
402.50
|
|
24.5
|
1.6
|
320.50
|
355.00
|
389.00
|
423.50
|
458.00
|
|
26.O
|
1.7
|
362.00
|
400.50
|
439.50
|
478.00
|
517.00
|
|
28.O
|
1.8
|
405.50
|
499.00
|
492.50
|
536.00
|
579.50
|
|
31.O
|
2.O
|
501.00
|
554.50
|
608.50
|
662.00
|
715.50
|
|
34.O
|
2.2
|
606.00
|
671.00
|
736.00
|
801.00
|
—
|
|
37.O
|
2.4
|
721.50
|
798.50
|
876.00
|
953.50
|
—
|
|
40.O
|
2.6
|
846.50
|
937.50
|
1025.00
|
1115.00
|
—
|