|
|
|
螺栓及螺母最大扭矩推荐值 |
|
|
强度等级 |
4.8 |
6.8 |
8.8 |
10.9 |
12.9 |
最小破断强度 |
392Mpa |
588Mpa |
784Mpa |
941Mpa |
1176Mpa |
材质 |
一般构造用钢 |
机械构造用钢 |
铬铝合金钢 |
镍铬铝合金钢 |
镍铬钼合金钢 |
螺栓 |
螺母对边 |
扭矩值 |
锁紧力矩 |
拆松力矩 |
扭矩值 |
锁紧力矩 |
拆松力矩 |
扭矩值 |
锁紧力矩 |
拆松力矩 |
扭矩值 |
锁紧力矩 |
拆松力矩 |
扭矩值 |
锁紧力矩 |
拆松力矩 |
M |
mm |
KGf.m |
N.M |
N.M |
N.M |
KGf.m |
N.M |
N.M |
N.M |
KGf.m |
N.M |
N.M |
N.M |
KGf.m |
N.M |
N.M |
N.M |
KGf.m |
N.M |
N.M |
N.M |
14 |
22 |
7 |
68.67 |
54.94 |
109.9 |
10 |
98.1 |
78.48 |
157 |
14 |
137.3 |
109.9 |
219.7 |
17 |
166.8 |
133 |
266.8 |
23 |
225.6 |
180.5 |
361 |
16 |
24 |
10 |
98.1 |
78.48 |
157 |
14 |
137.3 |
109.9 |
219.7 |
21 |
206 |
164.8 |
329.6 |
25 |
245.3 |
196 |
392.4 |
36 |
353.2 |
282.5 |
565.1 |
18 |
27 |
14 |
137.3 |
109.9 |
219.7 |
21 |
206 |
164.8 |
329.6 |
29 |
284.5 |
227.6 |
455.2 |
35 |
343.4 |
275 |
549.4 |
49 |
480.7 |
384.6 |
769.1 |
20 |
30 |
18 |
176.6 |
141.3 |
282.5 |
28 |
274.7 |
219.7 |
439.5 |
41 |
402.2 |
321.8 |
643.5 |
58 |
569 |
455 |
910.4 |
69 |
676.9 |
541.5 |
1083 |
22 |
34 |
23 |
225.6 |
180.5 |
361 |
34 |
333.5 |
266.8 |
533.7 |
55 |
539.6 |
431.6 |
863.3 |
78 |
765.2 |
612 |
1224 |
93 |
912.3 |
729.9 |
1460 |
24 |
36 |
32 |
313.9 |
251.1 |
502.3 |
48 |
470.9 |
376.7 |
753.4 |
70 |
686.7 |
549.4 |
1099 |
100 |
981 |
785 |
1570 |
120 |
1177 |
941.8 |
1884 |
27 |
41 |
45 |
441.5 |
353.2 |
706.3 |
65 |
637.7 |
510.1 |
1020 |
105 |
1030 |
824 |
1648 |
150 |
1472 |
1177 |
2354 |
180 |
1766 |
1413 |
2825 |
30 |
46 |
60 |
588.6 |
470.9 |
941.8 |
90 |
882.9 |
706.3 |
1413 |
125 |
1226 |
981 |
1962 |
200 |
1962 |
1570 |
3139 |
240 |
2354 |
1884 |
3767 |
33 |
50 |
75 |
735.8 |
588.6 |
1177 |
115 |
1128 |
902.5 |
1805 |
150 |
1472 |
1177 |
2354 |
210 |
2060 |
1648 |
3296 |
250 |
2453 |
1962 |
3924 |
36 |
55 |
100 |
981 |
784.8 |
1570 |
150 |
1472 |
1177 |
2354 |
180 |
1766 |
1413 |
2825 |
250 |
2453 |
1962 |
3924 |
300 |
2943 |
2354 |
4709 |
39 |
60 |
12 |
117.7 |
94.18 |
188.4 |
180 |
1766 |
1413 |
2825 |
220 |
2158 |
1727 |
3453 |
300 |
2943 |
2354 |
4709 |
370 |
3630 |
2904 |
5808 |
42 |
65 |
155 |
1521 |
1216 |
2433 |
240 |
2354 |
1884 |
3767 |
280 |
2747 |
2197 |
4395 |
390 |
3826 |
3061 |
6121 |
470 |
4611 |
3689 |
7377 |
45 |
70 |
180 |
1766 |
1413 |
2825 |
280 |
2747 |
2197 |
4395 |
320 |
3139 |
2511 |
5023 |
450 |
4415 |
3532 |
7063 |
550 |
5396 |
4316 |
8633 |
48 |
75 |
230 |
2256 |
1805 |
3610 |
350 |
3434 |
2747 |
5494 |
400 |
3924 |
3139 |
6278 |
570 |
5592 |
4473 |
8947 |
680 |
6671 |
5337 |
10673 |
52 |
80 |
280 |
2747 |
2197 |
4395 |
420 |
4120 |
3296 |
6592 |
480 |
4709 |
3767 |
7534 |
670 |
6573 |
5258 |
10516 |
850 |
8339 |
6671 |
13342 |
56 |
85 |
360 |
3532 |
2825 |
5651 |
530 |
5199 |
4159 |
8319 |
610 |
5984 |
4787 |
9575 |
860 |
8437 |
6749 |
13499 |
1050 |
10301 |
8240 |
16481 |
60 |
90 |
410 |
4022 |
3218 |
6435 |
610 |
5984 |
4787 |
9575 |
790 |
7750 |
6200 |
12400 |
1100 |
10791 |
8633 |
17266 |
1350 |
13244 |
10595 |
21190 |
64 |
95 |
510 |
5003 |
4002 |
8005 |
760 |
7456 |
5964 |
11929 |
900 |
8829 |
7063 |
14126 |
|
|
|
|
|
|
|
|
68 |
100 |
580 |
5690 |
4552 |
9104 |
870 |
8535 |
6828 |
13656 |
1100 |
10791 |
8633 |
17266 |
|
|
|
|
|
|
|
|
72 |
105 |
660 |
6475 |
5180 |
10359 |
1000 |
9810 |
7848 |
15696 |
1290 |
12655 |
10124 |
20248 |
|
|
|
|
|
|
|
|
76 |
110 |
750 |
7358 |
5886 |
11772 |
1100 |
10791 |
8633 |
17266 |
1500 |
14715 |
11772 |
23544 |
|
|
|
|
|
|
|
|
80 |
115 |
830 |
8142 |
6514 |
13028 |
1250 |
12263 |
9810 |
19620 |
1850 |
18149 |
14519 |
29038 |
|
|
|
|
|
|
|
|
85 |
120 |
900 |
8829 |
7063 |
14126 |
1400 |
13734 |
10987 |
21974 |
2250 |
22073 |
17658 |
35316 |
|
|
|
|
|
|
|
|
90 |
130 |
108 |
1059 |
847.6 |
1695 |
1650 |
16187 |
12949 |
25898 |
2500 |
24525 |
19620 |
39240 |
|
|
|
|
|
|
|
|
100 |
145 |
1400 |
13734 |
10987 |
21974 |
2050 |
20111 |
16088 |
32177 |
|
|
|
|
|
|
|
|
|
|
|
|
110 |
155 |
1670 |
16383 |
13106 |
26212 |
2550 |
25016 |
20012 |
40025 |
|
|
120 |
175 |
2030 |
19914 |
15931 |
31863 |
3050 |
29921 |
23936 |
47873 |
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1、以上是德国工业标准，表中扭矩值为螺栓达到屈服极限的70%时所测定。
2、建议锁紧力矩值为：表中数值×(70-80）%
例如：M48，8.8级螺栓，则锁紧力矩为：400 × 80% = 320KG
3、拆松力矩为锁紧力矩的1.5~2.5倍。
例如：上例锁紧力矩为320KGM，则其拆松力矩约为 320×(1.5~2.5）= 480~800KGM |
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选择扳手时请务必注意拆松扭矩 |
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