六角头螺杆带孔螺栓 A和B级(GB/T 31.1—2013)
六角头螺杆带孔螺栓 A和B级(GB/T 31.1—2013)
六角头螺杆带孔螺栓 A和B级(GB/T 31.1—2013) mm |
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其余的型式与尺寸按GB/T 5782—2016规定 |
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标记示例: 螺纹规格d=M12、公称长度l=80mm、性能等级为8.8级、表面氧化、A级的六角头螺杆带孔螺栓的标记: 螺栓 GB/T 31.1 M12×80 |
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螺纹规格 d |
M6 |
M8 |
M10 |
M12 |
(M14) |
M16 |
(M18) |
M20 |
(M22) |
M24 |
(M27) |
M30 |
M36 |
M42 |
M48 |
|
d1 |
max |
1.85 |
2.25 |
2.75 |
3.5 |
3.5 |
4.3 |
4.3 |
4.3 |
5.3 |
5.3 |
5.3 |
6.66 |
6.66 |
8.36 |
8.36 |
min |
1.6 |
2 |
2.5 |
3.2 |
3.2 |
4 |
4 |
4 |
5 |
5 |
5 |
6.3 |
6.3 |
8 |
8 |
|
l的范围 |
30~ 60 |
35~ 80 |
40~ 90 |
45~ 120 |
50~ 140 |
55~ 160 |
60~ 180 |
65~ 200 |
70~ 220 |
80~ 240 |
90~ 300 |
90~ 300 |
110~ 300 |
130~ 300 |
140~ 300 |
|
l-lh |
3 |
4 |
4 |
5 |
5 |
6 |
6 |
6 |
7 |
7 |
8 |
9 |
10 |
12 |
12 |
|
l的系列 |
30,35,40,45,50,(55),60,(65),70,80,90,100,110,120,130,140,150,160,180,200,220,240,260,280,300 |
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技术条件 |
按GB/T 5782—2016及GB/T 5278—1985规定 |
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注:1.尽可能不采用括号内的规格。 2.lh的公差按+IT14。 |
质量 kg |
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螺纹规格 |
M6 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
M22 |
M24 |
M27 |
M30 |
M36 |
M42 |
M48 |
公称长度 /mm |
每1000件钢制品的质量 ≈ |
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30 |
7.77 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
35 |
8.8 |
16.63 |
|
|
|
|
|
|
|
|
|
|
|
|
|
40 |
9.84 |
18.49 |
30.11 |
|
|
|
|
|
|
|
|
|
|
|
|
45 |
10.88 |
20.34 |
33.04 |
47.39 |
|
|
|
|
|
|
|
|
|
|
|
50 |
11.92 |
22.19 |
35.97 |
51.61 |
73.28 |
|
|
|
|
|
|
|
|
|
|
55 |
12.95 |
24.05 |
38.9 |
55.82 |
79.05 |
108.1 |
|
|
|
|
|
|
|
|
|
60 |
13.99 |
25.9 |
41.83 |
60.03 |
84.83 |
115.7 |
150.3 |
|
|
|
|
|
|
|
|
65 |
|
27.76 |
44.76 |
64.25 |
90.6 |
123.3 |
159.9 |
204.4 |
|
|
|
|
|
|
|
70 |
|
29.61 |
47.69 |
68.46 |
96.38 |
130.9 |
169.6 |
216.3 |
276.7 |
|
|
|
|
|
|
80 |
|
33.32 |
53.55 |
76.89 |
107.9 |
146 |
188.8 |
240.0 |
305.5 |
359.2 |
|
|
|
|
|
90 |
|
|
59.41 |
85.32 |
119.5 |
161.2 |
208.1 |
263.7 |
334.2 |
393.5 |
522.1 |
662.4 |
|
|
|
100 |
|
|
65.27 |
93.75 |
131 |
176.4 |
227.3 |
287.4 |
363.0 |
427.8 |
565.1 |
715.7 |
|
|
|
110 |
|
|
|
102.2 |
142.6 |
191.5 |
246.6 |
311.1 |
391.8 |
462.1 |
608.0 |
768.9 |
1169 |
|
|
120 |
|
|
|
110.6 |
154.1 |
206.7 |
265.9 |
334.8 |
420.5 |
496.5 |
651.0 |
822.1 |
1246 |
|
|
130 |
|
|
|
|
164.6 |
220.6 |
283.3 |
356.6 |
449.3 |
527.9 |
691.0 |
871.5 |
1317 |
1888 |
|
140 |
|
|
|
|
176.1 |
235.7 |
302.6 |
380.3 |
475.9 |
562.2 |
734.0 |
924.7 |
1394 |
1993 |
2735 |
150 |
|
|
|
|
|
250.9 |
321.8 |
404 |
504.7 |
596.5 |
777.0 |
977.9 |
1471 |
2098 |
2873 |
160 |
|
|
|
|
|
266.1 |
341.1 |
427.7 |
533.5 |
630.8 |
819.9 |
1031 |
1548 |
2203 |
3010 |
180 |
|
|
|
|
|
|
379.6 |
475.1 |
591.0 |
699.5 |
905.8 |
1138 |
1701 |
2413 |
3285 |
200 |
|
|
|
|
|
|
|
522.5 |
648.5 |
768.1 |
991.7 |
1244 |
1854 |
2623 |
3561 |
220 |
|
|
|
|
|
|
|
|
701.4 |
830.5 |
1071 |
1342 |
1996 |
2817 |
3815 |
240 |
|
|
|
|
|
|
|
|
|
899.2 |
1157 |
1449 |
2149 |
3027 |
4090 |
260 |
|
|
|
|
|
|
|
|
|
|
1243 |
1555 |
2303 |
3237 |
4365 |
280 |
|
|
|
|
|
|
|
|
|
|
1239 |
1682 |
2456 |
3446 |
4640 |
300 |
|
|
|
|
|
|
|
|
|
|
1315 |
1768 |
2610 |
3656 |
4915 |