钢网架螺栓球节点用高强度螺栓(GB/T 16939—2016)
钢网架螺栓球节点用高强度螺栓(GB/T 16939—2016)
钢网架螺栓球节点用高强度螺栓(GB/T 16939—2016) mm |
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末端按GB2规定 |
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标记示例: 螺纹规格d=30mm、公称长度l=98mm、性能等级为10.9S、表面氧化的钢网架螺栓球节点用高强度螺栓的标记: 螺栓 GB/T 16939 M30×98 |
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螺纹规格 d |
P |
b |
C≈ |
dK |
dS |
K |
r min |
da max |
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min |
max |
max |
min |
max |
min |
公称 |
max |
min |
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M12 |
1.75 |
15 |
18.5 |
1.5 |
18 |
17.38 |
12.35 |
11.65 |
6.4 |
7.15 |
5.65 |
0.8 |
15.20 |
|
M14 |
2 |
17 |
21 |
21 |
20.38 |
14.35 |
13.65 |
7.5 |
8.25 |
6.75 |
17.29 |
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M16 |
2 |
20 |
24 |
24 |
23.38 |
16.35 |
15.65 |
10 |
10.75 |
9.25 |
19.20 |
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M20 |
2.5 |
25 |
30 |
30 |
29.38 |
20.42 |
19.58 |
12.5 |
13.4 |
11.6 |
1.0 |
24.40 |
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M24 |
3 |
30 |
36 |
2.0 |
36 |
35.38 |
24.42 |
23.58 |
15 |
15.9 |
14.1 |
28.40 |
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M27 |
3 |
33 |
39 |
41 |
40.38 |
27.42 |
26.58 |
17 |
17.9 |
16.1 |
1.5 |
32.40 |
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M30 |
3.5 |
37 |
44 |
2.5 |
46 |
45.38 |
30.42 |
29.58 |
18.7 |
19.75 |
17.65 |
35.40 |
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M36 |
4 |
44 |
52 |
55 |
54.26 |
36.50 |
35.50 |
22.5 |
23.55 |
21.45 |
42.40 |
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M39 |
4 |
47 |
55 |
3.0 |
60 |
59.26 |
39.50 |
38.50 |
25 |
26.05 |
23.95 |
2.0 |
45.40 |
|
M42 |
4.5 |
50 |
59 |
65 |
64.26 |
42.50 |
41.50 |
26 |
27.05 |
24.95 |
48.60 |
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M45 |
4.5 |
55 |
64 |
70 |
69.26 |
45.50 |
44.50 |
28 |
29.05 |
26.95 |
52.60 |
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M48 |
5 |
58 |
68 |
75 |
74.26 |
48.50 |
47.50 |
30 |
31.05 |
28.95 |
56.60 |
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M56×4 |
4 |
66 |
74 |
90 |
89.13 |
56.60 |
55.40 |
35 |
36.25 |
33.75 |
2.5 |
67.00 |
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M60×4 |
4 |
70 |
78 |
3.5 |
95 |
94.13 |
60.60 |
59.40 |
38 |
39.25 |
36.75 |
71.00 |
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M64×4 |
4 |
74 |
82 |
100 |
99.13 |
64.60 |
63.40 |
40 |
41.25 |
38.75 |
75.00 |
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M68×4 |
4 |
78 |
86 |
100 |
99.13 |
68.68 |
67.94 |
45 |
46.39 |
43.56 |
79.00 |
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M72×4 |
4 |
83 |
91 |
105 |
104.13 |
72.72 |
71.98 |
45 |
46.39 |
43.56 |
3.0 |
83.00 |
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M76×4 |
4 |
87 |
95 |
110 |
109.13 |
76.76 |
76.02 |
50 |
51.55 |
48.4 |
87.00 |
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M80×4 |
4 |
92 |
100 |
4.0 |
125 |
124 |
80.80 |
80.06 |
55 |
56.71 |
53.24 |
91.00 |
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M85×4 |
4 |
98 |
106 |
125 |
124 |
85.85 |
84.98 |
55 |
56.71 |
53.24 |
96.00 |
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螺纹规格 d |
l |
l1 |
l2 参考 |
l3 |
n |
t1 |
t2 |
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公称 |
max |
min |
公称 |
max |
min |
max |
min |
max |
min |
max |
min |
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M12 |
50 |
50.80 |
49.20 |
18 |
18.35 |
17.65 |
10 |
4 |
3.3 |
3 |
2.8 |
2.2 |
2.3 |
1.7 |
M14 |
54 |
54.95 |
53.05 |
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M16 |
62 |
62.95 |
61.05 |
22 |
22.42 |
21.58 |
13 |
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M20 |
73 |
73.95 |
72.05 |
24 |
24.42 |
23.58 |
16 |
5.3 |
5 |
3.30 |
2.70 |
2.80 |
2.20 |
|
M24 |
82 |
83.1 |
80.9 |
18 |
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M27 |
90 |
91.1 |
88.9 |
28 |
28.42 |
27.58 |
20 |
6.3 |
6 |
4.38 |
3.62 |
3.30 |
2.70 |
|
M30 |
98 |
99.1 |
96.9 |
24 |
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M36 |
125 |
126.25 |
123.75 |
43 |
43.50 |
42.50 |
26 |
8.36 |
8 |
5.38 |
4.62 |
4.38 |
3.62 |
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M39 |
128 |
129.25 |
126.75 |
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M42 |
136 |
137.25 |
134.75 |
30 |
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M45 |
145 |
146.25 |
143.75 |
48 |
48.50 |
47.50 |
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M48 |
148 |
149.25 |
146.75 |
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M56×4 |
172 |
173.25 |
170.75 |
53 |
53.60 |
52.40 |
42 |
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M60×4 |
196 |
197.45 |
194.55 |
57 |
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M64×4 |
205 |
206.45 |
203.55 |
58 |
58.60 |
57.40 |
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M68×4 |
215 |
217.3 |
212.3 |
65 |
4 |
8.36 |
8 |
5.38 |
4.62 |
4.38 |
3.62 |
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M72×4 |
230 |
232.3 |
227.7 |
63 |
63.60 |
62.40 |
70 |
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M76×4 |
240 |
242.3 |
237.7 |
75 |
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M80×4 |
245 |
247.3 |
242.7 |
80 |
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M85×4 |
265 |
267.6 |
262.4 |
68 |
68.60 |
67.40 |
85 |
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技术条件 |
材料 |
螺纹公差 |
公差产品等级 |
机械性能等级 |
表面处理 |
表面 缺陷 |
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M12~M24 |
20MnTiB、40Cr、35CrMo |
6g |
除表中规定处,其余按B级 |
M12~M36:10.9S; M39~M85×4:9.8S |
氧化 |
GB/T 5779.1 |
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M27~M36 |
35VB、40Cr、35CrMo |
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M39~M64×4 |
35CrMo、40Cr |
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注:性能等级中的“S”表示钢结构用螺栓。 |
质量 kg |
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螺纹规格 |
M12 |
M14 |
M16 |
M20 |
M24 |
M27 |
M30 |
每1000件钢制品的质量 ≈ |
51.39 |
77.82 |
122.8 |
229.6 |
381.0 |
542.2 |
736.4 |
螺纹规格 |
M36 |
M39 |
M42 |
M45 |
M52 |
M56×4 |
M60×4 |
每1000件钢制品的质量 ≈ |
1330 |
1655 |
2034 |
2515 |
3799 |
4863 |
6217 |