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扁平头铆钉(GB/T 872—1986) mm |
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标记示例: 公称直径d=6mm、公称长度l=30mm、材料为BL2、不经表面处理的扁平头铆钉的标记: 铆钉 GB/T 872 6×30 |
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d |
dk |
K |
r max |
l的范围 |
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|
公称 |
max |
min |
max |
min |
max |
min |
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|
(1.2) |
1.26 |
1.14 |
2.4 |
2 |
0.58 |
0.42 |
0.1 |
1.5~6 |
|
1.4 |
1.46 |
1.34 |
2.7 |
2.3 |
0.58 |
0.42 |
0.1 |
2~7 |
|
(1.6) |
1.66 |
1.54 |
3.2 |
2.8 |
0.58 |
0.42 |
0.1 |
2~8 |
|
2 |
2.06 |
1.94 |
3.74 |
3.26 |
0.68 |
0.52 |
0.1 |
2~13 |
|
2.5 |
2.56 |
2.44 |
4.74 |
4.26 |
0.68 |
0.52 |
0.1 |
3~15 |
|
3 |
3.06 |
2.94 |
5.74 |
5.26 |
0.88 |
0.72 |
0.1 |
3.5~30 |
|
(3.5) |
3.58 |
3.42 |
6.79 |
6.21 |
0.88 |
0.72 |
0.3 |
5~36 |
|
4 |
4.08 |
3.92 |
7.79 |
7.21 |
1.13 |
0.87 |
0.3 |
5~40 |
|
5 |
5.08 |
4.92 |
9.79 |
9.21 |
1.13 |
0.87 |
0.3 |
6~50 |
|
6 |
6.08 |
5.92 |
11.85 |
11.15 |
1.33 |
1.07 |
0.3 |
7~50 |
|
8 |
8.1 |
7.9 |
15.85 |
15.15 |
1.33 |
1.07 |
0.3 |
9~50 |
|
10 |
10.1 |
9.9 |
19.42 |
18.58 |
1.63 |
1.37 |
0.3 |
10~50 |
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注:尽可能不采用括号内的规格。 |
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公称长度l的商品规格系列: mm |
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|
公称 |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
|
min |
1.3 |
1.8 |
2.3 |
2.8 |
3.26 |
3.76 |
4.76 |
5.76 |
6.71 |
7.71 |
8.71 |
9.71 |
10.65 |
|
max |
1.7 |
2.2 |
2.7 |
3.2 |
3.74 |
4.24 |
5.24 |
6.24 |
7.29 |
8.29 |
9.29 |
10.29 |
11.35 |
|
公称 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
22 |
24 |
26 |
28 |
|
min |
11.65 |
12.65 |
13.65 |
14.65 |
15.65 |
16.65 |
17.65 |
18.58 |
19.58 |
21.58 |
23.58 |
25.58 |
27.58 |
|
max |
12.35 |
13.35 |
14.35 |
15.35 |
16.35 |
17.35 |
18.35 |
19.42 |
20.42 |
22.42 |
24.42 |
26.42 |
28.42 |
|
公称 |
30 |
32 |
34 |
36 |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
|
|
|
min |
29.58 |
31.5 |
33.5 |
35.5 |
37.5 |
39.5 |
41.5 |
43.5 |
45.5 |
47.5 |
49.5 |
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|
max |
30.42 |
32.5 |
34.5 |
36.5 |
38.5 |
40.5 |
42.5 |
44.5 |
46.5 |
48.5 |
50.5 |
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质量 kg |
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|
公称直径/mm |
1.2 |
1.4 |
1.6 |
2 |
2.5 |
3 |
3.5 |
4 |
5 |
6 |
8 |
10 |
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公称长度/mm |
每1000件钢制品的质量 ≈ |
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|
1.5 |
0.02 |
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2 |
0.03 |
0.04 |
0.05 |
0.08 |
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2.5 |
0.03 |
0.04 |
0.06 |
0.10 |
|
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3 |
0.04 |
0.05 |
0.07 |
0.11 |
0.17 |
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3.5 |
0.04 |
0.06 |
0.08 |
0.12 |
0.19 |
0.32 |
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4 |
0.05 |
0.06 |
0.08 |
0.13 |
0.21 |
0.34 |
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5 |
0.05 |
0.07 |
0.10 |
0.16 |
0.25 |
0.40 |
0.55 |
0.77 |
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6 |
0.06 |
0.09 |
0.11 |
0.18 |
0.29 |
0.45 |
0.62 |
0.87 |
1.37 |
|
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|
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7 |
|
0.10 |
0.13 |
0.21 |
0.33 |
0.51 |
0.70 |
0.96 |
1.52 |
2.36 |
|
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|
8 |
|
|
0.15 |
0.23 |
0.36 |
0.56 |
0.77 |
1.06 |
1.68 |
2.58 |
|
|
|
9 |
|
|
|
0.25 |
0.40 |
0.62 |
0.85 |
1.16 |
1.83 |
2.80 |
5.03 |
|
|
10 |
|
|
|
0.28 |
0.44 |
0.67 |
0.92 |
1.26 |
1.98 |
3.02 |
5.43 |
9.02 |
|
11 |
|
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|
0.30 |
0.48 |
0.73 |
1.00 |
1.36 |
2.14 |
3.24 |
5.82 |
9.64 |
|
12 |
|
|
|
0.33 |
0.52 |
0.78 |
1.07 |
1.45 |
2.29 |
3.46 |
6.21 |
10.25 |
|
13 |
|
|
|
0.35 |
0.56 |
0.84 |
1.15 |
1.55 |
2.44 |
3.68 |
6.60 |
10.86 |
|
14 |
|
|
|
|
0.59 |
0.89 |
1.22 |
1.65 |
2.60 |
3.90 |
6.99 |
11.47 |
|
15 |
|
|
|
|
0.63 |
0.95 |
1.30 |
1.75 |
2.75 |
4.12 |
7.39 |
12.09 |
|
16 |
|
|
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|
1.00 |
1.37 |
1.85 |
2.90 |
4.34 |
7.78 |
12.7 |
|
17 |
|
|
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|
1.06 |
1.45 |
1.94 |
3.06 |
4.56 |
8.17 |
13.31 |
|
18 |
|
|
|
|
|
1.11 |
1.52 |
2.04 |
3.21 |
4.78 |
8.56 |
13.92 |
|
19 |
|
|
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|
|
1.17 |
1.60 |
2.14 |
3.36 |
5.01 |
8.95 |
14.54 |
|
20 |
|
|
|
|
|
1.22 |
1.67 |
2.24 |
3.52 |
5.23 |
9.35 |
15.15 |
|
22 |
|
|
|
|
|
1.34 |
1.82 |
2.43 |
3.82 |
5.67 |
10.13 |
16.37 |
|
24 |
|
|
|
|
|
1.45 |
1.97 |
2.63 |
4.13 |
6.11 |
10.91 |
17.60 |
|
26 |
|
|
|
|
|
1.56 |
2.12 |
2.83 |
4.43 |
6.55 |
11.70 |
18.83 |
|
28 |
|
|
|
|
|
1.67 |
2.27 |
3.02 |
4.74 |
6.99 |
12.48 |
20.05 |
|
30 |
|
|
|
|
|
1.78 |
2.42 |
3.22 |
5.05 |
7.43 |
13.27 |
21.28 |
|
32 |
|
|
|
|
|
|
2.57 |
3.41 |
5.35 |
7.87 |
14.05 |
22.50 |
|
34 |
|
|
|
|
|
|
2.72 |
3.61 |
5.66 |
8.31 |
14.83 |
23.73 |
|
36 |
|
|
|
|
|
|
2.87 |
3.81 |
5.97 |
8.75 |
15.62 |
24.95 |
|
39 |
|
|
|
|
|
|
|
4.00 |
6.27 |
9.20 |
16.40 |
26.18 |
|
40 |
|
|
|
|
|
|
|
4.20 |
6.58 |
9.64 |
17.19 |
27.40 |
|
42 |
|
|
|
|
|
|
|
|
6.88 |
10.08 |
17.97 |
28.63 |
|
44 |
|
|
|
|
|
|
|
|
7.19 |
10.52 |
18.76 |
29.85 |
|
46 |
|
|
|
|
|
|
|
|
7.50 |
10.96 |
19.54 |
31.08 |
|
48 |
|
|
|
|
|
|
|
|
7.80 |
11.40 |
20.32 |
32.30 |
|
50 |
|
|
|
|
|
|
|
|
8.11 |
11.84 |
21.11 |
33.53 |

