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扁圆头半空心铆钉(GB/T 873—1986) mm |
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标记示例: 公称直径d=5mm、公称长度l=30mm、材料为BL2、不经表面处理的扁圆头半空心铆钉的标记: 铆钉 GB/T 873 5×30 |
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d |
dk |
K |
dt |
t |
r max |
R≈ |
l的范围 |
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黑色 |
有色 |
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公称 |
max |
min |
max |
min |
max |
min |
max |
min |
max |
min |
max |
min |
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|
(1.2) |
1.26 |
1.14 |
2.6 |
2.2 |
0.6 |
0.4 |
0.66 |
0.56 |
0.66 |
0.56 |
1.44 |
0.96 |
0.1 |
1.7 |
1.5~6 |
|
1.4 |
1.46 |
1.34 |
3 |
2.6 |
0.7 |
0.5 |
0.77 |
0.65 |
0.77 |
0.65 |
1.64 |
1.16 |
0.1 |
1.9 |
2~8 |
|
(1.6) |
1.66 |
1.54 |
3.44 |
2.96 |
0.8 |
0.6 |
0.87 |
0.75 |
0.87 |
0.75 |
1.84 |
1.36 |
0.1 |
2.2 |
2~8 |
|
2 |
2.06 |
1.94 |
4.24 |
3.76 |
0.9 |
0.7 |
1.12 |
0.94 |
1.12 |
0.94 |
2.24 |
1.76 |
0.1 |
2.9 |
2~13 |
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2.5 |
2.56 |
2.44 |
5.24 |
4.76 |
0.9 |
0.7 |
1.62 |
1.44 |
1.62 |
1.44 |
2.74 |
2.26 |
0.1 |
4.3 |
3~16 |
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3 |
3.06 |
2.94 |
6.24 |
5.76 |
1.2 |
0.8 |
2.12 |
1.94 |
2.12 |
1.94 |
3.24 |
2.76 |
0.1 |
5 |
3.5~30 |
|
(3.5) |
3.58 |
3.42 |
7.29 |
6.71 |
1.4 |
1 |
2.32 |
2.14 |
2.32 |
2.14 |
3.79 |
3.21 |
0.3 |
5.7 |
5~36 |
|
4 |
4.08 |
3.92 |
8.29 |
7.71 |
1.5 |
1.1 |
2.62 |
2.44 |
2.52 |
2.34 |
4.29 |
3.71 |
0.3 |
6.8 |
5~40 |
|
5 |
5.08 |
4.92 |
10.29 |
9.71 |
1.9 |
1.5 |
3.66 |
3.42 |
3.46 |
3.32 |
5.29 |
4.71 |
0.3 |
8.7 |
6~50 |
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6 |
6.08 |
5.92 |
12.35 |
11.65 |
2.4 |
2 |
4.66 |
4.42 |
4.16 |
3.92 |
6.29 |
5.71 |
0.3 |
9.3 |
7~50 |
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8 |
8.1 |
7.9 |
16.35 |
15.65 |
3.2 |
2.8 |
6.16 |
5.92 |
4.66 |
4.42 |
8.35 |
7.65 |
0.3 |
12.2 |
9~50 |
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10 |
10.1 |
9.9 |
20.42 |
19.58 |
4.24 |
3.76 |
7.7 |
7.4 |
7.7 |
7.4 |
10.35 |
9.65 |
0.3 |
14.5 |
10~50 |
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注:① 尽可能不采用括号内的规格。 ② dt栏内“黑色”适用于由钢材制成的铆钉,“有色”适用于由铝或铜材制成的铆钉。 |
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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 |
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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 |
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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 |
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公称 |
30 |
32 |
34 |
36 |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
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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 |
0.02 |
0.03 |
0.04 |
0.07 |
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2.5 |
0.03 |
0.04 |
0.05 |
0.08 |
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3 |
0.03 |
0.04 |
0.06 |
0.10 |
0.13 |
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3.5 |
0.03 |
0.05 |
0.07 |
0.11 |
0.15 |
0.20 |
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4 |
0.04 |
0.06 |
0.08 |
0.12 |
0.17 |
0.22 |
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5 |
0.05 |
0.07 |
0.09 |
0.14 |
0.21 |
0.28 |
0.41 |
0.53 |
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6 |
0.06 |
0.08 |
0.11 |
0.17 |
0.25 |
0.33 |
0.48 |
0.63 |
0.99 |
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7 |
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0.09 |
0.12 |
0.19 |
0.29 |
0.39 |
0.56 |
0.73 |
1.15 |
1.62 |
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8 |
|
0.10 |
0.14 |
0.22 |
0.32 |
0.44 |
0.63 |
0.82 |
1.30 |
1.84 |
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9 |
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0.24 |
0.36 |
0.50 |
0.71 |
0.92 |
1.45 |
2.06 |
3.84 |
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10 |
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0.27 |
0.40 |
0.55 |
0.78 |
1.02 |
1.61 |
2.28 |
4.23 |
7.06 |
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11 |
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0.29 |
0.44 |
0.61 |
0.86 |
1.12 |
1.76 |
2.50 |
4.62 |
7.68 |
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12 |
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0.32 |
0.48 |
0.66 |
0.93 |
1.22 |
1.91 |
2.72 |
5.02 |
8.29 |
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13 |
|
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0.34 |
0.51 |
0.72 |
1.01 |
1.31 |
2.06 |
2.94 |
5.41 |
8.90 |
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14 |
|
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0.55 |
0.78 |
1.08 |
1.41 |
2.22 |
3.16 |
5.80 |
9.51 |
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15 |
|
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0.59 |
0.83 |
1.16 |
1.51 |
2.37 |
3.38 |
6.19 |
10.13 |
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16 |
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0.63 |
0.89 |
1.23 |
1.61 |
2.52 |
3.60 |
6.58 |
10.74 |
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17 |
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0.94 |
1.31 |
1.71 |
2.68 |
3.82 |
6.98 |
11.35 |
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18 |
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1.00 |
1.38 |
1.80 |
2.83 |
4.04 |
7.37 |
11.97 |
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19 |
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1.05 |
1.46 |
1.90 |
2.98 |
4.26 |
7.76 |
12.58 |
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20 |
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1.11 |
1.53 |
2.00 |
3.14 |
4.49 |
8.15 |
13.19 |
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22 |
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1.22 |
1.68 |
2.20 |
3.44 |
4.93 |
8.94 |
14.42 |
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24 |
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1.33 |
1.83 |
2.39 |
3.75 |
5.37 |
9.72 |
15.64 |
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26 |
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1.44 |
1.98 |
2.59 |
4.06 |
5.81 |
10.5 |
16.87 |
|
28 |
|
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|
1.55 |
2.13 |
2.79 |
4.36 |
6.25 |
11.29 |
18.09 |
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30 |
|
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|
1.66 |
2.28 |
2.98 |
4.67 |
6.69 |
12.07 |
19.32 |
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32 |
|
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2.43 |
3.18 |
4.97 |
7.13 |
12.86 |
20.54 |
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34 |
|
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2.58 |
3.37 |
5.28 |
7.57 |
13.64 |
21.77 |
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36 |
|
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|
2.73 |
3.57 |
5.59 |
8.01 |
14.42 |
22.99 |
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39 |
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3.77 |
5.89 |
8.46 |
15.21 |
24.22 |
|
40 |
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3.96 |
6.20 |
8.90 |
15.99 |
25.44 |
|
42 |
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6.51 |
9.34 |
16.78 |
26.67 |
|
44 |
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6.81 |
9.78 |
17.56 |
27.89 |
|
46 |
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7.12 |
10.22 |
18.35 |
29.12 |
|
48 |
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7.43 |
10.66 |
19.13 |
30.34 |
|
50 |
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7.73 |
11.10 |
19.91 |
31.57 |

