沉头铆螺母(GB/T 17880.2—1999)
沉头铆螺母(GB/T 17880.2—1999)
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沉头铆螺母(GB/T 17880.2—1999)mm |
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b＝(1.25～1.5)D；α—由制造者确定；允许在支承面和(或)d圆周表面制出花纹，其型式与尺寸由制造者确定。L为最大值；技术条件按GB/T 17880.6的规定。 |
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标记示例： 螺纹规格D＝M8、长度规格l＝16.5mm、材料为ML10、表面镀锌钝化的沉头铆螺母的标记示例： 铆螺母 GB/T 17880.2 M8×16.5 |
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螺纹规格 |
d
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d1 H12 |
dk max |
k |
r |
l max |
l1 参考 |
d0
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h1 参考 |
铆接厚度 h 推荐 |
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粗牙 D |
细牙 D×P |
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M3 |
— |
5 |
4.0 |
8 |
1.5 |
0.2 |
9.0 |
4.0 |
5 |
5.8 |
1.7～2.5 |
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5 |
4.0 |
8 |
1.5 |
0.2 |
10.0 |
5.0 |
5 |
5.8 |
2.5～3.5 |
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5 |
4.0 |
8 |
1.5 |
0.2 |
11.0 |
6.0 |
5 |
5.8 |
3.5～4.5 |
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M4 |
— |
6 |
4.8 |
9 |
1.5 |
0.2 |
10.5 |
4.0 |
6 |
7.5 |
1.7～2.5 |
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6 |
4.8 |
9 |
1.5 |
0.2 |
11.5 |
5.0 |
6 |
7.5 |
2.5～3.5 |
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6 |
4.8 |
9 |
1.5 |
0.2 |
12.5 |
6.0 |
6 |
7.5 |
3.5～4.5 |
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M5 |
— |
7 |
5.6 |
10 |
1.5 |
0.2 |
12.5 |
4.5 |
7 |
9.3 |
1.7～2.5 |
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7 |
5.6 |
10 |
1.5 |
0.2 |
13.5 |
5.5 |
7 |
9.3 |
2.5～3.5 |
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7 |
5.6 |
10 |
1.5 |
0.2 |
14.5 |
6.5 |
7 |
9.3 |
3.5～4.5 |
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M6 |
— |
9 |
7.5 |
12 |
1.5 |
0.2 |
15.0 |
5.5 |
9 |
11.0 |
1.7～3.0 |
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9 |
7.5 |
12 |
1.5 |
0.2 |
16.5 |
7.0 |
9 |
11.0 |
3.0～4.5 |
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9 |
7.5 |
12 |
1.5 |
0.2 |
18.0 |
8.5 |
9 |
11.0 |
4.5～6.0 |
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M8 |
— |
11 |
9.2 |
14 |
1.5 |
0.3 |
16.5 |
6.0 |
11 |
12.3 |
1.7～3.0 |
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11 |
9.2 |
14 |
1.5 |
0.3 |
18.0 |
7.5 |
11 |
12.3 |
3.0～4.5 |
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11 |
9.2 |
14 |
1.5 |
0.3 |
19.5 |
9.0 |
11 |
12.3 |
4.5～6.0 |
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M10 |
M10×1 |
13 |
11 |
16 |
1.5 |
0.3 |
19.5 |
6.5 |
13 |
15.0 |
1.7～3.0 |
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13 |
11 |
16 |
1.5 |
0.3 |
21.0 |
8.0 |
13 |
15.0 |
3.0～4.5 |
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13 |
11 |
16 |
1.5 |
0.3 |
22.5 |
9.5 |
13 |
15.0 |
4.5～6.0 |
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13 |
11 |
16 |
1.5 |
0.3 |
24.0 |
11.0 |
13 |
15.0 |
6.0～7.5 |
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M12 |
M12×1.5 |
15 |
13 |
18 |
1.5 |
0.3 |
22.5 |
7.0 |
15 |
17.5 |
1.7～3.0 |
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15 |
13 |
18 |
1.5 |
0.3 |
24.0 |
8.5 |
15 |
17.5 |
3.0～4.5 |
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15 |
13 |
18 |
1.5 |
0.3 |
25.5 |
10.0 |
15 |
17.5 |
4.5～6.0 |
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15 |
13 |
18 |
1.5 |
0.3 |
27.0 |
11.5 |
15 |
17.5 |
6.0～7.5 |
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公称长度l的商品规格系列：mm |
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公称 |
9.0 |
10.0 |
10.5 |
11.0 |
11.5 |
12.5 |
13.5 |
14.5 |
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15.0 |
16.5 |
18.0 |
19.5 |
21.0 |
22.5 |
24.0 |
25.5 |
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27.0 |
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质量kg |
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螺纹规格 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M10×1 |
M12 |
M12×1.5 |
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长度规格/mm |
每1000件钢制品的质量≈ |
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9.0 |
1.133 |
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10.0 |
1.188 |
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10.5 |
— |
1.675 |
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11.0 |
1.244 |
— |
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11.5 |
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1.755 |
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12.5 |
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1.835 |
2.388 |
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13.5 |
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2.497 |
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14.5 |
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2.605 |
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15.0 |
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4.490 |
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16.5 |
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4.719 |
6.527 |
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18.0 |
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4.947 |
6.863 |
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19.5 |
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7.200 |
9.744 |
9.267 |
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21.0 |
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10.188 |
9.710 |
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22.5 |
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10.632 |
10.154 |
13.557 |
13.216 |
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24.0 |
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11.076 |
10.598 |
14.075 |
13.734 |
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25.5 |
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14.593 |
14.252 |
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27.0 |
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15.111 |
14.780 |
