螺钉紧固轴端挡圈(GB/T 891—1986) mm |
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标记示例: 公称直径D=45mm、材料为Q235、不经表面处理的A型螺钉紧固轴端挡圈的标记: 挡圈 GB/T 891 45 按B型制造时,应加标记B: 挡圈 GB/T 891 B45 |
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轴径 ≤ |
公称直径 D |
H |
L |
d |
d1 |
D1 |
c |
螺钉 GB819 (推荐) |
圆柱销 GB119 (推荐) |
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基本尺寸 |
极限偏差 |
基本尺寸 |
极限偏差 |
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14 |
20 |
4 |
0 -0.30 |
— |
±0.11 |
5.5 |
— |
11 |
0.5 |
M5×12 |
— |
16 |
22 |
4 |
0 -0.30 |
— |
±0.11 |
5.5 |
— |
11 |
0.5 |
M5×12 |
— |
18 |
25 |
4 |
0 -0.30 |
— |
±0.11 |
5.5 |
— |
11 |
0.5 |
M5×12 |
— |
20 |
28 |
4 |
0 -0.30 |
7.5 |
±0.11 |
5.5 |
2.1 |
11 |
0.5 |
M5×12 |
A2×10 |
22 |
30 |
4 |
0 -0.30 |
7.5 |
±0.11 |
5.5 |
2.1 |
11 |
0.5 |
M5×12 |
A2×10 |
25 |
32 |
5 |
0 -0.30 |
10 |
±0.11 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
28 |
35 |
5 |
0 -0.30 |
10 |
±0.11 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
30 |
38 |
5 |
0 -0.30 |
10 |
±0.11 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
32 |
40 |
5 |
0 -0.30 |
12 |
±0.135 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
35 |
45 |
5 |
0 -0.30 |
12 |
±0.135 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
40 |
50 |
5 |
0 -0.30 |
12 |
±0.135 |
6.6 |
3.2 |
13 |
1 |
M6×16 |
A3×12 |
45 |
55 |
6 |
0 -0.30 |
16 |
±0.135 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
50 |
60 |
6 |
0 -0.30 |
16 |
±0.135 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
55 |
65 |
6 |
0 -0.30 |
16 |
±0.135 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
60 |
70 |
6 |
0 -0.30 |
20 |
±0.165 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
65 |
75 |
6 |
0 -0.30 |
20 |
±0.165 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
70 |
80 |
6 |
0 -0.30 |
20 |
±0.165 |
9 |
4.2 |
17 |
1.5 |
M8×20 |
A4×14 |
75 |
90 |
8 |
0 -0.36 |
25 |
±0.165 |
13 |
5.2 |
25 |
2 |
M10×25 |
A5×16 |
85 |
100 |
8 |
0 -0.36 |
25 |
±0.165 |
13 |
5.2 |
25 |
2 |
M10×25 |
A5×16 |
注:当挡圈装在带螺纹孔的轴端时,紧固用螺钉允许加长。 |
质量 kg |
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公称直径/mm |
20 |
22 |
25 |
28 |
30 |
32 |
35 |
38 |
40 |
45 |
每1000件钢制品的质量 ≈ |
8.27 |
10.33 |
13.79 |
17.68 |
20.53 |
28.62 |
34.78 |
41.49 |
46.27 |
59.28 |
公称直径/mm |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
90 |
100 |
|
每1000件钢制品的质量 ≈ |
73.83 |
105.3 |
126.4 |
149.4 |
174.2 |
200.8 |
229.3 |
379.9 |
473.0 |
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