|
|
 |
| 公差等级及技术要求: |
等级
|
球直径变动量 |
球形偏差 |
球表面粗糙度 |
球直径变动量 |
基本直径公差 |
| Vdws |
△Sph |
Ra |
Vdwl |
Tdn |
| 不超过not over |
| um |
| 10 |
0.25 |
0.25 |
0.025 |
0.5 |
* |
| 16 |
0.4 |
0.4 |
0.032 |
0.8 |
* |
| 20 |
0.5 |
0.5 |
0.05 |
1 |
* |
| 28 |
0.7 |
0.7 |
0.05 |
1.5 |
* |
| 40 |
1.0 |
1.0 |
0.08 |
2 |
* |
| 60 |
1.5 |
1.5 |
0.10 |
3 |
* |
| 100 |
2.5 |
2.5 |
0.125 |
5 |
±12.5 |
| 200 |
5 |
5 |
0.2 |
10 |
±25 |
| 500 |
13 |
13 |
* |
25 |
±50 |
| 1000 |
25 |
25 |
* |
50 |
±125 |
|
| 钢球振动技术条件: |
精度等级
振动组别
钢球直径 |
G20 |
G16 |
G10G5G3 |
| |
|
|
| Z1 |
Z2 |
Z3 |
| 超过 |
到 |
平均值 |
单个值 |
平均值 |
单个值 |
平均值 |
单个值 |
| 4.5 |
6.5 |
39.5 |
41.5 |
37.5 |
39.5 |
35.5 |
37.5 |
| 6.5 |
7.5 |
40 |
42 |
38 |
40 |
36 |
38 |
| 7.5 |
10 |
40.5 |
42.5 |
38.5 |
40.5 |
36.5 |
38.5 |
| 10 |
11 |
42 |
44 |
40.5 |
42.5 |
36.5 |
40.5 |
| 11 |
12 |
42.5 |
44.5 |
41 |
43 |
39 |
41 |
| 121 |
13 |
43 |
45 |
41.5 |
43.5 |
39.5 |
41.5 |
| 13 |
14 |
43.5 |
45.5 |
42 |
44 |
40 |
42 |
| 14 |
15 |
44 |
46 |
42.5 |
44.5 |
40.5 |
42.5 |
| 15 |
16 |
44.5 |
46.5 |
43.5 |
44.5 |
40.5 |
42.5 |
| 16 |
17 |
45 |
47 |
43 |
45 |
41 |
43 |
| 17 |
17.5 |
45.5 |
47.5 |
43 |
45 |
41 |
43 |
|
| 碳钢球表面硬化深度: |
| 公称尺寸 |
最小硬化层 |
| ≥at least |
＜at least |
|
| |
| 0.3 |
1.5 |
0.1 |
| 15 |
2.0 |
0.4 |
| 2.0 |
3.0 |
0.5 |
| 3.0 |
4.5 |
0.6 |
| 4.5 |
5.5 |
0.8 |
| 5.5 |
6.5 |
0.9 |
| 6.5 |
9.5 |
1.1 |
| 9.5 |
11.0 |
1.4 |
| 11.0 |
12.5 |
1.7 |
| 12.5 |
14.0 |
1.8 |
| 14.0 |
19.0 |
1.9 |
| 19.0 |
38.0 |
2.0 |
|
| 批直径变动量及常用规值,分规值: |
| 等级 |
批直径变动量 |
规值间距 |
常用规值 |
分规值间距 |
分规值 |
| |
|
|
|
|
| 10 |
0.5 |
1 |
-9,…-1,0,+1,…+9 |
0.2 |
-0.4,-0.2,0,+0.2,+0.4 |
| 16 |
0.8 |
2 |
-10,…-2,0,+2,…,+10 |
0.4 |
-0.8,-0.4,0,+0.4,+0.8 |
| 20 |
1 |
2 |
-10,…,-2,0,+2,…,+10 |
0.4 |
-0.8,-0.4,0,+0.4,+0.8 |
| 28 |
1.4 |
2 |
-12,…-2,0,+2,…,+12 |
0.4 |
-0.8,-0.4,0,+0.4,+0.8 |
| 40 |
2 |
4 |
-16,…-4,0,+4,…,+16 |
0.8 |
-1.6,-0.8,0,+0.8,+1.6 |
| 60 |
3 |
5 |
-20,…,-5,0,+5,…,+20 |
1 |
-2,-1,0,+1,+2 |
|
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