主要技术参数:
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 |
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 |
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 |
钢球规格换算及重量表:
钢球直径 |
1000个钢球 |
每千克钢球 |
钢球直径 |
1000个钢球 |
每千克钢球 |
钢球直径 |
1000个钢球 |
每千克钢球 |
mm in |
重 (kg) |
个数(近似) |
mm in |
重 (kg) |
个数(近似) |
mm in |
重 (kg) |
个数(近似) |
0.5000 |
0.00051 |
1960780 |
8.0000 |
2.09 |
478 |
20.637013/16 |
35.8 |
27.9 |
0.6800 |
0.00128 |
781250 |
8.5000 |
2.5 |
400 |
21.0000 |
37.75 |
26.49 |
0.8000 |
0.00209 |
478470 |
8.731211/32 |
2.71 |
369 |
21.4313 27/32 |
40.1 |
24.9 |
1.0000 |
0.00408 |
245100 |
9.0000 |
2.97 |
337 |
22.2250 7/8 |
44.8 |
22.3 |
1.2000 |
0.00705 |
141840 |
9.5250 3/8 |
3.52 |
284 |
23.0000 |
49.95 |
20.17 |
1.3000 |
0.00893 |
111980 |
10.0000 |
4.08 |
245 |
23.0188 29/32 |
49.8 |
20.1 |
1.4500 |
0.0124 |
80645 |
10.3188 13/32 |
4.48 |
223 |
23.8125 15/16 |
55.1 |
18.2 |
1.5880 1/16 |
0.016 |
62350 |
11.0000 |
5.42 |
185 |
24.0000 |
56.34 |
17.75 |
1.7500 |
0.0218 |
45871 |
11.1125 7/16 |
5.60 |
179 |
24.6063 31/32 |
60.8 |
16.5 |
2.0000 |
0.0325 |
30700 |
11.5000 |
6.22 |
161 |
25.0000 |
63.68 |
15.70 |
2.3812 3/32 |
0.055 |
18182 |
11.5094 29/64 |
6.22 |
161 |
25.40000 1 |
66.89 |
15 |
2.5000 |
0.0637 |
15698 |
11.9062 15/32 |
6.88 |
145 |
26.9875 1'http://www.cbia.com.cn/32 |
73.3 |
13.64 |
3.0000 |
0.110 |
9091 |
12.0000 |
7.04 |
142 |
26.9875 1'http://www.cbia.com.cn/16 |
80.2 |
12.47 |
3.1750 1/8 |
0.131 |
7634 |
12.303131 /64 |
7.60 |
132 |
27.7812 1'http://www.cbia.com.cn/32 |
87.4 |
11.4 |
3.5000 |
0.175 |
5717 |
12.7000 1/2 |
8.35 |
120 |
28.0000 |
89.47 |
11.18 |
3.9688 5/32 |
0.255 |
3922 |
13.4938 17/32 |
10.0 |
100 |
28.5750 1'http://www.cbia.com.cn/8 |
95.2 |
10.50 |
4.0000 |
0.261 |
3831 |
14.0000 |
11.18 |
89 |
30.1625 1'http://www.cbia.com.cn/16 |
112 |
8.93 |
4.7625 3/16 |
0.441 |
2268 |
14.2875 9/16 |
11.9 |
84.0 |
|
|
|
5.0000 |
0.510 |
1961 |
15.0812 19/32 |
14.0 |
71.4 |
|
|
|
5.1594 13/64 |
0.560 |
1786 |
14.8750 5/8 |
16.3 |
61.3 |
|
|
|
5.5562 7/32 |
0.699 |
1431 |
16.0000 |
16.69 |
59.9 |
|
|
|
5.9531 15/64 |
0.860 |
1163 |
16.6688 21/32 |
18.9 |
52.9 |
|
|
|
6.0000 |
0.881 |
1136 |
17.0000 |
20.02 |
50 |
|
|
|
6.3500 1/4 |
1.04 |
962 |
17.4625 11/16 |
21.7 |
46.1 |
|
|
|
6.5000 |
1.119 |
894 |
18.2562 23/32 |
24.8 |
40.3 |
|
|
|
6.7469 17/64 |
1.25 |
800 |
19.0000 |
27.96 |
35.77 |
|
|
|
7.1438 9/32 |
1.49 |
671 |
19.0500 3/4 |
28.2 |
355 |
|
|
|
7.9372 5/16 |
2.04 |
490 |
19.8438 25/32 |
31.9 |
31.4 |
|
|
|
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