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烧结钕铁硼尺寸精度
1.方块产品
| 尺寸范围 | 尺寸公差 | 平行度 | 垂直度 |
| L≤10 |
±0.04 |
0.04 |
＜0.5° |
| 10＜L≤25 |
±0.04 |
0.04 | |
| 25＜L≤60 |
±0.05 |
0.10 | |
| L＞60 |
±0.06 |
0.10 |
|
尺寸范围 |
尺寸公差 |
圆度 |
平面度 |
|
D≤10 |
±0.03 |
0.03 | 0.03 |
|
10＜D≤25 |
±0.03 |
0.03 | 0.04 |
|
25＜D≤60 |
±0.04 |
0.04 | 0.10 |
|
D＞60 |
±0.05 |
0.05 | 0.10 |
| 形位 | 尺寸范围 | 尺寸公差 |
|
壁厚 |
T≤10 |
±0.04 |
| 10＜T≤25 |
±0.04 |
|
|
长度 |
L≤10 |
±0.04 |
| 10＜T≤25 |
±0.04 |
|
| 25＜T≤60 |
±0.04 |
|
| L＞60 |
±0.06 |
|
|
孤面方向宽度 |
W≤60 |
±0.05 |
| W＞60 |
±0.05 |
|
尺寸范围 |
尺寸公差 | 同轴度 | |
|
内孔尺寸 |
D≤3 |
±0.04 |
0.06 |
| 3＜D≤6 |
±0.05 |
0.06 | |
| 6＜D≤25 |
±0.05 |
0.10 | |
| D＞25 |
±0.10 |
0.10 | |
|
厚度尺寸 |
T≤1 |
±0.04 |
/ |
| 1＜T≤3 |
±0.04 |
/ | |
| T＞3 |
±0.05 |
/ | |
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