计算选型
|
未注公差成形件线性尺寸的极限偏差(GB/T 15055—2007) mm |
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|
基本尺寸 |
材料厚度 |
公差等级 |
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|
大于 |
至 |
大于 |
至 |
f |
m |
c |
v |
|
0.5 |
3 |
— |
1 |
±0.15 |
±0.20 |
±0.35 |
±0.50 |
|
1 |
4 |
±0.30 |
±0.45 |
±0.60 |
±1.00 |
||
|
3 |
6 |
— |
1 |
±0.20 |
±0.30 |
±0.50 |
±0.70 |
|
1 |
4 |
±0.40 |
±0.60 |
±1.00 |
±1.60 |
||
|
4 |
— |
±0.55 |
±0.90 |
±1.40 |
±2.20 |
||
|
6 |
30 |
— |
1 |
±0.25 |
±0.40 |
±0.60 |
±1.00 |
|
1 |
4 |
±0.50 |
±0.80 |
±1.30 |
±2.00 |
||
|
4 |
— |
±0.80 |
±1.30 |
±2.00 |
±3.20 |
||
|
30 |
120 |
— |
1 |
±0.30 |
±0.50 |
±0.80 |
±1.30 |
|
1 |
4 |
±0.60 |
±1.00 |
±1.60 |
±2.50 |
||
|
4 |
— |
±1.00 |
±1.60 |
±2.50 |
±4.00 |
||
|
120 |
400 |
— |
1 |
±0.45 |
±0.70 |
±1.10 |
±1.80 |
|
1 |
4 |
±0.90 |
±1.40 |
±2.20 |
±3.50 |
||
|
4 |
— |
±1.30 |
±2.00 |
±3.30 |
±5.00 |
||
|
400 |
1000 |
— |
1 |
±0.55 |
±0.90 |
±1.40 |
±2.20 |
|
1 |
4 |
±1.10 |
±1.70 |
±2.80 |
±4.50 |
||
|
4 |
— |
±1.70 |
±2.80 |
±4.50 |
±7.00 |
||
|
1000 |
2000 |
— |
1 |
±0.80 |
±1.30 |
±2.00 |
±3.30 |
|
1 |
4 |
±1.40 |
±2.20 |
±3.50 |
±5.50 |
||
|
4 |
— |
±2.00 |
±3.20 |
±5.00 |
±8.00 |
||
|
注：对于0.5mm及0.5mm以下的尺寸应标公差。 |
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