|
| 公差等级 |
公差种类 |
大于0 到3 |
>3~6 |
>6~10 |
>10~14 |
>14~18 |
>18~24 |
>24~30 |
>30~40 |
>40~50 |
| 标注公差的塑料件尺寸公差值 |
| MT1 |
A |
0.07 |
0.08 |
0.09 |
0.1 |
0.11 |
0.12 |
0.14 |
0.16 |
0.18 |
| B |
0.14 |
0.16 |
0.18 |
0.20 |
0.21 |
0.22 |
0.24 |
0.26 |
0.28 |
| MT2 |
A |
0.10 |
0.12 |
0.14 |
0.16 |
0.18 |
0.20 |
0.22 |
0.24 |
0.26 |
| B |
0.20 |
0.22 |
0.24 |
0.26 |
0.28 |
0.30 |
0.32 |
0.34 |
0.36 |
| MT3 |
A |
0.12 |
0.14 |
0.16 |
0.18 |
0.20 |
0.24 |
0.28 |
0 .32 |
0.36 |
| B |
0.32 |
0.34 |
0.36 |
0.38 |
0.40 |
0.44 |
0.48 |
0.52 |
0.56 |
| MT4 |
A |
0.16 |
0.18 |
0.2 |
0.24 |
0.28 |
0.32 |
0.36 |
0.42 |
0.48 |
| B |
0.36 |
0.38 |
0.40 |
0.44 |
0.48 |
0.52 |
0.56 |
0.62 |
0.68 |
| MT5 |
A |
0.20 |
0.24 |
0.28 |
0.32 |
0.38 |
0.44 |
0.5 |
0.56 |
0.64 |
| B |
0.40 |
0.44 |
0.48 |
0.52 |
0.58 |
0.64 |
0.70 |
0.76 |
0.84 |
| MT6 |
A |
0.26 |
0.32 |
0.38 |
0.46 |
0.54 |
0.62 |
0.7 |
0.8 |
0.94 |
| B |
0.46 |
0.52 |
0.58 |
0.68 |
0.74 |
0.82 |
0.90 |
1.00 |
1.14 |
| MT7 |
A |
0.38 |
0.48 |
0.58 |
0.68 |
0.78 |
0.88 |
1.00 |
1.14 |
1.32 |
| B |
0.58 |
0.68 |
0.78 |
0.88 |
0.98 |
1.08 |
1.20 |
1.34 |
1.52 |
| |
| 公差等级 |
公差种类 |
>50~65 |
>65~80 |
>80~100 |
>100~120 |
>120~140 |
>140~160 |
>160~180 |
>180~200 |
>200~225 |
| 标注公差的塑料件尺寸公差值 |
| MT1 |
A |
0.20 |
0.23 |
0.26 |
0.29 |
0.32 |
0.36 |
0.40 |
0.44 |
0.48 |
| B |
0.30 |
0.33 |
0.36 |
0.39 |
0.42 |
0.46 |
0.50 |
0.54 |
0.58 |
| MT2 |
A |
0.30 |
0.34 |
0.38 |
0.42 |
0.46 |
0.50 |
0.54 |
0.60 |
0.66 |
| B |
0.40 |
0.44 |
0.48 |
0.52 |
0.56 |
0.60 |
0.64 |
0.70 |
0.76 |
| MT3 |
A |
0.40 |
0.46 |
0.52 |
0.58 |
0.64 |
0.70 |
0.78 |
0.86 |
0.92 |
| B |
0.60 |
0.66 |
0.72 |
0.78 |
0.84 |
0.90 |
0.98 |
1.06 |
1.12 |
| MT4 |
A |
0.56 |
0.64 |
0.72 |
0.82 |
0.92 |
1.02 |
1.12 |
1.24 |
1.36 |
| B |
0.76 |
0.84 |
0.92 |
1.02 |
1.12 |
1.22 |
1.32 |
1.44 |
1.56 |
| MT5 |
A |
0.74 |
0.86 |
1.00 |
1.14 |
1.28 |
1.44 |
1.60 |
1.76 |
1.92 |
| B |
0.94 |
1.06 |
1.20 |
1.34 |
1.48 |
1.64 |
1.80 |
1.96 |
2.12 |
| MT6 |
A |
1.10 |
1.28 |
1.48 |
1.72 |
2.00 |
2.20 |
2.40 |
2.60 |
2.90 |
| B |
1.30 |
1.48 |
1.68 |
1.92 |
2.20 |
2.40 |
2.60 |
2.80 |
3.10 |
| MT7 |
A |
1.54 |
1.8 |
2.10 |
2.40 |
2.70 |
3.00 |
3.30 |
3.70 |
4.10 |
| B |
1.74 |
2.00 |
2.30 |
2.60 |
3.10 |
3.20 |
3.50 |
3.90 |
4.30 |
| |
| 公差等级 |
公差种类 |
>225~250 |
>250~280 |
>280~315 |
>315~355 |
>355~400 |
>400~450 |
>450~500 |
|
|
| 标注公差的塑料件尺寸公差值 |
| MT1 |
A |
0.52 |
0.56 |
0.60 |
0.64 |
0.70 |
0.78 |
0.86 |
|
|
| B |
0.62 |
0.66 |
0.70 |
0.74 |
0.80 |
0.88 |
0.96 |
|
|
| MT2 |
A |
0.72 |
0.76 |
0.84 |
0.92 |
1.00 |
1.10 |
1.20 |
|
|
| B |
0.82 |
0.86 |
0.94 |
1.02 |
1.10 |
1.20 |
1.30 |
|
|
| MT3 |
A |
1.00 |
1.10 |
1.20 |
1.30 |
1.44 |
1.60 |
1.74 |
|
|
| B |
1.20 |
1.30 |
1.40 |
1.50 |
1.64 |
1.80 |
1.94 |
|
|
| MT4 |
A |
1.48 |
1.62 |
1.80 |
2.00 |
2.20 |
2.40 |
2.60 |
|
|
| B |
1.68 |
1.82 |
2.00 |
2.20 |
2.40 |
2.60 |
2.80 |
|
|
| MT5 |
A |
2.10 |
2.30 |
2.50 |
2.80 |
3.10 |
3.50 |
3.90 |
|
|
| B |
2.30 |
2.50 |
2.70 |
3.00 |
3.30 |
3.70 |
4.10 |
|
|
| MT6 |
A |
3.20 |
3.50 |
3.80 |
4.30 |
4.70 |
5.30 |
6.00 |
|
|
| B |
3.40 |
3.70 |
4.00 |
4.50 |
4.90 |
5.50 |
6.20 |
|
|
| MT7 |
A |
4.50 |
4.90 |
5.40 |
6.00 |
6.70 |
7.40 |
8.20 |
|
|
| B |
4.70 |
5.10 |
5.60 |
6.20 |
6.90 |
7.60 |
8.40 |
|
|
| 注：1） A为不受模具活动部分影响的尺寸公差值；B为受模具活动部分影响的尺寸公差值。 |
| 标准号： GB/T 14486-93 |
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