|
 |
棒材规格
|
磨光棒
|
拉制棒
|
挤制棒 |
直径允许偏差 |
不圆度,不大于 |
圆,六角,方棒尺寸允许偏差 |
矩形棒尺寸允许偏差 |
圆,六角,方棒尺寸允许偏差 |
矩形棒尺寸允许偏差 |
3 |
|
|
|
±0.07 |
|
|
>3~5 |
|
|
|
|
|
|
>5~6 |
-0.02 |
0.01 |
-0.12 |
±0.09 |
|
±0.60 |
>6~8 |
|
|
|
|
|
|
>8~10 |
-0.03 |
0.015 |
-0.15 |
±0.11 |
±0.45 |
±0.75 |
>10~15 |
|
|
|
|
|
|
>15~18 |
-0.04 |
-0.02 |
|
|
|
|
>18~19 |
|
|
|
|
|
|
>19~30 |
|
|
-0.21 |
±0.17 |
±0.65 |
±1.05 |
>30~50 |
|
|
-0.39 |
±0.31 |
±0.80 |
±1.25 |
>50~80 |
|
|
-0.46 |
±0.37 |
±0.95 |
±1.50 |
>80~100 |
|
|
|
|
±1.10 |
|
注:高于上表所列公差要求的产品,可根据客户要求,协商后生产。 |

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