一般公差 未注公差的线性和角度尺寸的公差
一般公差(未注公差)分页导航
一般公差 未注公差的线性和角度尺寸的公差
线性尺寸的极限偏差数值
公差等级
|
线性尺寸的极限偏差
|
尺 寸 分 段 , mm
|
0.5~3
|
>3~6
|
>6~30
|
>30~120
|
>120~400
|
>400~1000
|
>1000~2000
|
>2000~4000
|
精密 f
|
±0.05
|
±0.05
|
±0.1
|
±0.15
|
±0.2
|
±0.3
|
±0.5
|
-
|
中等 m
|
±0.1
|
±0.1
|
±0.2
|
±0.3
|
±0.5
|
±0.8
|
±1.2
|
±2
|
粗糙 c
|
±0.2
|
±0.3
|
±0.5
|
±0.8
|
±1.2
|
±2
|
±3
|
±4
|
最粗 v
|
-
|
±0.5
|
±1
|
±1.5
|
±2.5
|
±4
|
±6
|
±8
|
倒圆半径与倒角高度尺寸的极限偏差数值
公差等级
|
倒圆半径与倒角高度尺寸的极限偏差数值
|
尺 寸 分 段 , mm
|
0.5~3
|
>3~6
|
>6~30
|
>30
|
精密 f
|
±0.2
|
±0.5
|
±1
|
±2
|
中等 m
|
±0.2
|
±0.5
|
±1
|
±2
|
粗糙 c
|
±0.4
|
±1
|
±2
|
±4
|
最粗 v
|
±0.4
|
±1
|
±2
|
±4
|
角度尺寸的极限偏差数值
公差等级
|
角度尺寸的极限偏差数值
|
长度分段 , mm
|
〜10
|
>10〜50
|
>50〜120
|
>120〜400
|
>400
|
精密 f
|
±1°
|
±30'
|
±20'
|
±10'
|
±5'
|
中等 m
|
±1°
|
±30'
|
±20'
|
±10'
|
±5'
|
粗糙 c
|
±1°30'
|
±1°
|
±30'
|
±15'
|
±10'
|
最粗 v
|
±3°
|
±2°
|
±1°
|
±30'
|
±20'
|