ISO 2768-1 General tolerances for linear and angular dimensions. Extract from the standard

Wenzhou Nanlong Import&Export Trading CO.,LTD.(China)|ISO 2768-1 General tolerances for linear and angular dimensions. Extract from the standard
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ISO 2768-1 General tolerances for linear and angular dimensions. Extract from the standard
 
Metal Steel Technology Summary>>ISO 2768-1 General tolerances for linear and angular dimensions. Extract from the standard


Table 1 - Permissible deviations for linear dimensions except for broken edges (external radii and chamfer heights)
Tolerance Class
Permissible deviations for basic size range
0.5~3
>3~6
>6~30
>30~120
>120~400
>400~1000
>1000~3000
>2000~4000
fine
f
±0.05
±0.05
±0.1
±0.15
±0.2
±0.3
±0.5
-
medium
m
±0.1
±0.1
±0.2
±0.3
±0.5
±0.8
±1.2
±2
coarse
c
±0.2
±0.3
±0.5
±0.8
±1.2
±2
±3
±4
very coarse
v
-
±0.5
±1
±1.5
±2.5
±4
±6
±8


Table 2 Permissible deviations for broken edges (external radii and chamfer heights)
Tolerance Class
P ermissible deviations for basic size range
0.5~3
>3~6
>6~30
>30
fine
f
±0.2
±0.5
±1
±2
medium
m
coarse
c
±0.4
±1
±2
±4
very coarse
v



Table 3 Permissible deviations for angular dimensions
Tolerance Class
Permissible deviations for ranges of lengths in millimetres of shorter side of the angle concerned
~10
>10~50
>50~120
>120~400
>400
fine
f
±1°
±0.5°
±0. 333 °
±0. 166 °
±0. 083 °
medium
m
coarse
c
±1.5°
±1°
±0.5°
±0. 25 °
±0. 166 °
very coarse
v
±3°
±2°
±1°
±0. 5 °
±0.333°

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ISO 2768-1 General Tolerances |Stainless Steel Pipe|Pipe Fitting|China)

ISO 2768-1 General tolerances for linear and angular dimensions. Extract from the standard