ISO 2768-2 v for features without individual tolerance indications

Wenzhou Nanlong Import&Export Trading CO.,LTD.(China)|ISO 2768-2 Geometrical tolerances for features without individual tolerance indications
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ISO 2768-2 Geometrical tolerances for features without individual tolerance indications
 
Metal Steel Technology Summary>>ISO 2768-2 Geometrical tolerances for features without individual tolerance indications


Table 1 - General tolerances on straightness and flatness
Values in millimetres
Tolerance class
Straightness and flatness tolerance for ranges of nominal lenghts
up to 10
Over 10 up to 30
Over 30 up to 100
Over 100 up to 300
Over 300 up to 1000
Over 1000 up to 3000
H
0,02
0,05
0,1
0,2
0,3
0,4
K
0,05
0,1
0,2
0,3
0,6
0,8
L
0,1
0,2
0,4
0,6
1,2
1,6


Table 2 - General tolerances on prependicularity
Values in millimetres
Tolerance class
Perpendicularity tolerance for ranges of nominal lenghts of the shorter side
up to 100
Over 100 up to 300
Over 300 up to 1000
Over 1000 up to 3000
H
0,2
0,3
0,4
0,5
K
0,4
0,6
0,8
1
L
0,6
1
1,5
2


Table 3 - General tolerances on symmetry
Values in millimetres
Tolerance class
Symmetry tolerances for ranges of nominal lengths
up to 100
Over 100 up to 300
Over 300 up to 1000
Over 1000 up to 3000
H
0,5
K
0,5
0,8
1
L
0,6
1
1,5
2


Table 4 - General tolerances on circular run-out
Values in millimetres
Tolerance class
Circular run-out tolerance
H
0,1
K
0,2
L
0,5




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ISO 2768-2 Geometrical tolerances for features without individual tolerance indications