Contour (Curved Surface) Tolerance for Solid Shapes and Class B, C and D Hollow Shapes
ALLOWABLE DEVIATION FROM SPECIFIED CONTOUR |
| 0.15 mm per 25 mm of chord length (Minimum tolerance = 0.15 mm) |
Corner and Fillet Radii Tolerances for all Extruded Products
Specified radius mm | Allowable deviation from specified radius |
| ≤5 | ± 0.4 mm |
| >5 | ± 10% |
all dimesions in millimetres unless specified - tighter tolerances available on request