EN 10243-1:1999/AC:2005

Foreword
1 Scope
2 Normative references
3 Symbols
4 Information required in determining tolerances
   4.1 Mass of forging
   4.2 Shape of die line
   4.3 Category of steel used
   4.4 Shape complexity factor
   4.5 Types of dimension
5 Categories of tolerances
   5.1 Scope of categories
   5.2 Definition of categories
   5.3 Deviations of form
6 Use of tables
   6.1 Tables 1 and 2: Tolerances for length, width
        and height, residual flash (and trimmed flat),
        and mismatch
   6.2 Tables 3 and 4: Tolerances for thickness and
        ejector marks
   6.3 Table 5: Tolerances for straightness, flatness
        and tolerances for centre-to-centre dimensions
   6.4 Table 6: Tolerances for fillet and edge radii;
        tolerances for burrs; tolerances for sheared ends
7 Design procedure
   7.1 Information required by the forger
   7.2 Preparation of forging drawing
   7.3 Indication of dimensions on forging drawing
   7.4 Indication of tolerances on forging drawings
   7.5 Importance of forging drawing
Annex A (informative) Examples of application