UNI EN 10243-2 : 2006
Current
The latest, up-to-date edition.
STEEL DIE FORGINGS - TOLERANCES ON DIMENSIONS - PART 2: UPSET FORGING MADE ON HORIZONTAL FORGING MACHINES
11-05-2006
Foreword
1 Scope
2 Normative References
3 Symbols
4 Definitions
5 Information required in determining tolerances
5.1 Mass of upset portion
5.2 Category of steel used
5.3 Shape complexity factor
6 Categories of tolerances
6.1 Scope of categories
6.2 Definition of categories
6.3 Deviation of form
7 Use of tables
7.1 Table 1: Tolerances for diameter, length,
residual flash (and trimmed flat),
mismatch and eccentricity
7.2 Table 2: Tolerances for thickness
7.3 Table 3: Tolerances for straightness and
flatness, tolerances for centre-to-
centre dimensions
7.4 Table 4: Tolerances for fillet and edge radii;
tolerances for die line fins, trimming
burrs; tolerances for sheared ends
8 Design procedure
8.1 Information required by the forger
8.2 Preparation of forging drawing
8.3 Indication of dimensions on forging drawings
8.4 Indication of tolerances on forging drawings
8.5 Importance of forging drawing
Annex A (informative) Examples of application
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