I.S. EN 4301:2009
Current
The latest, up-to-date edition.
AEROSPACE SERIES - IDENTIFICATION MARKING METHODS FOR ENGINE ITEMS - ENGINEERING REQUIREMENTS
Hardcopy , PDF
English
01-01-2009
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Arrangement of marks
5.1 General
5.2 General arrangement
6 Coding system
6.1 Identification marking codes
6.2 Standard combinations of identification marks
6.3 Indication on drawings
6.3.1 General
6.3.2 Meaning of codes given in example
6.3.3 Understanding Table 3
7 Character height
8 Writing
9 Depth of marks
10 General marking conditions
10.1 Introduction
10.2 Process quality
10.3 Marking quality
10.4 Surface treatment
10.5 Cast/forged parts
10.6 Temporary production mark
10.7 Re-marking
10.8 Final inspection mark
11 Marking methods
11.1 Permanent markings
11.2 Temporary markings
Annex A (normative) - Optical Character Recognition (O.C.R.)
Annex B (normative) - Character shapes and optical character
recognition requirements (O.C.R.) for 5x7 dot matrix
method
Annex C (normative) - O.C.R. characters - Common characteristics
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