I.S. EN 27721:1992
Current
The latest, up-to-date edition.
COUNTERSUNK HEAD SCREWS - HEAD CONFIGURATION AND GAUGING
Hardcopy , PDF
English
01-01-1992
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.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope and field of application
2 Head configuration
3 Gauging method
Annex Calculation basis for the maximum head diameter
of countersunk heads for screws
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