This "Aerospace Series" Prestandard has been drawn up under the responsibility of AECMA (The
European Association of Aerospace Industries). it is published on green paper for the needs of
AECMA-Members. It has been technically approved by the experts of the concerned Technical
Committee following comment by the Member countries.
AECMA PREN 3122-1988 history
1988AECMA PREN 3122-1988 Aerospace Series Aluminium Alloy AL-C27 Solution Treated and Artificially Aged (T6) High Strength Structural Precision Castings Issue P 1