AECMA PREN 3347-2003 航空航天系列.铝合金 AL-P2024-T8511带边缘粗颗粒控制挤压棒和型材a或直径D小于或等于150 mm
Aerospace Series Aluminium Alloy AL-P2024-T8511 Extruded Bar and Section a or D Less Than or Equal to 150 mm with Peripheral Coarse Grain Control Edition P 3
This «Aerospace Series. pre-standard has been drawn up under the responsibility of AECMA
(Association Européenne des Constructeurs de Matériel Aérospatial). It is published on green paper
for the needs of AECMA-Members. It has been technically approved by the experts of the concerned
Commission following comment by the Member countries.