AECMA PREN 3348-1988 航空航天系列.铝合金(2024)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 (2024) Solution Treated and Artificially Aged (T62) Plate 6 Less Than or Equal to a Less Than or Equal to 50 mm Issue P 1
This derospace 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 ofthe concerned
AECMA Commission following comment by the Member countries.