AECMA PREN 3343-1988 航空航天系列.铝合金(7010)冷拉或挤压棒和型材a或直径D小于或等于150 mm
Aerospace Series Aluminium Alloy (7010) Solution Treated and Artificially Aged (T76511) Extruded Bars and Sections 1 Less Than (a or D) Less Than or Equal to 130 mm with Peripheral Coarse Grain Control Issue P 1