The invention relates to a rolled product with state T351, having thickness of between 15 and 50 mm, made from aluminium alloy having the following composition, in % by weight, Cu: 3.85-4.15; Mg: 0.95-1.25; Mn: 0.45-0.57; Zr: 0.09-0.16; Ti: 0.005-0.1; Fe: <0.070; Si: <0.060; with Cu+Mg≤5.15; other lesser elements 0.05 each and less than 0.15 in total, the remainder being aluminium.
LOWER WING SKIN METAL WITH IMPROVED DAMAGE TOLERANCE PROPERTIES
17.10.2019
Patent
Elektronische Ressource
Englisch
Lower wing skin metal with improved damage tolerance properties
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