F.A.A. Investigating How Counterfeit Titanium Got Into Boeing and Airbus JetsThe material, which was purchased from a little-known Chinese company, was sold with falsified documents and used in parts that went into jets from both manufacturers.
Source: F.A.A. Investigating How Counterfeit Titanium Got Into Boeing and Airbus Jets (https://www.nytimes.com/2024/06/14/us/politics/boeing-airbus-titanium-faa.html)