Boeing and Airbus have included parts in their jets made with titanium whose certification documentation was counterfeit, the two companies acknowledged Friday.
Both manufacturers said the planes in service containing the parts were safe.
The companies bought fuselages and wings from Spirit AeroSystems, the Kansas supplier that has struggled with quality issues over the past year. The metal originated in China, where the documentation reportedly was falsified, before working its way through the global supply chain to be used in parts installed in jets made by the duelling plane makers.
您已阅读18%（591字），剩余82%（2634字）包含更多重要信息，订阅以继续探索完整内容，并享受更多专属服务。