On August 20, 2026, Eaton Corporation deepened the application of additive manufacturing in aerospace fuel systems. Using Laser Powder Bed Fusion (LPBF), the company consolidated complex assemblies previously requiring 8-9 machined parts into single-piece or two-piece integrated units, reducing joint count and potential leak paths. The powder bed fuel hardware has received EASA/FAA airworthiness certification on Airbus commercial programs and is now in flight service. Eaton has established a European Additive Manufacturing Center in Wimborne to advance metal 3D printing from prototyping to series production, and is relocating its Titchfield fuel system design and certification operations to a new 176,000-square-foot facility adjacent to Solent Airport. Value for powder buyers: (1) A Tier 1 supplier bringing LPBF to commercial aircraft serial production makes batch-level stable supply and airworthiness traceability of aerospace-grade aluminum, titanium, and nickel-based powders a hard requirement; (2) The scale-up of Airbus fuel systems signals deeper penetration of powder bed processes in aircraft components, offering qualified powder suppliers access to long-term supply agreements; (3) The stringent airworthiness certification process demands consistency in powder batches and robust quality systems, strengthening the pricing power of powder manufacturers with aerospace qualifications.