What advanced processing techniques are used for aerospace titanium components?

Advanced titanium processing improves properties and reduces cost. Isothermal forging: Forge die and workpiece at same elevated temperature, Enables near-net shapes, fine grain structure, Used for engine discs (reduces machining). Superplastic forming (SPF): Form sheet at elevated temperature (~900C) with slow strain rates, Enables complex shapes impossible by conventional forming, Often combined with diffusion bonding (SPF/DB). Hot isostatic pressing (HIP): High temperature and pressure to eliminate porosity in castings, Consolidate powder metallurgy parts, and Heal internal defects. Powder metallurgy: Fine, uniform microstructure, Near-net shapes for complex geometry, and Reduces material waste (buy-to-fly ratio). Additive manufacturing: Electron beam melting (EBM), Laser powder bed, Direct energy deposition, and Growing for production parts. Beta processing: Forging above beta transus for improved fracture toughness, Used for damage-tolerant applications. Each process creates different microstructure; selection matched to property requirements.