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Ati Jet Engine


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what kind of specialty metals go into jet engine construction

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Ati Jet Engine

  1. 1. ATI Jet Engine ApplicationsRich JeniskiDirector, Marketing & Business DevelopmentApril 29, 2008
  2. 2. Jet Engine Materials Low Pressure Compressor Combustor Low Pressure Titanium Superalloys Turbine Superalloys High Pressure Turbine Superalloys High Pressure Compressor Titanium/Superalloys Fan Engine ShaftTitanium/Composites High Strength Steels Metals Supplied by ATI
  3. 3. Engine Development Trends• Demand for “Green” engines – Reduced noise – Reduced emissions (SO2, CO2, NO2)• Improved fuel efficiency – Higher operating temperatures • Higher temperature capable materials – Lighter materials• Lower operating costs for airlines – Reduced maintenance intervals – Reduced part count New Designs & Materials
  4. 4. New Engines GEnx GP7200 Trent 900 Trent 1000 PW GTF HF120 GE38 RB282 RB262 PW-10X LEAP56 Trent XWB HTF 10000 PW61X SaM146 SilvercrestNot a complete list of new engines or engines in development Tremendous Growth & Competition
  5. 5. Changes in Jet Engine Design• Limited introduction of composites• Larger thrust engines – Consume more Nickel & Titanium• Higher engine temperatures – Ni content in compressor growing – High temp powder/cast & wrought alloys• New titanium-based materials – Gamma TiAl Evolutionary change
  6. 6. ATI 718Plus® Alloy – The Superalloy for the Next 40 yrs • A game-changing superalloy • Greater temperature capability than 718 alloy – Each engine is 35-40% 718 by weight • Applications – Cases – Discs – Structural castings – Blades – Fasteners – Sheet fabrications New, Patented Alloy
  7. 7. OEMs Evaluating ATI 718Plus® AlloyJet Engine Power Turbine Implementation Underway
  8. 8. ATI in the Jet Engine Market• A partner with OEMs since the beginning• The premier manufacturer of nickel and titanium premium quality materials “ATI is recognized for• A leader in process technology excellence in delivery• Investing in new capital and product quality….” – Supporting the growth of our customers Mike Chanantry GM, Global Sourcing – Unsurpassed capabilities GE Aviation The Market Leader