Allegheny Ludlum - Leading producer of stainless steel and other specialty materials
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Aerospace - Airframes and Engines - Alloys for Airframe and Engines

Product Line Description Alloys
Nickel Alloy ATI Allegheny Ludlum's Ni base superalloys are necessary to support the high temperature oxidation and stress present in critical aerospace components. Our alloys provide the combined benefits of resistance to degradation and extremely high strength at elevated temperatures. Typical product applications include gas turbines and jet engine discs, wheels, blades, vanes, rings, cases, shafts, reciprocating engine exhaust valves, fasteners, wing molds and airframe structural components. AL 36™
AL 600™
AL 601™
AL 625HP™
ALTEMP® 263
ALTEMP® 625
ALTEMP® 718
ALTEMP® A286
ALTEMP® HX
ALTEMP® X-750

Stainless Steel Strength, high temperature, corrosion resistance, oxidation resistance, and abrasion resistance are important considerations in the selection of stainless steels for aerospace market applications. The Precipitation Hardenable grades find many high strength applications including airframes, hinges, cockpit doors and landing gear. Other grades are used for heat shields, hydraulic, fire suppression and air conditioning systems. 219
304 / 304L
309 / 309S
310 / 310S
321
347
410
AL 13-8™
AL 15-5™
AL 15-7™
AL 17-4™
AL 17-7™
AM 350™

Titanium Titanium and Ti alloys continue to be the materials of choice for the aerospace industry. Titanium and its alloys are unsurpassed when comparing strength, weight and corrosion resistance. ATI Allegheny Ludlum’s Ti alloys provide superb corrosion resistance with strength-to-weight ratios superior to nearly all other metals. Titanium meets stringent chemical, mechanical and microstructural specifications. Some product applications include airframe structural components and skin, aircraft air conditioning and hydraulic systems, jet engine components, fasteners, and space vehicle and missile components. Grade 1
Grade 2
Grade 3
Grade 4
Grade 9 (3-2.5)
Grade 5 (6-4)



 

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