TIMET TIMETAL® 6-2-4-2 (Ti-6Al-2Sn-4Zr-2Mo-0.08Si) Titanium Alloy

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TIMET TIMETAL® 6-2-4-2 (Ti-6Al-2Sn-4Zr-2Mo-0.08Si) Titanium Alloy
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Alpha/Near Alpha Titanium Alloy
Material Notes:	Medium-Strength, Elevated Temperature Alloy Industry Specifications: USA Aerospace: AMS 4919. Features: TIMETAL 6-2-4-2 has good tensile creep and fatigue properties up to 540°C. It is the most commonly used high temperature alloy in jet engine compressors and airframe structures. It is also used in sheet melt form for engine afterburner structure and for various hot airframe skin applications. It is nonmagnetic. Typical heat treatment for this alloy: Rough forging: 1038°C. Stress relief anneal: 482-649°C for 1-4 hrs, air cool. Solution treatment: 15-30°C below beta transus for 1 hour, water quench. Aging: 538-593°C for 8 hrs, air cool. Data provided by TIMET.
Key Words:	UNS R54620
Vendors:

Available Properties

Density, Typical
Tensile Strength, Ultimate, Typical
Tensile Strength, Yield, Typical
Elongation at Break, Typical
Reduction of Area
Modulus of Elasticity, Typical
Fatigue Strength, Limit; test specifics not reported
Fatigue Strength, Limit; test specifics not reported
Bend Radius, Minimum, Typical; on 0.078 in (2 mm) sheet
Electrical Resistivity
CTE, linear
Thermal Conductivity
Melting Point
Liquidus
Maximum Service Temperature, Air, Long Term
Beta Transus
Aluminum, Al
Carbon, C
Hydrogen, H
Iron, Fe
Molybdenum, Mo
Nitrogen, N
Oxygen, O
Silicon, Si
Tin, Sn
Titanium, Ti, Calculated as remainder
Zirconium, Zr

Property Data

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