TIMET TIMETAL® 10-2-3 Titanium Alloy (Ti-10V-2Fe-3Al), Aged Billet/Bar per ASTM 4987

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TIMET TIMETAL® 10-2-3 Titanium Alloy (Ti-10V-2Fe-3Al), Aged Billet/Bar per ASTM 4987
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Beta Titanium Alloy
Material Notes:	High-Strength Forging Alloy. Mechanical property data reported per ASTM 4987 after solution treatment and aging 1050°-1100°F (566°-593°C) then air cool. Industry Specifications: USA Aerospace: AMS 4987. Features: A readily forgeable alloy that offers excellent combinations of strength, ductility, fracture toughness and high cycle fatigue strength. Typically used for critical aircraft structures, such as landing gear, actuators, flap tracks, and rotor heads. Typical heat treatment for this alloy: Solution heat treat: 28-56°C below beta transus for a minimum for 30 mins, then water quench. Age then air cool. Data provided by TIMET.
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Physical Properties	Original Value	Comments

Density	4.65 g/cc	Typical

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	1040 MPa	Typical
Tensile Strength, Yield	970 MPa @Strain 0.2 %	Typical
Elongation at Break	15 %	Typical
Reduction of Area	20 %
Tensile Modulus	109.6 GPa
	95.0 GPa @Temperature 316 °C
Compressive Yield Strength	>= 924 MPa
Compressive Modulus	112.3 GPa
Ultimate Bearing Strength	>= 1303 MPa	e/D = 1.5
	>= 1579 MPa	e/D = 2.0
Bearing Yield Strength	>= 1269 MPa	e/D = 1.5
	>= 1462 MPa	e/D = 2.0
Poissons Ratio	0.32
Fatigue Strength	780 MPa	Limit; test specifics not reported
Fracture Toughness	>= 88.0 MPa-m½	ST then Aged 8 hrs
Shear Modulus	42.1 GPa
Shear Strength	>= 538 MPa

Thermal Properties	Original Value	Comments
CTE, linear	9.70 µm/m-°C @Temperature 20.0 °C
Beta Transus	800 °C

Component Elements Properties	Original Value	Comments
Aluminum, Al	2.6 - 3.4 %
Carbon, C	<= 0.050 %
Hydrogen, H	<= 0.015 %
Iron, Fe	1.6 - 2.2 %
Nitrogen, N	<= 0.050 %
Other, total	<= 0.13 %
	<= 0.13 %
Oxygen, O	<= 0.13 %
Titanium, Ti	83 - 86.8 %	Calculated as remainder
Vanadium, V	9.0 - 11 %

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NTIME1023C / 19281

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