Titanium Ti-8Mo-8V-2Fe-3Al, ST 785°C, Quenched

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Titanium Ti-8Mo-8V-2Fe-3Al, ST 785°C, Quenched
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Beta Titanium Alloy
Material Notes:	Characteristics: Beta alloy - high density, low modulus, good fracture toughness, good notch fatigue strength, good thermal stability, limited weldability, more uniform microstructure than Ti-13V-11Cr-3Al with no intermetallic phase, hardenable Applications: Fastening - rod and wire Aerospace structures - sheet, strip and forgings Chemical processing equipment - tubing, tanks 6 other heat treatments of this alloy are in MatWeb.
Key Words:	Ti-8823
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Physical Properties	Metric	English	Comments

Density	4.85 g/cc	0.175 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	890 MPa	129000 psi
Tensile Strength, Yield	860 MPa	125000 psi
Elongation at Break	29 %	29 %
Reduction of Area	58 %	58 %
Modulus of Elasticity	86.0 GPa	12500 ksi
Poissons Ratio	0.33	0.33	Typical for beta titanium alloy.
Shear Modulus	32.3 GPa	4680 ksi	Calculated from typical values.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.000150 ohm-cm	0.000150 ohm-cm	Estimated from similar beta titanium alloys.

Thermal Properties	Metric	English	Comments
CTE, linear	8.50 µm/m-°C @Temperature 20.0 - 100 °C	4.72 µin/in-°F @Temperature 68.0 - 212 °F	Typical beta titanium alloy
Specific Heat Capacity	0.525 J/g-°C	0.125 BTU/lb-°F	Typical value for titanium alloys.
Thermal Conductivity	7.50 W/m-K	52.0 BTU-in/hr-ft²-°F	Estimated from similar V, Mo-stabilized beta titanium alloys.
Maximum Service Temperature, Air	315 °C	599 °F
Beta Transus	775 °C	1430 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	3.0 %	3.0 %
Carbon, C	<= 0.050 %	<= 0.050 %
Hydrogen, H	<= 0.015 %	<= 0.015 %
Iron, Fe	2.0 %	2.0 %
Molybdenum, Mo	8.0 %	8.0 %
Nickel, Ni	<= 0.050 %	<= 0.050 %
Other, each	<= 0.10 %	<= 0.10 %
Other, total	<= 0.30 %	<= 0.30 %
Oxygen, O	0.10 - 0.16 %	0.10 - 0.16 %
Sulfur, S	<= 0.010 %	<= 0.010 %
Titanium, Ti	79 %	79 %
Vanadium, V	8.0 %	8.0 %

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MTB880 / 14204

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