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Elmet Technologies

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Titanium Ti-8Mo-8V-2Fe-3Al, ST 785°C, Aged 600°C
Categories: Metal; Nonferrous Metal; Titanium Alloy; Beta Titanium Alloy

Material Notes: Characteristics:
  • Age hardenable
  • Beta alloy - high density, low modulus, limited weldability

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 PropertiesOriginal ValueComments
Density 4.85 g/cc
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Ultimate 1090 MPa
Tensile Strength, Yield 980 MPa
Elongation at Break 12 %
Reduction of Area 30 %
Modulus of Elasticity 94.0 GPaSample was ST 800ºC , Aged 595ºC
Notched Tensile Strength 800 MPaKt (stress concentration factor) = 8
Poissons Ratio 0.33Typical for beta titanium alloy.
Shear Modulus 35.3 GPaCalculated from typical values.
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 0.000150 ohm-cmEstimated from similar beta titanium alloys.
 
Thermal PropertiesOriginal ValueComments
CTE, linear 8.50 µm/m-°C
@Temperature 20.0 - 100 °C
Typical beta titanium alloy
Specific Heat Capacity 0.525 J/g-°CTypical value for titanium alloys.
Thermal Conductivity 7.50 W/m-KEstimated from similar V, Mo-stabilized beta titanium alloys.
Maximum Service Temperature, Air 315 °C
Beta Transus 775 °C
 
Component Elements PropertiesOriginal ValueComments
Aluminum, Al 3.0 %
Carbon, C <= 0.050 %
Hydrogen, H <= 0.015 %
Iron, Fe 2.0 %
Molybdenum, Mo 8.0 %
Nickel, Ni <= 0.050 %
Other, each <= 0.10 %
Other, total <= 0.30 %
Oxygen, O 0.10 - 0.16 %
Sulfur, S <= 0.010 %
Titanium, Ti 79 %
Vanadium, V 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 go back to viewing the property data in MatWeb's normal format.

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Titanium Ti-8Mo-8V-2Fe-3Al ST 785°C, Annealed 650°C
Titanium Ti-8Mo-8V-2Fe-3Al ST 800°C, Aged 480°C (900°F)
Titanium Ti-8Mo-8V-2Fe-3Al ST 800°C, Aged 540°C (1000°F)
Titanium Ti-8Mo-8V-2Fe-3Al ST 800°C, Aged 595°C (1100°F)

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