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Metalmen Sales

Titanium Ti-8Al-1Mo-1V (Ti-8-1-1), ST 980°C (1800°F), Aged 595°C (1100°F)
Categories: Metal; Nonferrous Metal; Titanium Alloy; Alpha/Near Alpha Titanium Alloy

Material Notes: Information provided by Allvac and the references.

Characteristics: Low density, high modulus, high stiffness/density ratio, moderate to high strength, good elevated temperature tensile properties and excellent creep resistance (for operating temperatures up to 455°C)

Applications: Fan & compressor blades, discs, spacers, seals, rings.

Forms typically available: Billet, bar, rod, extrusions, plate, sheet and wire.

5 other heat treatments of this alloy are in MatWeb.

Key Words: Ti8Al1Mo1V; UNS R54810; Ti-811
Vendors: Visit metalmen for your metals needs. Products include special chemistry, tight tolerances, custom tempers, odd dimensions/forms, and small quantities. Phone 1-800-767-9494.

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Physical PropertiesMetricEnglishComments
Density 4.37 g/cc0.158 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Ultimate 1180 MPa171000 psi
Tensile Strength, Yield 1070 MPa155000 psi
Elongation at Break 17 %17 %
Reduction of Area 26 %26 %
Modulus of Elasticity 120 GPa17400 ksiunspecified heat treatment
Poissons Ratio 0.320.32duplex annealed
Shear Modulus 46.0 GPa6670 ksi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.000197 ohm-cm0.000197 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear  8.50 µm/m-°C
@Temperature 20.0 °C
4.72 µin/in-°F
@Temperature 68.0 °F
 9.20 µm/m-°C
@Temperature 250 °C
5.11 µin/in-°F
@Temperature 482 °F
 10.1 µm/m-°C
@Temperature 500 °C
5.61 µin/in-°F
@Temperature 932 °F
Specific Heat Capacity 0.502 J/g-°C0.120 BTU/lb-°F
Thermal Conductivity 6.00 W/m-K41.6 BTU-in/hr-ft²-°F
Melting Point <= 1540 °C<= 2800 °F
Liquidus 1540 °C2800 °F
Beta Transus 1040 °C1900 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 7.35 - 8.35 %7.35 - 8.35 %
Carbon, C <= 0.080 %<= 0.080 %
Hydrogen, H <= 0.015 %<= 0.015 %
Iron, Fe <= 0.30 %<= 0.30 %
Molybdenum, Mo 0.75 - 1.25 %0.75 - 1.25 %
Nitrogen, N <= 0.050 %<= 0.050 %
Other, each <= 0.10 %<= 0.10 %
Other, total <= 0.40 %<= 0.40 %
Oxygen, O <= 0.12 %<= 0.12 %
Titanium, Ti 88.185 - 91.15 %88.185 - 91.15 %As Balance; Elemental Composition per ASTM B265
Vanadium, V 0.75 - 1.25 %0.75 - 1.25 %

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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MTA812 / 14137

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