Titanium Ti-6Al-2Nb-1Ta-1Mo

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Titanium Ti-6Al-2Nb-1Ta-1Mo
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Alpha/Near Alpha Titanium Alloy
Material Notes:	As rolled 2.5 cm plate Characteristics: High toughness, moderate strength, weldability, resistance to seawater corrosion, unheat-treatable. Applications: Marine and sub-marine vehicles - hardware and hull structures, Naval aircraft. Forms available: Billet, bar and plate. 1 other heat treatment of this alloy is in MatWeb.
Key Words:	Ti6Al2Nb1Ta1Mo, Ti-6211; Ti-621/0.8; UNS R56210
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. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	4.48 g/cc	0.162 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	290	290	Estimated from Rockwell C.
Hardness, Knoop	315	315	Estimated from Rockwell C.
Hardness, Rockwell C	30	30
Hardness, Vickers	304	304	Estimated from Rockwell C.
Tensile Strength, Ultimate	830 MPa	120000 psi
Tensile Strength, Yield	730 MPa	106000 psi
Elongation at Break	13 %	13 %
Reduction of Area	34 %	34 %
Modulus of Elasticity	113.8 GPa	16510 ksi
Poissons Ratio	0.31	0.31	Typical for alpha titanium alloy.
Shear Modulus	43.4 GPa	6290 ksi	Calculated from typical values.
Charpy Impact	31.0 J	22.9 ft-lb	V-notch

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.000154 ohm-cm	0.000154 ohm-cm	Annealed

Thermal Properties	Metric	English	Comments
CTE, linear	9.00 µm/m-°C @Temperature 20.0 - 615 °C	5.00 µin/in-°F @Temperature 68.0 - 1140 °F	average
	9.20 µm/m-°C @Temperature 20.0 - 93.0 °C	5.11 µin/in-°F @Temperature 68.0 - 199 °F	annealed
Specific Heat Capacity	0.550 J/g-°C	0.131 BTU/lb-°F	Estimated from similar materials
Thermal Conductivity	6.40 W/m-K	44.4 BTU-in/hr-ft²-°F
Melting Point	<= 1650 °C	<= 3000 °F	Estimated from similar materials
Liquidus	1650 °C	3000 °F	Estimated from similar materials
Beta Transus	1016 °C	1861 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	6.0 %	6.0 %
Molybdenum, Mo	1.0 %	1.0 %
Niobium, Nb (Columbium, Cb)	2.0 %	2.0 %
Tantalum, Ta	1.0 %	1.0 %
Titanium, Ti	90 %	90 %

References for this datasheet.

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MTA611 / 14130

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