ATI Allvac® 6-2-4-2 Titanium Alloy, Heat Treatment: 982°C (1800°F) + Age

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ATI Allvac® 6-2-4-2 Titanium Alloy, Heat Treatment: 982°C (1800°F) + Age
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Alpha/Near Alpha Titanium Alloy
Material Notes:	Data provided by Allvac. Applications: High-temp jet engines. Blades, discs, spacers, seals. High performance automotive valves. Standard, rotor/premium grades.
Key Words:	UNS R54620; AMS 4919, 4975, 4976. MIL-T-9046, -9047, -81556, Ti-6Al-2Sn-4Zr-2Mo, Ti-6242; Ti-6-2-4-2; Allvac, an Allegheny Teledyne Company
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Physical Properties	Original Value	Comments

Density	4.54 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	318	Estimated from Rockwell C value for Brinell test with 3000 kg load/10 mm diameter ball
Hardness, Knoop	346	Estimated from Rockwell C value.
Hardness, Rockwell C	34
Hardness, Vickers	333	Estimated from Rockwell C value.
Tensile Strength, Ultimate	1035 MPa
Tensile Strength, Yield	966 MPa @Strain 0.2 %
Elongation at Break	15 %
Reduction of Area	30 %

Component Elements Properties	Original Value	Comments
Aluminum, Al	6.0 %
Carbon, C	<= 0.10 %
Hydrogen, H	<= 0.015 %
Iron, Fe	0.050 %
Molybdenum, Mo	2.0 %
Nitrogen, N	0.040 %
Oxygen, O	0.20 %
Tin, Sn	2.0 %
Titanium, Ti	86 %	as balance
Zirconium, Zr	4.0 %

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