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Titanium near-alpha alloy Ti-8Al-1Mo-1V

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Titanium near α-alloy (Ti-8Al-1Mo-1V)
Chemical composition: O=0.12% max., Al=5%, Mo=1%, V=1%, Ti balance
Property Value in metric unit Value in US unit
Density 4.37 *10³ kg/m³ 273 lb/ft³
Modulus of elasticity 128 GPa 18500 ksi
Thermal expansion (20 ºC) 8.5*10-6 ºCˉ¹ 4.7*10-6 in/(in* ºF)
Specific heat capacity 502 J/(kg*K) 0.120 BTU/(lb*ºF)
Thermal conductivity 6.0 W/(m*K) 42 BTU*in/(hr*ft²*ºF)
Electric resistivity 197*10-8 Ohm*m 197*10-6 Ohm*cm
Tensile strength (duplex ann.) 1000 MPa 145000 psi
Yield strength (duplex ann.) 931 MPa 135000 psi
Elongation (duplex annealed) 15 % 15 %
Hardness (duplex annealed) 35 HRC 35 HRC
Solution temperature 1000 ºC 1830 ºF
Aging temperature 580 ºC 1075 ºF
Aging time 8 hrs. 8 hrs.
Melting temperature 1538 ºC 2800 ºF
Beta Transus temperature 1038 ºC 1900 ºF

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