Aged Titanium 4-4-2
Titanium Alloys
Property Overview
Density4.7g/cm³
Elastic Modulus110GPa
Tensile Strength1250MPa
Yield Strength1080MPa
Brinell HardnessUnknown
Maximum Service Temperature310°C
Chemical Composition
C
0 to 0.080%
MO
3.0 to 5.0%
SI
0.3 to 0.7%
N
0 to 0.050%
TI
85.8 to 92.2%
AL
3.0 to 5.0%
H
0 to 0.015%
O
0 to 0.25%
RES.
Residuals res. | | 0 to 0.4%
RESIDUALS RES.
0 to 0.4%
SN
1.5 to 2.5%
FE
0 to 0.2%
Mechanical
Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
10 %
Fatigue Strength
620 MPa
Poisson's Ratio
0.32
Reduction in Area
20 %
Shear Modulus
42 GPa
Shear Strength
750 MPa
Tensile Strength: Ultimate (UTS)
1250 MPa
Tensile Strength: Yield (Proof)
1080 MPa
Physical
Density
4.7 g/cm 3
Thermal
Latent Heat of Fusion
410 J/g
Maximum Temperature: Mechanical
310 °C
Melting Completion (Liquidus)
1610 °C
Melting Onset (Solidus)
1560 °C
Specific Heat Capacity
540 J/kg-K
Thermal Conductivity
6.7 W/m-K
Thermal Diffusivity
2.6 mm 2 /s
Thermal Expansion
8.6 µm/m-K
Thermal Shock Resistance
93 points
Calculated
Resilience: Ultimate (Unit Rupture Work)
120 MJ/m 3
Resilience: Unit (Modulus of Resilience)
5160 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
34 points
Strength to Weight: Axial
74 points
Strength to Weight: Bending
55 points
Environmental
Base Metal Price
39 % relative
Embodied Carbon
30 kg CO 2 /kg material
Embodied Energy
480 MJ/kg
Embodied Energy
480 MJ/kg 200 x 10 3 BTU/lb
Embodied Water
180 L/kg
Embodied Water
180 L/kg 22 gal/lb
Registered Designations & Aliases
Aged Titanium 4-4-2