Grade 25 (R56403) Titanium
Titanium Alloys
Property Overview
Density4.5g/cm³
Elastic Modulus110GPa
Tensile Strength1000MPa
Yield Strength940MPa
Brinell HardnessUnknown
Maximum Service Temperature340°C
Chemical Composition
C
0 to 0.080%
NI
0.3 to 0.8%
N
0 to 0.050%
TI
86.7 to 90.6%
V
3.5 to 4.5%
AL
5.5 to 6.8%
H
0 to 0.013%
O
0 to 0.2%
PD
0.040 to 0.080%
RES.
Residuals res. | | 0 to 0.4%
RESIDUALS RES.
0 to 0.4%
FE
0 to 0.4%
Mechanical
Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
11 %
Fatigue Strength
550 MPa
Poisson's Ratio
0.32
Reduction in Area
29 %
Shear Modulus
40 GPa
Shear Strength
600 MPa
Tensile Strength: Ultimate (UTS)
1000 MPa
Tensile Strength: Yield (Proof)
940 MPa
Physical
Density
4.5 g/cm 3
Thermal
Latent Heat of Fusion
410 J/g
Maximum Temperature: Mechanical
340 °C
Melting Completion (Liquidus)
1610 °C
Melting Onset (Solidus)
1560 °C
Specific Heat Capacity
560 J/kg-K
Thermal Conductivity
7.1 W/m-K
Thermal Diffusivity
2.8 mm 2 /s
Thermal Expansion
9.6 µm/m-K
Thermal Shock Resistance
71 points
Electrical
Electrical Conductivity: Equal Volume
1.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.0 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
4220 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
35 points
Strength to Weight: Axial
62 points
Strength to Weight: Bending
50 points
Environmental
Embodied Carbon
43 kg CO 2 /kg material
Embodied Energy
700 MJ/kg
Embodied Energy
700 MJ/kg 300 x 10 3 BTU/lb
Embodied Water
320 L/kg
Embodied Water
320 L/kg 38 gal/lb
Registered Designations & Aliases
Grade 25 (R56403) TitaniumR56403
Standards
ASTM B265 ASTM B265: Standard Specification for Titanium and Titanium Alloy Strip, Sheet, and Plate
ASTM B348 ASTM B348: Standard Specification for Titanium and Titanium Alloy Bars and Billets
ASTM B381 ASTM B381: Standard Specification for Titanium and Titanium Alloy Forgings
ASTM B861 ASTM B861: Standard Specification for Titanium and Titanium Alloy Seamless Pipe