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Grade 32 Titanium vs. Grade C-5 Titanium

Both grade 32 titanium and grade C-5 titanium are titanium alloys. They have a very high 96% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 32 titanium and the bottom bar is grade C-5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 11
6.7
Fatigue Strength, MPa 390
510
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 770
1000
Tensile Strength: Yield (Proof), MPa 670
940

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 310
340
Melting Completion (Liquidus), °C 1610
1610
Melting Onset (Solidus), °C 1560
1560
Specific Heat Capacity, J/kg-K 550
560
Thermal Conductivity, W/m-K 7.5
7.1
Thermal Expansion, µm/m-K 8.2
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 38
36
Density, g/cm3 4.5
4.4
Embodied Carbon, kg CO2/kg material 32
38
Embodied Energy, MJ/kg 530
610
Embodied Water, L/kg 180
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
66
Resilience: Unit (Modulus of Resilience), kJ/m3 2100
4200
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 47
63
Strength to Weight: Bending, points 41
50
Thermal Diffusivity, mm2/s 3.0
2.9
Thermal Shock Resistance, points 63
71

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
5.5 to 6.8
Carbon (C), % 0 to 0.080
0 to 0.1
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.25
0 to 0.4
Molybdenum (Mo), % 0.6 to 1.2
0
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.11
0 to 0.25
Silicon (Si), % 0.060 to 0.14
0
Tin (Sn), % 0.6 to 1.4
0
Titanium (Ti), % 88.1 to 93
87.5 to 91
Vanadium (V), % 0.6 to 1.4
3.5 to 4.5
Zirconium (Zr), % 0.6 to 1.4
0
Residuals, % 0 to 0.4
0 to 0.4