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Grade C-3 Titanium vs. EN AC-42200 Aluminum

Grade C-3 titanium belongs to the titanium alloys classification, while EN AC-42200 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade C-3 titanium and the bottom bar is EN AC-42200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
89 to 100
Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 13
3.0 to 6.7
Fatigue Strength, MPa 260
86 to 90
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 500
320
Tensile Strength: Yield (Proof), MPa 430
240 to 260

Thermal Properties

Latent Heat of Fusion, J/g 420
500
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
610
Melting Onset (Solidus), °C 1610
600
Specific Heat Capacity, J/kg-K 540
910
Thermal Conductivity, W/m-K 21
150
Thermal Expansion, µm/m-K 8.7
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
40
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
140

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 31
8.0
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
9.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 880
410 to 490
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
53
Strength to Weight: Axial, points 31
34 to 35
Strength to Weight: Bending, points 31
40 to 41
Thermal Diffusivity, mm2/s 8.5
66
Thermal Shock Resistance, points 39
15

Alloy Composition


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Aluminum (Al), % 0
91 to 93.1
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.19
Magnesium (Mg), % 0
0.45 to 0.7
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.4
0
Silicon (Si), % 0
6.5 to 7.5
Titanium (Ti), % 98.8 to 100
0 to 0.25
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0 to 0.4
0 to 0.1