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Grade C-5 Titanium vs. A390.0 Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while A390.0 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-5 titanium and the bottom bar is A390.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 110
75
Elongation at Break, % 6.7
0.87 to 0.91
Fatigue Strength, MPa 510
70 to 100
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
28
Tensile Strength: Ultimate (UTS), MPa 1000
190 to 290
Tensile Strength: Yield (Proof), MPa 940
190 to 290

Thermal Properties

Latent Heat of Fusion, J/g 410
640
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
580
Melting Onset (Solidus), °C 1560
480
Specific Heat Capacity, J/kg-K 560
880
Thermal Conductivity, W/m-K 7.1
130
Thermal Expansion, µm/m-K 9.6
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
20
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
67

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.4
2.7
Embodied Carbon, kg CO2/kg material 38
7.3
Embodied Energy, MJ/kg 610
140
Embodied Water, L/kg 200
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
1.6 to 2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
240 to 580
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
52
Strength to Weight: Axial, points 63
19 to 30
Strength to Weight: Bending, points 50
27 to 36
Thermal Diffusivity, mm2/s 2.9
56
Thermal Shock Resistance, points 71
9.0 to 14

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
75.3 to 79.6
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
4.0 to 5.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 0
0.45 to 0.65
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
16 to 18
Titanium (Ti), % 87.5 to 91
0 to 0.2
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.2