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Grade Ti-Pd8A Titanium vs. 7076 Aluminum

Grade Ti-Pd8A titanium belongs to the titanium alloys classification, while 7076 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd8A titanium and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
160
Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 13
6.2
Fatigue Strength, MPa 260
170
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 500
530
Tensile Strength: Yield (Proof), MPa 430
460

Thermal Properties

Latent Heat of Fusion, J/g 420
380
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
630
Melting Onset (Solidus), °C 1610
460
Specific Heat Capacity, J/kg-K 540
860
Thermal Conductivity, W/m-K 21
140
Thermal Expansion, µm/m-K 8.7
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
35
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
100

Otherwise Unclassified Properties

Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 49
8.0
Embodied Energy, MJ/kg 840
150
Embodied Water, L/kg 520
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
31
Resilience: Unit (Modulus of Resilience), kJ/m3 880
1510
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 31
49
Strength to Weight: Bending, points 31
48
Thermal Diffusivity, mm2/s 8.6
54
Thermal Shock Resistance, points 39
23

Alloy Composition


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Aluminum (Al), % 0
86.9 to 91.2
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0.3 to 1.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.6
Magnesium (Mg), % 0
1.2 to 2.0
Manganese (Mn), % 0
0.3 to 0.8
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.4
0
Palladium (Pd), % 0.12 to 0.3
0
Silicon (Si), % 0
0 to 0.4
Titanium (Ti), % 98.8 to 99.9
0 to 0.2
Zinc (Zn), % 0
7.0 to 8.0
Residuals, % 0 to 0.4
0 to 0.15