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Grade Ti-Pd18 Titanium vs. Z21721 Zinc

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 27 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 Ti-Pd18 titanium and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 17
40
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 40
35
Tensile Strength: Ultimate (UTS), MPa 710
150
Tensile Strength: Yield (Proof), MPa 540
120

Thermal Properties

Latent Heat of Fusion, J/g 410
110
Maximum Temperature: Mechanical, °C 330
90
Melting Completion (Liquidus), °C 1640
410
Melting Onset (Solidus), °C 1590
390
Specific Heat Capacity, J/kg-K 550
390
Thermal Conductivity, W/m-K 8.2
110
Thermal Expansion, µm/m-K 9.1
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
37

Otherwise Unclassified Properties

Density, g/cm3 4.5
6.6
Embodied Carbon, kg CO2/kg material 41
2.8
Embodied Energy, MJ/kg 670
53
Embodied Water, L/kg 270
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
57
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
88
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
22
Strength to Weight: Axial, points 44
6.4
Strength to Weight: Bending, points 39
9.6
Thermal Diffusivity, mm2/s 3.3
44
Thermal Shock Resistance, points 52
4.8

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.0050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Titanium (Ti), % 92.5 to 95.5
0 to 0.020
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
98.9 to 100
Residuals, % 0 to 0.4
0