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Z21721 Zinc vs. Titanium 6-5-0.5

Z21721 zinc belongs to the zinc alloys classification, while titanium 6-5-0.5 belongs to the titanium alloys. There are 28 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 Z21721 zinc and the bottom bar is titanium 6-5-0.5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Elongation at Break, % 40
6.7
Poisson's Ratio 0.25
0.32
Shear Modulus, GPa 35
40
Tensile Strength: Ultimate (UTS), MPa 150
1080
Tensile Strength: Yield (Proof), MPa 120
990

Thermal Properties

Latent Heat of Fusion, J/g 110
410
Maximum Temperature: Mechanical, °C 90
300
Melting Completion (Liquidus), °C 410
1610
Melting Onset (Solidus), °C 390
1560
Specific Heat Capacity, J/kg-K 390
550
Thermal Conductivity, W/m-K 110
4.2
Thermal Expansion, µm/m-K 26
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
41
Density, g/cm3 6.6
4.5
Embodied Carbon, kg CO2/kg material 2.8
33
Embodied Energy, MJ/kg 53
540
Embodied Water, L/kg 340
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
71
Resilience: Unit (Modulus of Resilience), kJ/m3 88
4630
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 22
35
Strength to Weight: Axial, points 6.4
67
Strength to Weight: Bending, points 9.6
52
Thermal Diffusivity, mm2/s 44
1.7
Thermal Shock Resistance, points 4.8
79

Alloy Composition


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Aluminum (Al), % 0 to 0.0020
5.7 to 6.3
Cadmium (Cd), % 0 to 0.070
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.0050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.010
0 to 0.2
Lead (Pb), % 0 to 1.0
0
Molybdenum (Mo), % 0
0.25 to 0.75
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.19
Silicon (Si), % 0
0 to 0.4
Titanium (Ti), % 0 to 0.020
85.6 to 90.1
Zinc (Zn), % 98.9 to 100
0
Zirconium (Zr), % 0
4.0 to 6.0
Residuals, % 0
0 to 0.4