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Z21721 Zinc vs. Grade 30 Titanium

Z21721 zinc belongs to the zinc alloys classification, while grade 30 titanium belongs to the titanium 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 Z21721 zinc and the bottom bar is grade 30 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 40
23
Poisson's Ratio 0.25
0.32
Shear Modulus, GPa 35
41
Tensile Strength: Ultimate (UTS), MPa 150
390
Tensile Strength: Yield (Proof), MPa 120
350

Thermal Properties

Latent Heat of Fusion, J/g 110
420
Maximum Temperature: Mechanical, °C 90
320
Melting Completion (Liquidus), °C 410
1660
Melting Onset (Solidus), °C 390
1610
Specific Heat Capacity, J/kg-K 390
540
Thermal Conductivity, W/m-K 110
21
Thermal Expansion, µm/m-K 26
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 37
6.9

Otherwise Unclassified Properties

Density, g/cm3 6.6
4.5
Embodied Carbon, kg CO2/kg material 2.8
36
Embodied Energy, MJ/kg 53
600
Embodied Water, L/kg 340
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
86
Resilience: Unit (Modulus of Resilience), kJ/m3 88
590
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 22
35
Strength to Weight: Axial, points 6.4
24
Strength to Weight: Bending, points 9.6
26
Thermal Diffusivity, mm2/s 44
8.6
Thermal Shock Resistance, points 4.8
30

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0
Cadmium (Cd), % 0 to 0.070
0
Carbon (C), % 0
0 to 0.080
Cobalt (Co), % 0
0.2 to 0.8
Copper (Cu), % 0 to 0.0050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.010
0 to 0.3
Lead (Pb), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Titanium (Ti), % 0 to 0.020
98 to 99.76
Zinc (Zn), % 98.9 to 100
0
Residuals, % 0
0 to 0.4