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Z21721 Zinc vs. R04295 Alloy

Z21721 zinc belongs to the zinc alloys classification, while R04295 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is Z21721 zinc and the bottom bar is R04295 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Elongation at Break, % 40
22
Poisson's Ratio 0.25
0.38
Shear Modulus, GPa 35
37
Tensile Strength: Ultimate (UTS), MPa 150
410
Tensile Strength: Yield (Proof), MPa 120
300

Thermal Properties

Latent Heat of Fusion, J/g 110
300
Specific Heat Capacity, J/kg-K 390
260
Thermal Expansion, µm/m-K 26
7.2

Otherwise Unclassified Properties

Density, g/cm3 6.6
9.0
Embodied Water, L/kg 340
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
84
Resilience: Unit (Modulus of Resilience), kJ/m3 88
430
Stiffness to Weight: Axial, points 7.3
6.3
Stiffness to Weight: Bending, points 22
17
Strength to Weight: Axial, points 6.4
13
Strength to Weight: Bending, points 9.6
14
Thermal Shock Resistance, points 4.8
40

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0
Cadmium (Cd), % 0 to 0.070
0
Carbon (C), % 0
0 to 0.015
Copper (Cu), % 0 to 0.0050
0
Hafnium (Hf), % 0
9.0 to 11
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.010
0
Lead (Pb), % 0 to 1.0
0
Niobium (Nb), % 0
85.9 to 90.3
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.025
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0 to 0.020
0.7 to 1.3
Tungsten (W), % 0
0 to 0.5
Zinc (Zn), % 98.9 to 100
0
Zirconium (Zr), % 0
0 to 0.7