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Z21721 Zinc vs. 50Cr-50Ni Alloy

Z21721 zinc belongs to the zinc alloys classification, while 50Cr-50Ni alloy belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is Z21721 zinc and the bottom bar is 50Cr-50Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
210
Elongation at Break, % 40
5.7
Poisson's Ratio 0.25
0.26
Shear Modulus, GPa 35
84
Tensile Strength: Ultimate (UTS), MPa 150
620
Tensile Strength: Yield (Proof), MPa 120
390

Thermal Properties

Latent Heat of Fusion, J/g 110
350
Specific Heat Capacity, J/kg-K 390
490
Thermal Expansion, µm/m-K 26
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
50
Density, g/cm3 6.6
8.0
Embodied Carbon, kg CO2/kg material 2.8
7.9
Embodied Energy, MJ/kg 53
110
Embodied Water, L/kg 340
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
31
Resilience: Unit (Modulus of Resilience), kJ/m3 88
350
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 6.4
21
Strength to Weight: Bending, points 9.6
20
Thermal Shock Resistance, points 4.8
14

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.25
Cadmium (Cd), % 0 to 0.070
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
48 to 52
Copper (Cu), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.010
0 to 1.0
Lead (Pb), % 0 to 1.0
0
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0
44.5 to 52
Nitrogen (N), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0 to 0.020
0 to 0.5
Zinc (Zn), % 98.9 to 100
0