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AZ91A Magnesium vs. C97300 Nickel Silver

AZ91A magnesium belongs to the magnesium alloys classification, while C97300 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is AZ91A magnesium and the bottom bar is C97300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
110
Elongation at Break, % 5.0
9.0
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
40
Tensile Strength: Ultimate (UTS), MPa 240
230
Tensile Strength: Yield (Proof), MPa 160
110

Thermal Properties

Latent Heat of Fusion, J/g 360
180
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 600
1040
Melting Onset (Solidus), °C 470
1010
Specific Heat Capacity, J/kg-K 990
370
Thermal Conductivity, W/m-K 73
29
Thermal Expansion, µm/m-K 26
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 52
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
30
Density, g/cm3 1.7
8.6
Embodied Carbon, kg CO2/kg material 22
3.7
Embodied Energy, MJ/kg 160
59
Embodied Water, L/kg 990
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
18
Resilience: Unit (Modulus of Resilience), kJ/m3 280
59
Stiffness to Weight: Axial, points 15
7.0
Stiffness to Weight: Bending, points 69
18
Strength to Weight: Axial, points 38
7.6
Strength to Weight: Bending, points 49
9.8
Thermal Diffusivity, mm2/s 42
9.3
Thermal Shock Resistance, points 14
8.0

Alloy Composition


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Aluminum (Al), % 8.3 to 9.7
0 to 0.0050
Antimony (Sb), % 0
0 to 0.35
Copper (Cu), % 0 to 0.1
53 to 58
Iron (Fe), % 0
0 to 1.5
Lead (Pb), % 0
8.0 to 11
Magnesium (Mg), % 88.2 to 91.2
0
Manganese (Mn), % 0.13 to 0.5
0
Nickel (Ni), % 0 to 0.030
11 to 14
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
1.5 to 3.0
Zinc (Zn), % 0.35 to 1.0
17 to 25
Residuals, % 0
0 to 1.0