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C28000 Muntz Metal vs. ZE41A Magnesium

C28000 Muntz Metal belongs to the copper alloys classification, while ZE41A magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, 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 C28000 Muntz Metal and the bottom bar is ZE41A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
45
Elongation at Break, % 10 to 45
3.3
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
18
Shear Strength, MPa 230 to 330
150
Tensile Strength: Ultimate (UTS), MPa 330 to 610
210
Tensile Strength: Yield (Proof), MPa 150 to 370
140

Thermal Properties

Latent Heat of Fusion, J/g 170
330
Maximum Temperature: Mechanical, °C 120
150
Melting Completion (Liquidus), °C 900
640
Melting Onset (Solidus), °C 900
540
Specific Heat Capacity, J/kg-K 390
970
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 21
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
27
Electrical Conductivity: Equal Weight (Specific), % IACS 31
130

Otherwise Unclassified Properties

Base Metal Price, % relative 23
18
Density, g/cm3 8.0
1.9
Embodied Carbon, kg CO2/kg material 2.7
24
Embodied Energy, MJ/kg 46
170
Embodied Water, L/kg 320
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
220
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
63
Strength to Weight: Axial, points 11 to 21
31
Strength to Weight: Bending, points 13 to 20
41
Thermal Diffusivity, mm2/s 40
59
Thermal Shock Resistance, points 11 to 20
12

Alloy Composition

Copper (Cu), % 59 to 63
0 to 0.1
Iron (Fe), % 0 to 0.070
0
Lead (Pb), % 0 to 0.3
0
Magnesium (Mg), % 0
91.7 to 95.4
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.010
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 36.3 to 41
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3