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EN-MC65220 Magnesium vs. CC333G Bronze

EN-MC65220 magnesium belongs to the magnesium alloys classification, while CC333G bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 EN-MC65220 magnesium and the bottom bar is CC333G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
170
Elastic (Young's, Tensile) Modulus, GPa 44
120
Elongation at Break, % 2.2
13
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
45
Tensile Strength: Ultimate (UTS), MPa 270
710
Tensile Strength: Yield (Proof), MPa 200
310

Thermal Properties

Latent Heat of Fusion, J/g 340
230
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 610
1080
Melting Onset (Solidus), °C 550
1020
Specific Heat Capacity, J/kg-K 980
440
Thermal Conductivity, W/m-K 110
38
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 120
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 80
29
Density, g/cm3 1.9
8.3
Embodied Carbon, kg CO2/kg material 27
3.5
Embodied Energy, MJ/kg 210
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
75
Resilience: Unit (Modulus of Resilience), kJ/m3 450
410
Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 62
20
Strength to Weight: Axial, points 40
24
Strength to Weight: Bending, points 49
21
Thermal Diffusivity, mm2/s 61
10
Thermal Shock Resistance, points 17
24

Alloy Composition


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Aluminum (Al), % 0
8.5 to 10.5
Bismuth (Bi), % 0
0 to 0.010
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 0.050 to 0.1
76 to 83
Iron (Fe), % 0 to 0.010
3.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 93.8 to 96.8
0 to 0.050
Manganese (Mn), % 0 to 0.15
0 to 3.0
Nickel (Ni), % 0 to 0.0050
3.7 to 6.0
Silicon (Si), % 0 to 0.010
0 to 0.1
Silver (Ag), % 1.3 to 1.7
0
Tin (Sn), % 0
0 to 0.1
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0