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CC334G Bronze vs. EN-MC65120 Magnesium

CC334G bronze belongs to the copper alloys classification, while EN-MC65120 magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 CC334G bronze and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
55
Elastic (Young's, Tensile) Modulus, GPa 120
45
Elongation at Break, % 5.6
3.1
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 45
17
Tensile Strength: Ultimate (UTS), MPa 810
160
Tensile Strength: Yield (Proof), MPa 410
110

Thermal Properties

Latent Heat of Fusion, J/g 240
330
Maximum Temperature: Mechanical, °C 240
180
Melting Completion (Liquidus), °C 1080
590
Melting Onset (Solidus), °C 1020
520
Specific Heat Capacity, J/kg-K 450
970
Thermal Conductivity, W/m-K 41
100
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
120

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.2
1.9
Embodied Carbon, kg CO2/kg material 3.6
25
Embodied Energy, MJ/kg 59
190
Embodied Water, L/kg 390
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 710
140
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 20
62
Strength to Weight: Axial, points 28
23
Strength to Weight: Bending, points 24
34
Thermal Diffusivity, mm2/s 11
56
Thermal Shock Resistance, points 28
9.8

Alloy Composition

Aluminum (Al), % 10 to 12
0
Copper (Cu), % 72 to 84.5
0 to 0.030
Iron (Fe), % 3.0 to 7.0
0 to 0.010
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.050
91.8 to 95.1
Manganese (Mn), % 0 to 2.5
0 to 0.15
Nickel (Ni), % 4.0 to 7.5
0 to 0.0050
Silicon (Si), % 0 to 0.1
0 to 0.010
Tin (Sn), % 0 to 0.2
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.5
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010