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CC497K Bronze vs. EN-MC65120 Magnesium

CC497K 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 CC497K bronze and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
55
Elastic (Young's, Tensile) Modulus, GPa 93
45
Elongation at Break, % 6.7
3.1
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 34
17
Tensile Strength: Ultimate (UTS), MPa 190
160
Tensile Strength: Yield (Proof), MPa 91
110

Thermal Properties

Latent Heat of Fusion, J/g 160
330
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 870
590
Melting Onset (Solidus), °C 800
520
Specific Heat Capacity, J/kg-K 330
970
Thermal Conductivity, W/m-K 53
100
Thermal Expansion, µm/m-K 20
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
120

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 9.3
1.9
Embodied Carbon, kg CO2/kg material 3.0
25
Embodied Energy, MJ/kg 48
190
Embodied Water, L/kg 370
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 45
140
Stiffness to Weight: Axial, points 5.5
13
Stiffness to Weight: Bending, points 16
62
Strength to Weight: Axial, points 5.6
23
Strength to Weight: Bending, points 7.8
34
Thermal Diffusivity, mm2/s 17
56
Thermal Shock Resistance, points 7.2
9.8

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.75
0
Copper (Cu), % 67.5 to 77.5
0 to 0.030
Iron (Fe), % 0 to 0.25
0 to 0.010
Lead (Pb), % 18 to 23
0
Magnesium (Mg), % 0
91.8 to 95.1
Manganese (Mn), % 0 to 0.2
0 to 0.15
Nickel (Ni), % 0.5 to 2.5
0 to 0.0050
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0 to 0.010
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 2.0
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010