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ISO-WD43150 Magnesium vs. C41300 Brass

ISO-WD43150 magnesium belongs to the magnesium alloys classification, while C41300 brass belongs to the copper alloys. There are 29 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 ISO-WD43150 magnesium and the bottom bar is C41300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
110
Elongation at Break, % 2.8
2.0 to 44
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
42
Shear Strength, MPa 140
230 to 370
Tensile Strength: Ultimate (UTS), MPa 250
300 to 630
Tensile Strength: Yield (Proof), MPa 150
120 to 570

Thermal Properties

Latent Heat of Fusion, J/g 350
200
Maximum Temperature: Mechanical, °C 95
180
Melting Completion (Liquidus), °C 610
1040
Melting Onset (Solidus), °C 590
1010
Specific Heat Capacity, J/kg-K 990
380
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 27
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
30
Electrical Conductivity: Equal Weight (Specific), % IACS 170
31

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 1.7
8.7
Embodied Carbon, kg CO2/kg material 24
2.7
Embodied Energy, MJ/kg 160
44
Embodied Water, L/kg 970
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
11 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
69 to 1440
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 71
18
Strength to Weight: Axial, points 41
9.6 to 20
Strength to Weight: Bending, points 52
11 to 19
Thermal Diffusivity, mm2/s 81
40
Thermal Shock Resistance, points 14
11 to 22

Alloy Composition


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Copper (Cu), % 0 to 0.050
89 to 93
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 97.5 to 98.8
0
Manganese (Mn), % 1.2 to 2.0
0
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0
0.7 to 1.3
Zinc (Zn), % 0
5.1 to 10.3
Residuals, % 0 to 0.3
0 to 0.5