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AM60A Magnesium vs. 705.0 Aluminum

AM60A magnesium belongs to the magnesium alloys classification, while 705.0 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AM60A magnesium and the bottom bar is 705.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 62
62 to 65
Elastic (Young's, Tensile) Modulus, GPa 45
69
Elongation at Break, % 8.8
8.4 to 10
Fatigue Strength, MPa 70
63 to 98
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Tensile Strength: Ultimate (UTS), MPa 230
240 to 260
Tensile Strength: Yield (Proof), MPa 130
130

Thermal Properties

Latent Heat of Fusion, J/g 350
390
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 550
610
Specific Heat Capacity, J/kg-K 1000
890
Thermal Conductivity, W/m-K 62
140
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
34
Electrical Conductivity: Equal Weight (Specific), % IACS 69
110

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.8
Embodied Carbon, kg CO2/kg material 23
8.4
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
18 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 190
120 to 130
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
49
Strength to Weight: Axial, points 37
24 to 26
Strength to Weight: Bending, points 49
31 to 32
Thermal Diffusivity, mm2/s 37
55
Thermal Shock Resistance, points 14
11

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
92.3 to 98.6
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 0 to 0.35
0 to 0.2
Iron (Fe), % 0
0 to 0.8
Magnesium (Mg), % 91.8 to 94.4
1.4 to 1.8
Manganese (Mn), % 0.13 to 0.6
0 to 0.6
Nickel (Ni), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.2
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0 to 0.22
0 to 3.3
Residuals, % 0
0 to 0.15