MakeItFrom.com
Menu (ESC)

7049A Aluminum vs. AM60B Magnesium

7049A aluminum belongs to the aluminum alloys classification, while AM60B magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7049A aluminum and the bottom bar is AM60B magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
45
Elongation at Break, % 5.0 to 5.7
11
Fatigue Strength, MPa 180
96
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 340 to 350
140
Tensile Strength: Ultimate (UTS), MPa 580 to 590
230
Tensile Strength: Yield (Proof), MPa 500 to 530
130

Thermal Properties

Latent Heat of Fusion, J/g 370
350
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 640
620
Melting Onset (Solidus), °C 430
540
Specific Heat Capacity, J/kg-K 850
1000
Thermal Conductivity, W/m-K 130
61
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
13
Electrical Conductivity: Equal Weight (Specific), % IACS 120
72

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 3.1
1.7
Embodied Carbon, kg CO2/kg material 8.2
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1100
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28 to 32
21
Resilience: Unit (Modulus of Resilience), kJ/m3 1800 to 1990
190
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 44
71
Strength to Weight: Axial, points 52 to 53
38
Strength to Weight: Bending, points 50 to 51
50
Thermal Diffusivity, mm2/s 50
37
Thermal Shock Resistance, points 25
14

Alloy Composition

Aluminum (Al), % 84.6 to 89.5
5.5 to 6.5
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 1.2 to 1.9
0 to 0.010
Iron (Fe), % 0 to 0.5
0 to 0.0050
Magnesium (Mg), % 2.1 to 3.1
92.6 to 94.3
Manganese (Mn), % 0 to 0.5
0.24 to 0.6
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.4
0 to 0.1
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 7.2 to 8.4
0 to 0.22
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0 to 0.15
0