MakeItFrom.com
Menu (ESC)

AZ91A Magnesium vs. 4015 Aluminum

AZ91A magnesium belongs to the magnesium alloys classification, while 4015 aluminum belongs to the aluminum alloys. There are 31 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 AZ91A magnesium and the bottom bar is 4015 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 63
35 to 70
Elastic (Young's, Tensile) Modulus, GPa 46
70
Elongation at Break, % 5.0
1.1 to 23
Fatigue Strength, MPa 99
46 to 71
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 140
82 to 120
Tensile Strength: Ultimate (UTS), MPa 240
130 to 220
Tensile Strength: Yield (Proof), MPa 160
50 to 200

Thermal Properties

Latent Heat of Fusion, J/g 360
420
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 470
600
Specific Heat Capacity, J/kg-K 990
900
Thermal Conductivity, W/m-K 73
160
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
41
Electrical Conductivity: Equal Weight (Specific), % IACS 52
130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 22
8.1
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
2.4 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 280
18 to 290
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 69
50
Strength to Weight: Axial, points 38
13 to 22
Strength to Weight: Bending, points 49
21 to 30
Thermal Diffusivity, mm2/s 42
66
Thermal Shock Resistance, points 14
5.7 to 9.7

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 460
Aluminum (Al), % 8.3 to 9.7
94.9 to 97.9
Copper (Cu), % 0 to 0.1
0 to 0.2
Iron (Fe), % 0
0 to 0.7
Magnesium (Mg), % 88.2 to 91.2
0.1 to 0.5
Manganese (Mn), % 0.13 to 0.5
0.6 to 1.2
Nickel (Ni), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
1.4 to 2.2
Zinc (Zn), % 0.35 to 1.0
0 to 0.2
Residuals, % 0
0 to 0.15