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6014 Aluminum vs. K1A Magnesium

6014 aluminum belongs to the aluminum alloys classification, while K1A 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 6014 aluminum and the bottom bar is K1A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
43
Elongation at Break, % 9.1 to 17
13
Fatigue Strength, MPa 43 to 79
39
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 96 to 150
55
Tensile Strength: Ultimate (UTS), MPa 160 to 260
180
Tensile Strength: Yield (Proof), MPa 80 to 200
51

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 620
650
Specific Heat Capacity, J/kg-K 900
1000
Thermal Conductivity, W/m-K 200
120
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 53
30
Electrical Conductivity: Equal Weight (Specific), % IACS 180
170

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.7
1.6
Embodied Carbon, kg CO2/kg material 8.6
24
Embodied Energy, MJ/kg 160
170
Embodied Water, L/kg 1190
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
17
Resilience: Unit (Modulus of Resilience), kJ/m3 46 to 300
30
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
73
Strength to Weight: Axial, points 16 to 26
31
Strength to Weight: Bending, points 24 to 33
43
Thermal Diffusivity, mm2/s 83
75
Thermal Shock Resistance, points 7.0 to 11
11

Alloy Composition

Aluminum (Al), % 97.1 to 99.2
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.35
0
Magnesium (Mg), % 0.4 to 0.8
98.7 to 99.6
Manganese (Mn), % 0.050 to 0.2
0
Silicon (Si), % 0.3 to 0.6
0
Titanium (Ti), % 0 to 0.1
0
Vanadium (V), % 0.050 to 0.2
0
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3