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6182 Aluminum vs. AWS E120C-K4

6182 aluminum belongs to the aluminum alloys classification, while AWS E120C-K4 belongs to the iron alloys. There are 27 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 6182 aluminum and the bottom bar is AWS E120C-K4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
190
Elongation at Break, % 6.8 to 13
17
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
73
Tensile Strength: Ultimate (UTS), MPa 230 to 320
950
Tensile Strength: Yield (Proof), MPa 130 to 270
840

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Melting Completion (Liquidus), °C 640
1460
Melting Onset (Solidus), °C 600
1410
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 160
41
Thermal Expansion, µm/m-K 23
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 130
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
3.5
Density, g/cm3 2.7
7.8
Embodied Carbon, kg CO2/kg material 8.4
1.7
Embodied Energy, MJ/kg 150
23
Embodied Water, L/kg 1170
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
160
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 520
1880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 23 to 32
34
Strength to Weight: Bending, points 30 to 38
27
Thermal Diffusivity, mm2/s 65
11
Thermal Shock Resistance, points 10 to 14
28

Alloy Composition

Aluminum (Al), % 95 to 97.9
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0 to 0.25
0.15 to 0.65
Copper (Cu), % 0 to 0.1
0 to 0.35
Iron (Fe), % 0 to 0.5
92.1 to 98.4
Magnesium (Mg), % 0.7 to 1.2
0
Manganese (Mn), % 0.5 to 1.0
0.75 to 2.3
Molybdenum (Mo), % 0
0.25 to 0.65
Nickel (Ni), % 0
0.5 to 2.5
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.9 to 1.3
0 to 0.8
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 0 to 0.1
0
Vanadium (V), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.050 to 0.2
0
Residuals, % 0
0 to 0.5