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6082 Aluminum vs. AWS ER80S-B2

6082 aluminum belongs to the aluminum alloys classification, while AWS ER80S-B2 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, 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 6082 aluminum and the bottom bar is AWS ER80S-B2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
190
Elongation at Break, % 6.3 to 18
21
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
73
Tensile Strength: Ultimate (UTS), MPa 140 to 340
620
Tensile Strength: Yield (Proof), MPa 85 to 320
540

Thermal Properties

Latent Heat of Fusion, J/g 410
260
Melting Completion (Liquidus), °C 650
1460
Melting Onset (Solidus), °C 580
1420
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 160
40
Thermal Expansion, µm/m-K 23
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 140
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
3.0
Density, g/cm3 2.7
7.8
Embodied Carbon, kg CO2/kg material 8.3
1.6
Embodied Energy, MJ/kg 150
21
Embodied Water, L/kg 1170
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 43
130
Resilience: Unit (Modulus of Resilience), kJ/m3 52 to 710
760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 14 to 35
22
Strength to Weight: Bending, points 21 to 40
21
Thermal Diffusivity, mm2/s 67
11
Thermal Shock Resistance, points 6.0 to 15
18

Alloy Composition

Aluminum (Al), % 95.2 to 98.3
0
Carbon (C), % 0
0.070 to 0.12
Chromium (Cr), % 0 to 0.25
1.2 to 1.5
Copper (Cu), % 0 to 0.1
0 to 0.35
Iron (Fe), % 0 to 0.5
95.2 to 97.5
Magnesium (Mg), % 0.6 to 1.2
0
Manganese (Mn), % 0.4 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 0
0.4 to 0.65
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.7 to 1.3
0.4 to 0.7
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0
0 to 0.5