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6182 Aluminum vs. AWS E320LR

6182 aluminum belongs to the aluminum alloys classification, while AWS E320LR belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, 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 E320LR.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 6.8 to 13
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
77
Tensile Strength: Ultimate (UTS), MPa 230 to 320
580

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Melting Completion (Liquidus), °C 640
1410
Melting Onset (Solidus), °C 600
1360
Specific Heat Capacity, J/kg-K 900
460
Thermal Expansion, µm/m-K 23
14

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.4
6.2
Embodied Energy, MJ/kg 150
87
Embodied Water, L/kg 1170
220

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
24
Strength to Weight: Axial, points 23 to 32
20
Strength to Weight: Bending, points 30 to 38
19
Thermal Shock Resistance, points 10 to 14
15

Alloy Composition

Aluminum (Al), % 95 to 97.9
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.25
19 to 21
Copper (Cu), % 0 to 0.1
3.0 to 4.0
Iron (Fe), % 0 to 0.5
32.7 to 42.5
Magnesium (Mg), % 0.7 to 1.2
0
Manganese (Mn), % 0.5 to 1.0
1.5 to 2.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
32 to 36
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.9 to 1.3
0 to 0.3
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.050 to 0.2
0
Residuals, % 0 to 0.15
0