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6182 Aluminum vs. AWS E312

6182 aluminum belongs to the aluminum alloys classification, while AWS E312 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 E312.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 6.8 to 13
25
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 26
80
Tensile Strength: Ultimate (UTS), MPa 230 to 320
740

Thermal Properties

Latent Heat of Fusion, J/g 410
310
Melting Completion (Liquidus), °C 640
1410
Melting Onset (Solidus), °C 600
1360
Specific Heat Capacity, J/kg-K 900
480
Thermal Expansion, µm/m-K 23
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
20
Density, g/cm3 2.7
7.7
Embodied Carbon, kg CO2/kg material 8.4
3.6
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1170
200

Common Calculations

Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
25
Strength to Weight: Axial, points 23 to 32
27
Strength to Weight: Bending, points 30 to 38
24
Thermal Shock Resistance, points 10 to 14
18

Alloy Composition

Aluminum (Al), % 95 to 97.9
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0 to 0.25
28 to 32
Copper (Cu), % 0 to 0.1
0 to 0.75
Iron (Fe), % 0 to 0.5
52.3 to 63.5
Magnesium (Mg), % 0.7 to 1.2
0
Manganese (Mn), % 0.5 to 1.0
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
8.0 to 10.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.9 to 1.3
0 to 1.0
Sulfur (S), % 0
0 to 0.030
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