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AWS E320 vs. EN AC-44200 Aluminum

AWS E320 belongs to the iron alloys classification, while EN AC-44200 aluminum belongs to the aluminum 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 AWS E320 and the bottom bar is EN AC-44200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
72
Elongation at Break, % 34
6.2
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
27
Tensile Strength: Ultimate (UTS), MPa 620
180

Thermal Properties

Latent Heat of Fusion, J/g 300
570
Melting Completion (Liquidus), °C 1410
590
Melting Onset (Solidus), °C 1360
580
Specific Heat Capacity, J/kg-K 460
910
Thermal Expansion, µm/m-K 14
21

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Density, g/cm3 8.2
2.5
Embodied Carbon, kg CO2/kg material 6.5
7.7
Embodied Energy, MJ/kg 91
140
Embodied Water, L/kg 220
1050

Common Calculations

Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 24
55
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
28
Thermal Shock Resistance, points 16
8.4

Alloy Composition

Aluminum (Al), % 0
85.2 to 89.5
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 3.0 to 4.0
0 to 0.050
Iron (Fe), % 31.8 to 43.5
0 to 0.55
Manganese (Mn), % 0.5 to 2.5
0 to 0.35
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 36
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.6
10.5 to 13.5
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15