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AWS E309L vs. EN AC-44400 Aluminum

AWS E309L belongs to the iron alloys classification, while EN AC-44400 aluminum belongs to the aluminum alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, 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 E309L and the bottom bar is EN AC-44400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
71
Elongation at Break, % 34
4.1
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 79
27
Tensile Strength: Ultimate (UTS), MPa 580
210

Thermal Properties

Latent Heat of Fusion, J/g 300
540
Melting Completion (Liquidus), °C 1420
600
Melting Onset (Solidus), °C 1370
590
Specific Heat Capacity, J/kg-K 480
900
Thermal Conductivity, W/m-K 15
140
Thermal Expansion, µm/m-K 14
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
33
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
110

Otherwise Unclassified Properties

Base Metal Price, % relative 20
9.5
Density, g/cm3 7.8
2.6
Embodied Carbon, kg CO2/kg material 3.7
7.8
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 180
1080

Common Calculations

Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
54
Strength to Weight: Axial, points 21
23
Strength to Weight: Bending, points 20
31
Thermal Diffusivity, mm2/s 4.0
60
Thermal Shock Resistance, points 15
9.8

Alloy Composition

Aluminum (Al), % 0
87.1 to 92
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 22 to 25
0
Copper (Cu), % 0 to 0.75
0 to 0.1
Iron (Fe), % 55.9 to 65.5
0 to 0.65
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0.5 to 2.5
0 to 0.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 12 to 14
0 to 0.050
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
8.0 to 11
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15