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AWS E209 vs. EN AC-51500 Aluminum

AWS E209 belongs to the iron alloys classification, while EN AC-51500 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 E209 and the bottom bar is EN AC-51500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
68
Elongation at Break, % 17
5.6
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 79
26
Tensile Strength: Ultimate (UTS), MPa 770
280

Thermal Properties

Latent Heat of Fusion, J/g 300
430
Melting Completion (Liquidus), °C 1420
630
Melting Onset (Solidus), °C 1370
590
Specific Heat Capacity, J/kg-K 480
910
Thermal Expansion, µm/m-K 14
23

Otherwise Unclassified Properties

Base Metal Price, % relative 21
9.5
Density, g/cm3 7.8
2.6
Embodied Carbon, kg CO2/kg material 4.4
9.0
Embodied Energy, MJ/kg 63
150
Embodied Water, L/kg 180
1150

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
52
Strength to Weight: Axial, points 28
29
Strength to Weight: Bending, points 24
36
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 0
89.8 to 93.1
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 24
0
Copper (Cu), % 0 to 0.75
0 to 0.050
Iron (Fe), % 51.5 to 64.3
0 to 0.25
Magnesium (Mg), % 0
4.7 to 6.0
Manganese (Mn), % 4.0 to 7.0
0.4 to 0.8
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 9.5 to 12
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
1.8 to 2.6
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.25
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0
0 to 0.15