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EN 1.3961 Alloy vs. EN AC-71100 Aluminum

EN 1.3961 alloy belongs to the iron alloys classification, while EN AC-71100 aluminum belongs to the aluminum alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, 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 EN 1.3961 alloy and the bottom bar is EN AC-71100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
72
Elongation at Break, % 31
1.1
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 72
27
Tensile Strength: Ultimate (UTS), MPa 450
260
Tensile Strength: Yield (Proof), MPa 310
230

Thermal Properties

Latent Heat of Fusion, J/g 270
490
Melting Completion (Liquidus), °C 1430
580
Melting Onset (Solidus), °C 1390
520
Specific Heat Capacity, J/kg-K 460
860
Thermal Expansion, µm/m-K 1.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 8.2
2.9
Embodied Carbon, kg CO2/kg material 4.8
7.4
Embodied Energy, MJ/kg 66
140
Embodied Water, L/kg 110
1010

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
2.8
Resilience: Unit (Modulus of Resilience), kJ/m3 250
360
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
47
Strength to Weight: Axial, points 15
25
Strength to Weight: Bending, points 16
31
Thermal Shock Resistance, points 130
12

Alloy Composition

Aluminum (Al), % 0
78.7 to 83.3
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 60.7 to 65
0 to 0.3
Magnesium (Mg), % 0
0.2 to 0.5
Manganese (Mn), % 0 to 0.5
0 to 0.15
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
7.5 to 9.5
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
9.0 to 10.5
Residuals, % 0
0 to 0.15