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R30556 Alloy vs. EN AC-43100 Aluminum

R30556 alloy belongs to the iron alloys classification, while EN AC-43100 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 R30556 alloy and the bottom bar is EN AC-43100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
71
Elongation at Break, % 45
1.1 to 2.5
Fatigue Strength, MPa 320
68 to 76
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 81
27
Tensile Strength: Ultimate (UTS), MPa 780
180 to 270
Tensile Strength: Yield (Proof), MPa 350
97 to 230

Thermal Properties

Latent Heat of Fusion, J/g 300
540
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1420
600
Melting Onset (Solidus), °C 1330
590
Specific Heat Capacity, J/kg-K 450
900
Thermal Conductivity, W/m-K 11
140
Thermal Expansion, µm/m-K 15
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
37
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
130

Otherwise Unclassified Properties

Base Metal Price, % relative 70
9.5
Density, g/cm3 8.4
2.6
Embodied Carbon, kg CO2/kg material 8.7
7.8
Embodied Energy, MJ/kg 130
150
Embodied Water, L/kg 300
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
2.9 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 290
66 to 360
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 23
54
Strength to Weight: Axial, points 26
20 to 29
Strength to Weight: Bending, points 22
28 to 36
Thermal Diffusivity, mm2/s 2.9
60
Thermal Shock Resistance, points 18
8.6 to 12

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
86.9 to 90.8
Boron (B), % 0 to 0.020
0
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 21 to 23
0
Cobalt (Co), % 16 to 21
0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 20.4 to 38.2
0 to 0.55
Lanthanum (La), % 0.0050 to 0.1
0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0.2 to 0.45
Manganese (Mn), % 0.5 to 2.0
0 to 0.45
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0 to 0.050
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.2 to 0.8
9.0 to 11
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.15
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.15