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R30556 Alloy vs. EN AC-48100 Aluminum

R30556 alloy belongs to the iron alloys classification, while EN AC-48100 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-48100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
76
Elongation at Break, % 45
1.1
Fatigue Strength, MPa 320
120 to 130
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 81
29
Tensile Strength: Ultimate (UTS), MPa 780
240 to 330
Tensile Strength: Yield (Proof), MPa 350
190 to 300

Thermal Properties

Latent Heat of Fusion, J/g 300
640
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1420
580
Melting Onset (Solidus), °C 1330
470
Specific Heat Capacity, J/kg-K 450
880
Thermal Conductivity, W/m-K 11
130
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
27
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
87

Otherwise Unclassified Properties

Base Metal Price, % relative 70
11
Density, g/cm3 8.4
2.8
Embodied Carbon, kg CO2/kg material 8.7
7.3
Embodied Energy, MJ/kg 130
130
Embodied Water, L/kg 300
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
2.3 to 3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 290
250 to 580
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 23
51
Strength to Weight: Axial, points 26
24 to 33
Strength to Weight: Bending, points 22
31 to 38
Thermal Diffusivity, mm2/s 2.9
55
Thermal Shock Resistance, points 18
11 to 16

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
72.1 to 79.8
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
4.0 to 5.0
Iron (Fe), % 20.4 to 38.2
0 to 1.3
Lanthanum (La), % 0.0050 to 0.1
0
Magnesium (Mg), % 0
0.25 to 0.65
Manganese (Mn), % 0.5 to 2.0
0 to 0.5
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0 to 0.3
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
16 to 18
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0
0 to 0.25
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
0 to 1.5
Residuals, % 0
0 to 0.25