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6063A Aluminum vs. R30556 Alloy

6063A aluminum belongs to the aluminum alloys classification, while R30556 alloy belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 6063A aluminum and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
210
Elongation at Break, % 6.7 to 18
45
Fatigue Strength, MPa 53 to 80
320
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
81
Shear Strength, MPa 78 to 150
550
Tensile Strength: Ultimate (UTS), MPa 130 to 260
780
Tensile Strength: Yield (Proof), MPa 55 to 200
350

Thermal Properties

Latent Heat of Fusion, J/g 400
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 640
1420
Melting Onset (Solidus), °C 620
1330
Specific Heat Capacity, J/kg-K 900
450
Thermal Conductivity, W/m-K 200
11
Thermal Expansion, µm/m-K 23
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49 to 54
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 160 to 180
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
70
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.3
8.7
Embodied Energy, MJ/kg 150
130
Embodied Water, L/kg 1190
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 21
290
Resilience: Unit (Modulus of Resilience), kJ/m3 22 to 280
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
23
Strength to Weight: Axial, points 13 to 26
26
Strength to Weight: Bending, points 21 to 33
22
Thermal Diffusivity, mm2/s 83
2.9
Thermal Shock Resistance, points 5.6 to 11
18

Alloy Composition

Aluminum (Al), % 97.5 to 99
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0 to 0.050
21 to 23
Cobalt (Co), % 0
16 to 21
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0.15 to 0.35
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Magnesium (Mg), % 0.6 to 0.9
0
Manganese (Mn), % 0 to 0.15
0.5 to 2.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 0
19 to 22.5
Niobium (Nb), % 0
0 to 0.3
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.3 to 0.6
0.2 to 0.8
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Titanium (Ti), % 0 to 0.1
0
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 0 to 0.15
0.0010 to 0.1
Residuals, % 0 to 0.15
0