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7020 Aluminum vs. Monel R-405

7020 aluminum belongs to the aluminum alloys classification, while Monel R-405 belongs to the nickel 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 7020 aluminum and the bottom bar is Monel R-405.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
160
Elongation at Break, % 8.4 to 14
9.1 to 39
Fatigue Strength, MPa 110 to 130
210 to 250
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
62
Shear Strength, MPa 110 to 230
350 to 370
Tensile Strength: Ultimate (UTS), MPa 190 to 390
540 to 630
Tensile Strength: Yield (Proof), MPa 120 to 310
190 to 350

Thermal Properties

Latent Heat of Fusion, J/g 380
270
Maximum Temperature: Mechanical, °C 210
900
Melting Completion (Liquidus), °C 650
1350
Melting Onset (Solidus), °C 610
1300
Specific Heat Capacity, J/kg-K 880
430
Thermal Conductivity, W/m-K 150
23
Thermal Expansion, µm/m-K 23
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
50
Density, g/cm3 2.9
8.9
Embodied Carbon, kg CO2/kg material 8.3
7.9
Embodied Energy, MJ/kg 150
110
Embodied Water, L/kg 1150
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 46
49 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 690
120 to 370
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 47
21
Strength to Weight: Axial, points 18 to 37
17 to 20
Strength to Weight: Bending, points 25 to 41
17 to 18
Thermal Diffusivity, mm2/s 59
5.9
Thermal Shock Resistance, points 8.3 to 17
17 to 20

Alloy Composition

Aluminum (Al), % 91.2 to 94.8
0
Carbon (C), % 0
0 to 0.3
Chromium (Cr), % 0.1 to 0.35
0
Copper (Cu), % 0 to 0.2
28 to 34
Iron (Fe), % 0 to 0.4
0 to 2.5
Magnesium (Mg), % 1.0 to 1.4
0
Manganese (Mn), % 0.050 to 0.5
0 to 2.0
Nickel (Ni), % 0
63 to 72
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0
0.025 to 0.060
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 4.0 to 5.0
0
Zirconium (Zr), % 0.080 to 0.25
0
Residuals, % 0 to 0.15
0

Comparable Variants