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Monel 400 vs. 8090 Aluminum

Monel 400 belongs to the nickel alloys classification, while 8090 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 Monel 400 and the bottom bar is 8090 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
67
Elongation at Break, % 20 to 40
3.5 to 13
Fatigue Strength, MPa 230 to 290
91 to 140
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 62
25
Tensile Strength: Ultimate (UTS), MPa 540 to 780
340 to 490
Tensile Strength: Yield (Proof), MPa 210 to 590
210 to 420

Thermal Properties

Latent Heat of Fusion, J/g 270
400
Maximum Temperature: Mechanical, °C 1000
190
Melting Completion (Liquidus), °C 1350
660
Melting Onset (Solidus), °C 1300
600
Specific Heat Capacity, J/kg-K 430
960
Thermal Conductivity, W/m-K 23
95 to 160
Thermal Expansion, µm/m-K 14
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
20
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
66

Otherwise Unclassified Properties

Base Metal Price, % relative 50
18
Density, g/cm3 8.9
2.7
Embodied Carbon, kg CO2/kg material 7.9
8.6
Embodied Energy, MJ/kg 110
170
Embodied Water, L/kg 250
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
16 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
340 to 1330
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
50
Strength to Weight: Axial, points 17 to 25
34 to 49
Strength to Weight: Bending, points 17 to 21
39 to 50
Thermal Diffusivity, mm2/s 6.1
36 to 60
Thermal Shock Resistance, points 17 to 25
15 to 22

Alloy Composition

Aluminum (Al), % 0
93 to 98.4
Carbon (C), % 0 to 0.3
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 28 to 34
1.0 to 1.6
Iron (Fe), % 0 to 2.5
0 to 0.3
Lithium (Li), % 0
2.2 to 2.7
Magnesium (Mg), % 0
0.6 to 1.3
Manganese (Mn), % 0 to 2.0
0 to 0.1
Nickel (Ni), % 63 to 72
0
Silicon (Si), % 0 to 0.5
0 to 0.2
Sulfur (S), % 0 to 0.024
0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0
0.040 to 0.16
Residuals, % 0
0 to 0.15