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Monel 400 vs. 5254 Aluminum

Monel 400 belongs to the nickel alloys classification, while 5254 aluminum belongs to the aluminum 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 Monel 400 and the bottom bar is 5254 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
68
Elongation at Break, % 20 to 40
3.4 to 22
Fatigue Strength, MPa 230 to 290
110 to 160
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 62
26
Shear Strength, MPa 370 to 490
150 to 200
Tensile Strength: Ultimate (UTS), MPa 540 to 780
240 to 350
Tensile Strength: Yield (Proof), MPa 210 to 590
100 to 270

Thermal Properties

Latent Heat of Fusion, J/g 270
400
Maximum Temperature: Mechanical, °C 1000
190
Melting Completion (Liquidus), °C 1350
640
Melting Onset (Solidus), °C 1300
590
Specific Heat Capacity, J/kg-K 430
900
Thermal Conductivity, W/m-K 23
130
Thermal Expansion, µm/m-K 14
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
32
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
110

Otherwise Unclassified Properties

Base Metal Price, % relative 50
9.5
Density, g/cm3 8.9
2.7
Embodied Carbon, kg CO2/kg material 7.9
8.8
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 250
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
11 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
73 to 550
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
51
Strength to Weight: Axial, points 17 to 25
25 to 37
Strength to Weight: Bending, points 17 to 21
32 to 41
Thermal Diffusivity, mm2/s 6.1
52
Thermal Shock Resistance, points 17 to 25
10 to 16

Alloy Composition

Aluminum (Al), % 0
94.4 to 96.8
Carbon (C), % 0 to 0.3
0
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 28 to 34
0 to 0.050
Iron (Fe), % 0 to 2.5
0 to 0.45
Magnesium (Mg), % 0
3.1 to 3.9
Manganese (Mn), % 0 to 2.0
0 to 0.010
Nickel (Ni), % 63 to 72
0
Silicon (Si), % 0 to 0.5
0 to 0.45
Sulfur (S), % 0 to 0.024
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants