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Monel K-500 vs. ACI-ASTM CD3MCuN Steel

Monel K-500 belongs to the nickel alloys classification, while ACI-ASTM CD3MCuN steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is ACI-ASTM CD3MCuN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 25 to 36
29
Fatigue Strength, MPa 260 to 560
370
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 61
80
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
790
Tensile Strength: Yield (Proof), MPa 310 to 880
500

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1350
1440
Melting Onset (Solidus), °C 1320
1390
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 18
15
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 50
20
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 8.1
3.9
Embodied Energy, MJ/kg 120
54
Embodied Water, L/kg 280
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
200
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
620
Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 21 to 35
28
Strength to Weight: Bending, points 19 to 27
24
Thermal Diffusivity, mm2/s 4.8
4.1
Thermal Shock Resistance, points 21 to 36
22

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0 to 0.030
Chromium (Cr), % 0
24 to 26.7
Copper (Cu), % 27 to 33
1.4 to 1.9
Iron (Fe), % 0 to 2.0
58.2 to 65.9
Manganese (Mn), % 0 to 1.5
0 to 1.2
Molybdenum (Mo), % 0
2.9 to 3.8
Nickel (Ni), % 63 to 70.4
5.6 to 6.7
Nitrogen (N), % 0
0.22 to 0.33
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.1
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.35 to 0.85
0