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Monel 400 vs. Grade CY40 Nickel

Both Monel 400 and grade CY40 nickel are nickel alloys. They have 70% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 20 to 40
34
Fatigue Strength, MPa 230 to 290
160
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
74
Tensile Strength: Ultimate (UTS), MPa 540 to 780
540
Tensile Strength: Yield (Proof), MPa 210 to 590
220

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 1000
960
Melting Completion (Liquidus), °C 1350
1350
Melting Onset (Solidus), °C 1300
1300
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 23
14
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 50
55
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 7.9
9.1
Embodied Energy, MJ/kg 110
130
Embodied Water, L/kg 250
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
150
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
130
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 17 to 25
18
Strength to Weight: Bending, points 17 to 21
18
Thermal Diffusivity, mm2/s 6.1
3.7
Thermal Shock Resistance, points 17 to 25
16

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.4
Chromium (Cr), % 0
14 to 17
Copper (Cu), % 28 to 34
0
Iron (Fe), % 0 to 2.5
0 to 11
Manganese (Mn), % 0 to 2.0
0 to 1.5
Nickel (Ni), % 63 to 72
67 to 86
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 3.0
Sulfur (S), % 0 to 0.024
0 to 0.030