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Grade CY40 Nickel vs. SAE-AISI M41 Steel

Grade CY40 nickel belongs to the nickel alloys classification, while SAE-AISI M41 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade CY40 nickel and the bottom bar is SAE-AISI M41 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 540
800 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Melting Completion (Liquidus), °C 1350
1600
Melting Onset (Solidus), °C 1300
1550
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 14
22
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
33
Density, g/cm3 8.4
8.4
Embodied Carbon, kg CO2/kg material 9.1
9.1
Embodied Energy, MJ/kg 130
140
Embodied Water, L/kg 260
120

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
26 to 76
Strength to Weight: Bending, points 18
23 to 46
Thermal Diffusivity, mm2/s 3.7
6.0
Thermal Shock Resistance, points 16
25 to 71

Alloy Composition

Carbon (C), % 0 to 0.4
1.1 to 1.2
Chromium (Cr), % 14 to 17
3.8 to 4.5
Cobalt (Co), % 0
4.8 to 5.8
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 11
73.4 to 78.9
Manganese (Mn), % 0 to 1.5
0.2 to 0.6
Molybdenum (Mo), % 0
3.3 to 4.3
Nickel (Ni), % 67 to 86
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 3.0
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
6.3 to 7.0
Vanadium (V), % 0
1.8 to 2.3