MakeItFrom.com
Menu (ESC)

Nickel 718 vs. Grade CY40 Nickel

Both nickel 718 and grade CY40 nickel are nickel alloys. They have 74% of their average alloy composition in common. 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 nickel 718 and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 50
34
Fatigue Strength, MPa 460 to 760
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
74
Tensile Strength: Ultimate (UTS), MPa 930 to 1530
540
Tensile Strength: Yield (Proof), MPa 510 to 1330
220

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Maximum Temperature: Mechanical, °C 980
960
Melting Completion (Liquidus), °C 1340
1350
Melting Onset (Solidus), °C 1260
1300
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 11
14
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 75
55
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 13
9.1
Embodied Energy, MJ/kg 190
130
Embodied Water, L/kg 250
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 390
150
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 4560
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 31 to 51
18
Strength to Weight: Bending, points 25 to 35
18
Thermal Diffusivity, mm2/s 3.0
3.7
Thermal Shock Resistance, points 27 to 44
16

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0 to 0.080
0 to 0.4
Chromium (Cr), % 17 to 21
14 to 17
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 11.1 to 24.6
0 to 11
Manganese (Mn), % 0 to 0.35
0 to 1.5
Molybdenum (Mo), % 2.8 to 3.3
0
Nickel (Ni), % 50 to 55
67 to 86
Niobium (Nb), % 4.8 to 5.5
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.35
0 to 3.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.65 to 1.2
0