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Nickel 908 vs. Grade CY40 Nickel

Both nickel 908 and grade CY40 nickel are nickel alloys. They have 59% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 908 and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Elongation at Break, % 11
34
Fatigue Strength, MPa 450
160
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
74
Tensile Strength: Ultimate (UTS), MPa 1340
540
Tensile Strength: Yield (Proof), MPa 930
220

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 920
960
Melting Completion (Liquidus), °C 1430
1350
Melting Onset (Solidus), °C 1380
1300
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 11
14
Thermal Expansion, µm/m-K 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
55
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 9.3
9.1
Embodied Energy, MJ/kg 140
130
Embodied Water, L/kg 170
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 2340
130
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 45
18
Strength to Weight: Bending, points 33
18
Thermal Diffusivity, mm2/s 2.9
3.7
Thermal Shock Resistance, points 61
16

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0 to 0.012
0
Carbon (C), % 0 to 0.030
0 to 0.4
Chromium (Cr), % 3.8 to 4.5
14 to 17
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 35.6 to 44.6
0 to 11
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 47 to 51
67 to 86
Niobium (Nb), % 2.7 to 3.3
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 3.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 1.2 to 1.8
0