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Nickel 686 vs. Grade CU5MCuC Nickel

Both nickel 686 and grade CU5MCuC nickel are nickel alloys. They have 68% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is grade CU5MCuC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 51
22
Fatigue Strength, MPa 410
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 780
580
Tensile Strength: Yield (Proof), MPa 350
270

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 980
980
Melting Completion (Liquidus), °C 1380
1420
Melting Onset (Solidus), °C 1340
1370
Specific Heat Capacity, J/kg-K 420
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
45
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 12
7.7
Embodied Energy, MJ/kg 170
110
Embodied Water, L/kg 300
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110
Resilience: Unit (Modulus of Resilience), kJ/m3 280
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
20
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 21
16

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.050
Chromium (Cr), % 19 to 23
19.5 to 23.5
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 0 to 5.0
22.2 to 37.9
Manganese (Mn), % 0 to 0.75
0 to 1.0
Molybdenum (Mo), % 15 to 17
2.5 to 3.5
Nickel (Ni), % 49.5 to 63
38 to 44
Niobium (Nb), % 0
0.6 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.080
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0