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Nickel 686 vs. N10276 Nickel

Both nickel 686 and N10276 nickel are nickel alloys. Both are furnished in the annealed condition. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is nickel 686 and the bottom bar is N10276 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 51
47
Fatigue Strength, MPa 410
280
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
84
Shear Strength, MPa 560
550
Tensile Strength: Ultimate (UTS), MPa 780
780
Tensile Strength: Yield (Proof), MPa 350
320

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 980
960
Melting Completion (Liquidus), °C 1380
1370
Melting Onset (Solidus), °C 1340
1320
Specific Heat Capacity, J/kg-K 420
410
Thermal Conductivity, W/m-K 9.8
9.1
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
70
Density, g/cm3 9.0
9.1
Embodied Carbon, kg CO2/kg material 12
13
Embodied Energy, MJ/kg 170
170
Embodied Water, L/kg 300
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
300
Resilience: Unit (Modulus of Resilience), kJ/m3 280
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 2.6
2.4
Thermal Shock Resistance, points 21
23

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.010
Chromium (Cr), % 19 to 23
14.5 to 16.5
Cobalt (Co), % 0
0 to 2.5
Iron (Fe), % 0 to 5.0
4.0 to 7.0
Manganese (Mn), % 0 to 0.75
0 to 0.010
Molybdenum (Mo), % 15 to 17
15 to 17
Nickel (Ni), % 49.5 to 63
51 to 63.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.080
0 to 0.080
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
3.0 to 4.5
Vanadium (V), % 0
0 to 0.35