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Grade M35-2 Nickel vs. Nickel 686

Both grade M35-2 nickel and nickel 686 are nickel alloys. They have 58% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade M35-2 nickel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
220
Elongation at Break, % 28
51
Fatigue Strength, MPa 160
410
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
77
Tensile Strength: Ultimate (UTS), MPa 500
780
Tensile Strength: Yield (Proof), MPa 230
350

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 900
980
Melting Completion (Liquidus), °C 1280
1380
Melting Onset (Solidus), °C 1230
1340
Specific Heat Capacity, J/kg-K 430
420
Thermal Conductivity, W/m-K 22
9.8
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 55
70
Density, g/cm3 8.8
9.0
Embodied Carbon, kg CO2/kg material 8.1
12
Embodied Energy, MJ/kg 110
170
Embodied Water, L/kg 250
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
320
Resilience: Unit (Modulus of Resilience), kJ/m3 170
280
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
22
Strength to Weight: Axial, points 16
24
Strength to Weight: Bending, points 16
21
Thermal Diffusivity, mm2/s 5.7
2.6
Thermal Shock Resistance, points 17
21

Alloy Composition

Carbon (C), % 0 to 0.35
0 to 0.010
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
0 to 5.0
Manganese (Mn), % 0 to 1.5
0 to 0.75
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 59.1 to 74
49.5 to 63
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0.020 to 0.25
Tungsten (W), % 0
3.0 to 4.4