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Nickel 686 vs. Monel R-405

Both nickel 686 and Monel R-405 are nickel alloys. They have 58% of their average alloy composition in common. There are 30 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 nickel 686 and the bottom bar is Monel R-405.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
160
Elongation at Break, % 51
9.1 to 39
Fatigue Strength, MPa 410
210 to 250
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 77
62
Shear Strength, MPa 560
350 to 370
Tensile Strength: Ultimate (UTS), MPa 780
540 to 630
Tensile Strength: Yield (Proof), MPa 350
190 to 350

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Maximum Temperature: Mechanical, °C 980
900
Melting Completion (Liquidus), °C 1380
1350
Melting Onset (Solidus), °C 1340
1300
Specific Heat Capacity, J/kg-K 420
430
Thermal Conductivity, W/m-K 9.8
23
Thermal Expansion, µm/m-K 12
14

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 70
50
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 12
7.9
Embodied Energy, MJ/kg 170
110
Embodied Water, L/kg 300
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
49 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 280
120 to 370
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 22
21
Strength to Weight: Axial, points 24
17 to 20
Strength to Weight: Bending, points 21
17 to 18
Thermal Diffusivity, mm2/s 2.6
5.9
Thermal Shock Resistance, points 21
17 to 20

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.3
Chromium (Cr), % 19 to 23
0
Copper (Cu), % 0
28 to 34
Iron (Fe), % 0 to 5.0
0 to 2.5
Manganese (Mn), % 0 to 0.75
0 to 2.0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.5 to 63
63 to 72
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.080
0 to 0.5
Sulfur (S), % 0 to 0.020
0.025 to 0.060
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0