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Nickel 685 vs. Nickel 201

Both nickel 685 and nickel 201 are nickel alloys. They have 57% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is nickel 685 and the bottom bar is nickel 201.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Elongation at Break, % 17
4.5 to 45
Fatigue Strength, MPa 470
42 to 210
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 77
70
Shear Strength, MPa 770
270 to 380
Tensile Strength: Ultimate (UTS), MPa 1250
390 to 660
Tensile Strength: Yield (Proof), MPa 850
80 to 510

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 1000
900
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1440
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 13
78
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
65
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 10
11
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 340
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
25 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
17 to 720
Stiffness to Weight: Axial, points 13
11
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 42
12 to 20
Strength to Weight: Bending, points 31
13 to 19
Thermal Diffusivity, mm2/s 3.3
20
Thermal Shock Resistance, points 37
11 to 19

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0 to 0.020
Chromium (Cr), % 18 to 21
0
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 2.0
0 to 0.4
Manganese (Mn), % 0 to 1.0
0 to 0.35
Molybdenum (Mo), % 3.5 to 5.0
0
Nickel (Ni), % 49.6 to 62.5
99 to 100
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 2.8 to 3.3
0
Zinc (Zn), % 0.020 to 0.12
0