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Nickel 685 vs. N08221 Nickel

Both nickel 685 and N08221 nickel are nickel alloys. They have 69% of their average alloy composition in common. There are 26 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 N08221 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
34
Fatigue Strength, MPa 470
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 770
410
Tensile Strength: Ultimate (UTS), MPa 1250
610
Tensile Strength: Yield (Proof), MPa 850
270

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 1000
980
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1330
1390
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
44
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 10
7.9
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 340
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
170
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 42
21
Strength to Weight: Bending, points 31
19
Thermal Shock Resistance, points 37
16

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0 to 0.2
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0 to 0.025
Chromium (Cr), % 18 to 21
20 to 22
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
1.5 to 3.0
Iron (Fe), % 0 to 2.0
22 to 33.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.5 to 5.0
5.0 to 6.5
Nickel (Ni), % 49.6 to 62.5
39 to 46
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.050
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 2.8 to 3.3
0.6 to 1.0
Zinc (Zn), % 0.020 to 0.12
0