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Nickel 685 vs. N08535 Stainless Steel

Nickel 685 belongs to the nickel alloys classification, while N08535 stainless steel belongs to the iron alloys. They have 58% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 685 and the bottom bar is N08535 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
46
Fatigue Strength, MPa 470
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
80
Shear Strength, MPa 770
400
Tensile Strength: Ultimate (UTS), MPa 1250
570
Tensile Strength: Yield (Proof), MPa 850
240

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1380
1420
Melting Onset (Solidus), °C 1330
1370
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 13
13
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 75
36
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 10
6.3
Embodied Energy, MJ/kg 140
87
Embodied Water, L/kg 340
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 42
20
Strength to Weight: Bending, points 31
19
Thermal Diffusivity, mm2/s 3.3
3.3
Thermal Shock Resistance, points 37
13

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 0.030
Chromium (Cr), % 18 to 21
24 to 27
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
0 to 1.5
Iron (Fe), % 0 to 2.0
29.4 to 44.5
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.5 to 5.0
2.5 to 4.0
Nickel (Ni), % 49.6 to 62.5
29 to 36.5
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 2.8 to 3.3
0
Zinc (Zn), % 0.020 to 0.12
0