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Nickel 686 vs. AISI 310S Stainless Steel

Nickel 686 belongs to the nickel alloys classification, while AISI 310S stainless steel belongs to the iron alloys. They have 44% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is AISI 310S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 51
34 to 44
Fatigue Strength, MPa 410
250 to 280
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 560
420 to 470
Tensile Strength: Ultimate (UTS), MPa 780
600 to 710
Tensile Strength: Yield (Proof), MPa 350
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 420
480
Thermal Conductivity, W/m-K 9.8
16
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
25
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 12
4.3
Embodied Energy, MJ/kg 170
61
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 280
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24
21 to 25
Strength to Weight: Bending, points 21
20 to 22
Thermal Diffusivity, mm2/s 2.6
4.1
Thermal Shock Resistance, points 21
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.080
Chromium (Cr), % 19 to 23
24 to 26
Iron (Fe), % 0 to 5.0
48.3 to 57
Manganese (Mn), % 0 to 0.75
0 to 2.0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.5 to 63
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.080
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0