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AISI 310S Stainless Steel vs. Nickel 686

AISI 310S stainless steel belongs to the iron alloys classification, while nickel 686 belongs to the nickel 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 AISI 310S stainless steel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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