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N10624 Nickel vs. S31655 Stainless Steel

N10624 nickel belongs to the nickel alloys classification, while S31655 stainless steel belongs to the iron alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is N10624 nickel and the bottom bar is S31655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 45
39
Fatigue Strength, MPa 310
300
Poisson's Ratio 0.3
0.28
Rockwell B Hardness 86
88
Shear Modulus, GPa 84
78
Shear Strength, MPa 570
490
Tensile Strength: Ultimate (UTS), MPa 810
710
Tensile Strength: Yield (Proof), MPa 360
350

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 930
1010
Melting Completion (Liquidus), °C 1580
1430
Melting Onset (Solidus), °C 1520
1380
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
17
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 13
3.3
Embodied Energy, MJ/kg 170
46
Embodied Water, L/kg 270
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
230
Resilience: Unit (Modulus of Resilience), kJ/m3 300
310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 22
23
Thermal Shock Resistance, points 24
16

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 6.0 to 10
19.5 to 21.5
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0 to 1.0
Iron (Fe), % 5.0 to 8.0
63.2 to 71.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 21 to 25
0.5 to 1.5
Nickel (Ni), % 53.9 to 68
8.0 to 9.5
Nitrogen (N), % 0
0.14 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015