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N08120 Nickel vs. S31730 Stainless Steel

N08120 nickel belongs to the nickel alloys classification, while S31730 stainless steel belongs to the iron alloys. They have 68% of their average alloy composition in common. There are 27 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 N08120 nickel and the bottom bar is S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
40
Fatigue Strength, MPa 230
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 470
370
Tensile Strength: Ultimate (UTS), MPa 700
540
Tensile Strength: Yield (Proof), MPa 310
200

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Mechanical, °C 1000
990
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 45
24
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 7.2
4.6
Embodied Energy, MJ/kg 100
63
Embodied Water, L/kg 240
180

Common Calculations

PREN (Pitting Resistance) 35
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
170
Resilience: Unit (Modulus of Resilience), kJ/m3 240
99
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0.020 to 0.1
0 to 0.030
Chromium (Cr), % 23 to 27
17 to 19
Cobalt (Co), % 0 to 3.0
0
Copper (Cu), % 0 to 0.5
4.0 to 5.0
Iron (Fe), % 21 to 41.4
52.4 to 61
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0 to 2.5
3.0 to 4.0
Nickel (Ni), % 35 to 39
15 to 16.5
Niobium (Nb), % 0.4 to 0.9
0
Nitrogen (N), % 0.15 to 0.3
0 to 0.045
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0 to 0.2
0
Tungsten (W), % 0 to 2.5
0