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N06985 Nickel vs. S42030 Stainless Steel

N06985 nickel belongs to the nickel alloys classification, while S42030 stainless steel belongs to the iron alloys. They have a modest 38% of their average alloy composition in common, which, by itself, doesn't mean much. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N06985 nickel and the bottom bar is S42030 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
16
Fatigue Strength, MPa 220
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 480
410
Tensile Strength: Ultimate (UTS), MPa 690
670
Tensile Strength: Yield (Proof), MPa 260
410

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 990
780
Melting Completion (Liquidus), °C 1350
1450
Melting Onset (Solidus), °C 1260
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 10
28
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 55
10
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 8.8
2.5
Embodied Energy, MJ/kg 120
34
Embodied Water, L/kg 270
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
92
Resilience: Unit (Modulus of Resilience), kJ/m3 160
440
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 2.6
7.7
Thermal Shock Resistance, points 16
24

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.3
Chromium (Cr), % 21 to 23.5
12 to 14
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.5 to 2.5
2.0 to 3.0
Iron (Fe), % 18 to 21
77.6 to 85
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 6.0 to 8.0
1.0 to 3.0
Nickel (Ni), % 35.9 to 53.5
0
Niobium (Nb), % 0 to 0.5
0
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 0.030
Tungsten (W), % 0 to 1.5
0