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S45000 Stainless Steel vs. N06985 Nickel

S45000 stainless steel belongs to the iron alloys classification, while N06985 nickel 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 (5, in this case) are not shown.

For each property being compared, the top bar is S45000 stainless steel and the bottom bar is N06985 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 6.8 to 14
45
Fatigue Strength, MPa 330 to 650
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Shear Strength, MPa 590 to 830
480
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
690
Tensile Strength: Yield (Proof), MPa 580 to 1310
260

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 840
990
Melting Completion (Liquidus), °C 1440
1350
Melting Onset (Solidus), °C 1390
1260
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 17
10
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
55
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.8
8.8
Embodied Energy, MJ/kg 39
120
Embodied Water, L/kg 130
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
250
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4400
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 35 to 50
23
Strength to Weight: Bending, points 28 to 36
21
Thermal Diffusivity, mm2/s 4.5
2.6
Thermal Shock Resistance, points 33 to 47
16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.015
Chromium (Cr), % 14 to 16
21 to 23.5
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 1.3 to 1.8
1.5 to 2.5
Iron (Fe), % 72.1 to 79.3
18 to 21
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
6.0 to 8.0
Nickel (Ni), % 5.0 to 7.0
35.9 to 53.5
Niobium (Nb), % 0
0 to 0.5
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
0 to 1.5