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S40977 Stainless Steel vs. N08026 Nickel

S40977 stainless steel belongs to the iron alloys classification, while N08026 nickel belongs to the nickel alloys. They have 44% of their average alloy composition in common. There are 31 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 S40977 stainless steel and the bottom bar is N08026 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
34
Fatigue Strength, MPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Shear Strength, MPa 320
410
Tensile Strength: Ultimate (UTS), MPa 510
620
Tensile Strength: Yield (Proof), MPa 310
270

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 720
990
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
41
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.9
7.2
Embodied Energy, MJ/kg 27
98
Embodied Water, L/kg 97
240

Common Calculations

PREN (Pitting Resistance) 12
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
170
Resilience: Unit (Modulus of Resilience), kJ/m3 250
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 6.7
3.2
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 10.5 to 12.5
22 to 26
Copper (Cu), % 0
2.0 to 4.0
Iron (Fe), % 83.9 to 89.2
24.4 to 37.9
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 6.7
Nickel (Ni), % 0.3 to 1.0
33 to 37.2
Nitrogen (N), % 0 to 0.030
0.1 to 0.16
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030