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S32550 Stainless Steel vs. N06255 Nickel

S32550 stainless steel belongs to the iron alloys classification, while N06255 nickel belongs to the nickel alloys. They have 50% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S32550 stainless steel and the bottom bar is N06255 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 21
45
Fatigue Strength, MPa 400
210
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
81
Shear Strength, MPa 540
460
Tensile Strength: Ultimate (UTS), MPa 860
660
Tensile Strength: Yield (Proof), MPa 620
250

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 20
55
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 3.8
9.4
Embodied Energy, MJ/kg 53
130
Embodied Water, L/kg 180
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
230
Resilience: Unit (Modulus of Resilience), kJ/m3 940
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31
22
Strength to Weight: Bending, points 26
20
Thermal Shock Resistance, points 23
17

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.030
Chromium (Cr), % 24 to 27
23 to 26
Copper (Cu), % 1.5 to 2.5
0 to 1.2
Iron (Fe), % 57.2 to 67
6.0 to 24
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 2.9 to 3.9
6.0 to 9.0
Nickel (Ni), % 4.5 to 6.5
47 to 52
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.69
Tungsten (W), % 0
0 to 3.0