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N06255 Nickel vs. S21904 Stainless Steel

N06255 nickel belongs to the nickel alloys classification, while S21904 stainless steel belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is N06255 nickel and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
17 to 51
Fatigue Strength, MPa 210
380 to 550
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
78
Shear Strength, MPa 460
510 to 620
Tensile Strength: Ultimate (UTS), MPa 660
700 to 1000
Tensile Strength: Yield (Proof), MPa 250
390 to 910

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 1000
980
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 55
15
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 9.4
3.0
Embodied Energy, MJ/kg 130
43
Embodied Water, L/kg 270
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
160 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 150
380 to 2070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22
25 to 36
Strength to Weight: Bending, points 20
23 to 29
Thermal Shock Resistance, points 17
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.040
Chromium (Cr), % 23 to 26
19 to 21.5
Copper (Cu), % 0 to 1.2
0
Iron (Fe), % 6.0 to 24
59.5 to 67.4
Manganese (Mn), % 0 to 1.0
8.0 to 10
Molybdenum (Mo), % 6.0 to 9.0
0
Nickel (Ni), % 47 to 52
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.69
0
Tungsten (W), % 0 to 3.0
0