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Nickel 59 vs. S21904 Stainless Steel

Nickel 59 belongs to the nickel alloys classification, while S21904 stainless steel belongs to the iron alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 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 nickel 59 and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 50
17 to 51
Fatigue Strength, MPa 320
380 to 550
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
78
Shear Strength, MPa 560
510 to 620
Tensile Strength: Ultimate (UTS), MPa 780
700 to 1000
Tensile Strength: Yield (Proof), MPa 350
390 to 910

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Mechanical, °C 990
980
Melting Completion (Liquidus), °C 1500
1400
Melting Onset (Solidus), °C 1450
1350
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 10
14
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 65
15
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 12
3.0
Embodied Energy, MJ/kg 160
43
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
160 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 280
380 to 2070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
25 to 36
Strength to Weight: Bending, points 22
23 to 29
Thermal Diffusivity, mm2/s 2.7
3.8
Thermal Shock Resistance, points 15
15 to 21

Alloy Composition

Aluminum (Al), % 0.1 to 0.4
0
Carbon (C), % 0 to 0.010
0 to 0.040
Chromium (Cr), % 22 to 24
19 to 21.5
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 1.5
59.5 to 67.4
Manganese (Mn), % 0 to 0.5
8.0 to 10
Molybdenum (Mo), % 15 to 16.5
0
Nickel (Ni), % 56.2 to 62.9
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.015
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030