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N07773 Nickel vs. S21900 Stainless Steel

N07773 nickel belongs to the nickel alloys classification, while S21900 stainless steel belongs to the iron alloys. They have 44% of their average alloy composition in common. There are 27 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 N07773 nickel and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
50
Fatigue Strength, MPa 220
380
Poisson's Ratio 0.29
0.28
Reduction in Area, % 56
57
Shear Modulus, GPa 77
78
Shear Strength, MPa 480
510
Tensile Strength: Ultimate (UTS), MPa 710
710
Tensile Strength: Yield (Proof), MPa 270
390

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 990
980
Melting Completion (Liquidus), °C 1510
1400
Melting Onset (Solidus), °C 1460
1350
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 75
15
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 13
3.0
Embodied Energy, MJ/kg 180
43
Embodied Water, L/kg 260
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
300
Resilience: Unit (Modulus of Resilience), kJ/m3 180
380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
23
Thermal Shock Resistance, points 20
15

Alloy Composition

Aluminum (Al), % 0 to 2.0
0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 18 to 27
19 to 21.5
Iron (Fe), % 0 to 32
59.4 to 67.4
Manganese (Mn), % 0 to 1.0
8.0 to 10
Molybdenum (Mo), % 2.5 to 5.5
0
Nickel (Ni), % 45 to 60
5.5 to 7.5
Niobium (Nb), % 2.5 to 6.0
0
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 2.0
0
Tungsten (W), % 0 to 6.0
0