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Nickel 601 vs. S21900 Stainless Steel

Nickel 601 belongs to the nickel alloys classification, while S21900 stainless steel belongs to the iron alloys. They have 41% of their average alloy composition in common. There are 30 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 601 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, % 10 to 38
50
Fatigue Strength, MPa 220 to 380
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 440 to 530
510
Tensile Strength: Ultimate (UTS), MPa 660 to 890
710
Tensile Strength: Yield (Proof), MPa 290 to 800
390

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1410
1400
Melting Onset (Solidus), °C 1360
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 11
14
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 49
15
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 8.0
3.0
Embodied Energy, MJ/kg 110
43
Embodied Water, L/kg 280
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 200
300
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 1630
380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22 to 30
26
Strength to Weight: Bending, points 20 to 25
23
Thermal Diffusivity, mm2/s 2.8
3.8
Thermal Shock Resistance, points 17 to 23
15

Alloy Composition

Aluminum (Al), % 1.0 to 1.7
0
Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 21 to 25
19 to 21.5
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 7.7 to 20
59.4 to 67.4
Manganese (Mn), % 0 to 1.0
8.0 to 10
Nickel (Ni), % 58 to 63
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030