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EN 2.4889 Nickel vs. S21900 Stainless Steel

EN 2.4889 nickel belongs to the nickel alloys classification, while S21900 stainless steel belongs to the iron alloys. They have 51% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 2.4889 nickel and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
50
Fatigue Strength, MPa 210
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 490
510
Tensile Strength: Ultimate (UTS), MPa 720
710
Tensile Strength: Yield (Proof), MPa 270
390

Thermal Properties

Latent Heat of Fusion, J/g 350
290
Maximum Temperature: Mechanical, °C 1200
980
Melting Completion (Liquidus), °C 1350
1400
Melting Onset (Solidus), °C 1300
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
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 42
15
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.9
3.0
Embodied Energy, MJ/kg 98
43
Embodied Water, L/kg 250
160

Common Calculations

PREN (Pitting Resistance) 28
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
300
Resilience: Unit (Modulus of Resilience), kJ/m3 180
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
26
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 3.4
3.8
Thermal Shock Resistance, points 19
15

Alloy Composition

Carbon (C), % 0.050 to 0.12
0 to 0.080
Cerium (Ce), % 0.030 to 0.090
0
Chromium (Cr), % 26 to 29
19 to 21.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 21 to 25
59.4 to 67.4
Manganese (Mn), % 0 to 1.0
8.0 to 10
Nickel (Ni), % 45 to 50.4
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 2.5 to 3.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030