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EN 2.4951 Nickel vs. S43932 Stainless Steel

EN 2.4951 nickel belongs to the nickel alloys classification, while S43932 stainless steel belongs to the iron alloys. They have a modest 22% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 2.4951 nickel and the bottom bar is S43932 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
25
Fatigue Strength, MPa 200
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 500
300
Tensile Strength: Ultimate (UTS), MPa 750
460
Tensile Strength: Yield (Proof), MPa 270
230

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 1150
890
Melting Completion (Liquidus), °C 1360
1440
Melting Onset (Solidus), °C 1310
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
23
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 60
12
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 9.3
2.7
Embodied Energy, MJ/kg 130
40
Embodied Water, L/kg 280
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
96
Resilience: Unit (Modulus of Resilience), kJ/m3 190
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 22
17
Thermal Diffusivity, mm2/s 3.1
6.3
Thermal Shock Resistance, points 23
16

Alloy Composition

Aluminum (Al), % 0 to 0.3
0 to 0.15
Carbon (C), % 0.080 to 0.15
0 to 0.030
Chromium (Cr), % 18 to 21
17 to 19
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 5.0
76.7 to 83
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 65.4 to 81.7
0 to 0.5
Niobium (Nb), % 0
0.2 to 0.75
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.2 to 0.6
0.2 to 0.75