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EN 2.4951 Nickel vs. S40977 Stainless Steel

EN 2.4951 nickel belongs to the nickel alloys classification, while S40977 stainless steel belongs to the iron alloys. 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 S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
21
Fatigue Strength, MPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 500
320
Tensile Strength: Ultimate (UTS), MPa 750
510
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Maximum Temperature: Mechanical, °C 1150
720
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
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 60
6.5
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 9.3
1.9
Embodied Energy, MJ/kg 130
27
Embodied Water, L/kg 280
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
92
Resilience: Unit (Modulus of Resilience), kJ/m3 190
250
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 3.1
6.7
Thermal Shock Resistance, points 23
18

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0.080 to 0.15
0 to 0.030
Chromium (Cr), % 18 to 21
10.5 to 12.5
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 5.0
83.9 to 89.2
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 65.4 to 81.7
0.3 to 1.0
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 0.015
Titanium (Ti), % 0.2 to 0.6
0