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EN 1.4971 Stainless Steel vs. EN 2.4878 Nickel

EN 1.4971 stainless steel belongs to the iron alloys classification, while EN 2.4878 nickel belongs to the nickel alloys. They have 65% of their average alloy composition in common. There are 28 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 1.4971 stainless steel and the bottom bar is EN 2.4878 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
13 to 17
Fatigue Strength, MPa 270
400 to 410
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
78
Shear Strength, MPa 530
750 to 760
Tensile Strength: Ultimate (UTS), MPa 800
1210 to 1250
Tensile Strength: Yield (Proof), MPa 340
740 to 780

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Mechanical, °C 1100
1030
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 13
11
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
80
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 7.6
10
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 300
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
150 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1370 to 1540
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
41 to 42
Strength to Weight: Bending, points 23
31
Thermal Diffusivity, mm2/s 3.4
2.8
Thermal Shock Resistance, points 19
37 to 39

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.6
Boron (B), % 0
0.010 to 0.015
Carbon (C), % 0.080 to 0.16
0.030 to 0.070
Chromium (Cr), % 20 to 22.5
23 to 25
Cobalt (Co), % 18.5 to 21
19 to 21
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 24.3 to 37.1
0 to 1.0
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 2.5 to 3.5
1.0 to 2.0
Nickel (Ni), % 19 to 21
43.6 to 52.2
Niobium (Nb), % 0.75 to 1.3
0.7 to 1.2
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0070
Tantalum (Ta), % 0
0 to 0.050
Titanium (Ti), % 0
2.8 to 3.2
Tungsten (W), % 2.0 to 3.0
0
Zirconium (Zr), % 0
0.030 to 0.070