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EN 2.4669 Nickel vs. EN 1.7378 Steel

EN 2.4669 nickel belongs to the nickel alloys classification, while EN 1.7378 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 2.4669 nickel and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
17
Fatigue Strength, MPa 390
330
Impact Strength: V-Notched Charpy, J 25
38
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 680
430
Tensile Strength: Ultimate (UTS), MPa 1110
700
Tensile Strength: Yield (Proof), MPa 720
490

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 960
460
Melting Completion (Liquidus), °C 1380
1470
Melting Onset (Solidus), °C 1330
1430
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 60
4.0
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 10
2.3
Embodied Energy, MJ/kg 150
33
Embodied Water, L/kg 260
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 37
25
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 3.1
10
Thermal Shock Resistance, points 33
20

Alloy Composition

Aluminum (Al), % 0.4 to 1.0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0 to 0.080
0.050 to 0.1
Chromium (Cr), % 14 to 17
2.2 to 2.6
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 5.0 to 9.0
94.6 to 96.1
Manganese (Mn), % 0 to 1.0
0.3 to 0.7
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 65.9 to 77.7
0
Niobium (Nb), % 0.7 to 1.2
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.5
0.15 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 2.3 to 2.8
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3