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EN 2.4669 Nickel vs. EN 1.7725 Steel

EN 2.4669 nickel belongs to the nickel alloys classification, while EN 1.7725 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1.7725 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
14
Fatigue Strength, MPa 390
390 to 550
Impact Strength: V-Notched Charpy, J 25
34 to 35
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 1110
830 to 1000
Tensile Strength: Yield (Proof), MPa 720
610 to 860

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 960
440
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
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
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
2.9
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 10
1.8
Embodied Energy, MJ/kg 150
24
Embodied Water, L/kg 260
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
980 to 1940
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 37
29 to 35
Strength to Weight: Bending, points 28
25 to 28
Thermal Diffusivity, mm2/s 3.1
11
Thermal Shock Resistance, points 33
24 to 29

Alloy Composition

Aluminum (Al), % 0.4 to 1.0
0
Carbon (C), % 0 to 0.080
0.27 to 0.34
Chromium (Cr), % 14 to 17
1.3 to 1.7
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 5.0 to 9.0
95.7 to 97.5
Manganese (Mn), % 0 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 65.9 to 77.7
0
Niobium (Nb), % 0.7 to 1.2
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 2.3 to 2.8
0
Vanadium (V), % 0
0.050 to 0.15