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EN 2.4650 Nickel vs. Nickel 725

Both EN 2.4650 nickel and nickel 725 are nickel alloys. They have 79% 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 2.4650 nickel and the bottom bar is nickel 725.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
34
Fatigue Strength, MPa 480
260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
78
Shear Strength, MPa 730
580
Tensile Strength: Ultimate (UTS), MPa 1090
860
Tensile Strength: Yield (Proof), MPa 650
350

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 1010
980
Melting Completion (Liquidus), °C 1400
1340
Melting Onset (Solidus), °C 1350
1270
Specific Heat Capacity, J/kg-K 450
440
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 80
75
Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 10
13
Embodied Energy, MJ/kg 140
190
Embodied Water, L/kg 360
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
240
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 36
28
Strength to Weight: Bending, points 28
24
Thermal Shock Resistance, points 33
23

Alloy Composition

Aluminum (Al), % 0.3 to 0.6
0 to 0.35
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.040 to 0.080
0 to 0.030
Chromium (Cr), % 19 to 21
19 to 22.5
Cobalt (Co), % 19 to 21
0
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 0 to 0.7
2.3 to 15.3
Manganese (Mn), % 0 to 0.6
0 to 0.35
Molybdenum (Mo), % 5.6 to 6.1
7.0 to 9.5
Nickel (Ni), % 46.9 to 54.2
55 to 59
Niobium (Nb), % 0
2.8 to 4.0
Phosphorus (P), % 0 to 0.020
0 to 0.015
Silicon (Si), % 0 to 0.4
0 to 0.2
Sulfur (S), % 0 to 0.0070
0 to 0.010
Titanium (Ti), % 1.9 to 2.4
1.0 to 1.7