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Nickel 617 vs. EN 2.4650 Nickel

Both nickel 617 and EN 2.4650 nickel are nickel alloys. They have a moderately high 90% of their average alloy composition in common.

For each property being compared, the top bar is nickel 617 and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 40
34
Fatigue Strength, MPa 220
480
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
80
Shear Strength, MPa 510
730
Tensile Strength: Ultimate (UTS), MPa 740
1090
Tensile Strength: Yield (Proof), MPa 280
650

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Maximum Temperature: Mechanical, °C 1010
1010
Melting Completion (Liquidus), °C 1380
1400
Melting Onset (Solidus), °C 1330
1350
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 13
12
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 75
80
Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 10
10
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 350
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
320
Resilience: Unit (Modulus of Resilience), kJ/m3 190
1030
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 24
36
Strength to Weight: Bending, points 21
28
Thermal Diffusivity, mm2/s 3.5
3.1
Thermal Shock Resistance, points 21
33

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0.3 to 0.6
Boron (B), % 0 to 0.0060
0 to 0.0050
Carbon (C), % 0.050 to 0.15
0.040 to 0.080
Chromium (Cr), % 20 to 24
19 to 21
Cobalt (Co), % 10 to 15
19 to 21
Copper (Cu), % 0 to 0.5
0 to 0.2
Iron (Fe), % 0 to 3.0
0 to 0.7
Manganese (Mn), % 0 to 1.0
0 to 0.6
Molybdenum (Mo), % 8.0 to 10
5.6 to 6.1
Nickel (Ni), % 44.5 to 62
46.9 to 54.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.0070
Titanium (Ti), % 0
1.9 to 2.4