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EN 2.4654 Nickel vs. Nickel 686

Both EN 2.4654 nickel and nickel 686 are nickel alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 2.4654 nickel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 17
51
Fatigue Strength, MPa 460
410
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
77
Shear Strength, MPa 770
560
Tensile Strength: Ultimate (UTS), MPa 1250
780
Tensile Strength: Yield (Proof), MPa 850
350

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 1000
980
Melting Completion (Liquidus), °C 1390
1380
Melting Onset (Solidus), °C 1330
1340
Specific Heat Capacity, J/kg-K 460
420
Thermal Conductivity, W/m-K 13
9.8
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
70
Density, g/cm3 8.4
9.0
Embodied Carbon, kg CO2/kg material 10
12
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
320
Resilience: Unit (Modulus of Resilience), kJ/m3 1810
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 42
24
Strength to Weight: Bending, points 31
21
Thermal Diffusivity, mm2/s 3.3
2.6
Thermal Shock Resistance, points 37
21

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.020 to 0.1
0 to 0.010
Chromium (Cr), % 18 to 21
19 to 23
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 2.0
0 to 5.0
Manganese (Mn), % 0 to 1.0
0 to 0.75
Molybdenum (Mo), % 3.5 to 5.0
15 to 17
Nickel (Ni), % 50.6 to 62.5
49.5 to 63
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.15
0 to 0.080
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 2.8 to 3.3
0.020 to 0.25
Tungsten (W), % 0
3.0 to 4.4
Zirconium (Zr), % 0.020 to 0.080
0