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Nickel 686 vs. EN 1.3961 Alloy

Nickel 686 belongs to the nickel alloys classification, while EN 1.3961 alloy belongs to the iron alloys. They have a modest 39% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 51
31
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 77
72
Shear Strength, MPa 560
300
Tensile Strength: Ultimate (UTS), MPa 780
450
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 420
460
Thermal Expansion, µm/m-K 12
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
25
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 12
4.8
Embodied Energy, MJ/kg 170
66
Embodied Water, L/kg 300
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 21
16
Thermal Shock Resistance, points 21
130

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.050
Chromium (Cr), % 19 to 23
0 to 0.25
Iron (Fe), % 0 to 5.0
60.7 to 65
Manganese (Mn), % 0 to 0.75
0 to 0.5
Molybdenum (Mo), % 15 to 17
0 to 1.0
Nickel (Ni), % 49.5 to 63
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.080
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0