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Nickel 686 vs. EN 1.1118 Cast Steel

Nickel 686 belongs to the nickel alloys classification, while EN 1.1118 cast steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is EN 1.1118 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 51
14 to 21
Fatigue Strength, MPa 410
320 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 780
700 to 750
Tensile Strength: Yield (Proof), MPa 350
460 to 630

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 9.8
51
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 70
1.9
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 12
1.4
Embodied Energy, MJ/kg 170
19
Embodied Water, L/kg 300
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
97 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
550 to 1050
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
25 to 27
Strength to Weight: Bending, points 21
22 to 23
Thermal Diffusivity, mm2/s 2.6
14
Thermal Shock Resistance, points 21
22 to 24

Alloy Composition

Carbon (C), % 0 to 0.010
0.2 to 0.25
Chromium (Cr), % 19 to 23
0
Iron (Fe), % 0 to 5.0
97.3 to 98.3
Manganese (Mn), % 0 to 0.75
1.5 to 1.8
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.5 to 63
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.080
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0