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Nickel 686 vs. K93603 Alloy

Nickel 686 belongs to the nickel alloys classification, while K93603 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 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is K93603 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 780
490 to 810

Thermal Properties

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

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
120

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
17 to 27
Strength to Weight: Bending, points 21
17 to 24
Thermal Shock Resistance, points 21
15 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.010
0 to 0.050
Chromium (Cr), % 19 to 23
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Iron (Fe), % 0 to 5.0
61.8 to 64
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0 to 0.75
0 to 0.6
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.5 to 63
36
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.080
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0.020 to 0.25
0 to 0.1
Tungsten (W), % 3.0 to 4.4
0
Zirconium (Zr), % 0
0 to 0.1