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K93500 Alloy vs. Nickel 684

K93500 alloy belongs to the iron alloys classification, while nickel 684 belongs to the nickel alloys. They have a modest 40% 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 (9, in this case) are not shown.

For each property being compared, the top bar is K93500 alloy and the bottom bar is nickel 684.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 490 to 810
1190

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Melting Completion (Liquidus), °C 1430
1370
Melting Onset (Solidus), °C 1380
1320
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 30
75
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 4.7
10
Embodied Energy, MJ/kg 65
140
Embodied Water, L/kg 130
360

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 17 to 27
40
Strength to Weight: Bending, points 17 to 23
30
Thermal Shock Resistance, points 15 to 25
34

Alloy Composition

Aluminum (Al), % 0 to 0.1
2.5 to 3.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.050
0 to 0.15
Chromium (Cr), % 0 to 0.25
15 to 20
Cobalt (Co), % 5.0
13 to 20
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 61.4 to 63
0 to 4.0
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.6
0 to 0.75
Molybdenum (Mo), % 0
3.0 to 5.0
Nickel (Ni), % 32
42.7 to 64
Phosphorus (P), % 0 to 0.015
0 to 0.015
Silicon (Si), % 0 to 0.25
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0 to 0.1
2.5 to 3.3
Zirconium (Zr), % 0 to 0.1
0