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Nickel 693 vs. S42300 Stainless Steel

Nickel 693 belongs to the nickel alloys classification, while S42300 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is nickel 693 and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
9.1
Fatigue Strength, MPa 230
440
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 440
650
Tensile Strength: Ultimate (UTS), MPa 660
1100
Tensile Strength: Yield (Proof), MPa 310
850

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 1010
750
Melting Completion (Liquidus), °C 1350
1470
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 9.1
25
Thermal Expansion, µm/m-K 13
10

Otherwise Unclassified Properties

Base Metal Price, % relative 60
9.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 9.9
3.2
Embodied Energy, MJ/kg 140
44
Embodied Water, L/kg 320
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
93
Resilience: Unit (Modulus of Resilience), kJ/m3 250
1840
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
39
Strength to Weight: Bending, points 21
30
Thermal Diffusivity, mm2/s 2.3
6.8
Thermal Shock Resistance, points 19
40

Alloy Composition

Aluminum (Al), % 2.5 to 4.0
0
Carbon (C), % 0 to 0.15
0.27 to 0.32
Chromium (Cr), % 27 to 31
11 to 12
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 2.5 to 6.0
82 to 85.1
Manganese (Mn), % 0 to 1.0
1.0 to 1.4
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 53.3 to 67.5
0 to 0.5
Niobium (Nb), % 0.5 to 2.5
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0 to 1.0
0
Vanadium (V), % 0
0.2 to 0.3