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Nickel 693 vs. SAE-AISI 4320 Steel

Nickel 693 belongs to the nickel alloys classification, while SAE-AISI 4320 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 693 and the bottom bar is SAE-AISI 4320 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21 to 29
Fatigue Strength, MPa 230
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 440
370 to 500
Tensile Strength: Ultimate (UTS), MPa 660
570 to 790
Tensile Strength: Yield (Proof), MPa 310
430 to 460

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 1010
420
Melting Completion (Liquidus), °C 1350
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 9.1
46
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 60
3.4
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 9.9
1.7
Embodied Energy, MJ/kg 140
22
Embodied Water, L/kg 320
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 250
480 to 560
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
20 to 28
Strength to Weight: Bending, points 21
19 to 24
Thermal Diffusivity, mm2/s 2.3
13
Thermal Shock Resistance, points 19
19 to 27

Alloy Composition

Aluminum (Al), % 2.5 to 4.0
0
Carbon (C), % 0 to 0.15
0.17 to 0.22
Chromium (Cr), % 27 to 31
0.4 to 0.6
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 2.5 to 6.0
95.8 to 97
Manganese (Mn), % 0 to 1.0
0.45 to 0.65
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 53.3 to 67.5
1.7 to 2.0
Niobium (Nb), % 0.5 to 2.5
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.010
0 to 0.040
Titanium (Ti), % 0 to 1.0
0