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ACI-ASTM CF3 Steel vs. N06920 Nickel

ACI-ASTM CF3 steel belongs to the iron alloys classification, while N06920 nickel belongs to the nickel alloys. They have 49% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF3 steel and the bottom bar is N06920 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 60
39
Fatigue Strength, MPa 270
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
82
Tensile Strength: Ultimate (UTS), MPa 510
730
Tensile Strength: Yield (Proof), MPa 250
270

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 960
990
Melting Completion (Liquidus), °C 1420
1500
Melting Onset (Solidus), °C 1450
1440
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 16
11
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
55
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.2
9.4
Embodied Energy, MJ/kg 45
130
Embodied Water, L/kg 150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
230
Resilience: Unit (Modulus of Resilience), kJ/m3 160
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 4.3
2.8
Thermal Shock Resistance, points 11
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 17 to 21
20.5 to 23
Cobalt (Co), % 0
0 to 5.0
Iron (Fe), % 62.9 to 75
17 to 20
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
8.0 to 10
Nickel (Ni), % 8.0 to 12
36.9 to 53.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030
Tungsten (W), % 0
1.0 to 3.0