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SAE-AISI P20 Steel vs. Grade CZ100 Nickel

SAE-AISI P20 steel belongs to the iron alloys classification, while grade CZ100 nickel belongs to the nickel alloys. There are 23 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 SAE-AISI P20 steel and the bottom bar is grade CZ100 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
180
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
69
Tensile Strength: Ultimate (UTS), MPa 540 to 1050
390

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 45
73
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
19
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
19

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
60
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.6
10
Embodied Energy, MJ/kg 21
140
Embodied Water, L/kg 52
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 19 to 37
12
Strength to Weight: Bending, points 19 to 29
14
Thermal Diffusivity, mm2/s 12
19
Thermal Shock Resistance, points 18 to 35
14

Alloy Composition

Carbon (C), % 0.28 to 0.4
0 to 1.0
Chromium (Cr), % 0.4 to 2.0
0
Copper (Cu), % 0 to 0.25
0 to 1.3
Iron (Fe), % 95.2 to 98.5
0 to 3.0
Manganese (Mn), % 0.35 to 0.71
0 to 1.5
Molybdenum (Mo), % 0.3 to 0.55
0
Nickel (Ni), % 0
95 to 100
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.8
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030