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SAE-AISI P4 Steel vs. CC381H Copper-nickel

SAE-AISI P4 steel belongs to the iron alloys classification, while CC381H copper-nickel belongs to the copper 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 P4 steel and the bottom bar is CC381H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 74
52
Tensile Strength: Ultimate (UTS), MPa 390 to 1980
380

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Melting Completion (Liquidus), °C 1460
1180
Melting Onset (Solidus), °C 1420
1120
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 41
30
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 4.4
40
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.8
5.0
Embodied Energy, MJ/kg 23
73
Embodied Water, L/kg 68
280

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 14 to 70
12
Strength to Weight: Bending, points 15 to 45
13
Thermal Diffusivity, mm2/s 11
8.4
Thermal Shock Resistance, points 13 to 64
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 4.0 to 5.3
0
Copper (Cu), % 0 to 0.25
64.5 to 69.9
Iron (Fe), % 92.3 to 95.3
0.5 to 1.5
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.2 to 0.6
0.6 to 1.2
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0
29 to 31
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.1 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.010
Zinc (Zn), % 0
0 to 0.5