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SAE-AISI 8720 Steel vs. CC383H Copper-nickel

SAE-AISI 8720 steel belongs to the iron alloys classification, while CC383H copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 8720 steel and the bottom bar is CC383H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
130
Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 25
20
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
52
Tensile Strength: Ultimate (UTS), MPa 500
490
Tensile Strength: Yield (Proof), MPa 330
260

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 410
260
Melting Completion (Liquidus), °C 1460
1180
Melting Onset (Solidus), °C 1420
1130
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 39
29
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
5.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
5.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
44
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
5.7
Embodied Energy, MJ/kg 20
83
Embodied Water, L/kg 50
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
84
Resilience: Unit (Modulus of Resilience), kJ/m3 290
250
Stiffness to Weight: Axial, points 13
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18
15
Strength to Weight: Bending, points 18
16
Thermal Diffusivity, mm2/s 10
8.1
Thermal Shock Resistance, points 17
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.010
Boron (B), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.020
Carbon (C), % 0.18 to 0.23
0 to 0.030
Chromium (Cr), % 0.4 to 0.6
0
Copper (Cu), % 0
64 to 69.1
Iron (Fe), % 96.8 to 98
0.5 to 1.5
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0.7 to 0.9
0.6 to 1.2
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 0.4 to 0.7
29 to 31
Niobium (Nb), % 0
0.5 to 1.0
Phosphorus (P), % 0 to 0.035
0 to 0.010
Selenium (Se), % 0
0 to 0.010
Silicon (Si), % 0.15 to 0.35
0.3 to 0.7
Sulfur (S), % 0 to 0.040
0 to 0.010
Tellurium (Te), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 0.5