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CC140C Copper vs. SAE-AISI A8 Steel

CC140C copper belongs to the copper alloys classification, while SAE-AISI A8 steel belongs to the iron 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 CC140C copper and the bottom bar is SAE-AISI A8 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
74
Tensile Strength: Ultimate (UTS), MPa 340
700 to 1920

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1100
1480
Melting Onset (Solidus), °C 1040
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 310
37
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 78
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
8.5
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.6
2.3
Embodied Energy, MJ/kg 41
31
Embodied Water, L/kg 310
73

Common Calculations

Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10
25 to 68
Strength to Weight: Bending, points 12
22 to 44
Thermal Diffusivity, mm2/s 89
9.9
Thermal Shock Resistance, points 12
22 to 62

Alloy Composition

Carbon (C), % 0
0.5 to 0.6
Chromium (Cr), % 0.4 to 1.2
4.8 to 5.5
Copper (Cu), % 98.8 to 99.6
0 to 0.25
Iron (Fe), % 0
88.5 to 91.9
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.2 to 1.7
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.75 to 1.1
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
1.0 to 1.5