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CC140C Copper vs. SAE-AISI A3 Steel

CC140C copper belongs to the copper alloys classification, while SAE-AISI A3 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 A3 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
73
Tensile Strength: Ultimate (UTS), MPa 340
700 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1100
1450
Melting Onset (Solidus), °C 1040
1410
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
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
6.0
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.4
Embodied Energy, MJ/kg 41
67
Embodied Water, L/kg 310
78

Common Calculations

Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
25 to 77
Strength to Weight: Bending, points 12
23 to 48
Thermal Diffusivity, mm2/s 89
10
Thermal Shock Resistance, points 12
23 to 70

Alloy Composition

Carbon (C), % 0
1.2 to 1.3
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
88.7 to 92
Manganese (Mn), % 0
0.4 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.8 to 1.4