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CC140C Copper vs. SAE-AISI M50 Steel

CC140C copper belongs to the copper alloys classification, while SAE-AISI M50 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 M50 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
75
Tensile Strength: Ultimate (UTS), MPa 340
720 to 2250

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1100
1480
Melting Onset (Solidus), °C 1040
1440
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 310
35
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 78
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.0
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.1
Embodied Energy, MJ/kg 41
74
Embodied Water, L/kg 310
83

Common Calculations

Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
26 to 80
Strength to Weight: Bending, points 12
23 to 49
Thermal Diffusivity, mm2/s 89
9.7
Thermal Shock Resistance, points 12
21 to 66

Alloy Composition

Carbon (C), % 0
0.78 to 0.88
Chromium (Cr), % 0.4 to 1.2
3.8 to 4.5
Copper (Cu), % 98.8 to 99.6
0 to 0.25
Iron (Fe), % 0
87 to 90.4
Manganese (Mn), % 0
0.15 to 0.45
Molybdenum (Mo), % 0
3.9 to 4.8
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.6
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.8 to 1.3