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CC140C Copper vs. ACI-ASTM CF8M Steel

CC140C copper belongs to the copper alloys classification, while ACI-ASTM CF8M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC140C copper and the bottom bar is ACI-ASTM CF8M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
170
Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11
50
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
78
Tensile Strength: Ultimate (UTS), MPa 340
540
Tensile Strength: Yield (Proof), MPa 230
290

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1000
Melting Completion (Liquidus), °C 1100
1440
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 310
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 78
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
19
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 41
53
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
230
Resilience: Unit (Modulus of Resilience), kJ/m3 220
210
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
19
Strength to Weight: Bending, points 12
19
Thermal Diffusivity, mm2/s 89
4.3
Thermal Shock Resistance, points 12
12

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0.4 to 1.2
18 to 21
Copper (Cu), % 98.8 to 99.6
0
Iron (Fe), % 0
60.3 to 71
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040