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C18400 Copper vs. ACI-ASTM CC50 Steel

C18400 copper belongs to the copper alloys classification, while ACI-ASTM CC50 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C18400 copper and the bottom bar is ACI-ASTM CC50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 44
80
Tensile Strength: Ultimate (UTS), MPa 270 to 490
430

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1420
Melting Onset (Solidus), °C 1070
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 320
17
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
39
Embodied Water, L/kg 310
170

Common Calculations

Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 18
26
Strength to Weight: Axial, points 8.5 to 15
16
Strength to Weight: Bending, points 10 to 16
17
Thermal Diffusivity, mm2/s 94
4.5
Thermal Shock Resistance, points 9.6 to 17
14

Alloy Composition

Arsenic (As), % 0 to 0.0050
0
Calcium (Ca), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.5
Chromium (Cr), % 0.4 to 1.2
26 to 30
Copper (Cu), % 97.2 to 99.6
0
Iron (Fe), % 0 to 0.15
62.9 to 74
Lithium (Li), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 4.0
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.7
0
Residuals, % 0 to 0.5
0