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C14181 Copper vs. SAE-AISI A8 Steel

C14181 copper belongs to the copper alloys classification, while SAE-AISI A8 steel belongs to the iron alloys. There are 21 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 C14181 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 43
74
Tensile Strength: Ultimate (UTS), MPa 210
700 to 1920

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1080
1480
Melting Onset (Solidus), °C 1080
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 380
37
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
8.5
Density, g/cm3 9.0
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 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.5
25 to 68
Strength to Weight: Bending, points 8.8
22 to 44
Thermal Diffusivity, mm2/s 110
9.9
Thermal Shock Resistance, points 7.4
22 to 62

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0.5 to 0.6
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 99.9 to 100
0 to 0.25
Iron (Fe), % 0
88.5 to 91.9
Lead (Pb), % 0 to 0.0020
0
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 to 0.0020
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
Zinc (Zn), % 0 to 0.0020
0