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C14300 Copper vs. SAE-AISI A7 Steel

C14300 copper belongs to the copper alloys classification, while SAE-AISI A7 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 C14300 copper and the bottom bar is SAE-AISI A7 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
72
Tensile Strength: Ultimate (UTS), MPa 220 to 460
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1050
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
10
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
13
Embodied Energy, MJ/kg 41
200
Embodied Water, L/kg 310
100

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 14
29 to 77
Strength to Weight: Bending, points 9.1 to 15
25 to 48
Thermal Diffusivity, mm2/s 110
10
Thermal Shock Resistance, points 7.8 to 16
27 to 72

Alloy Composition

Cadmium (Cd), % 0.050 to 0.15
0
Carbon (C), % 0
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 99.9 to 99.95
0 to 0.25
Iron (Fe), % 0
81.4 to 87.7
Manganese (Mn), % 0
0 to 0.8
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
Tungsten (W), % 0
0.5 to 1.5
Vanadium (V), % 0
3.9 to 5.2