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C17300 Copper vs. SAE-AISI A7 Steel

C17300 copper belongs to the copper alloys classification, while SAE-AISI A7 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C17300 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 0.33
0.29
Shear Modulus, GPa 45
72
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Melting Completion (Liquidus), °C 980
1470
Melting Onset (Solidus), °C 870
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
37
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 9.4
13
Embodied Energy, MJ/kg 150
200
Embodied Water, L/kg 310
100

Common Calculations

Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 44
29 to 77
Strength to Weight: Bending, points 16 to 31
25 to 48
Thermal Diffusivity, mm2/s 32
10
Thermal Shock Resistance, points 17 to 48
27 to 72

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 95.5 to 97.8
0 to 0.25
Iron (Fe), % 0 to 0.4
81.4 to 87.7
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0.2 to 0.6
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
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
Residuals, % 0 to 0.5
0