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C17300 Copper vs. SAE-AISI S7 Steel

C17300 copper belongs to the copper alloys classification, while SAE-AISI S7 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C17300 copper and the bottom bar is SAE-AISI S7 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
74
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
670 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Melting Completion (Liquidus), °C 980
1460
Melting Onset (Solidus), °C 870
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 23
9.0

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.4
2.3
Embodied Energy, MJ/kg 150
31
Embodied Water, L/kg 310
65

Common Calculations

Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 44
24 to 72
Strength to Weight: Bending, points 16 to 31
22 to 46
Thermal Diffusivity, mm2/s 32
11
Thermal Shock Resistance, points 17 to 48
22 to 66

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0.45 to 0.55
Chromium (Cr), % 0
3.0 to 3.5
Copper (Cu), % 95.5 to 97.8
0 to 0.25
Iron (Fe), % 0 to 0.4
91.6 to 94.9
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0.2 to 0.9
Molybdenum (Mo), % 0
1.3 to 1.8
Nickel (Ni), % 0.2 to 0.6
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0.2 to 1.0
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.3
Residuals, % 0 to 0.5
0