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C18700 Copper vs. EN 1.3533 Steel

C18700 copper belongs to the copper alloys classification, while EN 1.3533 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C18700 copper and the bottom bar is EN 1.3533 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 290 to 330
690 to 1420

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
440
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 950
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 380
47
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 99
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
5.0
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
1.8
Embodied Energy, MJ/kg 41
25
Embodied Water, L/kg 310
60

Common Calculations

Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 9.0 to 10
24 to 50
Strength to Weight: Bending, points 11 to 12
22 to 36
Thermal Diffusivity, mm2/s 110
13
Thermal Shock Resistance, points 10 to 12
20 to 42

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0
0.15 to 0.2
Chromium (Cr), % 0
1.3 to 1.6
Copper (Cu), % 98 to 99.2
0 to 0.3
Iron (Fe), % 0
92.9 to 94.9
Lead (Pb), % 0.8 to 1.5
0
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0
3.3 to 3.8
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.5
0