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EN 1.3539 Steel vs. C18700 Copper

EN 1.3539 steel belongs to the iron alloys classification, while C18700 copper belongs to the copper 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 EN 1.3539 steel and the bottom bar is C18700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 670
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 450
200
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1410
950
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 39
380
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
98
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
99

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
30
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 22
41
Embodied Water, L/kg 57
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24
9.0 to 10
Strength to Weight: Bending, points 22
11 to 12
Thermal Diffusivity, mm2/s 11
110
Thermal Shock Resistance, points 20
10 to 12

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0
Chromium (Cr), % 1.8 to 2.1
0
Copper (Cu), % 0 to 0.3
98 to 99.2
Iron (Fe), % 95.2 to 96.5
0
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.8 to 1.1
0
Molybdenum (Mo), % 0.5 to 0.6
0
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.4 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5