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EN 1.7218 Steel vs. C17200 Copper

EN 1.7218 steel belongs to the iron alloys classification, while C17200 copper belongs to the copper alloys. There are 23 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 EN 1.7218 steel and the bottom bar is C17200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
45
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
480 to 1380

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 420
280
Melting Completion (Liquidus), °C 1460
980
Melting Onset (Solidus), °C 1420
870
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 44
110
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
23

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.5
9.4
Embodied Energy, MJ/kg 20
150
Embodied Water, L/kg 52
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18 to 55
15 to 44
Strength to Weight: Bending, points 18 to 38
16 to 31
Thermal Diffusivity, mm2/s 12
31
Thermal Shock Resistance, points 15 to 46
16 to 46

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0.22 to 0.29
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.3
96.1 to 98
Iron (Fe), % 96.2 to 98.1
0 to 0.4
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0 to 0.3
0.2 to 0.6
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0 to 0.2
Sulfur (S), % 0 to 0.035
0
Residuals, % 0
0 to 0.5