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EN 1.7231 Steel vs. C18200 Copper

EN 1.7231 steel belongs to the iron alloys classification, while C18200 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7231 steel and the bottom bar is C18200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 11 to 12
11 to 40
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 790 to 930
310 to 530
Tensile Strength: Yield (Proof), MPa 570 to 800
97 to 450

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
1070
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 46
320
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
80
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
81

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
41
Embodied Water, L/kg 51
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 100
43 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 870 to 1700
40 to 860
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 28 to 33
9.6 to 16
Strength to Weight: Bending, points 24 to 27
11 to 16
Thermal Diffusivity, mm2/s 12
93
Thermal Shock Resistance, points 23 to 27
11 to 18

Alloy Composition

Carbon (C), % 0.38 to 0.45
0
Chromium (Cr), % 0.8 to 1.2
0.6 to 1.2
Copper (Cu), % 0
98.6 to 99.4
Iron (Fe), % 96.4 to 98.1
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.6 to 1.0
0
Molybdenum (Mo), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.6
0 to 0.1
Sulfur (S), % 0 to 0.030
0

Comparable Variants