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EN 1.7227 Steel vs. C19400 Copper

EN 1.7227 steel belongs to the iron alloys classification, while C19400 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 1.7227 steel and the bottom bar is C19400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 540 to 1850
310 to 630

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 46
260
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
58 to 68
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
58 to 69

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
30
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
40
Embodied Water, L/kg 51
300

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 19 to 65
9.7 to 20
Strength to Weight: Bending, points 19 to 43
11 to 18
Thermal Diffusivity, mm2/s 12
75
Thermal Shock Resistance, points 16 to 54
11 to 22

Alloy Composition

Carbon (C), % 0.38 to 0.45
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.25
96.8 to 97.8
Iron (Fe), % 96.5 to 98
2.1 to 2.6
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.025
0.015 to 0.15
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0.020 to 0.040
0
Zinc (Zn), % 0
0.050 to 0.2
Residuals, % 0
0 to 0.2