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EN 1.7701 Steel vs. C55180 Copper

EN 1.7701 steel belongs to the iron alloys classification, while C55180 copper belongs to the copper alloys. There are 22 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 1.7701 steel and the bottom bar is C55180 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
41
Tensile Strength: Ultimate (UTS), MPa 670 to 2010
200

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
920
Melting Onset (Solidus), °C 1420
710
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 44
200
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.9
2.5
Embodied Energy, MJ/kg 26
39
Embodied Water, L/kg 52
290

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24 to 71
6.4
Strength to Weight: Bending, points 22 to 45
8.8
Thermal Diffusivity, mm2/s 12
56
Thermal Shock Resistance, points 20 to 59
7.9

Alloy Composition


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Carbon (C), % 0.48 to 0.56
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0
94.7 to 95.2
Iron (Fe), % 96.2 to 97.7
0
Manganese (Mn), % 0.7 to 1.1
0
Molybdenum (Mo), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.025
4.8 to 5.2
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.025
0
Vanadium (V), % 0.1 to 0.2
0
Residuals, % 0
0 to 0.15