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C81400 Copper vs. EN 1.0644 Steel

C81400 copper belongs to the copper alloys classification, while EN 1.0644 steel belongs to the iron 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 C81400 copper and the bottom bar is EN 1.0644 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 370
690
Tensile Strength: Yield (Proof), MPa 250
570

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1070
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
47
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 61
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.8
Embodied Energy, MJ/kg 45
24
Embodied Water, L/kg 310
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
110
Resilience: Unit (Modulus of Resilience), kJ/m3 260
870
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
24
Strength to Weight: Bending, points 13
22
Thermal Diffusivity, mm2/s 75
13
Thermal Shock Resistance, points 13
22

Alloy Composition

Aluminum (Al), % 0
0.010 to 0.050
Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0.16 to 0.22
Chromium (Cr), % 0.6 to 1.0
0 to 0.3
Copper (Cu), % 98.4 to 99.38
0 to 0.3
Iron (Fe), % 0
96.1 to 98.4
Manganese (Mn), % 0
1.3 to 1.7
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.1 to 0.5
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0.080 to 0.15
Residuals, % 0 to 0.5
0