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C81400 Copper vs. EN 1.0303 Steel

C81400 copper belongs to the copper alloys classification, while EN 1.0303 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 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
12 to 25
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 370
290 to 410
Tensile Strength: Yield (Proof), MPa 250
200 to 320

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1090
1470
Melting Onset (Solidus), °C 1070
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
53
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 61
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
1.8
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 45
18
Embodied Water, L/kg 310
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
30 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 260
110 to 270
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
10 to 15
Strength to Weight: Bending, points 13
12 to 16
Thermal Diffusivity, mm2/s 75
14
Thermal Shock Resistance, points 13
9.2 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0.020 to 0.060
Chromium (Cr), % 0.6 to 1.0
0
Copper (Cu), % 98.4 to 99.38
0
Iron (Fe), % 0
99.335 to 99.71
Manganese (Mn), % 0
0.25 to 0.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.025
Residuals, % 0 to 0.5
0