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C82800 Copper vs. EN 1.7725 Steel

C82800 copper belongs to the copper alloys classification, while EN 1.7725 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C82800 copper and the bottom bar is EN 1.7725 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 1.0 to 20
14
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 46
73
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
830 to 1000
Tensile Strength: Yield (Proof), MPa 380 to 1000
610 to 860

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 310
440
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 890
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.6

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 12
1.8
Embodied Energy, MJ/kg 190
24
Embodied Water, L/kg 310
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
980 to 1940
Stiffness to Weight: Axial, points 7.8
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21 to 36
29 to 35
Strength to Weight: Bending, points 20 to 28
25 to 28
Thermal Diffusivity, mm2/s 36
11
Thermal Shock Resistance, points 23 to 39
24 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Carbon (C), % 0
0.27 to 0.34
Chromium (Cr), % 0 to 0.1
1.3 to 1.7
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
0
Iron (Fe), % 0 to 0.25
95.7 to 97.5
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.2 to 0.35
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0

Comparable Variants