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C82200 Copper vs. EN 1.4578 Stainless Steel

C82200 copper belongs to the copper alloys classification, while EN 1.4578 stainless steel belongs to the iron alloys. There are 28 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 C82200 copper and the bottom bar is EN 1.4578 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 20
51
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
77
Tensile Strength: Ultimate (UTS), MPa 390 to 660
550
Tensile Strength: Yield (Proof), MPa 210 to 520
200

Thermal Properties

Latent Heat of Fusion, J/g 220
290
Maximum Temperature: Mechanical, °C 230
930
Melting Completion (Liquidus), °C 1080
1430
Melting Onset (Solidus), °C 1040
1390
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 180
14
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 46
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 55
19
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.7
Embodied Energy, MJ/kg 74
51
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
220
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
100
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 12 to 20
19
Strength to Weight: Bending, points 13 to 19
19
Thermal Diffusivity, mm2/s 53
3.9
Thermal Shock Resistance, points 14 to 23
12

Alloy Composition

Beryllium (Be), % 0.35 to 0.8
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
16.5 to 17.5
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 97.4 to 98.7
3.0 to 3.5
Iron (Fe), % 0
62.3 to 68.5
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 1.0 to 2.0
10 to 11
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.5
0