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C82800 Copper vs. EN 1.4458 Stainless Steel

C82800 copper belongs to the copper alloys classification, while EN 1.4458 stainless steel belongs to the iron alloys. There are 27 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 C82800 copper and the bottom bar is EN 1.4458 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.0 to 20
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
78
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
510
Tensile Strength: Yield (Proof), MPa 380 to 1000
190

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 310
1100
Melting Completion (Liquidus), °C 930
1420
Melting Onset (Solidus), °C 890
1370
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 19
1.9

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 12
5.4
Embodied Energy, MJ/kg 190
75
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
89
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21 to 36
17
Strength to Weight: Bending, points 20 to 28
18
Thermal Diffusivity, mm2/s 36
4.2
Thermal Shock Resistance, points 23 to 39
12

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.1
19 to 22
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
0 to 2.0
Iron (Fe), % 0 to 0.25
40.2 to 53
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0 to 0.2
26 to 30
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0.2 to 0.35
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0