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C15000 Copper vs. S32050 Stainless Steel

C15000 copper belongs to the copper alloys classification, while S32050 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C15000 copper and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 13 to 54
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
81
Shear Strength, MPa 150 to 280
540
Tensile Strength: Ultimate (UTS), MPa 200 to 460
770
Tensile Strength: Yield (Proof), MPa 45 to 460
370

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 980
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 370
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 93
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 93
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
6.0
Embodied Energy, MJ/kg 43
81
Embodied Water, L/kg 310
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 250
290
Resilience: Unit (Modulus of Resilience), kJ/m3 8.7 to 910
330
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.2 to 14
27
Strength to Weight: Bending, points 8.5 to 15
23
Thermal Diffusivity, mm2/s 110
3.3
Thermal Shock Resistance, points 7.3 to 17
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 99.8 to 99.9
0 to 0.4
Iron (Fe), % 0
43.1 to 51.8
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
6.0 to 6.6
Nickel (Ni), % 0
20 to 23
Nitrogen (N), % 0
0.21 to 0.32
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Zirconium (Zr), % 0.1 to 0.2
0