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C10800 Copper vs. S32003 Stainless Steel

C10800 copper belongs to the copper alloys classification, while S32003 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C10800 copper and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 4.0 to 50
28
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
79
Shear Strength, MPa 150 to 200
480
Tensile Strength: Ultimate (UTS), MPa 220 to 380
730
Tensile Strength: Yield (Proof), MPa 75 to 370
510

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
1010
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1080
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 350
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 92
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 92
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
42
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 88
180
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 600
660
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 12
26
Strength to Weight: Bending, points 9.1 to 13
23
Thermal Diffusivity, mm2/s 100
4.0
Thermal Shock Resistance, points 7.8 to 13
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
19.5 to 22.5
Copper (Cu), % 99.95 to 99.995
0
Iron (Fe), % 0
68.2 to 75.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0
3.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0.0050 to 0.012
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020