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C10700 Copper vs. S32050 Stainless Steel

C10700 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 (6, in this case) are not shown.

For each property being compared, the top bar is C10700 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, % 2.2 to 50
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
81
Shear Strength, MPa 160 to 240
540
Tensile Strength: Ultimate (UTS), MPa 230 to 410
770
Tensile Strength: Yield (Proof), MPa 77 to 410
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 1080
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 390
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 35
31
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
6.0
Embodied Energy, MJ/kg 42
81
Embodied Water, L/kg 390
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.9 to 91
290
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 710
330
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.2 to 13
27
Strength to Weight: Bending, points 9.4 to 14
23
Thermal Diffusivity, mm2/s 110
3.3
Thermal Shock Resistance, points 8.2 to 15
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 99.83 to 99.915
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
Oxygen (O), % 0 to 0.0010
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0.085 to 0.12
0
Sulfur (S), % 0
0 to 0.020
Residuals, % 0 to 0.050
0