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C14181 Copper vs. S32808 Stainless Steel

C14181 copper belongs to the copper alloys classification, while S32808 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is S32808 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 15
17
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
81
Tensile Strength: Ultimate (UTS), MPa 210
780
Tensile Strength: Yield (Proof), MPa 130
570

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1080
1420
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
14
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.0
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
120
Resilience: Unit (Modulus of Resilience), kJ/m3 69
790
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
27
Strength to Weight: Bending, points 8.8
24
Thermal Diffusivity, mm2/s 110
3.8
Thermal Shock Resistance, points 7.4
21

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.030
Chromium (Cr), % 0
27 to 27.9
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
58.1 to 62.8
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 1.1
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
7.0 to 8.2
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0 to 0.0020
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 0
2.1 to 2.5
Zinc (Zn), % 0 to 0.0020
0