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C55281 Copper vs. S32808 Stainless Steel

C55281 copper belongs to the copper alloys classification, while S32808 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is C55281 copper and the bottom bar is S32808 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 40
81
Tensile Strength: Ultimate (UTS), MPa 190
780

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 810
1470
Melting Onset (Solidus), °C 640
1420
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 7.0
4.0
Embodied Energy, MJ/kg 110
57

Common Calculations

Stiffness to Weight: Axial, points 6.9
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.1
27
Strength to Weight: Bending, points 8.5
24
Thermal Shock Resistance, points 7.7
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
27 to 27.9
Copper (Cu), % 88.5 to 89.4
0
Iron (Fe), % 0
58.1 to 62.8
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), % 5.8 to 6.2
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 4.8 to 5.2
0
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 0
2.1 to 2.5
Residuals, % 0 to 0.15
0