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C99500 Copper vs. S35140 Stainless Steel

C99500 copper belongs to the copper alloys classification, while S35140 stainless steel belongs to the iron alloys. There are 26 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 C99500 copper and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 13
34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
78
Tensile Strength: Ultimate (UTS), MPa 540
690
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 210
1100
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1040
1370
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 3.0
5.5
Embodied Energy, MJ/kg 47
78
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
190
Resilience: Unit (Modulus of Resilience), kJ/m3 410
250
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
22
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 82.5 to 92
0
Iron (Fe), % 3.0 to 5.0
44.1 to 52.7
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 3.5 to 5.5
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.5 to 2.0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0.5 to 2.0
0
Residuals, % 0 to 0.3
0