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C17510 Copper vs. S35140 Stainless Steel

C17510 copper belongs to the copper alloys classification, while S35140 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C17510 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, % 5.4 to 37
34
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 44 to 99
88
Shear Modulus, GPa 44
78
Shear Strength, MPa 210 to 500
460
Tensile Strength: Ultimate (UTS), MPa 310 to 860
690
Tensile Strength: Yield (Proof), MPa 120 to 750
310

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1070
1420
Melting Onset (Solidus), °C 1030
1370
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 210
14
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22 to 54
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 23 to 54
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 49
31
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 4.2
5.5
Embodied Energy, MJ/kg 65
78
Embodied Water, L/kg 310
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 92
190
Resilience: Unit (Modulus of Resilience), kJ/m3 64 to 2410
250
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 9.7 to 27
24
Strength to Weight: Bending, points 11 to 23
22
Thermal Diffusivity, mm2/s 60
3.7
Thermal Shock Resistance, points 11 to 30
16

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 0.2 to 0.6
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 22
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 95.9 to 98.4
0
Iron (Fe), % 0 to 0.1
44.1 to 52.7
Manganese (Mn), % 0
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 1.4 to 2.2
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 to 0.2
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.5
0