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S31266 Stainless Steel vs. C82600 Copper

S31266 stainless steel belongs to the iron alloys classification, while C82600 copper belongs to the copper alloys. There are 27 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 S31266 stainless steel and the bottom bar is C82600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 40
1.0 to 20
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 81
46
Tensile Strength: Ultimate (UTS), MPa 860
570 to 1140
Tensile Strength: Yield (Proof), MPa 470
320 to 1070

Thermal Properties

Latent Heat of Fusion, J/g 310
240
Maximum Temperature: Mechanical, °C 1100
300
Melting Completion (Liquidus), °C 1470
950
Melting Onset (Solidus), °C 1420
860
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 12
130
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
19
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
20

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 6.5
11
Embodied Energy, MJ/kg 89
180
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
11 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 540
430 to 4690
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 29
18 to 36
Strength to Weight: Bending, points 24
17 to 28
Thermal Diffusivity, mm2/s 3.1
37
Thermal Shock Resistance, points 18
19 to 39

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.3 to 2.6
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 23 to 25
0 to 0.1
Cobalt (Co), % 0
0.35 to 0.65
Copper (Cu), % 1.0 to 2.5
94.9 to 97.2
Iron (Fe), % 34.1 to 46
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 5.2 to 6.2
0
Nickel (Ni), % 21 to 24
0 to 0.2
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0.2 to 0.35
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5