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S40977 Stainless Steel vs. C82600 Copper

S40977 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 (7, in this case) are not shown.

For each property being compared, the top bar is S40977 stainless steel and the bottom bar is C82600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 21
1.0 to 20
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
46
Tensile Strength: Ultimate (UTS), MPa 510
570 to 1140
Tensile Strength: Yield (Proof), MPa 310
320 to 1070

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Maximum Temperature: Mechanical, °C 720
300
Melting Completion (Liquidus), °C 1440
950
Melting Onset (Solidus), °C 1400
860
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 25
130
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
19
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
20

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.9
11
Embodied Energy, MJ/kg 27
180
Embodied Water, L/kg 97
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
11 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 250
430 to 4690
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18
18 to 36
Strength to Weight: Bending, points 18
17 to 28
Thermal Diffusivity, mm2/s 6.7
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), % 10.5 to 12.5
0 to 0.1
Cobalt (Co), % 0
0.35 to 0.65
Copper (Cu), % 0
94.9 to 97.2
Iron (Fe), % 83.9 to 89.2
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 0.3 to 1.0
0 to 0.2
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0.2 to 0.35
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5