MakeItFrom.com
Menu (ESC)

C82700 Copper vs. S32304 Stainless Steel

C82700 copper belongs to the copper alloys classification, while S32304 stainless steel belongs to the iron alloys. There are 28 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 C82700 copper and the bottom bar is S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.8
28
Poisson's Ratio 0.33
0.27
Rockwell C Hardness 39
28
Shear Modulus, GPa 46
79
Tensile Strength: Ultimate (UTS), MPa 1200
670
Tensile Strength: Yield (Proof), MPa 1020
460

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 300
1050
Melting Completion (Liquidus), °C 950
1420
Melting Onset (Solidus), °C 860
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 130
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 21
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 12
2.8
Embodied Energy, MJ/kg 180
40
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
170
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
520
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 38
24
Strength to Weight: Bending, points 29
22
Thermal Diffusivity, mm2/s 39
4.0
Thermal Shock Resistance, points 41
18

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.4 to 2.6
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.090
21.5 to 24.5
Copper (Cu), % 94.6 to 96.7
0.050 to 0.6
Iron (Fe), % 0 to 0.25
65 to 75.4
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
0.050 to 0.6
Nickel (Ni), % 1.0 to 1.5
3.0 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.15
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0