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C82800 Copper vs. AISI 304 Stainless Steel

C82800 copper belongs to the copper alloys classification, while AISI 304 stainless steel belongs to the iron alloys. There are 27 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 C82800 copper and the bottom bar is AISI 304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.0 to 20
8.0 to 43
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
77
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
580 to 1180
Tensile Strength: Yield (Proof), MPa 380 to 1000
230 to 860

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 310
710
Melting Completion (Liquidus), °C 930
1450
Melting Onset (Solidus), °C 890
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.7

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 12
3.0
Embodied Energy, MJ/kg 190
43
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
86 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
140 to 1870
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 21 to 36
21 to 42
Strength to Weight: Bending, points 20 to 28
20 to 32
Thermal Diffusivity, mm2/s 36
4.2
Thermal Shock Resistance, points 23 to 39
12 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.1
18 to 20
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
0
Iron (Fe), % 0 to 0.25
66.5 to 74
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 0.2
8.0 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.2 to 0.35
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0