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C82800 Copper vs. C70260 Copper

Both C82800 copper and C70260 copper are copper alloys. They have a very high 97% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C82800 copper and the bottom bar is C70260 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.0 to 20
9.5 to 19
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 46
44
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
520 to 760
Tensile Strength: Yield (Proof), MPa 380 to 1000
410 to 650

Thermal Properties

Latent Heat of Fusion, J/g 240
220
Maximum Temperature: Mechanical, °C 310
200
Melting Completion (Liquidus), °C 930
1060
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
40 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 19
40 to 51

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 12
2.7
Embodied Energy, MJ/kg 190
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
46 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
710 to 1810
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 21 to 36
16 to 24
Strength to Weight: Bending, points 20 to 28
16 to 21
Thermal Diffusivity, mm2/s 36
45
Thermal Shock Resistance, points 23 to 39
18 to 27

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
95.8 to 98.8
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.2
1.0 to 3.0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0.2 to 0.35
0.2 to 0.7
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.5