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C82400 Copper vs. C70250 Copper

Both C82400 copper and C70250 copper are copper alloys. They have a very high 96% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C82400 copper and the bottom bar is C70250 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 45
44
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
520 to 740

Thermal Properties

Latent Heat of Fusion, J/g 230
220
Maximum Temperature: Mechanical, °C 270
210
Melting Completion (Liquidus), °C 1000
1100
Melting Onset (Solidus), °C 900
1080
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
36 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 26
37 to 51

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 8.9
2.9
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 310
310

Common Calculations

Stiffness to Weight: Axial, points 7.6
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 33
16 to 23
Strength to Weight: Bending, points 16 to 26
16 to 21
Thermal Diffusivity, mm2/s 39
49
Thermal Shock Resistance, points 17 to 36
18 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
92.7 to 97.5
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.020
0 to 0.050
Magnesium (Mg), % 0
0.050 to 0.3
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.2
2.2 to 4.2
Silicon (Si), % 0
0.25 to 1.2
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0 to 1.0
Residuals, % 0
0 to 0.5