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C82000 Copper vs. C81400 Copper

Both C82000 copper and C81400 copper are copper alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is C82000 copper and the bottom bar is C81400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 8.0 to 20
11
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 55 to 95
69
Shear Modulus, GPa 45
41
Tensile Strength: Ultimate (UTS), MPa 350 to 690
370
Tensile Strength: Yield (Proof), MPa 140 to 520
250

Thermal Properties

Latent Heat of Fusion, J/g 220
210
Maximum Temperature: Mechanical, °C 220
200
Melting Completion (Liquidus), °C 1090
1090
Melting Onset (Solidus), °C 970
1070
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 260
260
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
60
Electrical Conductivity: Equal Weight (Specific), % IACS 46
61

Otherwise Unclassified Properties

Base Metal Price, % relative 60
33
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 5.0
2.8
Embodied Energy, MJ/kg 77
45
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51 to 55
36
Resilience: Unit (Modulus of Resilience), kJ/m3 80 to 1120
260
Stiffness to Weight: Axial, points 7.5
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11 to 22
11
Strength to Weight: Bending, points 12 to 20
13
Thermal Diffusivity, mm2/s 76
75
Thermal Shock Resistance, points 12 to 24
13

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Beryllium (Be), % 0.45 to 0.8
0.020 to 0.1
Chromium (Cr), % 0 to 0.1
0.6 to 1.0
Cobalt (Co), % 2.2 to 2.7
0
Copper (Cu), % 95.2 to 97.4
98.4 to 99.38
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.5