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C81500 Copper vs. C18400 Copper

Both C81500 copper and C18400 copper are copper alloys. Their average alloy composition is basically identical. There are 28 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 C81500 copper and the bottom bar is C18400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 17
13 to 50
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 350
270 to 490
Tensile Strength: Yield (Proof), MPa 280
110 to 480

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1080
Melting Onset (Solidus), °C 1080
1070
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 320
320
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
80
Electrical Conductivity: Equal Weight (Specific), % IACS 83
81

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
63 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 330
54 to 980
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
8.5 to 15
Strength to Weight: Bending, points 12
10 to 16
Thermal Diffusivity, mm2/s 91
94
Thermal Shock Resistance, points 12
9.6 to 17

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Chromium (Cr), % 0.4 to 1.5
0.4 to 1.2
Copper (Cu), % 97.4 to 99.6
97.2 to 99.6
Iron (Fe), % 0 to 0.1
0 to 0.15
Lead (Pb), % 0 to 0.020
0
Lithium (Li), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.15
0 to 0.1
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0 to 0.7
Residuals, % 0
0 to 0.5