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C18200 Copper vs. C18100 Copper

Both C18200 copper and C18100 copper are copper alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is C18200 copper and the bottom bar is C18100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 11 to 40
8.3
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 65 to 82
80
Shear Modulus, GPa 44
47
Shear Strength, MPa 210 to 320
300
Tensile Strength: Ultimate (UTS), MPa 310 to 530
510
Tensile Strength: Yield (Proof), MPa 97 to 450
460

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1080
1080
Melting Onset (Solidus), °C 1070
1020
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 320
320
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
80
Electrical Conductivity: Equal Weight (Specific), % IACS 81
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
2.7
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 96
40
Resilience: Unit (Modulus of Resilience), kJ/m3 40 to 860
900
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 9.6 to 16
16
Strength to Weight: Bending, points 11 to 16
16
Thermal Diffusivity, mm2/s 93
94
Thermal Shock Resistance, points 11 to 18
18

Alloy Composition

Chromium (Cr), % 0.6 to 1.2
0.4 to 1.2
Copper (Cu), % 98.6 to 99.4
98.7 to 99.49
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.030 to 0.060
Silicon (Si), % 0 to 0.1
0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.5