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C17200 Copper vs. C18700 Copper

Both C17200 copper and C18700 copper are copper alloys. They have a very high 97% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C17200 copper and the bottom bar is C18700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.1 to 37
9.0 to 9.6
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 45
43
Shear Strength, MPa 330 to 780
170 to 190
Tensile Strength: Ultimate (UTS), MPa 480 to 1380
290 to 330
Tensile Strength: Yield (Proof), MPa 160 to 1250
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 280
200
Melting Completion (Liquidus), °C 980
1080
Melting Onset (Solidus), °C 870
950
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 110
380
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
98
Electrical Conductivity: Equal Weight (Specific), % IACS 23
99

Otherwise Unclassified Properties

Density, g/cm3 8.8
9.0
Embodied Carbon, kg CO2/kg material 9.4
2.6
Embodied Energy, MJ/kg 150
41
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 500
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5720
240 to 280
Stiffness to Weight: Axial, points 7.6
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 44
9.0 to 10
Strength to Weight: Bending, points 16 to 31
11 to 12
Thermal Diffusivity, mm2/s 31
110
Thermal Shock Resistance, points 16 to 46
10 to 12

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Copper (Cu), % 96.1 to 98
98 to 99.2
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 0
0.8 to 1.5
Nickel (Ni), % 0.2 to 0.6
0
Silicon (Si), % 0 to 0.2
0
Residuals, % 0
0 to 0.5