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C78200 Nickel Silver vs. C18600 Copper

Both C78200 nickel silver and C18600 copper are copper alloys. They have 66% of their average alloy composition in common. There are 29 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 C78200 nickel silver and the bottom bar is C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 40
8.0 to 11
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 43
44
Shear Strength, MPa 280 to 400
310 to 340
Tensile Strength: Ultimate (UTS), MPa 370 to 630
520 to 580
Tensile Strength: Yield (Proof), MPa 170 to 570
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 1000
1090
Melting Onset (Solidus), °C 970
1070
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 48
280
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
70
Electrical Conductivity: Equal Weight (Specific), % IACS 12
71

Otherwise Unclassified Properties

Base Metal Price, % relative 28
31
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 52
46
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 120
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1440
1060 to 1180
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 21
16 to 18
Strength to Weight: Bending, points 14 to 19
16 to 17
Thermal Diffusivity, mm2/s 15
81
Thermal Shock Resistance, points 12 to 21
19 to 20

Alloy Composition

Chromium (Cr), % 0
0.1 to 1.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 63 to 67
96.5 to 99.55
Iron (Fe), % 0 to 0.35
0.25 to 0.8
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 7.0 to 9.0
0 to 0.25
Titanium (Ti), % 0
0.050 to 0.5
Zinc (Zn), % 20.2 to 28.5
0
Zirconium (Zr), % 0
0.050 to 0.4
Residuals, % 0
0 to 0.5