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C75700 Nickel Silver vs. C19800 Copper

Both C75700 nickel silver and C19800 copper are copper alloys. They have 66% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
9.0 to 12
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
43
Shear Strength, MPa 350 to 370
260 to 330
Tensile Strength: Ultimate (UTS), MPa 590 to 610
430 to 550
Tensile Strength: Yield (Proof), MPa 470 to 580
420 to 550

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1040
1070
Melting Onset (Solidus), °C 990
1050
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 40
260
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
61
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
62

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 56
43
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
49 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
770 to 1320
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 19 to 20
14 to 17
Strength to Weight: Bending, points 19
14 to 17
Thermal Diffusivity, mm2/s 12
75
Thermal Shock Resistance, points 22 to 23
15 to 20

Alloy Composition

Copper (Cu), % 63.5 to 66.5
95.7 to 99.47
Iron (Fe), % 0 to 0.25
0.020 to 0.5
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
0
Phosphorus (P), % 0
0.010 to 0.1
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 19.2 to 25.5
0.3 to 1.5
Residuals, % 0 to 0.5
0 to 0.2

Comparable Variants