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C74500 Nickel Silver vs. C99500 Copper

Both C74500 nickel silver and C99500 copper are copper alloys. They have 71% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C74500 nickel silver and the bottom bar is C99500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.0 to 24
13
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 44
45
Tensile Strength: Ultimate (UTS), MPa 390 to 700
540
Tensile Strength: Yield (Proof), MPa 380 to 600
310

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 1020
1090
Melting Onset (Solidus), °C 970
1040
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
10

Otherwise Unclassified Properties

Base Metal Price, % relative 29
30
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 3.4
3.0
Embodied Energy, MJ/kg 54
47
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
63
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
410
Stiffness to Weight: Axial, points 7.7
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 23
17
Strength to Weight: Bending, points 14 to 21
17
Thermal Shock Resistance, points 13 to 23
19

Alloy Composition


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Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 63.5 to 66.5
82.5 to 92
Iron (Fe), % 0 to 0.25
3.0 to 5.0
Lead (Pb), % 0 to 0.1
0 to 0.25
Manganese (Mn), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 9.0 to 11
3.5 to 5.5
Silicon (Si), % 0
0.5 to 2.0
Zinc (Zn), % 21.2 to 27.5
0.5 to 2.0
Residuals, % 0 to 0.5
0 to 0.3