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C74400 Nickel Silver vs. C12200 Copper

Both C74400 nickel silver and C12200 copper are copper alloys. They have 64% 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 C74400 nickel silver and the bottom bar is C12200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 43
3.2 to 50
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 240
150 to 240
Tensile Strength: Ultimate (UTS), MPa 350
220 to 410
Tensile Strength: Yield (Proof), MPa 120
69 to 400

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 930
1080
Melting Onset (Solidus), °C 910
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
340
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
85
Electrical Conductivity: Equal Weight (Specific), % IACS 29
85

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.2
9.0
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 48
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
11 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 63
21 to 690
Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
6.9 to 13
Strength to Weight: Bending, points 14
9.1 to 14
Thermal Diffusivity, mm2/s 37
98
Thermal Shock Resistance, points 12
7.9 to 15

Alloy Composition


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Copper (Cu), % 62 to 66
99.9 to 99.985
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0
Nickel (Ni), % 2.0 to 4.0
0
Phosphorus (P), % 0
0.015 to 0.040
Zinc (Zn), % 29.6 to 36
0
Residuals, % 0 to 0.3
0