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C75700 Nickel Silver vs. C96900 Copper-nickel

Both C75700 nickel silver and C96900 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C96900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
4.5
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
45
Tensile Strength: Ultimate (UTS), MPa 590 to 610
850
Tensile Strength: Yield (Proof), MPa 470 to 580
830

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 1040
1060
Melting Onset (Solidus), °C 990
960
Specific Heat Capacity, J/kg-K 390
380
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 30
39
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 3.6
4.6
Embodied Energy, MJ/kg 56
72
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
38
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
2820
Stiffness to Weight: Axial, points 7.8
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
27
Strength to Weight: Bending, points 19
23
Thermal Shock Resistance, points 22 to 23
30

Alloy Composition

Copper (Cu), % 63.5 to 66.5
73.6 to 78
Iron (Fe), % 0 to 0.25
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0 to 0.5
0.050 to 0.3
Nickel (Ni), % 11 to 13
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.3
Tin (Sn), % 0
7.5 to 8.5
Zinc (Zn), % 19.2 to 25.5
0 to 0.5
Residuals, % 0 to 0.5
0 to 0.5