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C75700 Nickel Silver vs. C77000 Nickel Silver

Both C75700 nickel silver and C77000 nickel silver are copper alloys. They have a moderately high 90% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C77000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 45
46
Tensile Strength: Ultimate (UTS), MPa 590 to 610
420 to 800

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 1040
1050
Melting Onset (Solidus), °C 990
1000
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 40
29
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
6.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 3.6
4.1
Embodied Energy, MJ/kg 56
63
Embodied Water, L/kg 310
300

Common Calculations

Stiffness to Weight: Axial, points 7.8
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
14 to 27
Strength to Weight: Bending, points 19
15 to 23
Thermal Diffusivity, mm2/s 12
8.8
Thermal Shock Resistance, points 22 to 23
15 to 28

Alloy Composition

Copper (Cu), % 63.5 to 66.5
53.5 to 56.5
Iron (Fe), % 0 to 0.25
0 to 0.25
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 11 to 13
16.5 to 19.5
Zinc (Zn), % 19.2 to 25.5
22.7 to 30
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants