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Nickel silver 55-18, UNS C77000
Categories: Metal; Nonferrous Metal; Copper Alloy
Material Notes: Excellent corrosion resistance. Fabricated by blanking, forming and bending, and shearing.

Applications: optical goods, springs and resistance wire.

Available as flat products, rod, and wire.
Key Words: NS107, ISO CuNi18Zn27, CEN CW410J
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 8.70 g/cc
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Ultimate 414 - 1000 MPa
Tensile Strength, Yield 186 - 621 MPaDepending on temper
Elongation at Break 40 %in 50.8 mm.
Modulus of Elasticity 125 GPa
Poissons Ratio 0.33Calculated
Machinability 30 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 47.0 GPa
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 0.0000314 ohm-cm
 
Thermal PropertiesOriginal ValueComments
CTE, linear 16.7 µm/m-°C
@Temperature 20.0 - 300 °C
Specific Heat Capacity 0.380 J/g-°C
Thermal Conductivity 29.0 W/m-K
@Temperature 20.0 °C
Melting Point <= 1055 °C
Liquidus 1055 °C
 
Processing PropertiesOriginal ValueComments
Annealing Temperature 600 - 825 °C
 
Component Elements PropertiesOriginal ValueComments
Copper, Cu 53.5 - 56.5 %
Iron, Fe <= 0.25 %
Lead, Pb <= 0.10 %
Manganese, Mn <= 0.50 %
Nickel, Ni 16.5 - 19.5 %
Other, total <= 0.50 %
Zinc, Zn 27 %

References for this datasheet.

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MC77000b1 / 11831

Specialty Compounds RTP Company




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