C71000 Cupronickel

C7100 white copper rod | copper nickel alloy
Standard: ASTM b111-1992, b122-1990, b206m-1987 (1992, 1993 edition)
Name: 82-20 copper nickel alloy
● characteristics and application:
C7100 white copper has good cold and hot workability. C7100 white copper is mainly used as communication relay, cathode spring, condenser sleeve and heat exchanger sleeve.
● chemical composition:
Copper + silver Cu + Ag: balance
Lead Pb: ≤ 0.05
Iron (FE): 0.5 ~ 1.0
Zinc Zn: ≤ 1.0
Nickel (Ni): 19.0 ~ 23.0
Manganese Mn: ≤ 1.0
Features and uses: structural white copper, high strength, ductility, fatigue resistance, corrosion resistance, good plasticity, poor machinability, poor weldability, excellent electromagnetic interference shielding, silver white appearance, commonly known as “Deyin”. Parts and instrument parts for working in humid and corrosive environment, medical appliances, telecommunication parts, artworks, spring tubes, electronic crystal shells, daily decorations, tableware, buildings, etc.