C96200 / CDA 962 Copper Nickle Alloys Alloy Specifications, Chemistries, and Technical Data : Nearest Applicable Casting Standards : ASTM (B Series) B369 Federal (QQ-C- Series) 390 Military (Mil-C- Series) 20159 Specification Properties : (Heat Treat ‘F’ Denotes As Cast) Heat Treat State Minimum Tensile Strength (ksi) F 45 Yield Strength (.5% extension under load) (ksi) F 25 Elongation (2 inch gauge length) (%) F 20 Typical Properties : Heat Treat State Typical Modulus of Elasticity (ksi) 18000 Machinability (% of free cutting brass) 10 Fatigue Strength (10^8 cycles) (ksi) 13 Impact Strength (Charpy) (ft-lb) 100 Compressive Strength (0.100 in. set/in.) (ksi) 37 Melting Range (Liquidus-Solidus)(F) 2010-2100 Coefficient of Thermal Expansion (per F @ 68-400F) 0.0000095 Thermal Conductivity (Btu/sq.ft/ft./hr/F @ 68F) 26 Specific Heat (Btu/lb/F @ 68F) 0.09 Electrical Conductivity (% IACS @ 68F) 11 Density (lb/cu.in. @ 68F) 0.323 Patternmakers Shrinkage (in/ft) 3/16 Drossing Low Gassing High Fluidity High Shrinkage High Casting Yield Low Applications : Elbows – Seawater Corrosion Flanges Pump Bodies Valves
