352 



Copper and Copper-base Alloys 



COPPER — Continued 



hot working, 1 



structural, 1 



uses, 2 

 Tellurium Copper 

 Room Temperature: 



apparent elastic limit, 23, 24 



coefficient of expansion, 23 



density, 23 



electrical conductivity, 23 



elongation, per cent, 23-25 



hardness, 23-25 



modulus of elasticity, 23 



reduction of area, per cent, 23-25 



tensile strength, 23, 24 



thermal conductivity, 23 



yield strength, 23-25 

 Elevated Temperature: 



melting poicit, 23 

 General : 



annealing, 1, 24 



•cold working, 1 



corrosion resistance, 2 



hot working, 1, 23 



machineabiUty, 1 



structural, 2, 23 



uses, 3 

 Zinc Deoxidized Copper 

 Room Temperature: 



impact strength, 26 

 Elevated Temperature: 



impact strength, 26 

 CUPRO-NICKELS 



80-20 Cupro-nickel (80% Cu, 20% Ni) 

 Room Temperature: 



apparent elastic limit, 234-236, 238 



corrosion fatigue, 238, 315 



density, 234 



electrical conductivitj'', 234 



elongation, per cent, 234-238, 300, 315 



endurance limit, 234, 238, 315 



hardness, 234-236, 238 



impact strength, 300, 315 



modulus of elasticity, 234 



reduction of area, per cent, 300 



stress-strain, 237 



tensile strength, 234-238, 300, 315 



thermal conductivity, 234 



yield strength, 234-237, 300 

 Subroom Temperature: 



elongation, per cent, 300 



impact strength, 300 



reduction of area, per cent,. 300 



tensile strength, 300 



yield strength, 300 

 Elevated Temperature: 



elongation, per cent, 238 



melting point, 234 



tensile strength, 238 

 General : 



anneaUng, 236 



cold working, 226 



corrosion resistance, 226 



uses, 226 

 70-30 Cupro-nickel (70% Cu, 30% Ni) 

 Room Temperature: 



apparent elastic hmit, 227-229, 231, 232 



coefficient of expansion, 227 



corrosion fatigue, 238 



CUPRO-NICKELS— Coraimwed 



density, 227 



electrical conductivity, 227 



elongation, per cent, 227-233, 300, 315 



endurance limit, 227, 238, 315 



hardness, 227-229, 231-233, 300 



impact strength, 300 



modulus of elasticity, 227 



reduction of area, per cent, 227, 231, 232, 233, 300, 315 



specific gravit}^, 227 



stress-strain, 230, 233 



tensile strength, 227-232, 238, 300, 315 



thermal conductivity, 227 



yield strength, 227-230, 232, 233, 300 

 Subroom Temperature: 



impact strength, 300 

 Elevated Temperature: 



creep strength, 227 



elongation, per cent, 231 



melting point, 227 



tensile strength, 231 

 General: 



annealing, 227, 229, 232 



cold working, 226 



corrosion resistance, 226 



hot working, 227 



structural, 226, 227 



uses, 226 

 55-45 Cupro-nickel (65% Cu, 46% Ni) 

 Room Temperature: 



corrosion fatigue, 238, 315 



elongation, per cent, 300, 315 



endurance limit, 238, 315 



impact strength, 300 



reduction of area, per cent, 300, 315 



tensile strength, 238, 300, 315 



torsional endurance limit, 315 



torsional strength, 315 



yield strength, 300 

 Subroom Temperature: 



elongation, per cent, 300 



impact strength, 300 



reduction of area, per cent, 300 



tensile strength, 300 



yield strength, 300 

 66-40 Cupro-nickel (66% Cu, 40% Ni) 

 Room Temperature: 



corrosion-fatigue, 238 



elongation, per cent, 315 



endurance limit, 238, 315 



reduction of area, per cent, 315 



tensile strength, 238, 315 

 60-60 Cupro-nickel (50% Cu) 

 Room Temperature: 



corrosion fatigue, 238, 315 



elongation, per cent, 238, 315 



endurance limit, 315 



reduction of area, per cent, 315 



tensile strength, 238, 315 

 30-70 Cupro-nickel (30% Cu) 

 Room Temperature: 



corrosion fatigue, 238 



elongation, per cent, 300 



endurance limit, 238 



hardness, 300 

 impact strength, 300 

 tensUe strength, 238, 300 

 yield strength, 300 



