Copper alloy suited for electrical components and having high strength and high electric conductivity适用于电气元件的Cu-Cr-Zr基沉淀硬化型合金,具有改善的强度,导电性,循环弯曲成形性,焊接性能,焊接部位的牢靠性,银镀层性能,冲压成形性,且不产生毛口. For electrical components Cu-Cr-Zr-based precipitation ...
In determining the uses of copper and copper alloys, the properties of major significance are electrical conductivity, thermal conductivity, corrosion resistance, machinability, fatigue characteristics, malleability, formability and strength. In addition, copper has a pleasing color, is nonmagnetic, and is...
Validity of Wiedemann-Franz-Lorenz Law leads to the knowledge of thermal conductivity indirectly by the electrical conductivity measurements. Studies on copper-manganese alloy system carried out indicated the non-availability of Wiedemann-Franz-Lorenz Law. High specific resistance of these alloys coupled ...
Microstructure and properties of high strength and high conductivity Cu-Cr alloy components fabricated by high power selective laser melting Although different kinds of metal materials have been built in the past years, it is difficult to fabricate the components of copper alloys with high stren......
PROBLEM TO BE SOLVED: To make the performance index M concerned with the combination of strength and electrical conductivity satisfy M>400 in a simple alloy composition composed of a Cu-Zr binary system or a Cu-Zr-B ternary system, and to enable selection in a wide range in accordance with...
conducting electricity. The metals in alloys are not the same elements and electrons cannot flow easily between different elements. Pure metals, such as copper wire, have high electrical conductivity. This applies only to solid metals because air pockets can lower the electrical conductivity of ...
copper alloy material excellent in press workability and bending workability by specifying the range of crystal grains in the sheet width direction on the rolled surface of a copper alloy having a specified compsn. and the ratio of crystal grains lying in the range to all crystal grains....
PROBLEM TO BE SOLVED: To obtain a copper alloy for electrical and electronic parts, having high strength and high electric conductivity and excellent in spring limit value, stress relaxation property, die wear properties, and migration resistance. ;SOLUTION: This copper alloy has a composition consis...
Neutron-Induced Changes in Density and Electrical Conductivity of Copper Alloys at 16 to 98 dpa and 430ºC An irradiation experiment on copper alloys in the Fast Flux Test Facility (FFTF) at 430掳 C has been completed. Four exposure levels were reached with the ... FA Garner,HR Brager ...
Ultrahigh Oxidation Resistance and High Electrical Conductivity in Copper-Silver Powder The electrical conductivity of pure Cu powder is typically deteriorated at elevated temperatures due to the oxidation by forming non-conducting oxides on surface, while enhancing oxidation resistance via alloying is often...