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20201112 · High strength and high conductivity (HSHC) Cu alloys are widely used in many fields, such as high-speed electric railway contact wires and integrated circuit lead
contact2003630 · Therefore in this study a Cu–Cr alloy with Zr and Mg additions was spray formed to achieve high strength and high electrical conductivity. 2. Experimental
contactBased on the typical demand for advanced copper alloys by emerging industries and major engineering projects, such as electrical engineering, electronics, 5G communications,
contact2022627 · Cu–Ni–Si alloy has a difficult combination of high strength and high electrical conductivity, which limits its further application in electronics industry. In this
contact2004416 · Abstract. Methods used to strengthen metals generally also cause a pronounced decrease in electrical conductivity, so that a tradeoff must be made between
contact2023321 · 1.Introduction. Copper alloys have been used extensively to high-speed railway, electronic components, aerospace and other fields [1], [2], [3].Among them, the
contactThe development of highly conductive materials with high strength is requisite for conductors of high-field magnets. To develop such materials, Cu-Ag alloys (2-60 at.%) and their
contact202253 · Not surprisingly, it is primarily their relatively high copper content that gives this family of copper alloys their high conductivity. The high-copper alloy family includes,
contact2023321 · The nanoporous CrFe alloy displays good structural stability with high coarsening activation energy of 83.47 kJ mol −1 and low atoms diffusivity of 1.27 × 10
contactThe corrosion resistance of the AW7075 alloy after RRA treatment was evaluated. The corrosion rate in the NSS test was assessed and the electrochemical parameters were
contact202319 · High-strength and high-conductivity Cu alloys are promising materials for electrodes, contact wires, lead frames, etc. [1,2,3].However, strengthening while maintaining high electrical conductivity (EC) in Cu
contact2003213 · Research Progress and Prospect on High Strength, High Conductivity, and High Heat Resistance Copper Alloys LEI Qian 1 , YANG Yihai 1 , XIAO Zhu 2 , JIANG Yanbin 2 , GONG Shen 2 , LI Zhou 2 1 State Key Laboratory of Powder Metallurgy, Central South University, Changsha , China 2 School of Materials Science and
contact2023321 · 1.Introduction. Copper alloys have been used extensively to high-speed railway, electronic components, aerospace and other fields [1], [2], [3].Among them, the Cu-Cr alloy has been paid more attention because of its excellent electrical conductivity and outstanding mechanical properties [4], [5].With the development of the 5 th generation (5
contact2019124 · Review of nano-phase e ects in high strength and conductivity copper alloys | 389 Figure 8: Hot processing maps of: (a) Al 2 O 3 -Cu/25W5Cr composite and (b) Al 2 O 3 -Cu/35W5Cr composite at 650 ...
contact201629 · To address the trade-off between strength and electrical conductivity, we propose a strategy: introducing precipitated particles into a structure composed of deformation twins. A Cu-0.3%Zr alloy ...
contact20131129 · Computer-aided design of alloys is becoming increasingly useful, replacing the completely experimental approach. The computer-aided approach significantly reduces the cost of alloy design and more easily leads to optimum properties by reducing the amount of experimentation. Design of high-strength, high-conductivity alloys is a
contactTLDR. Pure copper samples with a high density of nanoscale growth twins are synthesized and show a tensile strength about 10 times higher than that of conventional coarse-grained copper, while retaining an electrical conductivity comparable to
contact2019316 · enhancement of both tensile strength and electrical conductivity of Cu-Zr-B alloy through a double cold deformation and aging process [25]. So far, main studies report that the methods to fabricate high strength and high electrical conductivity Cu-Cr-Zr alloys are only focused on the one-step deformation and subsequent aging treatment [26,27 ...
contact201887 · Low electrical resistivity and high strength are a basic requirements for copper alloys.However,it has been widely known that these two properties are contradictory to each other:high electrical resistivity means extensive electron scattering by obstacles in the alloy,which in turn blocks dislocation movement to enhance mechanical strength.That
contact200919 · [Translated] high strength and high electrical conductivity copper alloy rolled sheet and manufacturing method thereof. Cite. Download. Patent: BR-PI-A2: Inventor: OISHI KEIICHIRO (JP) ... 2.2 Filing Date. Help. New Window. 2009/12/25. Google Patents. 2.3 Publication Date. Help. New Window. 2015/12/08.
contact2016426 · With good electrical conductivity and high strength, copper and copper based alloys are widely used for electrical components, such as electrical connectors, lead frames, conducting wires and so on [1–5].Presently, the research of copper alloys with high strength and high electrical conductivity is concentrated on Cu–Ag [6–8], Cu–Nb [9, 10],
contact2003213 · Research Progress and Prospect on High Strength, High Conductivity, and High Heat Resistance Copper Alloys LEI Qian 1 , YANG Yihai 1 , XIAO Zhu 2 , JIANG Yanbin 2 , GONG Shen 2 , LI Zhou 2 1 State Key Laboratory of Powder Metallurgy, Central South University, Changsha , China 2 School of Materials Science and
contact199891 · @article{osti_, title = {Tensile and electrical properties of high-strength high-conductivity copper alloys}, author = {Zinkle, S. J. and Eatherly, W. S.}, abstractNote = {Electrical conductivity and tensile properties have been measured on an extruded and annealed CuCrNb dispersion strengthened copper alloy which has been
contact2020512 · The very first high-strength copper-nickel alloys were developed in the 1930s, utilising an addition of aluminium to create a fine precipitate that improves yield strength. This approach was optimised by Langley Alloys, with several new alloys originally developed under the Hidurax name, from 1939 onwards. Hiduron 130 was originally
contactThe development of highly conductive materials with high strength is requisite for conductors of high-field magnets. To develop such materials, Cu-Ag alloys (2-60 at.%) and their fabrication methods have been investigated. The Cu-Ag alloys were prepared by melting electrolytic Cu and pure Ag pellets in an argon atmosphere, and then cold-drawn to a
contact2019316 · enhancement of both tensile strength and electrical conductivity of Cu-Zr-B alloy through a double cold deformation and aging process [25]. So far, main studies report that the methods to fabricate high strength and high electrical conductivity Cu-Cr-Zr alloys are only focused on the one-step deformation and subsequent aging treatment [26,27 ...
contact2022411 · Cadmium Copper (C162) Cadmium copper is a high-performance alloy made from 98 – 99 % % copper, 0.1 – 1.5% cadmium and sometimes minor amounts of other materials. The cadmium imbues the metal with more strength and makes it responsive to some heat treatments.
contactIt has been suggested by Lu et al. (2004) that ultrahigh-strength and high-conductivity Cu can be produced by subjecting the metal to high density of nanoscale twin boundaries. Alloying pure Cu metal with one or more elements (e.g., Ti, Zr, Ni, Al) can lead to significant improvements of mechanical strength and raises the softening temperature ...
contact2023321 · 1.Introduction. Copper alloys have been used extensively to high-speed railway, electronic components, aerospace and other fields [1], [2], [3].Among them, the Cu-Cr alloy has been paid more attention because of its excellent electrical conductivity and outstanding mechanical properties [4], [5].With the development of the 5 th generation (5
contact20151130 · The development of Cu-based alloys with high-mechanical properties (strength, ductility) and electrical conductivity plays a key role over a wide range of industrial applications. Successful ...
contact2003213 · Research Progress and Prospect on High Strength, High Conductivity, and High Heat Resistance Copper Alloys LEI Qian 1 , YANG Yihai 1 , XIAO Zhu 2 , JIANG Yanbin 2 , GONG Shen 2 , LI Zhou 2 1 State Key Laboratory of Powder Metallurgy, Central South University, Changsha , China 2 School of Materials Science and
contact2023321 · 1.Introduction. Copper alloys have been used extensively to high-speed railway, electronic components, aerospace and other fields [1], [2], [3].Among them, the Cu-Cr alloy has been paid more attention because of its excellent electrical conductivity and outstanding mechanical properties [4], [5].With the development of the 5 th generation (5
contact201629 · To address the trade-off between strength and electrical conductivity, we propose a strategy: introducing precipitated particles into a structure composed of deformation twins. A Cu-0.3%Zr alloy ...
contactcurrent status of high strength, high conductivity Cu alloys is reviewed for unirradiated and neutron-irradiated conditions. Most of these alloys utilize particle hardening (in conjunction with deformation hardening) for optimized properties. The design principles for manufacturing improved high perfor-mance Cu alloys are also outlined. 2.
contact2021910 · In this work, the Cu-1.5Ni-1.1Co-0.6Si-0.1Cr alloy with high strength and electrical conductivity was designed. The strength of the alloy can reach 857 MPa and the conductivity is 42.8% IACS. It is worth noting that the elongation can reach 7%, which is 35% higher compared with the high strength and conductivity Cu-Ni- Co-Si alloy.
contactHigh-strength and high-conductivity copper alloy is a kind of structural function materials, which has excellent comprehensive mechanical and physical properties. The strengthening methods of copper alloy are summarized. The basic requirements of high-strength and high-conductivity copper alloy is established. The application of the materials is described,
contact202315 · Abstract: Cu-Al 2 O 3 powder was obtained by internal oxidation of Cu-Al alloy powder with mass fraction of 0.20%, 0.35% and 0.60%Al. Carbon nanotubes (CNTs) were in-situ grown on the surface of Cu-Al 2 O 3 powder by chemical vapor deposition, and CNTs/Cu-Al 2 O 3 composites were successfully prepared by spark plasma sintering.
contact20171029 · HIGH-STRENGTH, HIGH-CONDUCTIVITY COPPER ALLOY This is a continuation of co-pending application Ser. No. 695,154 filed on Jan. 25, 1985, now abandoned. BACKGROUND OF THE INVENTION This invention relates to a copper alloy suited as material for leads of semiconductor devices such as transistors and integrated
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