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2021105 · The two-dimensional graphene is regarded as the most ideal reinforcement for copper-based composites due to its ultra-high strength and electrical properties, such
contact20201112 · 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
contact2004416 · Abstract. Methods used to strengthen metals generally also cause a pronounced decrease in electrical conductivity, so that a tradeoff must be made between
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
contact2006415 · A new high-strength and high-conductivity Cu–Fe–P–B–Ce alloy strengthened by cold working and aging was designed. The mechanical properties and
contact2022107 · HRSC is a heat-resistance copper alloy .And it has high erectric conductivity (equal to Phosphorus deoxidized copper‐C1220) and strength (par with brass‐C2600 and Phosphor bronze‐C5191) . Main
contact2023322 · The extruded bar was cut, and hot rolling was performed with a 20∼30% deformation to obtain a flat short bar (the hot rolling temperature was the same as the hot extrusion temperature). ... Review of nano-phase effects in high strength and conductivity copper alloys. Nanotechnology Reviews, 8 (2019), pp. 383-395. Google Scholar [4]
contactHigh 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
contact20201112 · Finally, a high strength and high conductivity Cu-Ni-Si alloy with a tensile strength of 923MPa and electrical conductivity of 47.2% IACS was predicted by using 36
contact2021225 · The over-aged Cu–Ni–Si alloy has an electrical conductivity of 46.2% IACS, an ultimate tensile strength of 789.1 MPa, a yield strength of 540.8 MPa, a fracture elongation of 17.8%, and a strength-elongation product of up to 15.3 GPa%. The addition of Ti transforms the dominant precipitation strengthening in Cu–Ni–Si alloys to a ...
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 procedure. A copper alloy with the composition of Cu–1.33 wt.% Cr–0.78 wt.% Zr–0.09 wt.% Mg was prepared by spray forming. The experimental details have been reported elsewhere [4].
contact2004416 · Abstract. Methods used to strengthen metals generally also cause a pronounced decrease in electrical conductivity, so that a tradeoff must be made between conductivity and mechanical strength. We synthesized pure copper samples with a high density of nanoscale growth twins. They showed a tensile strength about 10 times higher
contact202111 · Ultra-high strength Cu-Ti, Cu-Ni-Al-Si, and Cu-Ni-Co-Si-Mg alloys have also been developed [[15], [16], [17]], all showing satisfactory mechanical properties yet having limited electrical conductivity. Moreover, it remains a challenge to understand the relationship between composition and physical performance through semi-quantitative or ...
contact2006415 · A new high-strength and high-conductivity Cu–Fe–P–B–Ce alloy strengthened by cold working and aging was designed. The mechanical properties and electrical conductivity of Cu–Fe–P and Cu–Fe–P–B–Ce alloys were measured, and the microstructures of the samples were analyzed with optical microscope and by
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 ...
contact2022107 · HRSC is a heat-resistance copper alloy .And it has high erectric conductivity (equal to Phosphorus deoxidized copper‐C1220) and strength (par with brass‐C2600 and Phosphor bronze‐C5191) . Main
contact20131129 · Alloys that have both high strength and high electrical conductivity are needed for many applications such as lead frames, connectors, conducting springs, and sliding contacts. Figure 1 shows the strength and conductivity of some commercially available copper-based alloys. Since dissolved solutes in an otherwise pure metal rapidly
contact202035 · : Cu–30Ni–5Nb，、、。. ，800～950 ℃，Cu–30Ni–5Nb，900 ℃（1178.92 ℃）；Cu–30Ni–5Nb ...
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 ...
contact201351 · This is much higher than the specific YS of conventional SS alloys; Cu–15Al–3Mg has both a high YS of 908 MPa and a low density of 7.63 g/cm 3. The specific YS of Cu–15Al–3Mg is 27% higher than that of Cu–5.6Sn, and its SR of 14.4 × 10 −8 Ωm is 12% lower than that of Cu–5.6Sn ( Fig. 2 b).
contact2022125 · High strength and high electrical conductivity (EC) Cu alloys are widely applicated as the key material in railway transportation, electrical and electronic industries, etc. [1], [2]. Nowadays, the fast development of automobiles and networks has brought about a large current density trend.
contact2006415 · A new high-strength and high-conductivity Cu–Fe–P–B–Ce alloy strengthened by cold working and aging was designed. The mechanical properties and electrical conductivity of Cu–Fe–P and Cu–Fe–P–B–Ce alloys were measured, and the microstructures of the samples were analyzed with optical microscope and by
contactHigh-strength and high-conductivity copper alloy and applications of alloy as material of contact line of high-speed railway allowing speed higher than 400 kilometers per hour Jiabin Liu ， Yuqing Xu ， Hongtao Wang ，...
contact2006629 · Although the electrical conductivity of Cu–3.1Ni–1.4Si increased, its strength did not improve by the second aging. On the other hand, high strength and conductivity were realized in Cu–3.1Ni–1.5Si–0.1Fe. The hardness and resistivity of the two-step aged alloy were ca. 330 and ca. 4.3 × 10 −8 Ωm, respectively.
contactThe copper alloy with high strength and high conductivity can be obtained by adding rare earth elements, rapid solidification or large plastic deformation. In this paper, the strengthening mechanism, advantages and disadvantages of alloying method and composite method are discussed, and the research focus of the copper alloy are discussed and
contact20131129 · Alloys that have both high strength and high electrical conductivity are needed for many applications such as lead frames, connectors, conducting springs, and sliding contacts. Figure 1 shows the strength and conductivity of some commercially available copper-based alloys. Since dissolved solutes in an otherwise pure metal rapidly
contactin table 1. In general, there is a tradeoff between high strength and high conductivity, with the highest strength Cu alloys (>1GPa yield stress) having thermal conductivities <250Wm−1K−1 and the highest thermal conductivity alloys (>350Wm−1K−1) having yield strengths below 350MPa in as-wrought or solutionized and aged (SA) conditions. Some
contact202035 · However, the thermal conductivity of the copper alloys increases firstly and then decreases with the increase of the hot-pressing temperature from 800 to 950 ℃, and the thermal conductivity...
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 ...
contact2021225 · The over-aged Cu–Ni–Si alloy has an electrical conductivity of 46.2% IACS, an ultimate tensile strength of 789.1 MPa, a yield strength of 540.8 MPa, a fracture elongation of 17.8%, and a strength-elongation product of up to 15.3 GPa%. The addition of Ti transforms the dominant precipitation strengthening in Cu–Ni–Si alloys to a ...
contact2022125 · Cu alloys with high strength, high electrical conductivity (EC) and good softening resistance (SR) are urgently needed in many fields. A Cu-1.06 wt% Fe-0.44 wt% Ti alloy was designed concerning the calculation of phase diagrams. It was expected that the Fe 2 Ti phases could precipitate to obtain high performance. The designed alloy was
contact2006415 · A new high-strength and high-conductivity Cu–Fe–P–B–Ce alloy strengthened by cold working and aging was designed. The mechanical properties and electrical conductivity of Cu–Fe–P and Cu–Fe–P–B–Ce alloys were measured, and the microstructures of the samples were analyzed with optical microscope and by
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 ...
contact2006629 · Although the electrical conductivity of Cu–3.1Ni–1.4Si increased, its strength did not improve by the second aging. On the other hand, high strength and conductivity were realized in Cu–3.1Ni–1.5Si–0.1Fe. The hardness and resistivity of the two-step aged alloy were ca. 330 and ca. 4.3 × 10 −8 Ωm, respectively.
contactThe copper alloy with high strength and high conductivity can be obtained by adding rare earth elements, rapid solidification or large plastic deformation. In this paper, the strengthening mechanism, advantages and disadvantages of alloying method and composite method are discussed, and the research focus of the copper alloy are discussed and
contact20131129 · Alloys that have both high strength and high electrical conductivity are needed for many applications such as lead frames, connectors, conducting springs, and sliding contacts. Figure 1 shows the strength and conductivity of some commercially available copper-based alloys. Since dissolved solutes in an otherwise pure metal rapidly
contact202035 · : Cu–30Ni–5Nb，、、。. ，800～950 ℃，Cu–30Ni–5Nb，900 ℃（1178.92 ℃）；Cu–30Ni–5Nb ...
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 ...
contactProcessing methods for producing dispersion-strengthened (DS) copper alloys with high strength, high conductivity, and good long-term stability at elevated temperature are reviewed. Particle size and stability are related
contact