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50results about How to "Liquid-solid phase solidification temperature range is low" patented technology

Silver-free and brittle fracture-resistant 18K rose gold and processing technology thereof

InactiveCN108425029AIncreased structural fragilityBrittleSocial benefitsAlloy
The invention discloses silver-free and brittle fracture-resistant 18K rose gold and a processing technology thereof. The silver-free and brittle fracture-resistant 18K rose gold comprises the following components in percent by weight: 0.2-0.4wt.% of Ba, 0.6-0.8wt.% of V, 1.2-1.6wt.% of Ni, 1.0-1.2wt.% of Sb, 8.0-12.0wt.% of In, 74.0-76.0wt.% of Au and the balance of copper. The invention providesnovel silver-free 18K rose gold and the processing technology thereof, and the characteristic of low-temperature brittle fracture of the conventional rose gold is avoided. Through the innovation andoptimization of the alloy components, the development bottleneck of a 18K red gold material for jewelries is broken through; implementation and industrialization of the material achieve plenteous economic results and social benefits.
Owner:GUANGZHOU YUZHI TECH CO LTD

Mg-Ca-In magnesium alloy for pressure casting and with high damping characteristic

The invention discloses Mg-Ca-In magnesium alloy for pressure casting and with high damping characteristic as well as a processing process thereof. The alloy comprises the following components in percentage by weight: 0.6 to 1.5 percent of Ca, 1.6 to 3.2 percent of In, 3.0 to 4.5 percent of Sn, 0.8 to 1.5 percent of Sb, 0.4 to 0.8 percent of Zr, 0.2 to 0.5 percent of Be and the balance of magnesium. The magnesium calcium alloy has excellent pressure casting property and also has excellent damping property. The bottom layer property of the traditional magnesium for casing is expected to be innovated and optimized, so positive significance in development and improvement of the magnesium alloy pressure casting process, even the whole pressure casting industry and the technology thereof is achieved.
Owner:GUANGZHOU YUZHI TECH CO LTD

Corrosion-resistance Au-Li-Os gold lithium alloy for electric contact material

The invention discloses a corrosion-resistant Au-Li-Os gold-lithium alloy for electrical contact materials. In terms of weight percentage, the chemical composition of the alloy is: Li:0.2‑0.6wt.%, Os:0.2‑0.3wt.%, Ca:0.5‑1.5wt.%, Sb:0.2‑0.4wt.%, Sn:1.0‑ 1.5wt.%, Co: 0.4‑0.5wt.%, Mo: 0.1‑0.2wt.%, Pd: 0.2‑0.4wt.%, Si: 0.1‑0.2wt.%, B: 0.2‑0.4wt.%, The balance is gold. Compared with traditional electrical contact gold alloys, the material has excellent mechanical properties, high electrical conductivity and high corrosion resistance.
Owner:GUANGZHOU YUZHI TECH CO LTD

High damping Ca and Mg containing aluminum alloy for pressure casting and processing technology thereof

The invention discloses high damping Ca and Mg containing aluminum alloy for pressure casting and a processing technology thereof. The alloy is prepared from the following components in percentage byweight: 0.8-1.5wt% of Ca, 2.0-8.0wt% of Mg, 3.0-5.0wt% of Sn, 0.5-1.2wt% of Y, 0.4-0.6wt% of Mo, 0.2-0.5wt% of Be and the balance of aluminum. The aluminum-calcium alloy has excellent pressure castingperform and excellent damping perform and is expected to have positive significance of development and promotion of an aluminum alloy pressure casting technology and even the whole pressure casting industry and a technology thereof.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-heat-conductivity Ba and Se including aluminum alloy for copper-clad aluminium conductor and processing process of high-heat-conductivity Ba and Se including aluminum alloy

The invention discloses a high-heat-conductivity Ba and Se including aluminum alloy for a copper-clad aluminium conductor and a processing process of the high-heat-conductivity Ba and Se including aluminum alloy. The alloy is prepared from, by weight percent, 0.5-1.2 wt.% of Ba, 0.2-0.6 wt.% of Ge, 0.2-0.4 wt.% of Hf, 0.2-0.5 wt.% of Ru, 0.1-0.3 wt.% of Os, 0.4-0.8 wt.% of Se and the balance aluminum. The aluminum-barium alloy has the excellent mechanical property and heat conducting property failing to achieve on a traditional copper-clad aluminum conductor and has wide purposes in the electric appliance manufacturing industry, the electric wire industry and the radio industry.
Owner:GUANGZHOU YUZHI TECH CO LTD

High temperature-resistant Ba-Re-Te zinc alloy applied to cold chamber die casting

The invention discloses a high temperature-resistant Ba-Re-Te zinc alloy applied to cold chamber die casting and a processing process thereof. The alloy is prepared from the following components in percentage by weight: 0.4-1.2wt% of Ba, 0.4-0.8wt% of Re, 0.6-0.8wt% of Te, 2.0-4.0wt% of Ge, 0.5-0.8wt% of V, 0.2-0.4wt% of Pr and the balance of zinc. The zinc-barium alloy has excellent die-casting performance and can be used for producing long thin-walled parts; meanwhile, in the die casting process, the zinc-barium alloy can be casted by using cold chamber; the production efficiency is greatlyimproved; the energy consumption is reduced; the obtained products can be widely used in electric appliance manufacturing industry and radio industry.
Owner:GUANGZHOU YUZHI TECH CO LTD

High thermal conductivity and damping silver-lithium electric contact alloy

The invention discloses an Ag-Li-Sn silver lithium electrical contact alloy with high thermal conductivity and damping and a processing technology thereof. By weight percentage, the chemical composition of the alloy is: Li:0.5‑3.0wt.%, Sn:1.0‑1.5wt.%, Zn:2.0‑4.0wt.%, Ba:0.5‑1.5wt.%, Sr:0.5‑ 1.2wt.%, Pd: 0.2‑0.4wt.%, Zr: 0.2‑0.3wt.%, Th: 0.1‑0.2wt.%, Ce: 0.5‑0.8wt.%, B: 0.5‑1.0wt.%, The balance is silver. Compared with silver alloys used in traditional electrical contact materials, this material has excellent mechanical properties, high electrical conductivity and high damping coefficient.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-damping Ag-Li-Sn silver-lithium alloy with electric conductivity close to that of pure silver

The invention discloses a high-damping Ag-Li-Sn silver-lithium alloy with electrical conductivity close to that of pure silver. In terms of weight percentage, the chemical composition of the alloy is: Li:0.5‑3.4wt.%, Sn:2.6‑3.8wt.%, Be:0.2‑0.5wt.%, Hf:0.1‑0.3wt.%, Sr:0.5‑ 0.8wt.%, Ge: 0.2‑0.4wt.%, In: 0.1‑0.3wt.%, Ta: 0.1‑0.3wt.%, Gd: 0.2‑0.3wt.%, B: 0.2‑0.4wt.%, The balance is silver. Compared with traditional electrical contact silver alloys, the material has excellent mechanical properties, high electrical conductivity and excellent damping properties.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-thermal-conductivity Ge-containing magnesium alloy suitable for cold chamber die casting and processing technology thereof

The invention discloses high-thermal-conductivity Ge-containing magnesium alloy suitable for cold chamber die casting and a processing technology thereof. The alloy is prepared from the following components in percentage by weight: 0.5-1.2wt.% of Ca, 2.4-3.5wt.% of Ge, 1.0-2.5wt.% of Mn, 2.4-3.8wt.% of Ni, 0.5-1.2wt.% of Y, 0.2-0.6wt.% of Nb and the balance of magnesium. The magnesium-calcium alloy has excellent die casting properties and excellent thermal conductivity and is expected to have a promotion effect of enabling fine new materials independently researched and developed in China to occupy the market of international fine new materials.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-electric-conductivity Ba and Re-contained aluminum alloy for copper-clad aluminum conductor and machining process thereof

The invention discloses a high-electric-conductivity Ba and Re-contained aluminum alloy for a copper-clad aluminum conductor and a machining process thereof. The alloy comprises the following components in percentage by weight: 0.8-1.5 wt.% of Ba, 0.2-0.4 wt.% of Re, 0.2-0.3 wt.% of Zr, 0.5-0.8 wt.% of Zn, 0.1-0.2 wt.% of Pd, 0.5-0.8 wt.% of Te, and the balance of aluminum. The aluminum rhenium alloy achieves excellent mechanical performances and electric conductivity, which are not possessed by a traditional aluminum alloy for the copper-clad aluminum conductor. The alloy achieves wide purposes in the electric appliance manufacturing industry, the electric wire and cable industry and the radio industry.
Owner:GUANGZHOU YUZHI TECH CO LTD

Magnesium-containing high-conductivity and high-damping-capacity palladium-magnesium alloy for electric contact material

The invention discloses a palladium-magnesium alloy for a magnesium-containing high-conductivity and high-damping electrical contact material. In terms of weight percentage, the chemical composition of the alloy is: Mg: 4.5‑7.0wt.%, Zn: 1.5‑3.0wt.%, Ru: 0.2‑0.4wt.%, Os: 0.2‑0.5wt.%, Ge: 1.0‑ 1.5wt.%, Nb: 0.4‑0.5wt.%, Y: 0.2‑0.6wt.%, Sc: 0.2‑0.4wt.%, B: 0.5‑0.9wt.%, and the balance is palladium. Compared with the traditional electrical contact palladium alloy, the material has excellent mechanical properties, high electrical conductivity and high damping performance.
Owner:GUANGZHOU YUZHI TECH CO LTD

Palladium magnesium alloy for magnesium-contained highly-conductive high strength electric contact material

The invention discloses a palladium-magnesium alloy for a magnesium-containing high-conductivity and high-strength electrical contact material. In terms of weight percentage, the chemical composition of the alloy is: Mg: 1.5‑3.0wt.%, Hf: 0.2‑0.8wt.%, Re: 0.2‑1.4wt.%, Sn: 1.2‑1.4wt.%, Al: 1.0‑ 1.5wt.%, Co: 0.4‑0.5wt.%, Ag: 0.2‑0.8wt.%, Si: 0.2‑0.4wt.%, Ge: 0.1‑0.2wt.%, B: 0.2‑0.5wt.%, The balance is palladium. Compared with the traditional electrical contact palladium alloy, the material has excellent mechanical properties and high electrical conductivity.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-strength W-containing magnesium alloy applicable to cold chamber die casting and machining process of high-strength W-containing magnesium alloy

The invention discloses high-strength W-containing magnesium alloy applicable to cold chamber die casting and a machining process of the high-strength W-containing magnesium alloy. The high-strength W-containing magnesium alloy comprises the following components in percentage by weight: 1.2wt% to 1.6wt% of Ca, 0.4wt% to 0.8wt% of W, 0.2wt% to 0.5wt% of Cr, 1.2wt% to 1.8wt% of Sc, 0.4wt% to 0.6wt%of Ta, 1.2wt% to2.6 wt% of In and the balance of magnesium. The magnesium-calcium alloy is excellent in die casting property and is also excellent in mechanical property. Expectedly, the high-strengthW-containing magnesium alloy plays a promotion role for our country to independently research and develop competitive new materials and occupy the international competitive new material markets.
Owner:GUANGZHOU YUZHI TECH CO LTD

High thermal conductivity Ca and Re containing aluminum alloy for pressure casting and machining technology thereof

The invention discloses a high thermal conductivity Ca and Re containing aluminum alloy for pressure casting and a machining technology thereof. The high thermal conductivity Ca and Re containing aluminum alloy for pressure casting is prepared from the components of, in percentage by weight, 0.6-1.5% of Ca, 1.6-3.2% of Re, 3.0-4.5% of In, 0.8-1.5% of Sc, 0.4-0.8% of Mn, 0.2-0.5% of Be, and the balance of aluminum. The kalzium metal has the excellent pressure casting property, and excellent thermal conductivity performance. The invention is predicted that the aluminum alloy has active meaning on the aluminum alloy pressure casting technology even the whole pressure casting industry and development and improvement of the technique of pressure casting.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-temperature-resisting Y containing lead-lithium alloy with extremely low machining hardening rate

The invention discloses a high-temperature-resisting Y containing lead-lithium alloy with an extremely low machining hardening rate and a machining technology of the high-temperature-resisting Y containing lead-lithium alloy. The high-temperature-resisting Y containing lead-lithium alloy comprises components including, by weight percent, 0.8 wt.%-1.5 wt.% of Li, 0.3 wt.%-0.5 wt.% of Y, 0.2 wt.%-0.4 wt.% of Nb, 0.5 wt.%-0.8 wt.% of Ge, 0.3 wt.%-0.5 wt.% of W, 0.2 wt.%-0.3 wt.% of Te and the balance lead. The lead-lithium alloy has the extremely low machining hardening rate and excellent high-temperature performance. The performance exceeds a traditional shielding material lead alloy, and the high-temperature-resisting Y containing lead-lithium alloy is widely applied to the military and civil fields.
Owner:GUANGZHOU YUZHI TECH CO LTD

High thermal conductive Pb-Li-Na alloy with excellent recovery performance

The invention discloses a high thermal conductive Pb-Li-Na alloy with excellent recovery performance and a processing technology thereof. The high thermal conductive Pb-Li-Na alloy comprises, by weight, 0.6-1.5% of Li, 0.2-0.4% of Na, 1.2-2.8% of In, 0.3-0.8% of Zr, 0.5- 0.9% of Pd, 0.1-0.4% of W, and the balance lead. The high thermal conductive Pb-Li-Na alloy has excellent recovery performance which is not possessed by lead alloys for conventional shielding materials, and has high heat transfer performance. The high thermal conductive Pb-Li-Na alloy can be widely used in a variety of shielding conditions and has excellent radiation protection.
Owner:GUANGZHOU YUZHI TECH CO LTD

Gold alloy for 22 K gold and with aging stability and corrosion resistance

InactiveCN108660334AGrain refinementAvoid segregationCorrosion resistantEconomic gain
The invention discloses a gold alloy for 22 K gold and with aging stability and corrosion resistance. The alloy comprises, by weight, 0.4-0.5% of Sr, 2.0-2.5% of Mg, 0.2-0.4% of Mo, 0.4-0.6% of Sc, 0.6-0.8% of Ta, 90.0-92.0% of Au, and the balance copper. By means of the gold alloy, the situation that the mechanical properties of 22 K gold is unsatisfied is solved, the development bottleneck of the 22 K gold for jewelry is broken through due to gold component innovation and optimization, and it can be predicted that implementation and industrialization of the alloy can achieve great economic gains and social benefits.
Owner:GUANGZHOU YUZHI TECH CO LTD

Corrosion-resistant Cu-Li-Os copper-lithium alloy with conductivity close to that of pure copper

The invention discloses a corrosion-resistant Cu-Li-Os copper-lithium alloy with conductivity close to that of pure copper. In terms of weight percentage, the chemical composition of the alloy is: Li:0.5‑1.2wt.%, Os:0.2‑0.4wt.%, Pt:0.4‑0.8wt.%, Al:0.2‑0.6wt.%, Sr:1.0‑ 1.5wt.%, Bi: 0.2‑0.4wt.%, Ga: 0.2‑1.2wt.%, Ag: 0.2‑0.4wt.%, Ho: 0.1‑0.2wt.%, B: 0.2‑0.6wt.%, The balance is copper. Compared with traditional copper alloys for cables, this material has excellent mechanical properties, excellent corrosion resistance and high electrical conductivity.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-strength die casting zinc alloy containing Ca and Be for ocean platform

The invention discloses a high-strength die casting zinc alloy containing Ca and Be for an ocean platform and a processing technology of the high-strength die casting zinc alloy. The zinc alloy is prepared from the following components by weight percent: 1.0 to 1.5 percent of Ca, 0.5 to 0.8 percent of Be, 1.5 to 2.0 percent of Cu, 0.5 to 0.9 percent of Sc, 1.5 to 2.8 percent of Co, 0.4 to 0.8 percent of Te, and the balance of zinc. The zinc-calcium alloy has excellent die casting performance and excellent mechanical performance. The high-strength die casting zinc alloy containing Ca and Be isexpected to be widely applied to the industry of novel ocean platforms.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-heat-conductivity Cu-Li-Sc copper-lithium alloy with electric conductivity close to that of pure copper

The invention discloses a Cu-Li-Sc copper-lithium alloy with high thermal conductivity close to the conductivity of pure copper. In terms of weight percentage, the chemical composition of the alloy is: Li:0.2‑1.0wt.%, Sc:0.2‑0.8wt.%, Pd:0.4‑1.2wt.%, In:0.4‑0.8wt.%, Sr:1.5‑ 2.0wt.%, Cr: 0.4‑0.8wt.%, Ru: 0.2‑0.6wt.%, Ir: 0.2‑0.5wt.%, Pr: 0.1‑0.2wt.%, B: 0.4‑1.0wt.%, The balance is copper. Compared with traditional copper alloys for cables, this material has excellent mechanical properties, high electrical conductivity and high thermal conductivity.
Owner:GUANGZHOU YUZHI TECH CO LTD

Ca- and Sn-containing gold alloy for corrosion-resistant and deformation-resistant 18K rose-bengal gold

The invention discloses a Ca- and Sn-containing gold alloy for corrosion-resistant and deformation-resistant 18K rose-bengal gold. The Ca- and Sn-containing gold alloy comprises the components of, byweight percentage, 0.2-0.4wt.% of Ca, 0.4-0.6wt.% of Hf, 1.5-3.0wt.% of Sn, 0.2-0.4wt.% of Se, 6.0-8.0wt.% of Ag, 74.0-76.0wt.% of Au, and the balance copper. The patent solves the problem that existing 18K rose gold is discolored during use. Through innovation and optimization of alloy components, a development bottleneck of 18K rose gold materials for jewelries is broken through. It can be estimated that implementation and industrialization of the Ca- and Sn-containing gold alloy will bring plentiful and substantial economic gains and social benefits.
Owner:GUANGZHOU YUZHI TECH CO LTD

Corrosion-resistant 10K rose gold without silver and processing technology of 10K rose gold

The invention discloses corrosion-resistant 10K rose gold without silver and a processing technology of the 10K rose gold. Components of the alloy comprise, by weight percentage, 0.6-0.8 wt.% of Li, 1.0-1.5 wt.% of Rh, 0.3-0.5 wt.% of Ta, 0.1-0.4 wt.% of Pr, 30.0-32.0 wt.% of In, 40.0-42.0 wt.% of Au and the balance copper. The invention provides the novel 10K rose gold without silver and the processing technology of the 10K rose gold. The characteristics that color fading and surface scratches happen in use of traditional rose gold are avoided. Due to innovation and optimization of the alloycomponents, the developing bottleneck of a 10K rose gold material for jewelry is broken through, fruitful economic gain and social benefits can be obtained during implementing and industrialization ofthe material.
Owner:GUANGZHOU YUZHI TECH CO LTD

Ba-Pt-Cr aluminum alloy applied to corrosion-resistant copper-clad aluminum wire

The invention discloses Ba-Pt-Cr aluminum alloy applied to a corrosion-resistant copper-clad aluminum wire and a machining process of the Ba-Pt-Cr aluminum alloy. The Ba-Pt-Cr aluminum alloy comprisesthe following components in percentage by weight: 0.5-0.8 wt% of Ba, 0.2-0.4 wt% of Pt, 0.5-0.6 wt% of Cr, 0.2-0.4 wt% of Sn, 0.8-1.2 wt% of Y, 0.1-0.3 wt% of Th and the balance of aluminum. The aluminum-barium alloy has excellent mechanical properties and corrosion resistance which the traditional aluminum alloy applied to the copper-clad aluminum wire does not have. The Ba-Pt-Cr aluminum alloyis widely applied to the electric appliance manufacturing industry, the electric wire and cable industry and the radio industry.
Owner:GUANGZHOU YUZHI TECH CO LTD

Corrosion-resistant Ag-Li-Y silver-lithium alloy approximating pure-silver electric conductivity

The invention discloses corrosion-resistant Ag-Li-Y silver-lithium alloy approximating pure-silver electric conductivity. The corrosion-resistant Ag-Li-Y silver-lithium alloy comprises the chemical components of, by weight, 0.5%-3.2% of Li, 0.2%-0.5% of Y, 0.8%-1.2% of Mg, 0.2%-0.4% of Ti, 0.8%-1.5% of Ca, 0.1%-0.3% of Ge, 0.2%-0.4% of Pt, 0.1%-0.5% of Th, 0.1%-0.4% of Er, 0.2%-0.6% of B, and thebalance silver. Compare with traditional electric-contact silver alloy, the corrosion-resistant Ag-Li-Y silver-lithium alloy has excellent mechanical performance, high electric conductivity and very high corrosion resistance.
Owner:GUANGZHOU YUZHI TECH CO LTD

High-wear-resistant Ba-Re-Ge zinc alloy suitable for cold chamber die casting

The invention discloses a high-wear-resistant Ba-Re-Ge zinc alloy suitable for cold chamber die casting, and a processing technology thereof. The alloy is prepared from the components in percentage byweight: 0.8 to 1.2 percent of Ba, 0.4 to 0.6 percent of Re, 1.5 to 2.4 percent of Ge, 1.2 to 1.6 percent of Sc, 0.5 to 0.6 percent of Nb, 0.2 to 0.3 percent of Ce, and the balance of zinc. The zinc-barium alloy has an excellent die casting performance, and can be used for growing a long thin-wall parts. In addition, during a die casting process, a cold chamber can be adopted for casting, so thatthe production efficiency is greatly improved, and the energy consumption is reduced. The obtained product is widely used in an electric appliance manufacturing industry and a radio industry.
Owner:GUANGZHOU YUZHI TECH CO LTD

High thermal conductivity and electrical conductivity silver-lithium electric contact alloy

The invention discloses an Ag-Li-Sm silver-lithium alloy with high thermal conductivity and electrical conductivity and a processing technology thereof. In terms of weight percentage, the chemical composition of the alloy is: Li:0.5‑2.5wt.%, V:1.0‑1.8wt.%, Pt:0.2‑0.4wt.%, Nb:0.3‑0.8wt.%, Sr:1.0‑ 1.6wt.%, Ca: 0.2‑0.4wt.%, Sm: 0.2‑0.5wt.%, Ho: 0.1‑0.2wt.%, S: 0.5‑0.8wt.%, B: 0.5‑0.9wt.%, The balance is silver. Compared with silver alloys used in traditional electrical contact materials, this material has excellent mechanical properties, high electrical conductivity and high heat transfer coefficient.
Owner:GUANGZHOU YUZHI TECH CO LTD

Al-Li-Ba aluminum lithium alloy with higher conductivity than pure aluminium and with high thermal conductivity

The invention discloses an Al-Li-Ba aluminum-lithium alloy with higher electrical conductivity than pure aluminum and high thermal conductivity. In terms of weight percentage, the chemical composition of the alloy is: Li:2.0‑4.0wt.%, Ba:0.2‑0.6wt.%, Cu:1.5‑2.5wt.%, Ag:0.5‑1.5wt.%, Sr:1.0‑ 1.5wt.%, Pt: 0.2‑0.3wt.%, Zr: 0.2‑0.5wt.%, Nb: 0.1‑0.4wt.%, Gd: 0.1‑0.2wt.%, B: 0.5‑1.0wt.%, The balance is aluminum. Compared with traditional aluminum alloys for cables, this material has excellent mechanical properties, high electrical conductivity and high thermal conductivity.
Owner:GUANGZHOU YUZHI TECH CO LTD

High heat-conducting Au-Li-Se gold lithium alloy for electrical contact material

The invention discloses a high thermal conductivity Au-Li-Se gold-lithium alloy for electrical contact materials. In terms of weight percentage, the chemical composition of the alloy is: Li:0.2‑0.4wt.%, Se:0.2‑0.5wt.%, Bi:1.0‑2.5wt.%, Nb:0.2‑0.5wt.%, Mg:1.5‑ 3.5wt.%, Fe: 0.2‑0.8wt.%, Be: 0.1‑0.2wt.%, Al: 0.2‑0.6wt.%, Si: 0.2‑0.6wt.%, B: 0.2‑0.5wt.%, The balance is gold. Compared with traditional electrical contact gold alloys, the material has excellent mechanical properties, high electrical conductivity and high thermal conductivity.
Owner:GUANGZHOU YUZHI TECH CO LTD

Magnesium-containing high-conductive and high-temperature-resistant palladium magnesium alloy used for electrical contact material

The invention discloses a palladium-magnesium alloy for a magnesium-containing high-conductivity and high-temperature-resistant electrical contact material. In terms of weight percentage, the chemical composition of the alloy is: Mg: 1.0‑2.5wt.%, Zr: 0.5‑1.5wt.%, W: 0.2‑1.0wt.%, Ti: 1.0‑1.4wt.%, Sb: 2.0‑ 2.5wt.%, Ni: 0.2‑0.5wt.%, Sn: 0.2‑0.6wt.%, Bi: 0.2‑0.3wt.%, Ga: 0.1‑0.2wt.%, B: 0.2‑0.6wt.%, The balance is palladium. Compared with the traditional electrical contact palladium alloy, the material has excellent mechanical properties, high electrical conductivity and excellent high temperature performance.
Owner:GUANGZHOU YUZHI TECH CO LTD

High damping Cu-Li-Y copper lithium alloy with electrical conductivity close to that of pure copper

The invention discloses a high-damping Cu-Li-Y copper-lithium alloy with electrical conductivity close to that of pure copper. In terms of weight percentage, the chemical composition of the alloy is: Li:0.2‑1.2wt.%, Y:0.2‑0.4wt.%, In:1.0‑2.0wt.%, Sn:0.4‑0.6wt.%, Sr:1.0‑ 1.2wt.%, Zn: 0.2‑0.4wt.%, Mg: 0.2‑0.6wt.%, Tb: 0.2‑0.4wt.%, Er: 0.1‑0.2wt.%, B: 0.2‑0.6wt.%, The balance is copper. Compared with traditional copper alloys for cables, this material has excellent mechanical properties, high electrical conductivity and high damping properties.
Owner:GUANGZHOU YUZHI TECH CO LTD
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