CN101733621A - Method for preparing Cu-Cr-Zr alloy plate by modifying - Google Patents
Method for preparing Cu-Cr-Zr alloy plate by modifying Download PDFInfo
- Publication number
- CN101733621A CN101733621A CN200810235978A CN200810235978A CN101733621A CN 101733621 A CN101733621 A CN 101733621A CN 200810235978 A CN200810235978 A CN 200810235978A CN 200810235978 A CN200810235978 A CN 200810235978A CN 101733621 A CN101733621 A CN 101733621A
- Authority
- CN
- China
- Prior art keywords
- alloy
- hot rolling
- sheet
- carried out
- sheet material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Conductive Materials (AREA)
Abstract
The invention provides a method for preparing a Cu-Cr-Zr alloy plate by modifying, which comprises the following steps of: firstly putting electrolytic copper, intermediate alloy of Cu and Cr, Zr wires, mixed rare earth and one elemental material of one of Ni, Si and Ti or intermediate alloy of Ni, Si and Ti in an induction furnace for smelting under the condition of gas protection to obtain a cast ingot by a semicontinuous method; and then heating the cast ingot at 500 DEG C-1000 DEG C for 10 min-120 min and hot rolling; carrying out solid solution after hot rolling; carrying out surface polishing on a plate subjected to the solid solution treatment, washing the surface and cold rolling; and finally seasoning under the condition of air protection to obtain the Cu-Cr-Zr alloy plate. By adding trace elements (Ni, Si and Ti) with different contents and types during smelting the cast ingot, the property of the alloy can be changed; and especially by adding a proper amount of Si or Ti, an alloy with excellent comprehensive property can be obtained.
Description
Technical field
The present invention relates to the modification method for preparing that a kind of Cu-Cr-Zr is a sheet alloy, belong to the non-ferrous metal manufacture field.
Background technology
Cu-Cr-Zr is the characteristics that alloy has high strength, high conductivity, can be applied to electric blaster fuse frame, electric railway locomotive lead, large-scale crystallizer etc., has good market prospects.Also different for different producers, different application scenario to the performance requirement of alloy, can regulate performances such as the mechanics of alloy, electricity by trace element control.
Alloying element is that the mechanical property influence of alloy is comparatively obvious to Cu-Cr-Zr, and different alloying elements, different content are also different to alloy Effect on Performance effect.Therefore, obtain required Cu-Cr-Zr is alloy property, need control the kind and the content of alloying element well.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, it is the modification method for preparing of sheet alloy that a kind of Cu-Cr-Zr is provided.
Purpose of the present invention is achieved through the following technical solutions:
Cu-Cr-Zr is the modification method for preparing of sheet alloy, specifically may further comprise the steps---
1. founding: main material and auxiliary material are dropped in the induction furnace, and main material is a cathode copper, and auxiliary material is a kind of simple substance material or its middle alloy among copper chromium intermediate alloy, zirconium silk, mishmetal and element Ni, Si, the Ti; Under the gas shield condition, carry out melting, adopt semicontinuous method to obtain ingot casting;
2. ingot casting hot rolling: ingot casting behind 500 ℃～1000 ℃ heating 10min～120min, is carried out hot rolling;
3. hot rolled plate solid solution: the sheet material after the hot rolling is carried out solid solution, and solid solubility temperature is 600 ℃～1200 ℃, time 10min～100min;
4. plate surface polishing: the sheet material after the solution treatment is carried out surface finish, clean surface;
5. cold rolling: the sheet material after polishing washed one's face carries out cold rolling;
6. timeliness: the sheet material after cold rolling is carried out Ageing Treatment under the gas shield condition, protective gas is inert gas or nitrogen, and aging temp is 400 ℃～500 ℃, and aging time is 2h～6h, and obtaining Cu-Cr-Zr is sheet alloy.
Further, above-mentioned Cu-Cr-Zr is the modification method for preparing of sheet alloy, and 1. step drops into main material and auxiliary material in the antivacuum intermediate frequency furnace, carries out founding under the inert gas shielding condition, and casting temperature is controlled at 800 ℃～1500 ℃.
Substantive distinguishing features and obvious improvement that technical solution of the present invention is outstanding are mainly reflected in:
By when non-vacuum melting Cu-Cr-Zr is alloy cast ingot, adding different content, different types of trace element (Ni, Si, Ti), change the performance of alloy; The ingot casting that is obtained carries out that hot rolling, solid solution, surface finish are cleaned, the technology of cold rolling, Ageing Treatment, obtains the Cu-Cr-Zr sheet alloy; Especially add an amount of Si or the Ti element can obtain superior combination property, economic benefit and social effect are remarkable.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: preparation technology's flow chart of the present invention.
The specific embodiment
The present invention is to add trace element (Ni, Si, Ti) in the alloy at Cu-Cr-Zr, owing to add kind, the content difference of element, the performance of the final sheet material that obtains is also different.By non-vacuum melting technique, melting under gas shield, obtaining the uniform Cu-Cr-Zr of composition is alloy cast ingot.
Manufacturing process as shown in Figure 1: at first cathode copper is dropped in the non-vacuum melting stove, open inert protective gas simultaneously, the heating cathode copper, treat that cathode copper fusing back adds copper chromium intermediate alloy, the simple substance or the intermediate alloy that add rare earth, zirconium silk and trace element (Ni, Si, Ti) then, adopt semi-continuous method casting after the melting, cast temperature is controlled at 800 ℃～1500 ℃, obtains ingot casting; Then, ingot casting behind 500 ℃～1000 ℃ heating 10min～120min, is carried out hot rolling; Sheet material after the hot rolling carries out solution treatment, and solid solubility temperature is 600 ℃～1200 ℃, time 10min～100min; Then, the sheet material after the solution treatment is carried out surface finish, clean surface; Sheet material after again polishing being washed one's face carries out cold rolling; At last, the sheet material after cold rolling is carried out Ageing Treatment under the gas shield condition, protective gas is inert gas or nitrogen, and aging temp is 400 ℃～500 ℃, and aging time is 2h～6h, and obtaining Cu-Cr-Zr is sheet alloy.
Below by specific embodiment technical scheme of the present invention is further described.
Embodiment 1
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus,, treat that the cathode copper heat fused adds copper chromium intermediate alloy the cathode copper heating, heated 6 minutes, treat that more than the temperature to 1200 ℃, adding rare earth, zirconium silk and nickel mass fraction is 0.01%～0.1% bronze medal nickel intermediate alloy, heats 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is 400 ℃～480 ℃, and the time is 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
bBe 572MPa, percentage elongation δ is 8.2%, and conductance λ is 74.4%IACS.
Embodiment 2
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus,, treat that the cathode copper heat fused adds copper chromium intermediate alloy the cathode copper heating, heated 6 minutes, treat that more than the temperature to 1200 ℃, adding rare earth, zirconium silk and mass fraction is 0.01%～0.3% simple substance Si, heats 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is that 400 ℃～480 ℃, time are 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
bBe 582MPa, percentage elongation δ is 5%, and conductance λ is 77%IACS.
Embodiment 3
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus,, treat that the cathode copper heat fused adds copper chromium intermediate alloy the cathode copper heating, heated 6 minutes, treat more than the temperature to 1200 ℃, add rare earth, zirconium silk and mass fraction and be 0.01%～0.1% titanium sponge, heated 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is 400 ℃～480 ℃, and the time is 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
bBe 576MPa, percentage elongation δ is 7.4%; Conductance λ is 66.3%IACS.
Embodiment 4
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus,, treat that the cathode copper heat fused adds copper chromium intermediate alloy the cathode copper heating, heated 6 minutes, treat more than the temperature to 1200 ℃, add rare earth, zirconium silk and mass fraction and be 0.5%～1.6% titanium sponge, heated 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is 400 ℃～480 ℃, and the time is 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
bBe 603MPa, percentage elongation δ is 8.3%, and conductance λ is 59.2%IACS.
Embodiment 5
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus,, treat that the cathode copper heat fused adds copper chromium intermediate alloy the cathode copper heating, heated 6 minutes, treat more than the temperature to 1200 ℃, add rare earth, zirconium silk and mass fraction and be 0.8%～2.0% titanium sponge, heated 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is 400 ℃～480 ℃, and the time is 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
bBe 601MPa, percentage elongation δ is 9.4%, and conductance λ is 48.7%IACS.
Comparative example
At first, cathode copper is put into intermediate frequency furnace, feed inert protective gas, open induction heating apparatus, to the cathode copper heating, treat that the cathode copper heat fused adds copper chromium intermediate alloy, heats 6 minutes, treat to add rare earth, zirconium silk more than the temperature to 1200 ℃, heated 3～4 minutes; Stop heating, adopt semi-continuous method casting.
Then, ingot casting is heated 30min～60min under 700 ℃～950 ℃ temperature, after heating finishes ingot casting is carried out hot rolling.
Carry out solution treatment after the hot rolling, solid solubility temperature is 800 ℃～1000 ℃, and the time is 30min.
Again the sheet material after the solid solution is polished, clean surface, and carry out cold rolling.
At last, carry out Ageing Treatment, aging temp is 400 ℃～480 ℃, and the time is 2h～6h, feeds nitrogen in the ag(e)ing process and protects, and obtaining Cu-Cr-Zr is sheet alloy.
Test sheet material mechanical property: tensile strength sigma
b〉=570MPa, percentage elongation δ are 6%～8%; Conductance λ 〉=80%IACS.
The technical program is to be a kind of expansion of alloy material to Cu-Cr-Zr, adds trace element in the alloy melting process, thereby changes the combination property of alloy, and by control element kind and content, the expansion alloy satisfies different instructions for uses.No change almost when adding content and be behind 0.01%～0.1% the Ni element tensile strength of alloys and not adding trace element, percentage elongation increases by 1%～3%, conductance decline 3%IACS～6%IACS, adding small amount of N i element does not as can be known have the significant performance advantage; Strength of alloy increases by 10～15MPa after adding content and be 0.01%～0.5% Si element, and percentage elongation reduces by 1%～3%, conductance decline 2%IACS～4%IACS; Add content and be tensile strength of alloys increase≤10MPa behind 0.01%～0.15% the Ti element, percentage elongation does not have significant change, conductance decline 12%IACS～15%IACS; Tensile strength of alloys increases 22MPa～30MPa after adding content and be 0.02%～0.3% Ti element, and percentage elongation increases by 1%～2%, conductance decline 17%IACS～22%IACS; Tensile strength of alloys increases 22MPa～30MPa after adding content and be 0.1%～0.4% Ti element, and percentage elongation increases by 1.5%～3%, conductance decline 28%IACS～33%IACS.
In sum, when non-vacuum melting Cu-Cr-Zr is alloy cast ingot, add different content, different types of trace element (Ni, Si, Ti etc.), change the performance of alloy; The ingot casting that obtains carried out hot rolling, solid solution, surface finish are cleaned, the technology of cold rolling, Ageing Treatment, obtain the Cu-Cr-Zr sheet alloy, especially an amount of Si or Ti element can obtain superior combination property.
Below only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, all drop within the rights protection scope of the present invention.
Claims (2)
1.Cu-Cr-Zr be the modification method for preparing of sheet alloy, it is characterized in that: specifically may further comprise the steps---
1. founding: main material and auxiliary material are dropped in the induction furnace, and main material is a cathode copper, and auxiliary material is a kind of simple substance material or its middle alloy among copper chromium intermediate alloy, zirconium silk, mishmetal and element Ni, Si, the Ti; Under the gas shield condition, carry out melting, adopt semicontinuous method to obtain ingot casting;
2. ingot casting hot rolling: ingot casting behind 500 ℃～1000 ℃ heating 10min～120min, is carried out hot rolling;
3. hot rolled plate solid solution: the sheet material after the hot rolling is carried out solid solution, and solid solubility temperature is 600 ℃～1200 ℃, time 10min～100min;
4. plate surface polishing: the sheet material after the solution treatment is carried out surface finish, clean surface;
5. cold rolling: the sheet material after polishing washed one's face carries out cold rolling;
6. timeliness: the sheet material after cold rolling is carried out Ageing Treatment under the gas shield condition, protective gas is inert gas or nitrogen, and aging temp is 400 ℃～500 ℃, and aging time is 2h～6h, and obtaining Cu-Cr-Zr is sheet alloy.
2. Cu-Cr-Zr according to claim 1 is the modification method for preparing of sheet alloy; it is characterized in that: 1. step drops into main material and auxiliary material in the antivacuum intermediate frequency furnace; carry out founding under the inert gas shielding condition, casting temperature is controlled at 800 ℃～1500 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810235978A CN101733621A (en) | 2008-11-19 | 2008-11-19 | Method for preparing Cu-Cr-Zr alloy plate by modifying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810235978A CN101733621A (en) | 2008-11-19 | 2008-11-19 | Method for preparing Cu-Cr-Zr alloy plate by modifying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101733621A true CN101733621A (en) | 2010-06-16 |
Family
ID=42457928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810235978A Pending CN101733621A (en) | 2008-11-19 | 2008-11-19 | Method for preparing Cu-Cr-Zr alloy plate by modifying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101733621A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102266922A (en) * | 2011-06-17 | 2011-12-07 | 九星控股集团有限公司 | Non-vacuum casting and forming method of chromium zirconium copper alloy plate for continuous casting crystallizer |
| CN102392205A (en) * | 2011-11-25 | 2012-03-28 | 汕头华兴冶金设备股份有限公司 | Method for preparing precision copper part |
| CN104328369A (en) * | 2014-07-16 | 2015-02-04 | 国家电网公司 | Heat treatment method of copper-chromium alloy used for high-voltage switch |
| CN108339953A (en) * | 2018-02-09 | 2018-07-31 | 陕西斯瑞新材料股份有限公司 | It is a kind of it is antivacuum under draw the production technology of continuous casting chromium-zirconium-copper slab ingot |
| CN109285617A (en) * | 2018-10-29 | 2019-01-29 | 宁波来和圣诞礼品有限公司 | A kind of conducting wire for LED light |
-
2008
- 2008-11-19 CN CN200810235978A patent/CN101733621A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102266922A (en) * | 2011-06-17 | 2011-12-07 | 九星控股集团有限公司 | Non-vacuum casting and forming method of chromium zirconium copper alloy plate for continuous casting crystallizer |
| CN102392205A (en) * | 2011-11-25 | 2012-03-28 | 汕头华兴冶金设备股份有限公司 | Method for preparing precision copper part |
| CN104328369A (en) * | 2014-07-16 | 2015-02-04 | 国家电网公司 | Heat treatment method of copper-chromium alloy used for high-voltage switch |
| CN108339953A (en) * | 2018-02-09 | 2018-07-31 | 陕西斯瑞新材料股份有限公司 | It is a kind of it is antivacuum under draw the production technology of continuous casting chromium-zirconium-copper slab ingot |
| CN109285617A (en) * | 2018-10-29 | 2019-01-29 | 宁波来和圣诞礼品有限公司 | A kind of conducting wire for LED light |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100587091C (en) | Cu-Cr-Zr alloy preparation process for contact wire | |
| CN108456799B (en) | A kind of high-performance copper ferroalloy materials and its electroslag remelting preparation method | |
| CN102695813A (en) | Aluminum alloy wire | |
| CN103343302B (en) | A kind of Carbon fiber composite aluminum conductor and preparation method thereof | |
| CN100362596C (en) | High-strength high-conductivity copper alloy contact wire for rapid transit railway | |
| JP7019230B2 (en) | High hardness and high conductivity Cu-Ag-Sc alloy and its manufacturing method | |
| CN104388862B (en) | A kind of full sheet layer heat treatment method containing τ 3 phase γ-TiAl intermetallic compound ingot casting | |
| CN102061406A (en) | Novel high-elasticity Cu-Ni-Mn alloy and preparation method thereof | |
| CN104630556A (en) | Ultrahigh-strength high-toughness high corrosion-resisting CuNiSiNbSn elastic copper alloy and preparation method thereof | |
| CN105420556A (en) | Aluminum alloy conductor for extra-high voltage | |
| CN101733621A (en) | Method for preparing Cu-Cr-Zr alloy plate by modifying | |
| CN106086504A (en) | Superpower high-conductivity copper alloy as more than 400 kilometers high-speed railway contact wire material application of speed per hour | |
| CN113564409A (en) | Rare earth copper-chromium alloy wire rod and preparation method and application thereof | |
| CN104894438A (en) | High-conductivity heat-resisting aluminum alloy monofilament material and preparation method thereof | |
| CN102903415A (en) | Special-shaped oxidation-resistant high-conductivity aluminum alloy carbon fiber lead wire and manufacturing method | |
| CN100557063C (en) | The solid solution and the timeliness treatment process that cooperate the processing of Cu-Ag alloy cold drawing | |
| CN104762520A (en) | High-strength high-conductivity Cu-Fe-Ag in-situ composite material prepared by using directional solidification and method for preparing same | |
| CN107400796A (en) | A kind of high-temperature-resistant high is without beryllium copper wire and preparation method thereof | |
| CN103643079A (en) | Alloy for rotor slot wedge of high-power generator and production technology of alloy | |
| CN101456122B (en) | High-conductivity high silicon aluminum base alloy and manufacture method thereof | |
| CN104264003B (en) | A kind of energy-saving aluminium alloy wire of stretch-proof and preparation method thereof | |
| CN105112715A (en) | CuZnNiSi alloy, preparation method thereof and method for preparing strips using the same | |
| CN102031464B (en) | Copper-steel fiber copper-based composite material and preparation method thereof | |
| CN102560192A (en) | High-strength and high-plasticity copper alloy and preparation method thereof | |
| CN101525731B (en) | Cu-Fe original-position compound copper base material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20100616 |