CN103509960B - A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor - Google Patents
A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor Download PDFInfo
- Publication number
- CN103509960B CN103509960B CN201310453121.7A CN201310453121A CN103509960B CN 103509960 B CN103509960 B CN 103509960B CN 201310453121 A CN201310453121 A CN 201310453121A CN 103509960 B CN103509960 B CN 103509960B
- Authority
- CN
- China
- Prior art keywords
- niw alloy
- content
- niw
- alloy
- billet
- 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.)
- Active
Links
Landscapes
- Metal Rolling (AREA)
Abstract
A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor, belongs to billet technical field.First prepare high W content NiW alloy as internal layer, as in mould by melted low W content NiW alloy at Ar/H2It is cast under protective atmosphere around high W content NiW alloy; formed with low W content NiW alloy as outer layer, the high W content NiW alloy melting composite ingot as internal layer; melting NiW alloy composite ingot is after homogenization heat treatment; carry out high temperature forge hot and hot rolling; finally acquisition melting NiW alloy is combined the billet present invention and is combined billet; ectonexine is tightly combined, the most easy to crack.It is the basis preparing compound long band that NiW alloy prepared by this smelting process is combined billet, is advantageously implemented the industrialized production of compound long band.
Description
Technical field
The invention discloses a kind of method that smelting process prepares NiW alloy composite baseband billet used for coating conductor, be used for making
Standby high temperature coating conductor high intensity, low no ferromagnetism, strong-texture metal base band, belong to billet technical field.
Background technology
In recent years, each technology developed country all using the practical research of second filial generation coating superconductor as 21 century superconduction
Investigation of materials and the focus of development.During using RABiTS technology path to develop coating superconducting band, Ni5W alloy
Base band has been carried out commercially producing, but its making a breakthrough property progress simultaneously, also to the high intensity of texture base band and low
Magnetic is had higher requirement.At present, although Ni9W alloy base band can meet high intensity and without ferromagnetic requirement, but pole
Difficult formation strong cubic texture.Therefore, the low W content NiW alloy (W content is 3%～7%) with easily formation strong-texture is outer layer material
Material, the high intensity prepared as inner layer material without ferromagnetic high W content NiW alloy with high intensity, low no ferromagnetism and stand by force
One of NiW alloy composite baseband target of research having become people's emphasis of side's texture.Although some preparation is had been disclosed at present
The patent of composite baseband and article, such as Ni base alloy composite baseband and smelting preparation method (publication number: CN1844429A) thereof；One
Plant no or low magnetic, the preparation method (publication number: CN103060731A) of cubic texture Ni-W alloy composite baseband；A kind of without magnetic
Property texture Ni base alloy composite baseband and preparation method thereof (publication number: CN102825857A)；Textural composite base used for coating conductor
The interface of band and dispersal behavior (Rare Metals Materials and engineering, 2011,40(12) thereof: 2221-2226)；Composite baseband outer layer
The research (Rare Metals Materials and engineering, 2011,40(10) that Ni5W recrystallization texture develops: 1771-1774) etc., but they
The method used mostly is isostatic cool pressing, discharge plasma sintering etc. and is all unsuitable for the preparation of compound long band.Owing to NiW alloy is multiple
Closing base band and realizing industrialized basis is to prepare compound billet, therefore, the invention provides a kind of smelting process and prepares coating conductor
The method being combined billet with NiW alloy, the NiW alloy that the method is provided is combined billet not only ectonexine ratio and is easily controlled,
And its ectonexine is tightly combined, the most easy to crack, the preparation for compound long band is laid a good foundation.
Summary of the invention
It is an object of the invention to provide a kind of method that smelting process prepares NiW alloy composite baseband billet used for coating conductor.
First it is that the method using melting prepares high W content NiW alloy (W molar content is 9%～12%), and closes as this NiW
The internal layer of the compound billet of gold, is then existed melted low W content NiW alloy (molar content of W is 3%～7%) by mould
Ar/H2Be cast under protective atmosphere around high W content NiW alloy, formed with low W content NiW alloy as outer layer, high W content NiW
Alloy is the melting composite ingot of internal layer.The thickness of the melting NiW inside and outside layer of alloy composite ingot can be by floor height W in controlling
The thickness of content NiW alloy or outer layer pour the diameter of mould and are adjusted.This melting NiW alloy composite ingot is through homogenization
After heat treatment, carry out high temperature forge hot and hot rolling, finally obtain melting NiW alloy and be combined billet (as shown in Figure 1).This melting legal system
Standby NiW alloy used for coating conductor is combined billet, and ectonexine is tightly combined, the most easy to crack.NiW alloy prepared by this smelting process is multiple
Closing billet is the basis preparing compound long band, is advantageously implemented the industrialized production of compound long band.
A kind of smelting process shown in the present invention prepares the method for NiW alloy composite baseband billet used for coating conductor, including with
Lower step:
(1) high W content NiW alloy cast ingot smelting process prepared is processed into cylindric, its bottom and the chi of mold bottom
Very little match (as shown in Figures 2 and 3), be fixed in die end and be combined the inner layer material of billet as this NiW alloy；
(2) at Ar/H2Under mixed gas protected atmosphere, low W content NiW aluminium alloy is cast in step (1) interior floor height W and contains
Amount NiW alloy around, formed with low W content NiW alloy as outer layer, the high W content NiW alloy melting composite ingot as internal layer,
The schematic diagram of mould and composite ingot is as shown in Figure 4；Internal layer is 1:1 to 4:1 with the ratio of outer layer.
(3) melting NiW alloy composite ingot is carried out traditional homogenization heat treatment, and the technique such as forge hot and hot rolling,
Obtaining NiW alloy and be combined billet, above-mentioned homogenizing heat treatment is 1000-1200 DEG C and is incubated 10-24 hour；Hot forging temperature is
1100-1300℃；Hot-rolled temperature is 1000-1200 DEG C, and pass deformation is 10%-20%.
The inner layer material of step (1) and mould all can be replaced other shapes such as square.
Points for attention
(1) casting die is made up of two parts, as it is shown on figure 3, include that mould cylinder is (by two semi-cylindrical cylinder groups
Become) and mold base, mold base center is provided with the annulus of projection, and annulus external diameter mates with the internal diameter of mould cylinder, in annulus
Match with inner layer material in footpath.
(2) melting NiW alloy be combined billet outer layer and internal layer thickness can by control internal layer NiW alloy diameter or
Change outer layer pours the diameter of mould and is adjusted.
(3) need to be at Ar/H when by the melted NiW alloy casting being used for cladding material around internal layer NiW alloy2
Carry out under protective atmosphere, it is also possible to be provided with suitable heater.
Accompanying drawing explanation
Fig. 1 NiW alloy is combined billet schematic diagram；
Fig. 2 NiW alloy composite ingot inner layer material schematic diagram；
Fig. 3 casting die schematic diagram；
Fig. 4 mould and composite ingot schematic diagram.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described further, but the present invention is not limited to following example.
Example 1
Method initially with melting obtains high W content Ni9W alloy cast ingot, is then processed into the circle of a diameter of 8cm
Post, one end coordinates with mold base, and selecting cylinder internal diameter is the mould of 12cm.By direct for melted low W content Ni3W aluminium alloy
In a mold, casting cycle uses Ar/H in casting2Atmosphere protection.Be Ni3W to this outer layer, internal layer be that the ingot casting of Ni9W is 1000
After DEG C homogenization heat treatment 10h, being 10% in 1100 DEG C of forge hot laggard row pass deformations, processing temperature is the hot rolling of 1000 DEG C,
Finally obtain the thickness that thickness is 20mm, outer layer and inner layer material and be combined billet than the melting NiW alloy for 1:4.
Example 2
Method initially with melting obtains high W content Ni9W alloy cast ingot, is then processed into the circle of a diameter of 5cm
Post, one end coordinates with mold base, and selecting cylinder internal diameter is the mould of 15cm.By direct for melted low W content Ni5W aluminium alloy
In a mold, casting cycle uses Ar/H in casting2Atmosphere protection.Be Ni5W to this outer layer, internal layer be that Ni9W ingot casting is at 1100 DEG C
After homogenization heat treatment 24h, being 20% in 1300 DEG C of forge hot laggard row pass deformations, processing temperature is the hot rolling of 1200 DEG C,
Rear acquisition thickness is that the thickness of 40mm, outer layer and inner layer material is combined billet than the melting NiW alloy for 1:1.
Example 3
Method initially with melting obtains high W content Ni12W alloy cast, is then processed into the circle of a diameter of 2cm
Post, one end coordinates with mold base, and selecting cylinder internal diameter is the mould of 10cm.By direct for melted low W content Ni7W aluminium alloy
In a mold, casting cycle uses Ar/H2 atmosphere protection in casting.Be Ni7W to this outer layer, internal layer be that the ingot casting of Ni12W is 1200
After DEG C homogenization heat treatment 48h, being 15% in 1200 DEG C of forge hot laggard row pass deformations, processing temperature is the hot rolling of 1100 DEG C,
Finally obtain the thickness that thickness is 30mm, outer layer and inner layer material and be combined billet than the melting NiW alloy for 2:1.
Claims (6)
1. the method that a smelting process prepares NiW alloy composite baseband billet used for coating conductor, it is characterised in that include following step
Rapid:
(1) high W content NiW alloy cast ingot smelting process prepared is processed into cylindric, the size phase of its bottom and mold bottom
Coordinate, be fixed in die end and be combined the inner layer material of billet as this NiW alloy；
(2) at Ar/H2Under mixed gas protected atmosphere, low W content NiW aluminium alloy is cast in step (1) interior floor height W content NiW
Around alloy, formed with low W content NiW alloy as outer layer, the high W content NiW alloy melting composite ingot as internal layer；
(3) melting NiW alloy composite ingot is carried out traditional homogenization heat treatment, and forge hot and hot rolling, it is thus achieved that NiW gold is multiple
Close billet.
2. according to the method for claim 1, it is characterised in that casting die is made up of two parts, including mould cylinder and mould
Base, mould cylinder is made up of two semi-cylindrical cylinders, and mold base center is provided with the annulus of projection, annulus external diameter and mould
The internal diameter coupling of cylinder, internal radius matches with inner layer material.
3. according to the method for claim 1, it is characterised in that internal layer: the thickness proportion of outer layer is 1:1 to 4:1.
4. according to the method for claim 1, it is characterised in that in step (3), homogenizing heat treatment is 1000-1200 DEG C of guarantor
Temperature 10-24 hour；Hot forging temperature is 1100-1300 DEG C；Hot-rolled temperature is 1000-1200 DEG C, and pass deformation is 10%-
20%.
5. according to the method for claim 2, it is characterised in that inner layer material and the mould of step (1) all can be replaced square.
6. according to the method for claim 1, it is characterised in that in high W content NiW alloy, W molar content is 9%～12%, low W
In content NiW alloy, the molar content of W is 3%～7%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453121.7A CN103509960B (en) | 2013-09-28 | 2013-09-28 | A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453121.7A CN103509960B (en) | 2013-09-28 | 2013-09-28 | A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103509960A CN103509960A (en) | 2014-01-15 |
| CN103509960B true CN103509960B (en) | 2016-08-17 |
Family
ID=49893387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310453121.7A Active CN103509960B (en) | 2013-09-28 | 2013-09-28 | A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103509960B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103805811A (en) * | 2014-01-17 | 2014-05-21 | 大连理工大学 | Method for preparing Ni-W alloy self-generated composite baseband for coated conductor |
| CN103817330B (en) * | 2014-03-08 | 2016-10-19 | 北京工业大学 | A kind of metal-powder rolling prepares the method for coating superconductor strong cubic texture composite baseband |
| CN105499542B (en) * | 2015-12-21 | 2018-05-08 | 河南师范大学 | A kind of nonmagnetic, strength texture nickel-base alloy composite baseband preparation method |
| CN106346008B (en) * | 2016-08-31 | 2018-09-07 | 河南师范大学 | A kind of preparation method of no ferromagnetism texture nickel tungsten/nickel vanadium/nickel tungsten composite baseband |
| CN111964819B (en) * | 2020-07-14 | 2022-02-22 | 西安理工大学 | Metal conductor and solid insulating material interface stress detection experiment system |
| CN114289691A (en) * | 2021-12-16 | 2022-04-08 | 江苏隆达超合金航材有限公司 | Composite mould pipe for alloy ingot pouring |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844431A (en) * | 2006-05-19 | 2006-10-11 | 北京工业大学 | Ni-base alloy composite baseband and method for preparing discharge plasma thereof |
| CN102319897A (en) * | 2011-09-21 | 2012-01-18 | 北京科技大学 | Manufacturing method of spray formed high-vanadium high-speed steel composite roller |
-
2013
- 2013-09-28 CN CN201310453121.7A patent/CN103509960B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844431A (en) * | 2006-05-19 | 2006-10-11 | 北京工业大学 | Ni-base alloy composite baseband and method for preparing discharge plasma thereof |
| CN102319897A (en) * | 2011-09-21 | 2012-01-18 | 北京科技大学 | Manufacturing method of spray formed high-vanadium high-speed steel composite roller |
Non-Patent Citations (1)
| Title |
|---|
| 《Development of high strength and strongly cube textured Ni-4.5% W/Ni-15% Cr composite substrate for coated conductor application》;V. Subramanya Sarma;《Acta Materialia》;20031231;第51卷;4919–4927 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103509960A (en) | 2014-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103509960B (en) | A kind of smelting process prepares the method for NiW alloy composite baseband billet used for coating conductor | |
| CN102756512B (en) | Low-magnetism or magnetism-free and high-strength Ni-W alloy composite base band and preparation method thereof | |
| CN101967591B (en) | Method for preparing Nb3Al superconducting material by mechanical alloying method | |
| CN103045925B (en) | Preparation process of sputtered rotary molybdenum-sodium-alloy tubular target | |
| CN101635185B (en) | Method for preparing Ni-W alloy base band with non/low magnetic cubic texture | |
| CN105108339A (en) | Additive manufacturing method based on titanium and titanium alloy wires | |
| CN109500330A (en) | A kind of cogging method of the big size ingot-casting of nickel-base alloy | |
| CN106825104B (en) | A kind of high intensity nickel-tungsten alloy base-band of strong cubic texture and preparation method thereof | |
| CN103498121B (en) | High-strength NiW alloy composite baseband with cube texture and preparation method thereof | |
| CN102500638B (en) | Method for producing high-cube-texture high-tungsten-content NI (nickel)-W (tungsten) alloy substrate bands | |
| CN103469136A (en) | Method for preparing high-fatigue-strength TC11 titanium alloy cake material | |
| CN106381418B (en) | A kind of preparation method of strong cubic texture Ni 10at.%W alloy base bands | |
| CN106498205A (en) | A kind of manufacture method of the CuCr alloys of large scale high-compactness high uniformity | |
| CN101786352A (en) | Non-magnetic cube texture Cu-based alloy composite base band and preparation method thereof | |
| CN106734798B (en) | A kind of hot die forming manufacturing process of titanium matter cavity liner | |
| CN102430572B (en) | Manufacturing process for non-magnetic Cu-base alloy basebands in strong cubic texture | |
| CN105478771B (en) | A kind of manufacture method of inexpensive molybdenum tube target | |
| CN103531305B (en) | The preparation method of a kind of copper base used for coating conductor/long base band of Ni-based compound | |
| CN102717078A (en) | Process of tungsten alloy rotary swaging rod with high density and high performance | |
| CN102059272A (en) | Method for horizontal continuous casting, Pilger rolling and continuous drawing of copper alloy condenser tube | |
| CN110076333A (en) | Al-Si-Cu-Mg alloy powder hot-pressing sintering method is shaped using injection | |
| CN103128524A (en) | Manufacture method for alloy long band with high cubic texture contents, high strength and low magnetism Ni-5at. %W | |
| CN103451585B (en) | A kind of preparation method of initial recombination billet of nonmagnetic Cu base composite baseband | |
| CN106011419A (en) | Preparation method of high-strength high-toughness metal material based on pulse current phase-change effect | |
| CN105537562A (en) | Method for preparing ferromagnetism-free and high-strength texture copper-nickel alloy composite substrate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170717 Address after: Support 530000 Nanning Road, the Guangxi Zhuang Autonomous Region No. 32 South Lake Garden 4-2004 Patentee after: Guo Fuliang Address before: 100124 Chaoyang District, Beijing Ping Park, No. 100 Patentee before: Beijing University of Technology |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221025 Address after: A1501, Innovation Plaza, No. 2007, Pingshan Avenue, Liulian Community, Pingshan Street, Pingshan District, Shenzhen, Guangdong 518118 Patentee after: Shenchuang Superconductor (Shenzhen) Technology Co.,Ltd. Address before: 4-2004, Nanhu Scenic Garden, No. 32, Shuangyong Road, Nanning City, 530000 Guangxi Zhuang Autonomous Region Patentee before: Guo Fuliang |
|
| TR01 | Transfer of patent right |