CN107904432A - A kind of method of stability contorting continuously casting copper chromium titanium-zirconium alloy bar component under atmospheric environment - Google Patents
A kind of method of stability contorting continuously casting copper chromium titanium-zirconium alloy bar component under atmospheric environment Download PDFInfo
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- CN107904432A CN107904432A CN201711082352.6A CN201711082352A CN107904432A CN 107904432 A CN107904432 A CN 107904432A CN 201711082352 A CN201711082352 A CN 201711082352A CN 107904432 A CN107904432 A CN 107904432A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
- B22D11/004—Copper alloys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/116—Refining the metal
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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Abstract
The invention discloses the method that stability contorting under a kind of atmospheric environment continuously prepares copper chromium titanium zirconium rod of metal alloy component, chromiumcopper bar in accurate control casting process, interval time in copper-titanium alloy bar and copper zirconium alloy bar push-in smelting furnace in copper liquid, it is to consider casting speed and chromium, titanium, itd is proposed on the basis of zr element scaling loss, by chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar are placed in copper liquid, belong to semi-continuous charging mode, be conducive to stablize copper liquid temperature and solid liquid interface, realize rod of metal alloy component in steady and continuous casting process, this method can realize that continuously casting copper rod of metal alloy chromium component fluctuates<0.03%, the fluctuation of titanium component<0.03%, the fluctuation of zirconium component<0.06%.
Description
Technical field
The present invention relates to the method that stability contorting under a kind of atmospheric environment continuously prepares copper chromium titanium zirconium rod of metal alloy component.
Background technology
Since chromium, titanium, zr element activity are strong, easy scaling loss, therefore, at home（Half）It is continuous prepare copper chromium titanium zirconium alloy into
Divide and be difficult to control, there is no the blank that method continuous prepared composition under atmospheric environment is qualified and stablizes, make to seriously affect following process.
Consider chromium, titanium, zr element scaling loss, using feed supplement measure at the same time, be expected to the component of stability contorting continuous casting copper bar.
The content of the invention
The method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment provided by the present invention, is pin
To during copper chromium titanium zirconium alloy continuously casting the problems such as ingredient stability, according to chromium, titanium, zr element activity and scaling loss characteristic,
Chromium, titanium, zr element technique are supplemented during continuously casting by optimizing, achievees the purpose that continuously to prepare copper chromium titanium zirconium rod of metal alloy.
To achieve these goals, the present invention adopts the following technical scheme that realization：
A kind of method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment, including following feed supplement step：
1）Prepare chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar as addition raw material；
2）Before feed supplement, the addition raw material is separated with copper liquid in smelting furnace；
3）After copper liquid is cooled to traction temperature, start to draw；Traction starts to start first time feed supplement in 10 to 16 minutes, adds described
Add raw material to stretch into smelting furnace in copper liquid, supplement influence of the scaling loss that chromium, titanium and zirconium are eliminated in copper liquid to traction component；Chromium, titanium
Feed supplement amount with zirconium is the content in material and the product of feed supplement coefficient；Wherein, the feed supplement coefficient of chromium for 0.15% to 0.7% it
Between, between the feed supplement coefficient of titanium is 1% to 3%, between the feed supplement coefficient of zirconium is 0.2% to 2%；
4）After standing 25 to 40 seconds；Start second of feed supplement；From second of feed supplement, raw material push-in smelting furnace will be added by beat
In interior copper liquid；The beat of the chromiumcopper bar is 8 to 11 minutes, and the material feed supplement coefficient of push-in is 0.5% to 1%；The copper
The beat of titanium alloy bar and the copper zirconium alloy bar is 4 to 6 minutes, and the feed supplement coefficient of titanium is 18% to 25%, the feed supplement coefficient of zirconium
For 3% to 5%；
5）Obtain the copper chromium titanium zirconium rod of metal alloy of stable components.
Further, step 3）Described in keep the temperature time of repose be 30s.
Further, step 4）Described in interval time that chromiumcopper bar is pushed into smelting furnace in copper liquid be 10min.
Further, step 4）Described in chromium feed supplement coefficient be 0.65%.
Further, step 4）Described in interval time that copper zirconium alloy bar is pushed into smelting furnace in copper liquid be 5min.
Further, step 4）The feed supplement coefficient of the titanium is 2.0% to 2.2%.
Further, step 4）The feed supplement coefficient of the zirconium is 4%.
Further, step 5）Described in chromium mass percent is not less than 0.18% and not higher than 0.72% in alloy, titanium quality
Percentage not less than 0.05% and not higher than 0.2%, zirconium mass percent not less than 0.05% and not higher than 0.27%, remaining for copper and
Impurity.
The present invention also provides on draw the continuous method for preparing copper chromium titanium zirconium rod of metal alloy, be continuous for copper chromium titanium zirconium alloy
In casting process the problems such as easy disconnected bar, by improving continuously casting technical matters, solid liquid interface is accurately controlled, reaches continuous system
The purpose of standby copper chromium titanium zirconium rod of metal alloy.
To achieve these goals, the present invention adopts the following technical scheme that realization：
A kind of copper chromium titanium zirconium rod of metal alloy, mass percentage content chromium is 0.2%~0.7% in the copper chromium titanium zirconium rod of metal alloy, and titanium is
0.05%~0.1%, zirconium is 0.05%~0.2%, remaining is copper.
The invention also discloses the preparation method of above-mentioned copper chromium titanium zirconium rod of metal alloy, include the following steps：
1）Chromiumcopper, copper-titanium alloy and copper zirconium alloy are subjected to dispensing in required ratio, fine copper material and chromiumcopper are placed in
In crucible, it is subject to charcoal covering, is warming up to fusion temperature and raw material is melted；
2）After the fine copper material and the copper chromium are completely melt, copper-titanium alloy and copper zirconium alloy are added in crucible, insulation is stood,
And measure melt temperature；
3）When melt reaches traction temperature, alloy is continuously drawn upwards；
4）Continuous length copper chromium titanium zirconium rod of metal alloy material is obtained, is wound.
Further, step 1）Described in draw temperature=1180 DEG C-（10 × chromium mass percent+50 × titanium mass percent
+ 100 × zirconium mass percent）℃；Error is no more than ± 5 DEG C.
Further, step 1）Described in fusion temperature be 1175 DEG C to 1205 DEG C between.
Further, step 2）Described in keep the temperature time of repose be no more than 1 minute.
Further, step 3）Described in the hauling speed continuously drawn be 15mm/s, traction pitch is 5mm, and traction pauses
Time is 0.2s to 0.3s；Hauling speed, draw the error of pitch no more than ± 5%.
It is accurate to control chromiumcopper bar in casting process, copper-titanium alloy bar and the push-in melting of copper zirconium alloy bar in the present invention
Interval time in stove in copper liquid, is to be proposed on the basis of casting speed and chromium, titanium, zr element scaling loss is considered, by chromiumcopper
Bar, copper-titanium alloy bar and copper zirconium alloy bar are placed in copper liquid, belong to semi-continuous charging mode, are conducive to stablize copper liquid temperature and are consolidated
Liquid interface, realizes rod of metal alloy component in steady and continuous casting process, and this method can realize continuously casting copper rod of metal alloy chromium component ripple
It is dynamic<0.03%, the fluctuation of titanium component<0.03%, the fluctuation of zirconium component<0.06%（It is mass percent）.
Embodiment
The present invention is more fully illustrated below with embodiment.The present invention can be presented as a variety of multi-forms,
It is not construed as being confined to the exemplary embodiment described here.
Further to illustrate the present invention to reach the technological means and effect that predetermined technique purpose is taken, below in conjunction with
Preferred embodiment, describes as after the technical process, feature and effect of the present invention in detail.
Embodiment 1
1）According to gross mass percentage 99%：0.7%：0.1%：0.2% prepares copper, chromium, titanium, zirconium raw material.Wherein, chromium, titanium, zirconium raw material
Respectively chromiumcopper, copper-titanium alloy and copper zirconium alloy, copper raw material are chromiumcopper raw material, copper-titanium alloy and copper zirconium alloy raw material
In copper, surplus fine copper polishing.Can be to avoid the higher chromium of activity, zr element in preparation process as material using alloy
It is burnt, influences the component of alloy.Fine copper, chromiumcopper raw material are placed in crucible, is subject to charcoal covering, is warming up to raw material and melts
Change 1180 DEG C of temperature；The error range of temperature should be controlled between 1175 DEG C to 1205 DEG C；Then kept the temperature, treat that alloy melts
Change.
2）Copper titanium, copper zirconium alloy raw material are added in crucible, insulation, which is stood, to be no more than 1 minute, starts to measure melt temperature,
It can control at 10 to 60 seconds；
3）When melt temperature is down to 1148 DEG C, error should be no more than ± 2 DEG C, and alloy is continuously drawn upwards；In distraction procedure
Temperature should be maintained at 1148 DEG C, and error should be no more than ± 5 DEG C；A diameter of 13.5 ± 0.5mm of copper chromium titanium zirconium rod of metal alloy, traction speed
It is 5mm to spend for 15mm/s, traction pitch, and the dead time between draw operations is 0.2s twice, can also extend to 0.3s；Lead
± 5% should be no more than by drawing the error of speed and traction pitch.
4）It is former as addition to prepare a diameter of Φ 10mm chromiumcoppers, Φ 10mm copper-titanium alloy and Φ 10mm copper zirconium alloys bar
Material, the mass percent that chromium accounts for chromiumcopper are 1%, and the mass percent that titanium elements account for copper-titanium alloy is 1%, and zr element accounts for
The mass percent of copper zirconium alloy is 0.4%；It is of course also possible to the rod of metal alloy with other sizes；The component of alloy can also be adjusted
It is whole.Inventor has found to properly increase the content of chromium, titanium and zirconium in copper liquid by feed supplement, is led to what is made through repetition test
The stable components for drawing rod of metal alloy are beneficial.The amount of feed supplement is related to the load for drawing rod of metal alloy.By analyzing and adjusting, chromium, titanium
Feed supplement amount with zirconium is the content in material and the product of feed supplement coefficient；Wherein, the feed supplement coefficient of chromium for 0.15% to 0.7% it
Between, between the feed supplement coefficient of titanium is 10% to 30%, between the feed supplement coefficient of zirconium is 0.2% to 2%.
5）Before feed supplement, chromiumcopper bar is not contacted with copper zirconium alloy bar with copper liquid in smelting furnace, in separation point position；
6）15min carries out feed supplement first after starting traction；Chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar are stretched into melting
20mm in copper liquid in stove, stands 30s；
7）Then subsequent feeds are proceeded by；By chromiumcopper bar at interval of in 10min push-in smelting furnaces in copper liquid 2.25mm into
Row feed supplement, by copper-titanium alloy bar at interval of 1.1mm carries out feed supplement in copper liquid in 5min push-in smelting furnaces, by every, copper zirconium alloy bar
10.3mm in copper liquid, which is slowly pushed into smelting furnace, every 5min carries out feed supplement；In the rod of metal alloy push-in copper liquid for the feed supplement length being previously mentioned
Time should be less than 1 minute.
8）The copper chromium titanium zirconium rod of metal alloy material of continuous length 105m is obtained, is wound.
The grab sample 10 at the copper chromium titanium zirconium rod of metal alloy different parts obtained, it is former using inductively coupled plasma
Sub- emission spectrographic determination composition quality percentage is：Chromium 0.21 ± 0.03%, zr element 0.11 ± 0.06%, titanium elements
0.08±0.04%。
Embodiment 2
1）According to gross mass percentage 99%：0.7%：0.05%：0.05% prepares copper, chromium, titanium, zirconium raw material.Wherein, chromium, titanium, zirconium are former
Material is respectively chromiumcopper, copper-titanium alloy and copper zirconium alloy, and copper raw material is chromiumcopper raw material, copper-titanium alloy and copper zirconium alloy are former
Copper in material, surplus fine copper polishing.It can prepared using alloy as material to avoid the higher chromium of activity, titanium, zr element
During be burnt, influence the component of alloy.Fine copper, chromiumcopper raw material are placed in crucible, is subject to charcoal covering, is warming up to
1180 DEG C of melting sources temperature；The error range of temperature should be controlled at ± 2 DEG C；Then kept the temperature, treat alloy melting.
2）Copper titanium, copper zirconium alloy raw material are added in crucible, insulation stands 10 to 60 seconds, starts to measure melt temperature；
3）When melt temperature is down to 1165.5 DEG C, error should be no more than ± 2 DEG C；Alloy is continuously drawn upwards；Copper chromium titanium zirconium
A diameter of 13.5 ± 0.5mm of rod of metal alloy, hauling speed 15mm/s, traction pitch are 5mm, are stopped twice between draw operations
Immediately it is 0.2s between；The error of hauling speed and traction pitch should be no more than ± 5%.
4）It is former as addition to prepare a diameter of Φ 10mm chromiumcoppers, Φ 10mm copper-titanium alloy and Φ 10mm copper zirconium alloys bar
Material, the mass percent that chromium accounts for chromiumcopper are 1%, and the mass percent that titanium elements account for copper-titanium alloy is 1%, and zr element accounts for
The mass percent of copper zirconium alloy is 0.4%；Certainly, the rod of metal alloy of other sizes；The component of alloy can also adjust.
5）Before feed supplement, chromiumcopper bar is not contacted with copper zirconium alloy bar with copper liquid in smelting furnace, in separation point position；
6）15min carries out feed supplement first after starting traction；Chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar are stretched into melting
20mm in copper liquid in stove, stands 30s；
7）Then subsequent feeds are proceeded by；By chromiumcopper bar at interval of in 10min push-in smelting furnaces in copper liquid 2.25mm into
Row feed supplement, by copper-titanium alloy bar at interval of 0.5mm carries out feed supplement in copper liquid in 5min push-in smelting furnaces, by every, copper zirconium alloy bar
Feed supplement is carried out every 2.6mm in copper liquid in 5min push-in smelting furnaces；
8）The copper chromium titanium zirconium rod of metal alloy material of continuous length 128m is obtained, is wound.
The grab sample 10 at the copper chromium titanium zirconium rod of metal alloy different parts obtained, it is former using inductively coupled plasma
Sub- emission spectrographic determination composition quality percentage is：Chromium 0.68 ± 0.03%, titanium elements 0.06 ± 0.03%, zr element
0.07±0.03%。
Embodiment 3
1）According to gross mass percentage 99%：0.2%：0.1%：0.2% prepares copper, chromium, titanium, zirconium raw material.Wherein, chromium, titanium, zirconium raw material
Respectively chromiumcopper, copper-titanium alloy and copper zirconium alloy, copper raw material are chromiumcopper raw material, copper-titanium alloy and copper zirconium alloy raw material
In copper, surplus fine copper polishing.It can prepared using alloy as material to avoid the higher chromium of activity, titanium, zr element
It is burnt in journey, influences the component of alloy.Fine copper, chromiumcopper raw material are placed in crucible, is subject to charcoal covering, is warming up to original
Expect 1180 DEG C of fusion temperature；The error range of temperature should be controlled at ± 2 DEG C；Then kept the temperature, treat alloy melting.
2）Copper titanium, copper zirconium alloy raw material are added in crucible, insulation stands 10 to 60 seconds, starts to measure melt temperature；
3）When melt temperature is down to 1153 DEG C, error is no more than ± 2 DEG C.Alloy is continuously drawn upwards；Copper chromium titanium zirconium alloy
A diameter of 13.5 ± 0.5mm of bar, hauling speed 15mm/s, traction pitch are 5mm, during pause between draw operations twice
Between be 0.2s；The error of hauling speed and traction pitch should be no more than ± 5%.
4）It is former as addition to prepare a diameter of Φ 10mm chromiumcoppers, Φ 10mm copper-titanium alloy and Φ 10mm copper zirconium alloys bar
Material, the mass percent that chromium accounts for chromiumcopper are 1%, and the mass percent that titanium elements account for copper-titanium alloy is 1%, and zr element accounts for
The mass percent of copper zirconium alloy is 0.4%；Certainly, the rod of metal alloy of other sizes；The component of alloy can also adjust.
5）Before feed supplement, chromiumcopper bar is not contacted with copper zirconium alloy bar with copper liquid in smelting furnace, in separation point position；
6）15min carries out feed supplement first after starting traction；Chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar are stretched into melting
20mm in copper liquid in stove, stands 30s；
7）Then subsequent feeds are proceeded by；By chromiumcopper bar at interval of in 10min push-in smelting furnaces in copper liquid 0.64mm into
Row feed supplement, by copper-titanium alloy bar at interval of 1.1mm carries out feed supplement in copper liquid in 5min push-in smelting furnaces, by every, copper zirconium alloy bar
Feed supplement is carried out every 10.3mm in copper liquid in 5min push-in smelting furnaces；
8）The copper chromium titanium zirconium rod of metal alloy material of continuous length 128m is obtained, is wound.
The grab sample 10 at the copper chromium titanium zirconium rod of metal alloy different parts obtained, it is former using inductively coupled plasma
Sub- emission spectrographic determination composition quality percentage is：Chromium 0.21 ± 0.03%, titanium elements 0.09 ± 0.03%, zr element
0.18±0.06%。
Embodiment 4
1）According to gross mass percentage 99%：0.2%：0.05%：0.05% prepares copper, chromium, titanium, zirconium raw material.Wherein, chromium, titanium, zirconium are former
Material is respectively chromiumcopper, copper-titanium alloy and copper zirconium alloy, and copper raw material is chromiumcopper raw material, copper-titanium alloy and copper zirconium alloy are former
Copper in material, surplus fine copper polishing.It can prepared using alloy as material to avoid the higher chromium of activity, titanium, zr element
During be burnt, influence the component of alloy.Fine copper, chromiumcopper raw material are placed in crucible, is subject to charcoal covering, is warming up to
1180 DEG C of melting sources temperature；The error range of temperature should be controlled at ± 2 DEG C；Then kept the temperature, treat alloy melting.
2）Copper titanium, copper zirconium alloy raw material are added in crucible, insulation stands 10 to 60 seconds, starts to measure melt temperature；
3）When melt temperature is down to 1170.5 DEG C, temperature error should be no more than ± 2 DEG C；Alloy is continuously drawn upwards；Copper chromium
A diameter of 13.5 ± 0.5mm of titanium-zirconium alloy bar, hauling speed 15mm/s, traction pitch is 5mm, twice between draw operations
Dead time be 0.2s；The error of hauling speed and traction pitch should be no more than ± 5%.
4）It is former as addition to prepare a diameter of Φ 10mm chromiumcoppers, Φ 10mm copper-titanium alloy and Φ 10mm copper zirconium alloys bar
Material, the mass percent that chromium accounts for chromiumcopper are 1%, and the mass percent that titanium elements account for copper-titanium alloy is 1%, and zr element accounts for
The mass percent of copper zirconium alloy is 0.4%；Certainly, the rod of metal alloy of other sizes；The component of alloy can also adjust.
5）Before feed supplement, chromiumcopper bar is not contacted with copper zirconium alloy bar with copper liquid in smelting furnace, in separation point position；
6）15min carries out feed supplement first after starting traction；Chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar are stretched into melting
20mm in copper liquid in stove, stands 30s；
7）Then subsequent feeds are proceeded by；By chromiumcopper bar at interval of in 10min push-in smelting furnaces in copper liquid 0.64mm into
Row feed supplement, by copper-titanium alloy bar at interval of 0.5mm carries out feed supplement in copper liquid in 5min push-in smelting furnaces, by every, copper zirconium alloy bar
Feed supplement is carried out every 2.6mm in copper liquid in 5min push-in smelting furnaces；
8）The copper chromium titanium zirconium rod of metal alloy material of continuous length 128m is obtained, is wound.
The grab sample 10 at the copper chromium titanium zirconium rod of metal alloy different parts obtained, it is former using inductively coupled plasma
Sub- emission spectrographic determination composition quality percentage is：Chromium（0.23±0.03）%, titanium elements（0.05±0.03）%, zirconium member
Element（0.06±0.02）%.
Above-mentioned example is only intended to the explanation present invention, in addition, also has a variety of different embodiments, and these are implemented
Mode be all those skilled in the art after comprehension inventive concept it is also envisioned that therefore, will not enumerate herein.
Claims (8)
1. a kind of method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment, it is characterised in that including
Following feed supplement step：
1）Prepare chromiumcopper bar, copper-titanium alloy bar and copper zirconium alloy bar as addition raw material；
2）Before feed supplement, the addition raw material is separated with copper liquid in smelting furnace；
3）After copper liquid is cooled to traction temperature, start to draw；Traction starts to start first time feed supplement in 10 to 16 minutes, adds described
Add raw material to stretch into smelting furnace in copper liquid, supplement influence of the scaling loss that chromium, titanium and zirconium are eliminated in copper liquid to traction component；Chromium, titanium
Feed supplement amount with zirconium is the content in material and the product of feed supplement coefficient；Wherein, the feed supplement coefficient of chromium for 0.15% to 0.7% it
Between, between the feed supplement coefficient of titanium is 1% to 3%, between the feed supplement coefficient of zirconium is 0.2% to 2%；
4）After standing 25 to 40 seconds；Start second of feed supplement；From second of feed supplement, raw material push-in smelting furnace will be added by beat
In interior copper liquid；The beat of the chromiumcopper bar is 8 to 11 minutes, and the material feed supplement coefficient of push-in is 0.5% to 1%；The copper
The beat of titanium alloy bar and the copper zirconium alloy bar is 4 to 6 minutes, and the feed supplement coefficient of titanium is 18% to 25%, the feed supplement coefficient of zirconium
For 3% to 5%；
5）Obtain the copper chromium titanium zirconium rod of metal alloy of stable components.
2. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 3）Described in keep the temperature time of repose be 30s.
3. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 4）Described in interval time that chromiumcopper bar is pushed into smelting furnace in copper liquid be 10min.
4. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 4）Described in chromium feed supplement coefficient be 0.65%.
5. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 4）Described in interval time that copper zirconium alloy bar is pushed into smelting furnace in copper liquid be 5min.
6. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 4）The feed supplement coefficient of the titanium is 2.0% to 2.2%.
7. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 4）The feed supplement coefficient of the zirconium is 4%.
8. the method that stability contorting continuously prepares copper chromium titanium zirconium rod of metal alloy component under atmospheric environment as claimed in claim 1, it is special
Sign is, step 5）Described in chromium mass percent is not less than 0.18% and not higher than 0.72% in alloy, titanium mass percent is not
Less than 0.05% and not higher than 0.2%, for zirconium mass percent not less than 0.05% and not higher than 0.27%, remaining is copper and impurity.
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| JPH0748638A (en) * | 1993-08-04 | 1995-02-21 | Nikko Kinzoku Kk | Melting method for copper alloy |
| CN102358923A (en) * | 2011-10-09 | 2012-02-22 | 无锡隆达金属材料有限公司 | Vacuum semi-continuous method for casting copper chromium zirconium alloy |
| CN103088228A (en) * | 2012-09-29 | 2013-05-08 | 浙江天河铜业股份有限公司 | Production method of high-strength high-conductivity copper alloy stranded wire |
| WO2013073412A1 (en) * | 2011-11-14 | 2013-05-23 | 三菱マテリアル株式会社 | Copper alloy and copper alloy forming material |
-
2017
- 2017-11-07 CN CN201711082352.6A patent/CN107904432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0748638A (en) * | 1993-08-04 | 1995-02-21 | Nikko Kinzoku Kk | Melting method for copper alloy |
| CN102358923A (en) * | 2011-10-09 | 2012-02-22 | 无锡隆达金属材料有限公司 | Vacuum semi-continuous method for casting copper chromium zirconium alloy |
| WO2013073412A1 (en) * | 2011-11-14 | 2013-05-23 | 三菱マテリアル株式会社 | Copper alloy and copper alloy forming material |
| CN103088228A (en) * | 2012-09-29 | 2013-05-08 | 浙江天河铜业股份有限公司 | Production method of high-strength high-conductivity copper alloy stranded wire |
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