CN105603264A - High-frequency welded tube cast ingot and manufacturing method thereof - Google Patents
High-frequency welded tube cast ingot and manufacturing method thereof Download PDFInfo
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- CN105603264A CN105603264A CN201610136914.XA CN201610136914A CN105603264A CN 105603264 A CN105603264 A CN 105603264A CN 201610136914 A CN201610136914 A CN 201610136914A CN 105603264 A CN105603264 A CN 105603264A
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- welded tube
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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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
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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
- C22C1/026—Alloys based on aluminium
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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 provides a high-frequency welded tube cast ingot and a manufacturing method thereof. The high-frequency welded tube cast ingot and the manufacturing method aim at solving the problems that aluminum alloy tubes manufactured through an existing method and subjected to seaming brazing or seamless tubes are poor in corrosion resistance and short in service life. The high-frequency welded tube cast ingot is prepared from Si, Fe, Cu, Mn, Ti and the balance Al. The method includes the first step of weighing, the second step of alloy melt preparation and the third step of semi-continuous casting. The high-frequency welded tube cast ingot and the manufacturing method are used.
Description
Technical field
The present invention relates to welded tube ingot casting and manufacture method thereof.
Background technology
Along with the scientific and technical development epoch are constantly progressive, auto manufacturing is having again aspect raising workmanship and reduction energy consumptionNew developing direction. The lightweight of automobile radiators system is the key areas of automotive light weight technology, original automobile radiatorsWhat tubing used is copper pipe or aluminum pipe is through seaming soldering and seamless pipe, and using the shortcoming of copper pipe is that the large cost of proportion is high, uses aluminiumPipe is through seaming soldering or seamless pipe, and the poor life-span of corrosion resistance is low. The aluminium alloy thin-walled ratio-frequency welded tube of exploitation radiator, can alleviateVehicle weight, saves the energy, can make again to improve in service life of radiator several times.
Summary of the invention
The present invention will solve the aluminium-alloy pipe of existing method manufacture through seaming soldering or seamless pipe, low the asking of poor life-span of corrosion resistanceTopic, and a kind of ratio-frequency welded tube ingot casting and manufacture method thereof are provided.
A kind of ratio-frequency welded tube ingot casting, ratio-frequency welded tube ingot casting by mass percent be 0.6%～0.84%Si, 0.4%～0.6%Fe,The Al of 0.40%～0.70%Cu, 1.1%～1.4%Mn, 0.1%～0.2%Ti and surplus makes.
A manufacture method for ratio-frequency welded tube ingot casting, specifically carry out according to following steps:
One, take: be first by mass percentage 0.6%～0.84%Si, 0.4%～0.6%Fe, 0.40%～0.70%Cu,The Al of 1.1%～1.4%Mn, 0.1%～0.2%Ti and surplus take fine aluminium ingot, aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy,Aluminium manganese intermediate alloy, aluminium titanium intermediate alloy and metal Cu;
Two, prepare alloy melt: first fine aluminium ingot is joined in resistance reverberatory furnace, then add aluminium silicon intermediate alloy, aluminiumIron intermediate alloy, aluminium manganese intermediate alloy and aluminium titanium intermediate alloy, when being heated to temperature and being 660 DEG C～700 DEG C, reflect to resistanceIn stove, add metal Cu fusing, and be at 700 DEG C～750 DEG C in temperature, stir 10min～15min, then on meltFlux in covering, obtains alloy melt;
Three, semi-continuous casting: be under the condition of 740 DEG C～760 DEG C in temperature, the alloy melt that step 2 is obtained imports electricityThe standing furnace of resistance reverberatory furnace, passes into argon gas, and then refining 9min～15min leaves standstill 10min～30min, keeps resistance anti-Penetrate alloy melt liquid level in alloy melt liquid level and the flow table in stove in same level, in casting speed be then55mm/min～60mm/min, casting temperature are that 720 DEG C～740 DEG C and casting cooling water pressure are 0.08MPa～0.15MPaUnder condition, carry out semi-continuous casting, obtain ratio-frequency welded tube ingot casting.
The invention has the beneficial effects as follows: the present invention adopts same level semicontinuous casting technique and in conjunction with aluminium alloy cast ingot raw materialScientific matching effectively reduces the generation of drawing crack waste product, has shortened the casting time, and has ensured the surface quality of ingot casting; BeInternal soundness and the surface quality of improving ingot casting provide advantage, and the characteristic that the present invention is directed to different-alloy is selected differentAdd opportunity, solved the problem of the abundant alloying of each element, ingot casting yield rate increases (85%～90%), has solvedAluminium-alloy pipe prepared by existing method is through seaming soldering or seamless pipe, low problem of poor life-span of corrosion resistance.
The present invention is for a kind of ratio-frequency welded tube ingot casting and manufacture method thereof.
Brief description of the drawings
Fig. 1 is that the mirco structure photograph of 200 times is amplified in the ratio-frequency welded tube ingot casting through-thickness center that embodiment mono-makesSheet;
Fig. 2 is that the mirco structure photograph of 200 times is amplified in ratio-frequency welded tube ingot casting through-thickness 1/4 position that embodiment mono-makesSheet;
Fig. 3 is that the mirco structure photograph of large 200 times is put at the position, ratio-frequency welded tube ingot casting through-thickness limit that embodiment mono-makesSheet.
Detailed description of the invention
Detailed description of the invention one: a kind of ratio-frequency welded tube ingot casting described in present embodiment, ratio-frequency welded tube ingot casting is by quality percentageThan be 0.6%～0.84%Si, 0.4%～0.6%Fe, 0.40%～0.70%Cu, 1.1%～1.4%Mn, 0.1%～0.2%Ti and more thanThe Al of amount makes.
The effect of the each element of this detailed description of the invention:
1.Mn element:
This automobile radiators is main alloy element with aluminium alloy thin-walled ratio-frequency welded tube Mn. Along with the increase of Mn content, closeThe recrystallization temperature of gold and intensity also improve thereupon. When Mn content is higher than 1.6% time, owing to forming a large amount of frangible compoundsMnAl6, when alloy deformation, easily ftracture, be 1.1%～1.4% so control its content, both ensured the composition of alloy, protect againDemonstrate,prove its alloy property. The MnAl that Mn and Al generate6Phase, its electrode potential is almost identical with aluminium, belongs to neutral medium,Therefore have good etch resistant properties, add manganese in aluminium, the adverse effect of iron in adjustable commercial-purity aluminium, forms (FeMn)Al6Reduce FeAl3To the adverse effect of etch resistant properties.
2.Fe element:
Fe can be dissolved in MnAl6Middle formation (FeMn) Al6Compound, thus the solubility of Mn in Al reduced. ClosingIn gold, add 0.4%～0.6% Fe, the effectively crystal grain after the annealing of refinement sheet material, otherwise, form a large amount of thickShape (FeMn) Al6Low-alloyed mechanical property and processing performance, can significantly fall in compound.
3.Si element:
Si and Mn form complicated ternary phase T (Al12Mn3Si2), this phase also can be dissolved Fe, form (Al, Fe, Mn,Si) quaternary phase. Si also can reduce the solubility of Mn in Al, and larger than the impact of Fe. Fe and Si can accelerateMn is the decomposable process from supersaturated solid solution in the time of thermal deformation, also can improve some mechanical properties.
4.Cu element:
Cu element can significantly improve the tensile strength of alloy. The high-quality Al alloy obtaining by present embodiment raw material proportioningIngot casting produces CuAl2 hardening constituent because Cu can make alloy, puies forward heavy alloyed intensity. Along with Cu content improves, alloyStrength increase, and Cu can also improve the welding performance of alloy.
5.Ti element:
Ti energy refinement as cast condition crystal grain, puies forward heavy alloyed recrystallization temperature, reduces the decomposition tendency of supersaturated solid solution, makes to closeTissue under gold high temperature is stable.
In present embodiment melting raw material be fine aluminium ingot, intermediate alloy Al-Si, intermediate alloy Al-Fe, intermediate alloy Al-Mn,Intermediate alloy Al-Ti and metal Cu.
Detailed description of the invention two: present embodiment is different from detailed description of the invention one: ratio-frequency welded tube ingot casting is by qualityPercentage is that the Al of 0.74%Si, 0.45%Fe, 0.53%Cu, 1.24%Mn, 0.13%Ti and surplus makes. Other withDetailed description of the invention one is identical.
Detailed description of the invention three: the manufacture method of a kind of ratio-frequency welded tube ingot casting described in present embodiment, specifically according toLower step is carried out:
One, take: be first by mass percentage 0.6%～0.84%Si, 0.4%～0.6%Fe, 0.40%～0.70%Cu,The Al of 1.1%～1.4%Mn, 0.1%～0.2%Ti and surplus take fine aluminium ingot, aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy,Aluminium manganese intermediate alloy, aluminium titanium intermediate alloy and metal Cu;
Two, prepare alloy melt: first fine aluminium ingot is joined in resistance reverberatory furnace, then add aluminium silicon intermediate alloy, aluminiumIron intermediate alloy, aluminium manganese intermediate alloy and aluminium titanium intermediate alloy, when being heated to temperature and being 660 DEG C～700 DEG C, reflect to resistanceIn stove, add metal Cu fusing, and be at 700 DEG C～750 DEG C in temperature, stir 10min～15min, then on meltFlux in covering, obtains alloy melt;
Three, semi-continuous casting: be under the condition of 740 DEG C～760 DEG C in temperature, the alloy melt that step 2 is obtained imports electricityThe standing furnace of resistance reverberatory furnace, passes into argon gas, and then refining 9min～15min leaves standstill 10min～30min, keeps resistance anti-Penetrate alloy melt liquid level in alloy melt liquid level and the flow table in stove in same level, in casting speed be then55mm/min～60mm/min, casting temperature are that 720 DEG C～740 DEG C and casting cooling water pressure are 0.08MPa～0.15MPaUnder condition, carry out semi-continuous casting, obtain ratio-frequency welded tube ingot casting.
Described in present embodiment step 2 then add aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminium manganese intermediate alloy andThe order of aluminium titanium intermediate alloy can add in any order; Stirring melt described in step 2, its whipping process is from resistanceThe both sides fire door convection current of reverberatory furnace is stirred.
The beneficial effect of present embodiment is: present embodiment adopts same level semicontinuous casting technique in conjunction with aluminium alloy cast ingotThe scientific matching of raw material effectively reduces the generation of drawing crack waste product, has shortened the casting time, and has ensured the surface quality of ingot casting;Provide advantage in the internal soundness for improving ingot casting and surface quality, present embodiment is for the characteristic choosing of different-alloySelect different adding opportunity, solved the problem of the abundant alloying of each element, ingot casting yield rate increase (85%～90%),Solve aluminium-alloy pipe prepared by existing method through seaming soldering or seamless pipe, low problem of poor life-span of corrosion resistance.
Detailed description of the invention four: present embodiment is different from detailed description of the invention three: first press quality in step 1Percentage be the Al of 0.74%Si, 0.45%Fe, 0.53%Cu, 1.24%Mn, 0.13%Ti and surplus take fine aluminium ingot,Aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminium manganese intermediate alloy, aluminium titanium intermediate alloy and metal Cu. Other is with concrete realExecute mode three identical.
Detailed description of the invention five: present embodiment is different from one of detailed description of the invention three or four: in step 1The purity of described fine aluminium ingot is 99.7%. Other is identical with detailed description of the invention three or four.
Detailed description of the invention six: present embodiment is different from one of detailed description of the invention three to five: in step 2The KCl that described solvent is 45% by mass percent, 30% NaCl and 25% Na3AlF6Composition. Other and toolBody embodiment three to five is identical.
Detailed description of the invention seven: present embodiment is different from one of detailed description of the invention three to six: in step 2And be at 720 DEG C in temperature, stir 10min. Other is identical with detailed description of the invention three to six.
Detailed description of the invention eight: present embodiment is different from one of detailed description of the invention three to seven: in step 3The speed that passes into that passes into argon gas is 0.1m3/min～0.15m3/ min, the time of passing into is 15min. Other and detailed description of the inventionThree to seven is identical.
Detailed description of the invention nine: present embodiment is different from one of detailed description of the invention three to eight: in step 3Refining 15min, then leaves standstill 30min. Other is identical with detailed description of the invention three to eight.
Detailed description of the invention ten: present embodiment is different from one of detailed description of the invention three to nine: in step 3Then be that 60mm/min, casting temperature are 720 DEG C and cast under the condition that cooling water pressure is 0.09MPa in casting speedRow semi-continuous casting. Other is identical with detailed description of the invention three to nine.
Adopt following examples to verify beneficial effect of the present invention:
Embodiment mono-:
Ratio-frequency welded tube ingot casting described in the present embodiment by mass percent be 0.74%Si, 0.45%Fe, 0.53%Cu,The Al of 1.24%Mn, 0.13%Ti and surplus makes;
The manufacture method of a kind of ratio-frequency welded tube ingot casting described in the present embodiment, specifically carry out according to following steps:
One, take: be 0.74%Si, 0.45%Fe, 0.53%Cu, 1.24%Mn, 0.13%Ti first by mass percentageTake fine aluminium ingot, aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminium manganese intermediate alloy, aluminium titanium intermediate alloy with the Al of surplusWith metal Cu;
Two, prepare alloy melt: first fine aluminium ingot is joined in resistance reverberatory furnace, then add aluminium silicon intermediate alloy, aluminiumIron intermediate alloy, aluminium manganese intermediate alloy and aluminium titanium intermediate alloy when being heated to temperature and being 700 DEG C, add in resistance reverberatory furnaceEnter metal Cu fusing, and be at 720 DEG C in temperature, stir 10min, then on melt, cover flux, closedGold melt;
Three, semi-continuous casting: be under the condition of 760 DEG C in temperature, the alloy melt that step 2 is obtained imports resistance reflectionThe standing furnace of stove, passes into argon gas, and then refining 15min leaves standstill 30min, keeps the alloy melt liquid in resistance reverberatory furnaceAlloy melt liquid level in face and flow table, in same level, is then 55mm/min～60mm/min, casting in casting speedTemperature is 720 DEG C and casts under the condition that cooling water pressure is 0.09MPa and carry out semi-continuous casting, obtains ratio-frequency welded tube ingot casting;
The purity of the fine aluminium ingot described in step 1 is 99.7%;
The KCl that solvent described in step 2 is 45% by mass percent, 30% NaCl and 25% Na3AlF6GroupBecome;
The speed that passes into that passes into argon gas in step 3 is 0.1m3/min～0.15m3/ min, the time of passing into is 15min.
The yield rate of the ratio-frequency welded tube ingot casting that the present embodiment one makes has reached 90%.
The content of impurities of the ratio-frequency welded tube ingot casting that the present embodiment one makes is less than 0.15%, refers to table 1.
Each sample chemical composition (%) of the ratio-frequency welded tube ingot casting that table 1: embodiment mono-makes
Note: 1-3 be aluminium alloy cast ingot thickness direction by center to limit portion.
The chemical composition of the ratio-frequency welded tube ingot casting that embodiment mono-makes, in table 1, meets this alloy technology mark from chemical compositionStandard, less to limit portion Segregation of Chemical Composition by center, composition evenly, meet Rule of Segregation.
The ratio-frequency welded tube ingot casting through-thickness that embodiment mono-is made, gets 20mm × 20mm sample from center to limit portion,Carry out the inspection of ingot casting mirco structure. Fig. 1 is that amplify the ratio-frequency welded tube ingot casting through-thickness center that embodiment mono-makesThe mirco structure photo of 200 times; Fig. 2 is that ratio-frequency welded tube ingot casting through-thickness 1/4 position that embodiment mono-makes amplifies 200Mirco structure photo doubly; Fig. 3 is that the position, ratio-frequency welded tube ingot casting through-thickness limit that embodiment mono-makes puts large 200Mirco structure photo doubly; As seen from the figure, from center, to limit portion, dendrite interval reduces gradually, and second-phase is evenly distributed, symbolClose crystallization rule.
The ratio-frequency welded tube ingot casting through-thickness You Bianbuzhi center that embodiment mono-is made cuts 20mm × 120mm sample,Carry out ingot casting mechanical property contrast (in table 2).
The ratio-frequency welded tube ingot casting mechanical property testing result that table 2 embodiment mono-makes
As can be seen from Table 2, ingot casting performance difference is less, and each position is organized more even, and percentage elongation is higher, and plasticityBe more suitable for well and make the aluminium alloy thin-walled ratio-frequency welded tube of automobile radiators.
Embodiment bis-:
Ratio-frequency welded tube ingot casting described in the present embodiment by mass percent be 0.7%Si, 0.45%Fe, 0.55%Cu, 1.24%Mn,The Al of 0.15%Ti and surplus makes;
The manufacture method of a kind of ratio-frequency welded tube ingot casting described in the present embodiment, specifically carry out according to following steps:
One, take: be 0.7%Si, 0.45%Fe, 0.55%Cu, 1.24%Mn, 0.15%Ti first by mass percentageTake fine aluminium ingot, aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminium manganese intermediate alloy, aluminium titanium intermediate alloy with the Al of surplusWith metal Cu;
Two, prepare alloy melt: first fine aluminium ingot is joined in resistance reverberatory furnace, then add aluminium silicon intermediate alloy, aluminiumIron intermediate alloy, aluminium manganese intermediate alloy and aluminium titanium intermediate alloy when being heated to temperature and being 700 DEG C, add in resistance reverberatory furnaceEnter metal Cu fusing, and be at 720 DEG C in temperature, stir 15min, then on melt, cover flux, closedGold melt;
Three, semi-continuous casting: be under the condition of 750 DEG C in temperature, the alloy melt that step 2 is obtained imports resistance reflectionThe standing furnace of stove, passes into argon gas, and then refining 10min leaves standstill 30min, keeps the alloy melt liquid in resistance reverberatory furnaceAlloy melt liquid level in face and flow table, in same level, is then 55mm/min～60mm/min, casting in casting speedTemperature is 725 DEG C and casts under the condition that cooling water pressure is 0.10MPa and carry out semi-continuous casting, obtains ratio-frequency welded tube ingot casting;
The purity of the fine aluminium ingot described in step 1 is 99.7%;
The KCl that solvent described in step 2 is 45% by mass percent, 30% NaCl and 25% Na3AlF6GroupBecome;
The speed that passes into that passes into argon gas in step 3 is 0.1m3/min～0.15m3/ min, the time of passing into is 15min.
The yield rate that the present embodiment two obtains ratio-frequency welded tube ingot casting has reached 85%.
Claims (10)
1. a ratio-frequency welded tube ingot casting, it is characterized in that ratio-frequency welded tube ingot casting by mass percent be 0.6%～0.84%Si,The Al of 0.4%～0.6%Fe, 0.40%～0.70%Cu, 1.1%～1.4%Mn, 0.1%～0.2%Ti and surplus makes.
2. a kind of ratio-frequency welded tube ingot casting according to claim 1, is characterized in that ratio-frequency welded tube ingot casting is by mass percentFor the Al of 0.74%Si, 0.45%Fe, 0.53%Cu, 1.24%Mn, 0.13%Ti and surplus makes.
3. the manufacture method of a kind of ratio-frequency welded tube ingot casting as claimed in claim 1, is characterized in that a kind of ratio-frequency welded tube ingot castingManufacture method complete according to the following steps:
One, take: be first by mass percentage 0.6%～0.84%Si, 0.4%～0.6%Fe, 0.40%～0.70%Cu,The Al of 1.1%～1.4%Mn, 0.1%～0.2%Ti and surplus takes fine aluminium ingot, aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminiumManganese intermediate alloy, aluminium titanium intermediate alloy and metal Cu;
Two, prepare alloy melt: first fine aluminium ingot is joined in resistance reverberatory furnace, then add aluminium silicon intermediate alloy, aluminiumIron intermediate alloy, aluminium manganese intermediate alloy and aluminium titanium intermediate alloy, when being heated to temperature and being 660 DEG C～700 DEG C, reflect to resistanceIn stove, add metal Cu fusing, and be at 700 DEG C～750 DEG C in temperature, stir 10min～15min, then on melt, coverCover flux, obtain alloy melt;
Three, semi-continuous casting: be under the condition of 740 DEG C～760 DEG C in temperature, the alloy melt that step 2 is obtained imports electricityThe standing furnace of resistance reverberatory furnace, passes into argon gas, and then refining 9min～15min leaves standstill 10min～30min, keeps resistance reflectionAlloy melt liquid level in alloy melt liquid level and flow table in stove, in same level, in casting speed is then55mm/min～60mm/min, casting temperature are 720 DEG C～740 DEG C and cast the bar that cooling water pressure is 0.08MPa～0.15MPaUnder part, carry out semi-continuous casting, obtain ratio-frequency welded tube ingot casting.
4. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, it is characterized in that in step 1 first byMass percent be the Al of 0.74%Si, 0.45%Fe, 0.53%Cu, 1.24%Mn, 0.13%Ti and surplus take fine aluminium ingot,Aluminium silicon intermediate alloy, ferro-aluminum intermediate alloy, aluminium manganese intermediate alloy, aluminium titanium intermediate alloy and metal Cu.
5. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that described in step 1The purity of fine aluminium ingot is 99.7%.
6. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that described in step 2The KCl that solvent is 45% by mass percent, 30% NaCl and 25% Na3AlF6Composition.
7. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that in step 2 and in temperatureDegree is at 720 DEG C, stirs 10min.
8. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that passing in step 3 argonThe speed that passes into of gas is 0.1m3/min～0.15m3/ min, the time of passing into is 15min.
9. the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that refining in step 315min, then leaves standstill 30min.
10. then the manufacture method of a kind of ratio-frequency welded tube ingot casting according to claim 3, is characterized in that in step 3Be that 60mm/min, casting temperature are 720 DEG C and cast under the condition that cooling water pressure is 0.09MPa and carry out half in casting speedContinuous casting.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593124A (en) * | 2020-12-15 | 2021-04-02 | 东北轻合金有限责任公司 | Composite core material aluminum alloy flat ingot and manufacturing method thereof |
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| JPH07242973A (en) * | 1994-03-08 | 1995-09-19 | Mitsubishi Alum Co Ltd | Aluminum alloy foil and synthetic resin coated aluminum alloy foil for vessel forming |
| JP2000212666A (en) * | 1999-01-25 | 2000-08-02 | Mitsubishi Alum Co Ltd | High strength aluminum alloy extruded tube for heat exchanger excellent in corrosion resistance |
| WO2015151975A1 (en) * | 2014-03-31 | 2015-10-08 | 株式会社神戸製鋼所 | Aluminum alloy laminate |
| CN105063439A (en) * | 2015-07-29 | 2015-11-18 | 东北轻合金有限责任公司 | Aluminum alloy hollow ingot for nuclear reactor and manufacturing method for aluminum alloy hollow ingot |
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- 2016-03-10 CN CN201610136914.XA patent/CN105603264B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH07242973A (en) * | 1994-03-08 | 1995-09-19 | Mitsubishi Alum Co Ltd | Aluminum alloy foil and synthetic resin coated aluminum alloy foil for vessel forming |
| JP2000212666A (en) * | 1999-01-25 | 2000-08-02 | Mitsubishi Alum Co Ltd | High strength aluminum alloy extruded tube for heat exchanger excellent in corrosion resistance |
| WO2015151975A1 (en) * | 2014-03-31 | 2015-10-08 | 株式会社神戸製鋼所 | Aluminum alloy laminate |
| CN105063439A (en) * | 2015-07-29 | 2015-11-18 | 东北轻合金有限责任公司 | Aluminum alloy hollow ingot for nuclear reactor and manufacturing method for aluminum alloy hollow ingot |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593124A (en) * | 2020-12-15 | 2021-04-02 | 东北轻合金有限责任公司 | Composite core material aluminum alloy flat ingot and manufacturing method thereof |
| CN112593124B (en) * | 2020-12-15 | 2022-08-26 | 东北轻合金有限责任公司 | Composite core material aluminum alloy flat ingot and manufacturing method thereof |
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