CN104264018A - Aluminum alloy and manufacturing method thereof - Google Patents
Aluminum alloy and manufacturing method thereof Download PDFInfo
- Publication number
- CN104264018A CN104264018A CN201410599309.7A CN201410599309A CN104264018A CN 104264018 A CN104264018 A CN 104264018A CN 201410599309 A CN201410599309 A CN 201410599309A CN 104264018 A CN104264018 A CN 104264018A
- Authority
- CN
- China
- Prior art keywords
- master alloy
- alloy
- pure
- temperature
- treatment
- 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
Classifications
-
- 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
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/043—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention provides an aluminum alloy which comprises 0.75-0.86% of Si, 0.45-0.68% of Fe, 0.002-0.016% of Cu, 0.002-0.16% of Mg, 0.002-0.016% of Mn, 0.00068-0.0016% of Cr, 0.014-0.025% of Ti, 0.014-0.025% of V, 0.032-0.56% of Zn, 0.008-0.025% of Sr, 0.026-0.05% of Sb, 0.026-0.05% of Ca, 0.026-0.05% of Li, and the balance of Al in percentage by weight. The invention further provides a manufacturing method of the alloy. The alloy is light, low in cost, and good in corrosion resistance, and is a very good recycle environment-friendly material, so that the aluminum alloy has very wide development prospect.
Description
Technical field
The invention belongs to aluminum alloy materials field, especially a kind of aluminium alloy and preparation method thereof.
Background technology
The density of aluminium alloy is little, and its density, close to 2.7g/, is about 1/3 of iron or copper; The intensity of aluminium alloy is high, can strengthen matrix strength through cold working to a certain degree, and the aluminium alloy of the part trade mark can also carry out intensive treatment by thermal treatment; The electrical and thermal conductivity performance of aluminium alloy is only second to silver, copper and gold; The AL2O3 protective membrane of surface easy natural production one deck compact and firm of aluminium alloy, can well protect matrix not corroded.By artificial anodic oxidation and painted, the cast aluminium alloy of good castability or the good wrought aluminium alloy of working plasticity can be obtained.
Aluminium alloy density is low, but strength ratio is higher, close to or exceed high-quality steel, plasticity is good, can be processed into various section bar, has excellent electroconductibility, thermal conductivity and corrosion stability, industrially widely uses, and usage quantity is only second to steel.Some aluminium alloys can adopt thermal treatment to obtain good mechanical property, physicals and corrosion resistance.
Aluminium alloy is applied very extensive on modern industry, its major cause has following characteristic for it: light weight, solidity to corrosion, plasticity, intensive properties, machinability, surface rationality, electroconductibility, workability, nontoxicity, nonmagnetic, weldability, thermal conductivity, without low temperature brittleness, reproducibility, reflectivity, though the more general carbon steel of the price of aluminium is high, but easily what reclaims remelting use, for the earth can fully and the resource of effectively utilization, be a kind of environment-friendly materials of extraordinary recycling.The development trend of future automobile industry, the application of aluminium can be more and more extensive, more and more, because the mineral reserve of this metal of aluminium are very abundant, reclaims more easy again; Aluminum is a light metal, has very high conductive capability, by a large number for electrical equipment with do high-tension cable.The characteristic of its alloy is also more and more abundanter, along with the progress of technology, some day certain aluminium alloy replace steel completely neither.
Summary of the invention
For prior art Problems existing, the invention provides a kind of high strength alumin ium alloy and preparation method thereof, this making method cost is low and simple and easy to do, and the aluminium alloy of acquisition has higher intensity, makes this type of aluminium alloy have vast potential for future development.
For reaching this object, the present invention by the following technical solutions:
A kind of aluminium alloy, contains according to weight percent content: Si:0.75-0.86%, Fe:0.45-0.68%, Cu:0.002-0.016%, Mg:0.002-0.016%, Mn:0.002-0.016%, Cr:0.00068-0.0016%, Ti:0.014-0.025%, V:0.014-0.025%, Zn:0.032-0.56%, Sr:0.008-0.025%, Sb:0.026-0.05%, Ca:0.026-0.05%, Li:0.026-0.05%, surplus is Al.
Further, contain according to weight percent content: Si:0.8%, Fe:0.56%, Cu:0.012%, Mg:0.012%, Mn:0.012%, Cr:0.00096%, Ti:0.02%, V:0.02%, Zn:0.046%, Sr:0.015%, Sb:0.038%, Ca:0.038%, Li:0.038%, surplus is Al.
In addition, a kind of making method of described aluminium alloy is also provided, comprises the following steps:
(1) raw material prepares: get the raw materials ready according to the raw material of weight percent content, described raw material is pure Al ingot, Al-Li master alloy, pure Mg ingot, pure Zn, Al-Si master alloy, Al-Ca master alloy, Al-Ti master alloy, Mg-Cr master alloy, pure Sr, Al-Fe master alloy, Al-V master alloy, Al-Mn master alloy, pure Sb, Al-Cu master alloy;
(2) melting: extract the proportioning raw materials set and drop into solution treatment in the solid solution furnace of 637-672 DEG C, stir after all raw materials melt completely, alloying constituent is fully mixed, the liquid metal after solid solution in the temperature of 451-502 DEG C through heat extruder extrusion molding;
(4) die casting: above-mentioned shaping hybrid metal is carried out die casting with the melting temperature of 710 DEG C, is cast into the radiator that weight is 3.4kg in the mold temperature of 186 DEG C, is cooled by sample after taking out transfer mold in the air of calmness;
(5) deformation process: it is 350 DEG C ~ 426 DEG C insulation 1 ~ 2h that the cooled shaping sample of high temperature forging is heated to temperature; Carry out two to forging molding sample, be forged into the slab that thickness is 28-56mm; Reduction in pass is 15% ~ 32%, every 3-6 passage forging after annealing 2h, and annealing temperature is 320 DEG C ~ 423 DEG C;
(6) roll postheat treatment: the thin plate after rolling is carried out ageing treatment, and described aging treatment process is: aging temp is 255-280 DEG C, soaking time is 10-29h; Carry out second time ageing treatment at 175-208 DEG C again, aging time is 10-30h; Finally carry out third time ageing treatment at 128-156 DEG C, aging time is 10-28h, thus obtained required aluminum alloy materials.
This invention have employed die casting and deformation process gimmick, reaches the technique effect of the alloy material of the high tough aluminium alloy of preparation and desired shape; The present invention mainly adopts Al to make raw material, and aluminum is a light metal, has excellent electroconductibility, thermal conductivity and corrosion stability, industrially widely uses, and usage quantity is only second to steel.Some aluminium alloys can adopt thermal treatment to obtain good mechanical property, physicals and corrosion resistance.
Beneficial effect of the present invention: quality is light, mechanical property significantly improves, be widely used, erosion resistance is strong, particularly by artificial anodic oxidation and painted, the cast aluminium alloy of good castability or the good wrought aluminium alloy of working plasticity can be obtained, and excellent electroconductibility, thermal conductivity and corrosion stability, be widely used in especially in Aeronautics and Astronautics, automobile, machinofacture, boats and ships and chemical industry.
Embodiment
embodiment 1
A kind of aluminium alloy, contains according to weight percent content: Si:0.8%, Fe:0.56%, Cu:0.012%, Mg:0.012%, Mn:0.012%, Cr:0.00096%, Ti:0.02%, V:0.02%, Zn:0.046%, Sr:0.015%, Sb:0.038%, Ca:0.038%, Li:0.038%, surplus is Al.
The making method of aluminium alloy, comprises the following steps:
(1) raw material prepares: get the raw materials ready according to the raw material of weight percent content, described raw material is pure Al ingot, Al-Li master alloy, pure Mg ingot, pure Zn, Al-Si master alloy, Al-Ca master alloy, Al-Ti master alloy, Mg-Cr master alloy, pure Sr, Al-Fe master alloy, Al-V master alloy, Al-Mn master alloy, pure Sb, Al-Cu master alloy;
(2) melting: extract the proportioning raw materials that sets and drop into solution treatment in the solid solution furnace of 637-672 DEG C, make each material composition dissolve and mix, the liquid metal after solid solution in the temperature of 451-502 DEG C through heat extruder extrusion molding;
(4) die casting: above-mentioned shaping hybrid metal is carried out die casting with the melting temperature of 710 DEG C, is cast into the radiator that weight is 3.4kg in the mold temperature of 186 DEG C, is cooled by sample after taking out transfer mold in the air of calmness;
(5) deformation process: it is 350 DEG C ~ 426 DEG C insulation 1 ~ 2h that the cooled shaping sample of high temperature forging is heated to temperature; Carry out two to forging molding sample, be forged into the slab that thickness is 28-56mm; Reduction in pass is 15% ~ 32%, every 3-6 passage forging after annealing 2h, and annealing temperature is 320 DEG C ~ 423 DEG C;
(6) roll postheat treatment: the thin plate after rolling is carried out ageing treatment, and described aging treatment process is: aging temp is 255-280 DEG C, soaking time is 10-29h; Carry out second time ageing treatment at 175-208 DEG C again, aging time is 10-30h; Finally carry out third time ageing treatment at 128-156 DEG C, aging time is 10-28h, thus obtained required aluminum alloy materials.
embodiment 2:
A kind of aluminium alloy, contains according to weight percent content: Si:0.75%, Fe:0.45%, Cu:0.002%, Mg:0.002%, Mn:0.002%, Cr:0.00068%, Ti:0.014%, V:0.014%, Zn:0.032%, Sr:0.008%, Sb:0.026%, Ca:0.026%, Li:0.026%, surplus is Al.
The preparation method of described aluminium alloy, comprises the following steps:
(1) raw material prepares: get the raw materials ready according to the raw material of weight percent content, described raw material is pure Al ingot, Al-Li master alloy, pure Mg ingot, pure Zn, Al-Si master alloy, Al-Ca master alloy, Al-Ti master alloy, Mg-Cr master alloy, pure Sr, Al-Fe master alloy, Al-V master alloy, Al-Mn master alloy, pure Sb, Al-Cu master alloy;
(2) melting: extract the proportioning raw materials that sets and drop into solution treatment in the solid solution furnace of 624-652 DEG C, make each material composition dissolve and mix, the liquid metal after solid solution in the temperature of 431-496 DEG C through heat extruder extrusion molding;
(4) die casting: above-mentioned shaping hybrid metal is carried out die casting with the melting temperature of 680 DEG C, is cast into the radiator for electronic component that weight is 2.5kg in the mold temperature of 176 DEG C, is cooled by sample after taking out transfer mold in the air of calmness;
(5) deformation process: it is 328 DEG C ~ 406 DEG C insulation 1 ~ 2h that the cooled shaping sample of high temperature forging is heated to temperature; Carry out two to forging molding sample, be forged into the slab that thickness is 20-46mm; Reduction in pass is 10% ~ 28%, every 3-6 passage forging after annealing 2h, and annealing temperature is 300 DEG C ~ 412 DEG C;
(6) roll postheat treatment: the thin plate after rolling is carried out ageing treatment, and described aging treatment process is: aging temp is 235-260 DEG C, soaking time is 8-20h; Carry out second time ageing treatment at 155-200 DEG C again, aging time is 8-26h; Finally carry out third time ageing treatment at 108-136 DEG C, aging time is 8-20h, thus obtained required aluminum alloy materials.
embodiment 3:
A kind of aluminium alloy, contains according to weight percent content: Si:0.86%, Fe:0.68%, Cu:0.016%, Mg:0.016%, Mn:0.016%, Cr:0.0016%, Ti:0.025%, V:0.025%, Zn:0.56%, Sr:0.025%, Sb:0.05%, Ca:0.05%, Li:0.05%, surplus is Al.
The making method of described aluminium alloy, comprises the following steps:
(1) raw material prepares: get the raw materials ready according to the raw material of weight percent content, described raw material is pure Al ingot, Al-Li master alloy, pure Mg ingot, pure Zn, Al-Si master alloy, Al-Ca master alloy, Al-Ti master alloy, Mg-Cr master alloy, pure Sr, Al-Fe master alloy, Al-V master alloy, Al-Mn master alloy, pure Sb, Al-Cu master alloy;
(2) melting: extract the proportioning raw materials that sets and drop into solution treatment in the solid solution furnace of 653-682 DEG C, make each material composition dissolve and mix, the liquid metal after solid solution in the temperature of 473-522 DEG C through heat extruder extrusion molding;
(4) die casting: above-mentioned shaping hybrid metal is carried out die casting with the melting temperature of 732 DEG C, is cast into the radiator for electronic component that weight is 4.5kg in the mold temperature of 205 DEG C, is cooled by sample after taking out transfer mold in the air of calmness;
(5) deformation process: it is 372 DEG C ~ 456 DEG C insulation 1 ~ 2h that the cooled shaping sample of high temperature forging is heated to temperature; Carry out two to forging molding sample, be forged into the slab that thickness is 32-63mm; Reduction in pass is 18% ~ 35%, every 3-6 passage forging after annealing 2h, and annealing temperature is 335 DEG C ~ 453 DEG C;
(6) roll postheat treatment: the thin plate after rolling is carried out ageing treatment, and described aging treatment process is: aging temp is 268-296 DEG C, soaking time is 12-32h; Carry out second time ageing treatment at 185-218 DEG C again, aging time is 12-30h; Finally carry out third time ageing treatment at 135-165 DEG C, aging time is 12-30h, thus obtained required aluminum alloy materials.
the performance of the alloy that embodiment 1-3 obtains is listed in the table below
Note: the tensile strength of conventional aluminium is: 80-100 MPa, and relative reduction in area is: 80%, and unit elongation is: 60%.
Beneficial effect of the present invention: quality is light, mechanical property significantly improves, be widely used, erosion resistance is strong, particularly by artificial anodic oxidation and painted, the cast aluminium alloy of good castability or the good wrought aluminium alloy of working plasticity can be obtained, and excellent electroconductibility, thermal conductivity and corrosion stability, be widely used in especially in Aeronautics and Astronautics, automobile, machinofacture, boats and ships and chemical industry.
Below the present invention be described in detail, the above, be only the preferred embodiment of the present invention, when not limiting the scope of the present invention, namely allly does impartial change according to the application's scope and modify, all should still belong in covering scope of the present invention.
Claims (3)
1. an aluminium alloy, is characterized in that, contains according to weight percent content: Si:0.75-0.86%, Fe:0.45-0.68%, Cu:0.002-0.016%, Mg:0.002-0.016%, Mn:0.002-0.016%, Cr:0.00068-0.0016%, Ti:0.014-0.025%, V:0.014-0.025%, Zn:0.032-0.56%, Sr:0.008-0.025%, Sb:0.026-0.05%, Ca:0.026-0.05%, Li:0.026-0.05%, surplus is Al.
2. aluminium alloy as claimed in claim 1, is characterized in that, contain according to weight percent content: Si:0.8%, Fe:0.56%, Cu:0.012%, Mg:0.012%, Mn:0.012%, Cr:0.00096%, Ti:0.02%, V:0.02%, Zn:0.046%, Sr:0.015%, Sb:0.038%, Ca:0.038%, Li:0.038%, surplus is Al.
3. a preparation method for aluminium alloy as claimed in claim 1 or 2, is characterized in that:
(1) raw material prepares: get the raw materials ready according to the raw material of weight percent content, described raw material is pure Al ingot, Al-Li master alloy, pure Mg ingot, pure Zn, Al-Si master alloy, Al-Ca master alloy, Al-Ti master alloy, Mg-Cr master alloy, pure Sr, Al-Fe master alloy, Al-V master alloy, Al-Mn master alloy, pure Sb, Al-Cu master alloy;
(2) melting: extract the proportioning raw materials that sets and drop into solution treatment in the solid solution furnace of 637-672 DEG C, make each material composition dissolve and mix, the liquid metal after solid solution in the temperature of 451-502 DEG C through heat extruder extrusion molding;
(4) die casting: above-mentioned shaping hybrid metal is carried out die casting with the melting temperature of 710 DEG C, is cast into the radiator that weight is 3.4kg in the mold temperature of 186 DEG C, is cooled by sample after taking out transfer mold in the air of calmness;
(5) deformation process: it is 350 DEG C ~ 426 DEG C insulation 1 ~ 2h that the cooled shaping sample of a. high temperature forging is heated to temperature; Carry out two to forging molding sample, be forged into the slab that thickness is 28-56mm; Reduction in pass is 15% ~ 32%, every 3-6 passage forging after annealing 2h, and annealing temperature is 320 DEG C ~ 423 DEG C;
(6) roll postheat treatment: the thin plate after rolling is carried out ageing treatment, and described aging treatment process is: aging temp is 255-280 DEG C, soaking time is 10-29h; Carry out second time ageing treatment at 175-208 DEG C again, aging time is 10-30h; Finally carry out third time ageing treatment at 128-156 DEG C, aging time is 10-28h, thus obtained required aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599309.7A CN104264018A (en) | 2014-10-31 | 2014-10-31 | Aluminum alloy and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599309.7A CN104264018A (en) | 2014-10-31 | 2014-10-31 | Aluminum alloy and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104264018A true CN104264018A (en) | 2015-01-07 |
Family
ID=52155590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410599309.7A Pending CN104264018A (en) | 2014-10-31 | 2014-10-31 | Aluminum alloy and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104264018A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387491A (en) * | 2019-08-08 | 2019-10-29 | 青岛诚恩智造精工科技有限公司 | Novel liquid forging and stamping aluminium alloy and preparation method thereof |
| CN111020249A (en) * | 2019-12-18 | 2020-04-17 | 江苏畅源电气设备有限公司 | Forging process of high-strength aluminum alloy hardware |
| CN111057916A (en) * | 2019-12-25 | 2020-04-24 | 宁波旭升汽车技术股份有限公司 | Novel aluminum alloy forging material and preparation method thereof |
| WO2020113944A1 (en) * | 2018-12-06 | 2020-06-11 | 广东兴发铝业有限公司 | High-strength aluminum alloy for electronic product outer parts and preparation method for high-strength aluminum alloy |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090142222A1 (en) * | 2007-12-04 | 2009-06-04 | Alcoa Inc. | Aluminum-copper-lithium alloys |
| CN101585270A (en) * | 2008-04-18 | 2009-11-25 | 富士胶片株式会社 | Aluminum alloy plate for lithographic printing plate, lithographic printing plate support, presensitized plate, method of manufacturing aluminum alloy plate for lithographic printing plate and method |
| CN102978449A (en) * | 2012-11-09 | 2013-03-20 | 安徽欣意电缆有限公司 | Al-Fe-Sb-RE aluminum alloy, and preparation method and power cable thereof |
| CN103695743A (en) * | 2014-01-16 | 2014-04-02 | 张霞 | Magnesium alloy and preparation method thereof |
-
2014
- 2014-10-31 CN CN201410599309.7A patent/CN104264018A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090142222A1 (en) * | 2007-12-04 | 2009-06-04 | Alcoa Inc. | Aluminum-copper-lithium alloys |
| CN101585270A (en) * | 2008-04-18 | 2009-11-25 | 富士胶片株式会社 | Aluminum alloy plate for lithographic printing plate, lithographic printing plate support, presensitized plate, method of manufacturing aluminum alloy plate for lithographic printing plate and method |
| CN102978449A (en) * | 2012-11-09 | 2013-03-20 | 安徽欣意电缆有限公司 | Al-Fe-Sb-RE aluminum alloy, and preparation method and power cable thereof |
| CN103695743A (en) * | 2014-01-16 | 2014-04-02 | 张霞 | Magnesium alloy and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020113944A1 (en) * | 2018-12-06 | 2020-06-11 | 广东兴发铝业有限公司 | High-strength aluminum alloy for electronic product outer parts and preparation method for high-strength aluminum alloy |
| CN110387491A (en) * | 2019-08-08 | 2019-10-29 | 青岛诚恩智造精工科技有限公司 | Novel liquid forging and stamping aluminium alloy and preparation method thereof |
| CN111020249A (en) * | 2019-12-18 | 2020-04-17 | 江苏畅源电气设备有限公司 | Forging process of high-strength aluminum alloy hardware |
| CN111020249B (en) * | 2019-12-18 | 2021-07-16 | 江苏畅源电气设备有限公司 | Forging process of high-strength aluminum alloy hardware |
| CN111057916A (en) * | 2019-12-25 | 2020-04-24 | 宁波旭升汽车技术股份有限公司 | Novel aluminum alloy forging material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102392165B (en) | Wrought magnesium alloy with high intensity and method for preparing its extruded material | |
| CN105132772B (en) | Low-cost non-rare-earth type high-strength magnesium alloy and preparing method thereof | |
| CN104032195B (en) | Efficiently-extrudable low-cost high-performance heat-conducting magnesium alloy and preparation method thereof | |
| CN107937775A (en) | A kind of high-strength duralumin, hard alumin ium alloy for mobile phone shell and preparation method thereof | |
| CN106282676B (en) | It is a kind of can anodic oxidation pack alloy preparation method | |
| CN107058796B (en) | A kind of microalloying of rare earth acid bronze alloy, preparation method and the method for being squeezed into bar | |
| CN104195390A (en) | High-strength corrosion-resistant heat-resistant easily-formed Al-Mg alloy | |
| CN102409206B (en) | Extrusion casted Al-Zn alloy material with high toughness | |
| CN106480343A (en) | A kind of high intensity, new A l Mg Si alloy material of seawater corrosion resistance and preparation method thereof | |
| CN106566935A (en) | A liquid die forging aluminium alloy and a preparing method thereof | |
| WO2018072052A1 (en) | Deformable zinc alloy capable of being cold headed and application thereof | |
| CN106893908A (en) | A kind of aluminium alloy and preparation method thereof | |
| CN111763861A (en) | A kind of high-strength heat-resistant rare earth aluminum alloy and preparation method thereof | |
| CN104264018A (en) | Aluminum alloy and manufacturing method thereof | |
| CN112695230A (en) | High-elongation heat-resistant aluminum alloy vehicle part and preparation method thereof | |
| CN105088035A (en) | High-conductivity moderate-strength non-thermal processing type aluminum alloy conductor material and manufacturing method | |
| CN104593645A (en) | Aluminum alloy pressure-cast door plank and preparation method thereof | |
| CN106498202B (en) | A kind of aluminium scrap renovation process of wrought aluminium alloy | |
| CN101376937B (en) | Squeeze casting Al-Si-Cu alloy material | |
| CN107937768B (en) | Extrusion casting aluminum alloy material and preparation method thereof | |
| CN101230432A (en) | A preparation method of high-strength, heat-resistant aluminum-iron alloy parts | |
| CN106435273A (en) | High-plasticity corrosion-resistant Zn-Cu-Ti alloy and preparation method thereof | |
| CN109252079B (en) | Low-cost high-strength magnesium alloy and preparation method thereof | |
| CN102277521B (en) | High-temperature high-tenacity single-phase solid-solution magnesium rare earth base alloy and preparation method thereof | |
| CN114411001A (en) | Rare earth modified aluminum magnesium silicon alloy and preparation method and application 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150107 |
|
| RJ01 | Rejection of invention patent application after publication |