CN111674120A - Connecting rod - Google Patents
Connecting rod Download PDFInfo
- Publication number
- CN111674120A CN111674120A CN202010405701.9A CN202010405701A CN111674120A CN 111674120 A CN111674120 A CN 111674120A CN 202010405701 A CN202010405701 A CN 202010405701A CN 111674120 A CN111674120 A CN 111674120A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- aluminum alloy
- plate
- aluminum
- carrying
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1018—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using only vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
Abstract
The invention belongs to the field of vehicle machinery, and particularly relates to a connecting rod and a preparation method thereof. The connecting rod is prepared from aluminum alloy, and the aluminum alloy comprises, by weight, 0.11-0.14% of Fe0.11, 6.2% of Cu6, 0.3-0.4% of Mn, 0.08-0.1% of V, 0.1-0.15% of Zr0.05-0.07% of Si, and the balance of Al. The preparation method comprises the steps of adding alloy raw materials weighed according to a proportion into a smelting device for smelting, carrying out solid solution aging, then carrying out tensile deformation and cold rolling deformation, finally carrying out high-temperature short-time annealing, obtaining an aluminum ingot after aging, manufacturing the aluminum ingot into plates, stacking the aluminum plates and glass fiber plates at intervals, solidifying the plates to obtain the enhanced aluminum alloy, and finally manufacturing the connecting rod. The prepared connecting rod has the enhancement layer, so that the external force impact resistance, the rigidity and the yield strength of the connecting rod are greatly improved.
Description
Technical Field
The invention belongs to the field of vehicle machinery, and particularly relates to a connecting rod and a preparation method thereof.
Background
The aluminum alloy has low density, high strength, good plasticity, excellent conductivity, heat conductivity and corrosion resistance. Aluminum alloys are the most widely used non-ferrous structural materials in industry and are used in a large number of applications in the aerospace, automotive, mechanical manufacturing, marine, aluminum alloy and chemical industries. Pure aluminum has a low density of about 1/3 that is iron, a low melting point of 660 ℃, and a face-centered cubic structure, so that the pure aluminum has high plasticity and is easy to process, various sections and plates can be manufactured, the aluminum alloy has good corrosion resistance, but the pure aluminum has low strength and is not suitable for being used as a structural material, and through long-term production practices and scientific experiments, people gradually add alloy elements and apply a heat treatment method to strengthen aluminum to obtain various aluminum alloys with different properties. The alloy formed by adding certain elements can have higher strength while keeping the advantages of light weight of pure aluminum and the like, so that the specific strength is superior to that of a plurality of alloy steels, the alloy becomes an ideal structural material and is widely applied to the aspects of mechanical manufacturing, transportation machinery, power machinery, aviation industry and the like, the airframe, the skin, the air compressor and the like of an airplane are usually made of the aluminum alloy to reduce the dead weight, the aluminum alloy is adopted to replace the welding of a steel plate material, and the structural weight can be reduced by more than 50%.
The connecting rod is used for connecting mechanical parts, and the connecting rod need bear the stress that mechanical parts applyed, and the stability direct relation of connecting rod is to the normal operating of the mechanical parts who connects, consequently, and the connecting rod needs very strong anti buckling, performance such as anti-stress, and general aluminum alloy intensity is not high, consequently, needs a intensity height, the performance is strong, uses stable connecting rod.
Disclosure of Invention
In order to solve the above problems, the present invention provides a connecting rod and a method for manufacturing the same.
The scheme provided by the invention is as follows:
the connecting rod is prepared from aluminum alloy, wherein the aluminum alloy comprises, by weight, 0.11-0.14% of Fe0.11, 6.2% of Cu6, 0.3-0.4% of Mn0.08-0.1% of V, 0.1-0.15% of Zr0.05-0.07% of Si, and the balance of Al.
A connecting rod is prepared through the steps of adding alloy raw materials weighed according to a proportion into a smelting device for smelting, carrying out solid solution aging after smelting is completed, then carrying out stretching deformation and cold rolling deformation, finally carrying out high-temperature short-time annealing, obtaining an aluminum ingot after aging, manufacturing the aluminum ingot into plates with the thickness of 0.1-0.12 mm, stacking the aluminum plates and glass fiber plates at intervals, curing the plates to obtain an enhanced aluminum alloy, and finally manufacturing the connecting rod.
Further, the solution aging treatment process after the smelting is finished is 520 ℃ for 30min, and salt bath is used for solution.
Further, the appearance color of the salt bath is a mixture of potassium nitrate and sodium nitrate, and the weight ratio of the potassium nitrate to the sodium nitrate is 1: 1.
Furthermore, the deformation of the stretching deformation is 13-15%, and the stretching speed is 1-1.5 mm/s.
Further, the cold rolling deformation process is that the cold rolling deformation amount is 10-12%.
Further, the glass fiber plate is made of glass fibers with the diameter of 0.2mm and the length-diameter ratio of 6-8: 1.
Further, the plate layer curing process comprises the steps of cleaning the surface of an aluminum alloy plate by acetone and deionized water, placing the aluminum alloy plate and a glass fiber plate into a drying box for drying, spraying primer on the surface of the aluminum alloy, then paving the glass fiber plate on the aluminum alloy plate, finally placing the stacked plates in a vacuum environment, heating to 80-100 ℃, applying pressure of 1-1.2 Mpa, preserving heat and pressure for 3-4 hours, taking out and naturally cooling to obtain the reinforced aluminum alloy.
The invention has the advantages that: the prepared connecting rod has the advantages that the reinforcing layer greatly improves the external force impact resistance of the connecting rod, obviously improves the rigidity and yield strength, and meets the working requirements of the connecting rod on long-time repeated stress.
Detailed Description
Example 1
The connecting rod is prepared from an aluminum alloy, wherein the aluminum alloy comprises, by weight, Fe0.11%, Cu 6%, Mn0.3%, V0.08%, Zr0.1%, Si0.05% and the balance of Al.
A connecting rod is prepared through adding proportionally weighed alloy raw materials into a smelting device for smelting, carrying out solid solution ageing treatment at 520 ℃ for 30min, and using salt bath for solid solution. Then carrying out stretching deformation and cold rolling deformation, wherein the stretching deformation is 13 percent, the stretching speed is 1mm/s, the cold rolling deformation process comprises the steps of cold rolling deformation amount is 10 percent, finally carrying out high-temperature short-time annealing, aging to obtain an aluminum ingot, manufacturing the aluminum ingot into a plate with the thickness of 0.1mm, stacking the aluminum plate and a glass fiber plate at intervals, wherein the glass fiber plate is made of glass fibers with the diameter of 0.2mm and the length-diameter ratio of 6:1, curing the plate to obtain a reinforced aluminum alloy, carrying out a plate layer curing process, namely cleaning the surface of the aluminum alloy plate by acetone and deionized water, putting the aluminum alloy plate and the glass fiber plate into a drying box for drying, spraying primer on the surface of the aluminum alloy, then laying the glass fiber plate on the aluminum alloy plate, finally placing the stacked plate in a vacuum environment, heating to 80 ℃, applying the pressure of 1Mpa, preserving heat and maintaining pressure for 3 hours, taking out and naturally cooling to prepare the reinforced aluminum alloy and finally preparing the connecting rod.
Example 2
The connecting rod is prepared from an aluminum alloy, wherein the aluminum alloy comprises, by weight, Fe0.14%, Cu6.2%, Mn0.4%, V0.1%, Zr0.15%, Si0.07%, and the balance of Al.
A connecting rod is prepared through adding proportionally weighed alloy raw materials into a smelting device for smelting, carrying out solid solution ageing treatment at 520 ℃ for 30min, and using salt bath for solid solution. Then carrying out stretching deformation and cold rolling deformation, wherein the stretching deformation is 15 percent, the stretching speed is 1.5mm/s, the cold rolling deformation process comprises the steps of cold rolling deformation amount is 12 percent, finally carrying out high-temperature short-time annealing, aging to obtain an aluminum ingot, manufacturing the aluminum ingot into a plate with the thickness of 0.12mm, stacking the aluminum plate and a glass fiber plate at intervals, wherein the glass fiber plate is made of glass fibers with the diameter of 0.2mm and the length-diameter ratio of 8:1, curing the plate to obtain a reinforced aluminum alloy, carrying out a plate layer curing process, cleaning the surface of the aluminum alloy plate by acetone and deionized water, putting the aluminum alloy plate and the glass fiber plate into a drying box for drying, spraying primer on the surface of the aluminum alloy, laying the glass fiber plate on the aluminum alloy plate, finally placing the stacked plate into a vacuum environment, heating to 100 ℃, applying the pressure of 1.2MPa, keeping the temperature and the pressure for 4 hours, taking out and naturally cooling to prepare the reinforced aluminum alloy and finally preparing the connecting rod.
Example 3
The connecting rod is prepared from an aluminum alloy, wherein the aluminum alloy comprises, by weight, Fe0.13%, Cu6.1%, Mn0.35%, V0.09%, Zr0.1-0.15%, Si0.06%, and the balance Al.
A connecting rod is prepared through adding proportionally weighed alloy raw materials into a smelting device for smelting, carrying out solid solution ageing treatment at 520 ℃ for 30min, and using salt bath for solid solution. Then carrying out stretching deformation and cold rolling deformation, wherein the stretching deformation is 14 percent, the stretching speed is 1.3mm/s, the cold rolling deformation process comprises the steps of cold rolling deformation amount is 11 percent, finally carrying out high-temperature short-time annealing, aging to obtain an aluminum ingot, manufacturing the aluminum ingot into a plate with the thickness of 0.11mm, stacking the aluminum plate and a glass fiber plate at intervals, wherein the glass fiber plate is made of glass fibers with the diameter of 0.2mm and the length-diameter ratio of 7:1, curing the plate to obtain a reinforced aluminum alloy, carrying out a plate layer curing process, cleaning the surface of the aluminum alloy plate by acetone and deionized water, putting the aluminum alloy plate and the glass fiber plate into a drying box for drying, spraying primer on the surface of the aluminum alloy, laying the glass fiber plate on the aluminum alloy plate, finally placing the stacked plate into a vacuum environment, heating to 90 ℃, applying the pressure of 1.1MPa, keeping the temperature and the pressure for 3.5 hours, taking out and naturally cooling to prepare the reinforced aluminum alloy and finally preparing the connecting rod.
Comparative example 1
The comparative example differs from example 1 in that the aluminum alloy is a normal aluminum alloy.
Comparative example 2
This comparative example differs from example 1 in that no glass fiber sheet was added for reinforcement.
Comparative example 3
This comparative example differs from example 1 in that the glass fibers are 0.3mm thick.
Comparative example 4
The comparative example differs from example 1 in that the glass fibers are glass fibers having a diameter of 0.5 mm.
Through performance test, the connecting rod prepared in the embodiment has high strength and strong external force impact resistance, and can stably work under repeated stress for a long time.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (8)
1. A connecting rod, characterized in that: the connecting rod is prepared from aluminum alloy, and the aluminum alloy comprises, by weight, 0.11-0.14% of Fe0.11, 6.2% of Cu6, 0.3-0.4% of Mn, 0.08-0.1% of V, 0.1-0.15% of Zr0.05-0.07% of Si, and the balance of Al.
2. A connecting rod, characterized in that: the preparation method of the connecting rod comprises the steps of adding alloy raw materials weighed in proportion into a smelting device for smelting, carrying out solid solution aging after smelting is completed, then carrying out tensile deformation and cold rolling deformation, finally carrying out high-temperature short-time annealing, obtaining an aluminum ingot after aging, manufacturing the aluminum ingot into a plate with the thickness of 0.1-0.12 mm, stacking the aluminum plate and a glass fiber plate alternately, curing the plate to obtain the enhanced aluminum alloy, and finally manufacturing the connecting rod.
3. A connecting rod as claimed in claim 2, in which: the solid solution aging treatment process after the smelting is finished is 520 ℃ for 30min, and salt bath is used for solid solution.
4. A connecting rod as claimed in claim 3, in which: the appearance used by the salt bath is a mixture of potassium nitrate and sodium nitrate, and the weight ratio is 1: 1.
5. A connecting rod as claimed in claim 2, in which: the deformation of the stretching deformation is 13-15%, and the stretching speed is 1-1.5 mm/s.
6. A connecting rod as claimed in claim 2, in which: the cold rolling deformation process is characterized in that the cold rolling deformation is 10-12%.
7. A connecting rod as claimed in claim 2, in which: the glass fiber board is made of glass fibers with the diameter of 0.2mm and the length-diameter ratio of 6-8: 1.
8. A connecting rod as claimed in claim 2, in which: the plate layer curing process comprises the steps of cleaning the surface of an aluminum alloy plate by acetone and deionized water, placing the aluminum alloy plate and a glass fiber plate into a drying box for drying, spraying primer on the surface of the aluminum alloy, then laying the glass fiber plate on the aluminum alloy plate, finally placing the stacked plates in a vacuum environment, heating to 80-100 ℃, applying pressure of 1-1.2 Mpa, preserving heat and pressure for 3-4 hours, taking out and naturally cooling to obtain the reinforced aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010405701.9A CN111674120A (en) | 2020-05-13 | 2020-05-13 | Connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010405701.9A CN111674120A (en) | 2020-05-13 | 2020-05-13 | Connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111674120A true CN111674120A (en) | 2020-09-18 |
Family
ID=72433512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010405701.9A Pending CN111674120A (en) | 2020-05-13 | 2020-05-13 | Connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111674120A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880801A (en) * | 2010-06-13 | 2010-11-10 | 东北大学 | Aluminum alloy for automobile body of automobile and plate manufacturing method thereof |
| CN102286682A (en) * | 2011-08-24 | 2011-12-21 | 吴江市精工铝字制造厂 | High-strength hard aluminum alloy |
| KR20120097272A (en) * | 2011-02-24 | 2012-09-03 | 주식회사 데크 | Support plate composed of fiber reinforced composites with metal |
| CN104707888A (en) * | 2014-12-26 | 2015-06-17 | 中航复合材料有限责任公司 | Lamination forming process method for fiber-metal mixed composite material |
| CN105228822A (en) * | 2013-05-23 | 2016-01-06 | 株式会社神户制钢所 | Aluminium alloy plate, conjugant and member for automobile |
| CN105934527A (en) * | 2014-01-16 | 2016-09-07 | 株式会社Uacj | Aluminum alloy material, method for producing same, aluminum alloy clad material, and method for producing same |
| CN106739364A (en) * | 2016-11-28 | 2017-05-31 | 株洲时代新材料科技股份有限公司 | A kind of aramid fiber/Al alloy composite and its preparation method and application |
| CN106965505A (en) * | 2017-05-19 | 2017-07-21 | 南京航空航天大学 | Enhanced Fiber Reinforced Metal Laminates of superhigh molecular weight polyethylene fibers and preparation method thereof |
| CN109825731A (en) * | 2019-03-20 | 2019-05-31 | 安庆市博安工程有限责任公司 | A kind of building doors and windows processing preparation method of high-strength aluminum alloy material |
-
2020
- 2020-05-13 CN CN202010405701.9A patent/CN111674120A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880801A (en) * | 2010-06-13 | 2010-11-10 | 东北大学 | Aluminum alloy for automobile body of automobile and plate manufacturing method thereof |
| KR20120097272A (en) * | 2011-02-24 | 2012-09-03 | 주식회사 데크 | Support plate composed of fiber reinforced composites with metal |
| CN102286682A (en) * | 2011-08-24 | 2011-12-21 | 吴江市精工铝字制造厂 | High-strength hard aluminum alloy |
| CN105228822A (en) * | 2013-05-23 | 2016-01-06 | 株式会社神户制钢所 | Aluminium alloy plate, conjugant and member for automobile |
| CN105934527A (en) * | 2014-01-16 | 2016-09-07 | 株式会社Uacj | Aluminum alloy material, method for producing same, aluminum alloy clad material, and method for producing same |
| CN104707888A (en) * | 2014-12-26 | 2015-06-17 | 中航复合材料有限责任公司 | Lamination forming process method for fiber-metal mixed composite material |
| CN106739364A (en) * | 2016-11-28 | 2017-05-31 | 株洲时代新材料科技股份有限公司 | A kind of aramid fiber/Al alloy composite and its preparation method and application |
| CN106965505A (en) * | 2017-05-19 | 2017-07-21 | 南京航空航天大学 | Enhanced Fiber Reinforced Metal Laminates of superhigh molecular weight polyethylene fibers and preparation method thereof |
| CN109825731A (en) * | 2019-03-20 | 2019-05-31 | 安庆市博安工程有限责任公司 | A kind of building doors and windows processing preparation method of high-strength aluminum alloy material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100547098C (en) | A kind of Al-zn-mg-cu alloy | |
| EP1945825B1 (en) | Al-cu-mg alloy suitable for aerospace application | |
| US20200071807A1 (en) | Light-weight, high-strength, and high-elasticity titanium alloy and implementation method thereof | |
| CN103103424B (en) | Method for manufacturing aviation aluminum alloy profiles by double aging | |
| JP2009534191A (en) | Method of manufacturing a structural element for aircraft manufacturing including differential strain hardening | |
| CN105088113A (en) | Method for manufacturing aluminum alloy free forge piece for spaceflight | |
| CN103266246A (en) | Al-Cu-Li alloy product suitable for aerospace application | |
| CN102459671A (en) | Aluminium-copper-lithium alloy having improved mechanical strength and improved toughness | |
| CN107653406B (en) | A kind of aluminium alloy with er element part substitution scandium | |
| CN108237147B (en) | The rolling mill practice of vehicle body in-situ nano particle enhanced aluminum-based composite material | |
| CN110904369A (en) | High-performance cast Al-Si-Mg-Er alloy | |
| CN102936673A (en) | Titanium alloy for spring parts and preparation method of alloy | |
| CN109487186A (en) | A kind of method of creep age forming aluminium alloy element shape/property collaboration optimization | |
| CN109797326B (en) | High-strength heat-resistant aluminum alloy and preparation method thereof | |
| CN105951009B (en) | A kind of Technology for Heating Processing of aluminium alloy | |
| CN104357716A (en) | Heat-resistant and anti-creep aluminium-magnesium alloy and preparation process thereof | |
| CN105483461A (en) | High thermal conductivity cast aluminum alloy | |
| CN102912267A (en) | Method of reducing residual stress and quenching deformation non-uniformity of aluminum alloy after deformation | |
| CN114101556B (en) | Processing method for preparing TB8 titanium alloy sheet in short process | |
| CN112481536B (en) | Magnesium alloy thick plate and preparation method thereof | |
| CN107190189B (en) | A kind of magnesium alloy and preparation method thereof having both mechanics and corrosion resistance | |
| CN111674120A (en) | Connecting rod | |
| CN110438380B (en) | Heat-resistant flame-retardant magnesium alloy and thermomechanical treatment method thereof | |
| CN105256192A (en) | Aluminium alloy panel and preparation method thereof | |
| CN110106407B (en) | Zn-containing high-strength aluminum-based light medium-entropy alloy and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200918 |