CN106119648A - Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction - Google Patents
Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction Download PDFInfo
- Publication number
- CN106119648A CN106119648A CN201610733191.1A CN201610733191A CN106119648A CN 106119648 A CN106119648 A CN 106119648A CN 201610733191 A CN201610733191 A CN 201610733191A CN 106119648 A CN106119648 A CN 106119648A
- Authority
- CN
- China
- Prior art keywords
- magnesium
- alloy
- ductility
- high strength
- water generation
- 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
- C22C23/00—Alloys based on magnesium
- C22C23/06—Alloys based on magnesium with a rare earth metal 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
- C22C1/03—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
- C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon
Abstract
The invention belongs to technical field of metal, disclose a kind of magnesium alloy with high strength and ductility with water generation controllable reaction and the manufacture method of component thereof;The each component of described magnesium alloy and weight percent content thereof be: Gd8.0 ~ 10.0%, Y2.5 ~ 4.5%, Mn0.6 ~ 1.0%, Zn0.5 ~ 1.0%, the hybrid reactions such as Si, Ni, Ga, In promote the total content 0.1 ~ 2.1% of element (MRAE), Mg is surplus, and the total weight percent of impurity element Be, Zr, Ca is less than 0.01%.Compared with prior art, the component of the magnesium alloy manufacture of the present invention is while possessing high-strength tenacity, with water, controllable reaction faster can occur when room temperature or heating, be suitably applied and structural material is had high intensity, high tenacity and the industrial circle of environment-friendly degradable demand simultaneously.
Description
Technical field
The present invention relates to the magnesium alloy of a kind of technical field of metal, specifically a kind of and water generation controllable reaction
Magnesium alloy with high strength and ductility and the manufacture method of component.
Background technology
Magnesium alloy has the advantages that density is low, specific strength is high, has relatively broad application at each big industrial circle.Another
Aspect, magnesium alloy is that in existing structure material, chemical property is the most active, can be in the work requiring structural material to have degradation capability
Industry field is applied.
Although the chemical property of magnesium alloy is more active, but at normal temperatures, magnesium is the faintest with the response speed of water, mainly
Reason is that the magnesium hydroxide that reaction generates can stop the further reaction of magnesium and water, even if being heated to boiling, also can only observe
To reacting the most slowly.Owing to, in certain temperature range, conventional magnesium alloy is on the low side with the reaction rate of water, and controlled range
Narrower, therefore cannot meet the demand of commercial Application.By alloyage process, improve the speed of magnesium alloy and water generation chemical reaction
Rate, makes magnesium alloy keep high intensity and toughness simultaneously, for manufacturing structure-function integration component, has particularly important meaning
Justice.
Currently without explanation or the report of discovery technology similar to the present invention, the most not yet search similar money
Material.
Summary of the invention
It is an object of the invention to overcome the deficiency of existing magnesium alloy materials, it is provided that a kind of and water occurs quick controllable reaction
Magnesium alloy with high strength and ductility and the manufacture method of component.Described magnesium alloy adds the hybrid reactions such as Si, Ni, Ga, In and promotes unit
Element (MRAE), the phase that these elements and magnesium are formed can be destroyed the seriality of magnesium hydroxide at magnesium with water course of reaction, strictly control
The elements such as Be, Zr, Ca, thus reach to promote the effect that magnesium reacts with water;Meanwhile, by adding manganese and rare earth element, it is achieved magnesium
The refinement of alloy material, and produce ageing strengthening effect.Alloy element ratio is regulated and controled in the range of present invention provide that, can be
On the premise of keeping magnesium alloy materials high intensity and toughness, regulation and control magnesium alloy and the reaction rate of water, so that magnesium alloy meets
Application demand in special industry field.
The present invention is achieved by the following technical solutions.
First aspect: the present invention provides a kind of and water generation controllable reaction magnesium alloy with high strength and ductility, comprises component and weight
Percentage ratio is: Gd8.0 ~ 10.0%, Y2.5 ~ 4.5%, Mn0.6 ~ 1.0%, Zn0.5 ~ 1.0%, and the hybrid reaction such as Si, Ni, Ga, In promotees
Entering the total content 0.1 ~ 2.1% of element (MRAE), Mg is surplus, and the total weight percent of impurity element Be, Zr, Ca is less than
0.01%。
Second aspect, the present invention provides the method for manufacturing component of a kind of described magnesium alloy, and described manufacture method specifically comprises
Following steps.
Pretreatment: weigh by weight percentage magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese intermediate alloy, zinc,
The raw materials such as magnesium silicon intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese intermediate alloy,
Zinc, magnesium silicon intermediate alloy, nickel preheat.
Smelting and pouring: pretreated raw material is uniformly mixed, melting;Pour into a mould after covering, refining treatment, cast
Ingot.
Homogenization heat treatment: when described ingot casting is incubated one section at a certain temperature.
Thermal deformation is processed: described ingot casting carries out thermal deformation processing at a certain temperature, obtains forging or section bar.
Aging strengthening model: described forging or section bar are incubated a period of time at a certain temperature.
Preferably, in the step of pretreatment, the temperature of described preheating is 200 DEG C, 8 hours time.
Preferably, in the step of smelting and pouring, the described coverture used that covers is JDMF, the refine that described refine uses
Agent is RJ6, and described pouring temperature is 700 ~ 720 DEG C.
Preferably, in the step of homogenization heat treatment, described heat-retaining condition is at 490 ~ 520 DEG C 12 ~ 20 hours.
Preferably, in thermal deformation procedure of processing, described heat distortion temperature is 350 ~ 450 DEG C, total deformation is 70% ~
95%。
Preferably, in aging strengthening model step, described heat-retaining condition is at 190 ~ 250 DEG C 10 ~ 100 hours.
Compared with prior art, use the component that magnesium alloy of the present invention manufactures, while possessing relatively high-strength tenacity,
Can room temperature or heating time with water controllable reaction faster occur, be suitably applied structural material is had simultaneously high-strength tenacity and
The industrial circle of environment-friendly degradable demand.
Detailed description of the invention
Below embodiments of the invention are elaborated: the present embodiment is carried out under premised on technical solution of the present invention
Implement, give detailed embodiment and process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1.
Manufacturing percentage by weight is the magnesium alloy component of Mg-8.0%Gd-2.5%Y-0.6%Mn-0.5%MRAE, and Mg is surplus,
The total weight percent of impurity element Be, Zr, Ca is less than 0.01%.Comprise the following steps.
Pre-treatment step: weigh by weight percentage magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese intermediate alloy,
The raw materials such as zinc, magnesium silicon intermediate alloy, nickel, gallium, indium, wherein close in the middle of magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese
Gold, zinc, magnesium silicon intermediate alloy, nickel preheat 8 hours at 200 DEG C.
Smelting and pouring step: recommend to use crucible electrical resistance furnace melting, add coverture JDMF carry out covering, refining agent RJ6
Carry out refining treatment, make each alloying component uniformly mix, removal of inclusions, 700 DEG C of cast, obtain ingot casting.
Homogenization heat treating step: at 490 DEG C, ingot casting being carried out homogenization heat treatment, the process time is 12 hours.
Thermal deformation procedure of processing: ingot casting is carried out extrusion process at 350 DEG C, total deformation is 95%, obtains extrudate.
Aging strengthening model step: extrudate carries out at 190 DEG C aging strengthening model, and the process time is 100 hours.
The component of the present embodiment manufacture possesses certain ability reacted with water, slightly heats water and can realize structure
Part and the significant reaction of water.Being provided simultaneously with the good combination of intensity and toughness, mechanical property can reach Rm>=320MPa, Rp0.2≥
220MPa, A >=5%.
Embodiment 2.
Manufacturing percentage by weight is the magnesium alloy component of Mg-9.0%Gd-3.5%Y-0.8%Mn-0.75Zn%-1.1%MRAE,
Mg is surplus, and the total weight percent of impurity element Be, Zr, Ca is less than 0.01%.Comprise the following steps.
Pre-treatment step: weigh by weight percentage magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese intermediate alloy,
The raw materials such as zinc, magnesium silicon intermediate alloy, nickel, gallium, indium, wherein close in the middle of magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese
Gold, zinc, magnesium silicon intermediate alloy, nickel preheat 8 hours at 200 DEG C.
Smelting and pouring step: recommend to use crucible electrical resistance furnace melting, add coverture JDMF carry out covering, refining agent RJ6
Carry out refining treatment, make each alloying component uniformly mix, removal of inclusions, 710 DEG C of cast, obtain ingot casting.
Homogenization heat treating step: at 505 DEG C, ingot casting being carried out homogenization heat treatment, the process time is 16 hours.
Thermal deformation procedure of processing: ingot casting is carried out extrusion process at 400 DEG C, total deformation is 85%, obtains forging.
Aging strengthening model step: forging carries out at 220 DEG C aging strengthening model, and the process time is 50 hours.
The present embodiment manufacture component can at room temperature with water generation significant reaction, water is slightly heated and can realize component
Fast reaction with water.Being provided simultaneously with high-strength tenacity, mechanical property can reach Rm>=340MPa, Rp0.2>=240MPa, A >=4%.
Embodiment 3.
Manufacturing percentage by weight is the magnesium alloy component of Mg-10.0%Gd-4.5%Y-1.0%Mn-1.0Zn%-2.1%MRAE,
Mg is surplus, and the total weight percent of impurity element Be, Zr, Ca is less than 0.01%.Comprise the following steps.
Pre-treatment step: weigh by weight percentage magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese intermediate alloy,
The raw materials such as zinc, magnesium silicon intermediate alloy, nickel, gallium, indium, wherein close in the middle of magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese
Gold, zinc, magnesium silicon intermediate alloy, nickel preheat 8 hours at 200 DEG C.
Smelting and pouring step: recommend to use crucible electrical resistance furnace melting, add coverture JDMF carry out covering, refining agent RJ6
Carry out refining treatment, make each alloying component uniformly mix, removal of inclusions, 720 DEG C of cast, obtain ingot casting.
Homogenization heat treating step: at 520 DEG C, ingot casting being carried out homogenization heat treatment, the process time is 20 hours.
Thermal deformation procedure of processing: ingot casting is carried out extrusion process at 450 DEG C, total deformation is 70%, obtains extrudate.
Aging strengthening model step: extrudate carries out at 250 DEG C aging strengthening model, and the process time is 10 hours.
The present embodiment manufacture component can at room temperature with water generation fast reaction.It is provided simultaneously with high-strength tenacity, mechanical property
R can be can reachm>=360MPa, Rp0.2>=260MPa, A >=3%.
Comparative example 1.
This comparative example is the comparative example of embodiment 1, and this comparative example relates to a kind of magnesium alloy, and difference from Example 1 is only
Element is promoted without hybrid reactions such as Si, Ni, Ga, In at described magnesium alloy.
The component of this comparative example magnesium alloy manufacture does not at room temperature almost observe reaction with water, even if heating water to boiling
Rise and faint reaction also can only occur.
Comparative example 2.
This comparative example is the comparative example of embodiment 2, and this comparative example relates to a kind of magnesium alloy, and difference from Example 2 is only
Homogenization heat treatment condition at described magnesium alloy is at 550 DEG C 10 hours.
The component that this comparative example magnesium alloy manufactures can at room temperature with water generation significant reaction, slightly heating water can be real
Existing component and the fast reaction of water.But mechanical property is the best, can only achieve: Rm>=260MPa, Rp0.2>=130MPa, A >=2%.
Comparative example 3.
This comparative example is the comparative example of embodiment 3, and this comparative example relates to a kind of magnesium alloy, and difference from Example 3 is only
Thermal deformation processing is not carried out at described magnesium alloy.
This comparative example manufacture component can at room temperature with water generation fast reaction.But mechanical property is the best, can only achieve:
Rm>=230MPa, Rp0.2>=110MPa, A >=1.0%.
Specific embodiment and comparative example to the present invention are described above.It is to be appreciated that the present invention not office
It is limited to above-mentioned particular implementation, the various changes and modifications made within the scope of the claims, have no effect on the reality of the present invention
Matter content.
Claims (7)
1. one kind with the magnesium alloy with high strength and ductility of water generation controllable reaction, it is characterised in that comprise component and percentage by weight be:
Gd8.0 ~ 10.0%, Y2.5 ~ 4.5%, Mn0.6 ~ 1.0%, Zn0.5 ~ 1.0%, the hybrid reaction such as Si, Ni, Ga, In promotes element
(MRAE) total content 0.1 ~ 2.1%, Mg is surplus, and the total weight percent of impurity element Be, Zr, Ca is less than 0.01%.
2. described in claim 1 with the method for manufacturing component of the magnesium alloy with high strength and ductility of water generation controllable reaction, its feature exists
In, described manufacture method comprises the steps of:
Pretreatment: percentage by weight as described in claim 1 weighs in the middle of magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese
The raw materials such as alloy, zinc, magnesium silicon intermediate alloy, nickel, gallium, indium, wherein in magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, magnesium manganese
Between alloy, zinc, magnesium silicon intermediate alloy, nickel preheating;
Smelting and pouring: pretreated raw material is uniformly mixed, melting;Pour into a mould after covering, refining treatment, obtain ingot casting;
Homogenization heat treatment: described ingot casting is incubated a period of time at a certain temperature;
Thermal deformation is processed: described ingot casting carries out thermal deformation processing at a certain temperature, obtains forging or section bar;
Aging strengthening model: described forging or section bar are incubated a period of time at a certain temperature.
3. according to the method for manufacturing component of the magnesium alloy with high strength and ductility with water generation controllable reaction described in right 2, it is characterised in that
In the step of pretreatment, the temperature of described preheating is 200 DEG C, 8 hours time.
4. according to the method for manufacturing component of the magnesium alloy with high strength and ductility with water generation controllable reaction described in right 2, it is characterised in that
In the step of smelting and pouring, the described coverture used that covers is JDMF, and the refining agent that described refine uses is RJ6, described
Pouring temperature is 700 ~ 720 DEG C.
5. according to the method for manufacturing component of the magnesium alloy with high strength and ductility with water generation controllable reaction described in right 2, it is characterised in that
In the step of homogenization heat treatment, described heat-retaining condition is at 490 ~ 520 DEG C 12 ~ 20 hours.
6. according to the method for manufacturing component of the magnesium alloy with high strength and ductility with water generation controllable reaction described in right 2, it is characterised in that
In the step of thermal deformation processing, described heat distortion temperature is 350 ~ 450 DEG C, and total deformation is 70% ~ 95%.
7. according to the method for manufacturing component of the magnesium alloy with high strength and ductility with water generation controllable reaction described in right 2, it is characterised in that
In aging heat treatment step, described heat-retaining condition is at 190 ~ 250 DEG C 10 ~ 100 hours.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610733191.1A CN106119648A (en) | 2016-08-27 | 2016-08-27 | Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610733191.1A CN106119648A (en) | 2016-08-27 | 2016-08-27 | Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106119648A true CN106119648A (en) | 2016-11-16 |
Family
ID=57275296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610733191.1A Pending CN106119648A (en) | 2016-08-27 | 2016-08-27 | Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106119648A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108441658A (en) * | 2018-03-05 | 2018-08-24 | 北京易联结科技发展有限公司 | A kind of high-strength magnesium alloy and preparation method thereof with medium fast reaction |
CN108977709A (en) * | 2017-06-04 | 2018-12-11 | 冉兴 | With the magnesium alloy of water fast reaction and its manufacturing method of component |
CN108977712A (en) * | 2017-06-04 | 2018-12-11 | 冉兴 | With the flexible magnesium alloy of water fast reaction and its manufacturing method of component |
CN115094285A (en) * | 2022-06-20 | 2022-09-23 | 山西银光华盛镁业股份有限公司 | Heat-resistant high-strength rare earth magnesium alloy material and preparation method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102409213A (en) * | 2011-11-30 | 2012-04-11 | 西安理工大学 | High-strength magnesium alloy enhanced by heat treatment and preparation method thereof |
CN102732763A (en) * | 2012-05-24 | 2012-10-17 | 重庆大学 | High-strength Mg-Gd-Y-Zn-Mn alloy |
CN102892909A (en) * | 2010-03-25 | 2013-01-23 | 镁电子有限公司 | Magnesium alloys containing heavy rare earths |
CN104004950A (en) * | 2014-06-05 | 2014-08-27 | 宁波高新区融创新材料科技有限公司 | Easily-soluble magnesium alloy material as well as production method and application thereof |
CN104593650A (en) * | 2013-11-01 | 2015-05-06 | 上海交通大学医学院附属第九人民医院 | Biodegradable and absorbable magnesium-zinc-copper alloy with antibiotic function, and application thereof |
CN105154735A (en) * | 2015-09-15 | 2015-12-16 | 华南理工大学 | Degradable biomedical Mg-Nd-Sr magnesium alloy as well as preparation method and application thereof |
-
2016
- 2016-08-27 CN CN201610733191.1A patent/CN106119648A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102892909A (en) * | 2010-03-25 | 2013-01-23 | 镁电子有限公司 | Magnesium alloys containing heavy rare earths |
CN102409213A (en) * | 2011-11-30 | 2012-04-11 | 西安理工大学 | High-strength magnesium alloy enhanced by heat treatment and preparation method thereof |
CN102732763A (en) * | 2012-05-24 | 2012-10-17 | 重庆大学 | High-strength Mg-Gd-Y-Zn-Mn alloy |
CN104593650A (en) * | 2013-11-01 | 2015-05-06 | 上海交通大学医学院附属第九人民医院 | Biodegradable and absorbable magnesium-zinc-copper alloy with antibiotic function, and application thereof |
CN104004950A (en) * | 2014-06-05 | 2014-08-27 | 宁波高新区融创新材料科技有限公司 | Easily-soluble magnesium alloy material as well as production method and application thereof |
CN105154735A (en) * | 2015-09-15 | 2015-12-16 | 华南理工大学 | Degradable biomedical Mg-Nd-Sr magnesium alloy as well as preparation method and application thereof |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108977709A (en) * | 2017-06-04 | 2018-12-11 | 冉兴 | With the magnesium alloy of water fast reaction and its manufacturing method of component |
CN108977712A (en) * | 2017-06-04 | 2018-12-11 | 冉兴 | With the flexible magnesium alloy of water fast reaction and its manufacturing method of component |
CN108441658A (en) * | 2018-03-05 | 2018-08-24 | 北京易联结科技发展有限公司 | A kind of high-strength magnesium alloy and preparation method thereof with medium fast reaction |
CN115094285A (en) * | 2022-06-20 | 2022-09-23 | 山西银光华盛镁业股份有限公司 | Heat-resistant high-strength rare earth magnesium alloy material and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106119647A (en) | High-strength magnesium alloy and the manufacture method of component thereof with water generation controllable reaction | |
CN105950931B (en) | The high-strength high hard magnesium alloy of controllable reaction and its manufacturing method of component occurs with water | |
CN100467647C (en) | High-strength heat-proof compression casting magnesium alloy and preparation method thereof | |
CN101880803B (en) | Al-Mg aluminum alloy for automobile body panel and method for producing same | |
CN107699763A (en) | The magnesium alloy and its manufacture method of component that Quick uniform is degraded in running water | |
CN103103382B (en) | Al-Fe-Rh-RE aluminium alloy and preparation method thereof and power cable | |
CN104032195B (en) | Efficiently-extrudable low-cost high-performance heat-conducting magnesium alloy and preparation method thereof | |
CN101509091A (en) | High-strength high-ductility Al-Zn-Mg-Cu-Sr alloy and production method | |
CN106119648A (en) | Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction | |
CN106048353A (en) | High-plasticity magnesium alloy for controllable reaction with water and manufacture method of magnesium alloy component | |
CN106119580A (en) | Magnesium alloy and the manufacture method of component thereof with water generation controllable reaction | |
CN104745902A (en) | High strength Al-Mg-Si-Cu alloy for bicycles and processing technology thereof | |
CN102978471B (en) | Al-Fe-Ga-RE aluminium alloy and preparation method thereof and power cable | |
CN102978457B (en) | Al-Fe-Nb-RE aluminum alloy, and preparation method and power cable thereof | |
CN105018812A (en) | Heat-resistant magnesium alloy and fabrication method thereof | |
CN104674092A (en) | Mg-Al-Zn heat-resistant magnesium alloy containing Sm and preparation method of alloy | |
CN104775059A (en) | Al-Mg-Si series aluminum-alloy material with long-time natural aging stability, aluminum-alloy plate and manufacturing method thereof | |
CN102978477B (en) | Al-Fe-Ru-RE aluminium alloy and preparation method thereof and power cable | |
CN113774259A (en) | Al-Cu-Mg alloy and method for eliminating harmful iron-containing phase | |
CN103255323A (en) | Al-Mg-Zn-Cu alloy and preparation method thereof | |
CN107829001A (en) | A kind of preparation method of extrusion casint aluminum alloy materials | |
CN104862567A (en) | High-Sn wrought magnesium alloy and preparation method of high-Sn wrought magnesium alloy panel | |
CN105838944A (en) | High-strength weldable aluminum alloy for vehicle bodies and preparation method thereof | |
CN107893181B (en) | Magnesium alloy ingot | |
CN107723546A (en) | The toughening magnesium alloy of running water fast erosion and its manufacture method of component |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |
|
RJ01 | Rejection of invention patent application after publication |