CN106119647A - High-strength magnesium alloy and the manufacture method of component thereof with water generation controllable reaction - Google Patents
High-strength magnesium alloy and the manufacture method of component thereof with water generation controllable reaction Download PDFInfo
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- CN106119647A CN106119647A CN201610733187.5A CN201610733187A CN106119647A CN 106119647 A CN106119647 A CN 106119647A CN 201610733187 A CN201610733187 A CN 201610733187A CN 106119647 A CN106119647 A CN 106119647A
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- 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
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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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- 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
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Abstract
The invention belongs to technical field of metal, disclose a kind of high-strength magnesium alloy 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 ~ 11.0%, Y3.0 ~ 5.0%, Al0.6 ~ 1.0%, Zn0.5 ~ 1.5%, the hybrid reactions such as Si, Fe, Ni, Ga, In promote the total content 0.05 ~ 1.9% 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, while possessing high intensity, can occur controllable reaction faster when room temperature or heating with water, be suitably applied and have high intensity and the industrial circle of environment-friendly degradable demand to structural material 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
High-strength magnesium alloy 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 the intensity that magnesium alloy holding is high simultaneously, for manufacturing structure-function integration component, has particularly important meaning.
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
High-strength magnesium alloy and the manufacture method of component.Described magnesium alloy adds the hybrid reactions such as Si, Fe, Ni, Ga, In and promotes
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 processed, thus reach to promote the effect that magnesium reacts with water；Meanwhile, by adding aluminum and rare earth element, it is achieved
The automatic-refining of magnesium alloy materials, and produce strong ageing strengthening effect.Alloying unit is regulated and controled in the range of present invention provide that
Element ratio, can be on the premise of keeping magnesium alloy materials high intensity, regulation and control magnesium alloy and the reaction rate of water, so that magnesium alloy
Meet the 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 high-strength magnesium alloy, comprises component and weight
Percentage ratio is: Gd8.0 ~ 11.0%, Y3.0 ~ 5.0%, Al0.6 ~ 1.0%, Zn0.5 ~ 1.5%, the hybrid reaction such as Si, Fe, Ni, Ga, In
Promoting the total content 0.05 ~ 1.9% 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 and close in the middle of magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum silicon
The raw material such as gold, ferro-aluminum intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum silicon
Intermediate alloy, ferro-aluminum 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: 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.
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 710 ~ 730 DEG C.
Preferably, in the step of homogenization heat treatment, described heat-retaining condition is at 500 ~ 540 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 160 ~ 230 DEG C 20 ~ 140 hours.
Compared with prior art, use the component that magnesium alloy of the present invention manufactures, while possessing higher-strength, can
There is controllable reaction faster when room temperature or heating with water, be suitably applied and structural material is had high intensity and environmental protection simultaneously
The industrial circle of degraded 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-3.0%Y-0.6%Al-0.5%Zn-0.05%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 in magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum silicon
Between the raw material such as alloy, ferro-aluminum intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc,
Aluminum silicon intermediate alloy, ferro-aluminum 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 500 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 160 DEG C aging strengthening model, and the process time is 140 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 high intensity, mechanical property can reach Rm>=340MPa, Rp0.2>=240MPa, A >=3%.
Embodiment 2.
Manufacturing percentage by weight is the magnesium alloy component of Mg-9.5%Gd-4.0%Y-0.8%Al-1.0Zn%-1.0%MRAE, Mg
For 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 in magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum silicon
Between the raw material such as alloy, ferro-aluminum intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc,
Aluminum silicon intermediate alloy, ferro-aluminum 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 16 hours.
Thermal deformation procedure of processing: at 400 DEG C, ingot casting being carried out forging processing, total deformation is 85%, obtains forging.
Aging strengthening model step: forging carries out at 200 DEG C aging strengthening model, and the process time is 60 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 intensity, mechanical property can reach Rm>=360MPa, Rp0.2>=260MPa, A >=2.0%.
Embodiment 3.
Manufacturing percentage by weight is the magnesium alloy component of Mg-11.0%Gd-5.0%Y-1.0%Al-1.5Zn%-1.9%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 in magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum silicon
Between the raw material such as alloy, ferro-aluminum intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc,
Aluminum silicon intermediate alloy, ferro-aluminum 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, 730 DEG C of cast, obtain ingot casting.
Homogenization heat treating step: at 540 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 230 DEG C aging strengthening model, and the process time is 20 hours.
The present embodiment manufacture component can at room temperature with water generation fast reaction.It is provided simultaneously with high intensity, mechanical property
Can reach Rm>=380MPa, Rp0.2>=280MPa, A >=1.5%.
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, Fe, 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 450 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 forging easily cracking, extrudes easy vexed car, and mechanical property is the best, can only achieve: Rm≥
280MPa, Rp0.2>=150MPa, A >=1%.
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>=250MPa, Rp0.2>=130MPa, A >=0.5%.
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 high-strength magnesium alloy of water generation controllable reaction, it is characterised in that comprise component and percentage by weight be:
Gd8.0 ~ 11.0%, Y3.0 ~ 5.0%, Al0.6 ~ 1.0%, Zn0.5 ~ 1.5%, the hybrid reaction such as Si, Fe, Ni, Ga, In promotes element
(MRAE) total content 0.05 ~ 1.9%, 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 high-strength magnesium alloy of water generation controllable reaction, its feature exists
In, affiliated manufacture method comprises the steps of:
Pretreatment: percentage by weight as described in claim 1 weighs magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum, zinc, aluminum
The raw materials such as silicon intermediate alloy, ferro-aluminum intermediate alloy, nickel, gallium, indium, wherein magnesium, magnesium gadolinium intermediate alloy, magnesium yttrium intermediate alloy, aluminum,
Zinc, aluminum silicon intermediate alloy, ferro-aluminum intermediate alloy, nickel preheat；
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 high-strength magnesium alloy 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 high-strength magnesium alloy 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 710 ~ 730 DEG C.
5. according to the method for manufacturing component of the high-strength magnesium alloy 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 500 ~ 540 DEG C 12 ~ 20 hours.
6. according to the method for manufacturing component of the high-strength magnesium alloy 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 high-strength magnesium alloy 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 160 ~ 230 DEG C 20 ~ 140 hours.
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Cited By (8)
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| CN107699763A (en) * | 2017-10-23 | 2018-02-16 | 冉兴 | The magnesium alloy and its manufacture method of component that Quick uniform is degraded in running water |
| CN107723546A (en) * | 2017-10-26 | 2018-02-23 | 冉兴 | The toughening magnesium alloy of running water fast erosion and its manufacture 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 |
| 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 |
| CN109161769A (en) * | 2018-10-30 | 2019-01-08 | 北京科技大学 | A kind of functional quickly solvable rare earth magnesium alloy material and preparation method thereof |
| CN110983139A (en) * | 2019-12-08 | 2020-04-10 | 江苏奇纳新材料科技有限公司 | Magnesium alloy for staged fracturing in oil exploitation and preparation method thereof |
| CN111286657A (en) * | 2020-03-13 | 2020-06-16 | 重庆大学 | High-strength Mg-Gd-Zn-Zr-Ag magnesium alloy and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN107699763A (en) * | 2017-10-23 | 2018-02-16 | 冉兴 | The magnesium alloy and its manufacture method of component that Quick uniform is degraded in running water |
| CN107723546A (en) * | 2017-10-26 | 2018-02-23 | 冉兴 | The toughening magnesium alloy of running water fast erosion and its manufacture 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 |
| CN109161769A (en) * | 2018-10-30 | 2019-01-08 | 北京科技大学 | A kind of functional quickly solvable rare earth magnesium alloy material and preparation method thereof |
| CN110983139A (en) * | 2019-12-08 | 2020-04-10 | 江苏奇纳新材料科技有限公司 | Magnesium alloy for staged fracturing in oil exploitation and preparation method thereof |
| CN111286657A (en) * | 2020-03-13 | 2020-06-16 | 重庆大学 | High-strength Mg-Gd-Zn-Zr-Ag magnesium alloy and preparation method thereof |
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Application publication date: 20161116 |