CN107904461A - A kind of low-cost and high-performance magnesium alloy profiles and preparation method - Google Patents
A kind of low-cost and high-performance magnesium alloy profiles and preparation method Download PDFInfo
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- CN107904461A CN107904461A CN201711178067.4A CN201711178067A CN107904461A CN 107904461 A CN107904461 A CN 107904461A CN 201711178067 A CN201711178067 A CN 201711178067A CN 107904461 A CN107904461 A CN 107904461A
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- magnesium alloy
- cost
- alloy profiles
- low
- performance
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 56
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 18
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 18
- 239000011777 magnesium Substances 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 11
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 238000005266 casting Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000003723 Smelting Methods 0.000 claims description 8
- 239000006104 solid solution Substances 0.000 claims description 7
- 238000002791 soaking Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 7
- 235000013619 trace mineral Nutrition 0.000 abstract description 5
- 239000011573 trace mineral Substances 0.000 abstract description 5
- 229910052688 Gadolinium Inorganic materials 0.000 abstract description 4
- 229910052746 lanthanum Inorganic materials 0.000 abstract description 4
- 229910052727 yttrium Inorganic materials 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910000905 alloy phase Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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
-
- 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
-
- 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
- C22C23/04—Alloys based on magnesium with zinc or cadmium as the next major constituent
-
- 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
- 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
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)
- Extrusion Of Metal (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of low-cost and high-performance magnesium alloy profiles, each component and its percetage by weight are：Mn is 0.1 0.8%, and Zn is 0.1 1.0%, and Ce is 0.1 1.0%, and surplus is Mg and inevitable impurity.The present invention has abandoned the rare earth element that substantial amounts of such as Y, La, Gd are added in traditional magnesium alloy profiles preparation process, but microalloying magnesium alloy profiles are uniformly mixed with by Mg and trace element Mn, Zn and Ce, so that the micro- cost added is efficiently controlled, while the comprehensive performance of magnesium alloy profiles is also significantly improved.
Description
Technical field
The present invention relates to metal material and metallurgical technology field, and in particular to a kind of low-cost and high-performance magnesium alloy profiles and
Preparation method.
Background technology
Magnesium alloy has the advantages that low-density, high specific strength, damping property are excellent and are easily recycled, and meets product parts
Gently, it is thin and integrated etc. to require, applied extensively on space flight and aviation, communications and transportation and 3C Product field.At present, it is most of to become
Shape magnesium alloy improves its performance, most of using the side for adding rare earth element and large plastometric set such as intensity, plasticity and formability
Method, but its costly, processed complex and productivity are low.For magnesium alloy profiles, can be prepared by an extrusion forming, but its
Coarse grains and texture are strong, are all unfavorable for section bar later-stage secondary machine-shaping.Therefore, improve the performance of magnesium alloy profiles, be to open up
The application of exhibition magnesium alloy and develop guarantee and the basis of its plastic working technique, preparation for low-cost and high-performance magnesium alloy and add
Instrument is of great importance.
The content of the invention
In view of the deficienciess of the prior art, the technical problem to be solved in the present invention is to provide a kind of low-cost and high-performance magnesium
Alloy profile and preparation method, reduce manufacture cost, have refined crystal grain, improve the comprehensive performance of magnesium alloy profiles.
The present invention provides a kind of low-cost and high-performance magnesium alloy profiles, each component and its percetage by weight are：Mn is
0.1-0.8%, Zn 0.1-1.0%, Ce 0.1-1.0%, surplus are Mg and inevitable impurity.
Preferably, each component of low-cost and high-performance magnesium alloy profiles and its percetage by weight are：Mn is 0.2-0.7%,
Zn is 0.2-0.7%, and Ce 0.2-0.7%, surplus is Mg and inevitable impurity.
Preferably, each component of low-cost and high-performance magnesium alloy profiles and its percetage by weight are that Mn is：0.2-0.4%,
Zn is 0.2-0.4%, and Ce 0.2-0.4%, surplus is Mg and inevitable impurity.
It is high using foregoing low cost present invention also offers a kind of preparation method of low-cost and high-performance magnesium alloy profiles
Performance magnesium alloy profiles, include the following steps：
S1：It is uniformly mixed according to the material rate of magnesium alloy profiles；
S2：Melting will be carried out in uniformly mixed raw material input protective atmosphere smelting furnace, smelting temperature is 700 DEG C -720
DEG C, 10min-30min is kept the temperature, is then cast into the ingot casting of φ 130mm；
S3：Ingot casting after cast is put into heat-treatment furnace and is heat-treated, heat treatment temperature is 100 DEG C -400 DEG C, is protected
When warm time 1-10 is small, the ingot casting for being organized as single phase solid solution is obtained；
S4：Single phase solid solution ingot casting is put into extrusion equipment and is extruded, extrusion temperature is 80 DEG C -300 DEG C, obtains magnesium
Alloy profile finished product.
Preferably, in step S3, when the soaking time of heat treatment is 4-6 small.
Beneficial effects of the present invention：
The present invention has abandoned the rare earth element that substantial amounts of such as Y, La, Gd are added in traditional magnesium alloy profiles preparation process,
But microalloying magnesium alloy profiles are uniformly mixed with by Mg and trace element Mn, Zn and Ce so that the micro member of addition
The cost of element is efficiently controlled, while the comprehensive performance of magnesium alloy profiles is also significantly improved.
Embodiment
The embodiment of technical solution of the present invention will be described in detail below.Following embodiments are only used for clearer
Ground illustrates technical scheme, therefore is only used as example, and is not intended to limit the protection scope of the present invention and limits the scope of the invention.
The invention discloses a kind of low-cost and high-performance magnesium alloy profiles, each component and its percetage by weight are：Mn is
0.1-0.8%, Zn 0.1-1.0%, Ce 0.1-1.0%, surplus are Mg and inevitable impurity.The present invention has abandoned biography
Add the rare earth element of substantial amounts of such as Y, La, Gd in the magnesium alloy profiles preparation process that unites, but by Mg and trace element Mn,
Zn and Ce is uniformly mixed with microalloying magnesium alloy profiles.A large amount of rare earth elements such as Y, La, Gd added in traditional handicraft, though
The intensity of magnesium alloy profiles is so remarkably improved, but the expensive and addition of these rare earth elements is big, smelting technology
It is more complicated.By the present invention in that a large amount of rare earth elements in traditional handicraft are replaced with trace element Mn, Zn and Ce so that magnesium closes
Metal type material interior tissue crystal grain is refined, and texture is weakened, so as to significantly improve the comprehensive of magnesium alloy profiles
Can, while also so that the micro- cost added is efficiently controlled.
In the present embodiment, each component and its percetage by weight of low-cost and high-performance magnesium alloy profiles are：Mn is 0.2-
0.7%, Zn 0.2-0.7%, Ce 0.2-0.7%, surplus are Mg and inevitable impurity.It is micro by further controlling
The dosage of element M n, Zn and Ce so that each component in magnesium alloy profiles is more accurate, improves magnesium alloy profiles comprehensive performance
Stability.
In the present embodiment, each component and its percetage by weight of low-cost and high-performance magnesium alloy profiles are that Mn is： 0.2-
0.4%, Zn 0.2-0.4%, Ce 0.2-0.4%, surplus are Mg and inevitable impurity.It is micro by further controlling
The dosage of element M n, Zn and Ce so that each component in magnesium alloy profiles is more accurate, and it is comprehensive to further increase magnesium alloy profiles
Close the stability of performance.
It is high using foregoing low cost the invention also discloses a kind of preparation method of low-cost and high-performance magnesium alloy profiles
Performance magnesium alloy profiles, include the following steps：
S1：It is uniformly mixed according to the material rate of magnesium alloy profiles；
S2：Melting will be carried out in uniformly mixed raw material input protective atmosphere smelting furnace, smelting temperature is 700 DEG C -720
DEG C, 10min-30min is kept the temperature, is then cast into the ingot casting of φ 130mm；
S3：Ingot casting after cast is put into heat-treatment furnace and is heat-treated, heat treatment temperature is 100 DEG C -400 DEG C, is protected
When warm time 1-10 is small, the ingot casting for being organized as single phase solid solution is obtained；
S4：Single phase solid solution ingot casting is put into extrusion equipment and is extruded, extrusion temperature is 80 DEG C -300 DEG C, obtains magnesium
Alloy profile finished product.
During magnesium alloy profiles are prepared, by smelting temperature and soaking time, heat treatment temperature and soaking time,
And the control of extrusion temperature and extrusion speed so that according to foregoing proportioning magnesium alloy profiles raw material in the production technology
Under, the excellent magnesium alloy profiles of various aspects of performance can be obtained.And the single phase solid solution obtained in heat treatment process refers to solute
Atom is dissolved completely in the alloy phase formed in solid metallic solvent, is remarkably improved the mechanical performance of magnesium alloy profiles, anti-corruption
Corrosion energy and pressure machining characteristics.
In the present embodiment, in step S3, when the soaking time of heat treatment is 4-6 small.Pass through what is be further accurately heat-treated
Soaking time so that the tissue of ingot casting after cast during the heat treatment inside it more homogenizes, so as to improve magnesium
The performance of alloy profile.
Specifically, being shown by an example, wherein each component of magnesium alloy profiles and its percetage by weight are that Mn is：
0.2-0.4%, Zn 0.2-0.4%, Ce 0.2-0.4%, surplus are Mg and inevitable impurity, which leads to
Cross above-mentioned preparation method and be processed magnesium alloy rod, a diameter of 16mm of bar.Detect and show through related experiment equipment, melt
The crystallite dimension of ingot casting after refining cast is 410 μm -430 μm；It is 18-22% to be squeezed into the elongation percentage after bar, tensile strength
For 332MPa-346MPa, yield strength 300MPa-305MPa, crystallite dimension is 5.6 μm -6.5 μm.From detection as shown by data,
The magnesium alloy profiles that the present invention is prepared by adding trace element Mn, Zn and Ce, possess good comprehensive performance, cause at the same time
The manufacture cost of magnesium alloy profiles has obtained effective control.
Finally it should be noted that：Have been shown and described above the present invention basic principle and main feature and the present invention it is excellent
Point, it is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended claims
Rather than described above limits, it is intended that all changes capsule in the implication and scope of the equivalency of claim will be fallen
Include in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of low-cost and high-performance magnesium alloy profiles, it is characterised in that each component and its percetage by weight are：Mn is 0.1-
0.8%, Zn 0.1-1.0%, Ce 0.1-1.0%, surplus are Mg and inevitable impurity.
2. low-cost and high-performance magnesium alloy profiles according to claim 1, it is characterised in that each component and its weight percent
Number is：Mn is 0.2-0.7%, and Zn 0.2-0.7%, Ce 0.2-0.7%, surplus is Mg and inevitable impurity.
3. low-cost and high-performance magnesium alloy profiles according to claim 1, it is characterised in that each component and its weight percent
Count as Mn and be：0.2-0.4%, Zn 0.2-0.4%, Ce 0.2-0.4%, surplus are Mg and inevitable impurity.
4. a kind of preparation method of low-cost and high-performance magnesium alloy profiles, usage right requires 1 to 3 any one of them low cost
High-performance magnesium-alloy section bar, it is characterised in that include the following steps：
S1：It is uniformly mixed according to the material rate of magnesium alloy profiles；
S2：Melting will be carried out in uniformly mixed raw material input protective atmosphere smelting furnace, smelting temperature is 700 DEG C -720 DEG C, is protected
Warm 10min-30min, is then cast into the ingot casting of φ 130mm；
S3：Ingot casting after cast is put into heat-treatment furnace and is heat-treated, heat treatment temperature is 100 DEG C -400 DEG C, during insulation
Between 1-10 it is small when, obtain and be organized as the ingot casting of single phase solid solution；
S4：Single phase solid solution ingot casting is put into extrusion equipment and is extruded, extrusion temperature is 80 DEG C -300 DEG C, obtains magnesium alloy
Section bar finished product.
5. the preparation method of low-cost and high-performance magnesium alloy profiles according to claim 1, it is characterised in that：Step S3
In, when the soaking time of heat treatment is 4-6 small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178067.4A CN107904461B (en) | 2017-11-23 | 2017-11-23 | Low-cost high-performance magnesium alloy profile and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178067.4A CN107904461B (en) | 2017-11-23 | 2017-11-23 | Low-cost high-performance magnesium alloy profile and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107904461A true CN107904461A (en) | 2018-04-13 |
| CN107904461B CN107904461B (en) | 2020-09-04 |
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| CN201711178067.4A Active CN107904461B (en) | 2017-11-23 | 2017-11-23 | Low-cost high-performance magnesium alloy profile and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385007A (en) * | 2018-02-09 | 2018-08-10 | 湘潭大学 | A kind of high performance heat resistant deformed magnesium alloy material of low cost and preparation method thereof |
| CN108545358A (en) * | 2018-05-03 | 2018-09-18 | 常州市第人民医院 | A kind of medical waste retracting device |
| CN109207825A (en) * | 2018-09-29 | 2019-01-15 | 江苏中科亚美新材料有限公司 | A kind of high thermal conductivity magnesium alloy with high strength and ductility material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238978A (en) * | 2015-09-28 | 2016-01-13 | 天津东义镁制品股份有限公司 | Preparation method of high-strength magnesium alloy profile |
| CN106222507A (en) * | 2016-09-06 | 2016-12-14 | 重庆大学 | A kind of low cost high-damping high intensity Mg Zn Ce alloy and preparation method thereof |
-
2017
- 2017-11-23 CN CN201711178067.4A patent/CN107904461B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238978A (en) * | 2015-09-28 | 2016-01-13 | 天津东义镁制品股份有限公司 | Preparation method of high-strength magnesium alloy profile |
| CN106222507A (en) * | 2016-09-06 | 2016-12-14 | 重庆大学 | A kind of low cost high-damping high intensity Mg Zn Ce alloy and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385007A (en) * | 2018-02-09 | 2018-08-10 | 湘潭大学 | A kind of high performance heat resistant deformed magnesium alloy material of low cost and preparation method thereof |
| CN108545358A (en) * | 2018-05-03 | 2018-09-18 | 常州市第人民医院 | A kind of medical waste retracting device |
| CN108545358B (en) * | 2018-05-03 | 2019-03-29 | 常州市第一人民医院 | A kind of medical waste recyclable device |
| CN109207825A (en) * | 2018-09-29 | 2019-01-15 | 江苏中科亚美新材料有限公司 | A kind of high thermal conductivity magnesium alloy with high strength and ductility material and preparation method thereof |
| WO2020062874A1 (en) * | 2018-09-29 | 2020-04-02 | 江苏中科亚美新材料股份有限公司 | High-thermal conductivity high-strength magnesium alloy material and preparation method therefor |
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| Publication number | Publication date |
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| CN107904461B (en) | 2020-09-04 |
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