CN104313519A - Solution treatment technology of aluminium-magnesium-silicon 6000 series alloys - Google Patents
Solution treatment technology of aluminium-magnesium-silicon 6000 series alloys Download PDFInfo
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- CN104313519A CN104313519A CN201410032472.5A CN201410032472A CN104313519A CN 104313519 A CN104313519 A CN 104313519A CN 201410032472 A CN201410032472 A CN 201410032472A CN 104313519 A CN104313519 A CN 104313519A
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- aluminium
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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
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/047—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium 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
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/05—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys of the Al-Si-Mg type, i.e. containing silicon and magnesium in approximately equal proportions
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Conductive Materials (AREA)
Abstract
The invention relates to a solution treatment technology of aluminium-magnesium-silicon 6000 series alloys. The solution treatment technology is characterized by comprising the following steps of (a) putting the aluminium-magnesium-silicon 6000 series alloys in a box type quenching furnace (1) to carry out quenching treatment, wherein a quenching temperature is increased to 542+/-3 DEG C, a retention time is 30-40 min and a quenching transfer time t1 is shorter than or equal to 40 s; (b) cooling the quenched 6000 series alloys in a water cooler (2); (c) putting the 6000 series alloys in an aging furnace (3) to carry out aging treatment; and (d) cooling the 6000 series alloys naturally to a normal temperature, processing into samples, stretching the samples on an electronic universal testing machine (4), observing microstructures and detecting changes of crystal grains under an optical microscope (5), and determining conductivity on an conductivity meter (6). The aluminium-magnesium-silicon 6000 series alloys treated by the method obviously increase mechanical properties of aluminium alloy materials.
Description
Technical field
The invention belongs to method of metal processing, particularly a kind of aluminium, magnesium, silicon 6000 are the solid solution treatment process of alloy.
Background technology
6000 aluminium alloys belong to A1-Mg-Si series alloy, there is good machining property, be widely used in the industries such as building, track traffic, so have very high requirement to its mechanical property, people have done many research work to improve the mechanical property of aluminium alloy, wherein the second-phase strength (also known as heat treatment reinforcement) of aluminium alloy is the main enhancement method of aluminium alloy, because this main strengthening phase Mg that is alloy
2si solid solution in the alloy, puies forward heavy alloyed mechanical property, and in alloy, the quantity of strengthening phase, size, shape and distribution are the key factors affecting alloy mechanical property, and therefore the strengthening phase quantity increased in alloy can significantly improve the mechanical property of alloy.But often occur the phenomenons such as tension, yield strength be on the low side aborning, impact normally produces delivery.
Summary of the invention
The object of the invention is to overcome above-mentioned technical deficiency, provide a kind of tension, yield strength and plasticity optimum matching, the aluminium of strong mechanical performance, magnesium, silicon 6000 is the solid solution treatment process of alloy.
The technical scheme that technical solution problem of the present invention adopts is: a kind of aluminium, magnesium, silicon 6000 are the solid solution treatment process of alloy, it is characterized in that taking following steps:
A. be that alloy is put in sealed box type quenching furnace and carries out quench treatment by aluminium, magnesium, silicon 6000, quenching temperature is warmed up to 542 ± 3 DEG C, and the hold-time is 30 ~ 40min; Quenching shift time t1≤40s;
B. 6000 of quench treatment is alloy, water-cooled in water cooling container;
C. be that alloy is put in aging oven and carries out ageing treatment by cooled aluminium, magnesium, silicon 6000, temperature is raised to 163 ± 3 DEG C, and the hold-time is 12 ~ 16h;
D. be, after alloy naturally cools to normal temperature, be processed into sample by the aluminium after ageing treatment, magnesium, silicon 6000, electronic universal tester stretch, measures tensile strength, yield strength and elongation; Carry out the observation of microstructure under an optical microscope simultaneously and detect the change of crystal grain; The mensuration of specific conductivity is carried out in conductivitimeter.
The invention has the beneficial effects as follows: the aluminium of the method process, magnesium, silicon 6000 are the mechanical property that alloy significantly improves aluminum alloy materials, have increased substantially quality product.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, illustrate with embodiment.
The FB(flow block) that Fig. 1 is aluminium, magnesium, silicon 6000 are the solid solution treatment process of alloy.
In figure: 1-sealed box type quenching furnace; 2-water cooling container; 3-aging oven; 4-electronic universal tester; 5-opticmicroscope; 6-conductivitimeter.
Embodiment
Embodiment, with reference to accompanying drawing, a kind of aluminium, magnesium, silicon 6000 are the solid solution treatment process of alloy, it is characterized in that taking following steps:
A. be that alloy is put in sealed box type quenching furnace 1 and carries out quench treatment by aluminium, magnesium, silicon 6000, quenching temperature is warmed up to 542 ± 3 DEG C, and the hold-time is 30 ~ 40min; Quenching shift time t1≤40s;
B. 6000 of quench treatment is alloy, cools in water cooling container 2;
C. be that alloy is put in aging oven 3 and carries out ageing treatment by cooled aluminium, magnesium, silicon 6000, temperature is raised to 163 ± 3 DEG C, and the hold-time is 12 ~ 16h;
D. be, after alloy naturally cools to normal temperature, be processed into sample by the aluminium after ageing treatment, magnesium, silicon 6000, electronic universal tester 4 stretch, measures tensile strength, yield strength and elongation; Simultaneously carry out the observation of microstructure for 5 times at opticmicroscope and detect the change of crystal grain; The mensuration of specific conductivity is carried out in conductivitimeter 6.
Aforesaid method raises along with quenching temperature, and intensity and plasticity have significantly to be increased.When quenching temperature is 542 ± 3 DEG C, the abundant solid solution of strengthening phase, intensity reaches maximum value.
Claims (1)
1. aluminium, magnesium, silicon 6000 are a solid solution treatment process for alloy, it is characterized in that taking following steps:
A. be that alloy is put in sealed box type quenching furnace (1) and carries out quench treatment by aluminium, magnesium, silicon 6000, quenching temperature is warmed up to 542 ± 3 DEG C, and the hold-time is 30 ~ 40min; Quenching shift time t1≤40s;
B. 6000 of quench treatment is alloy, cooling in water cooling container (2);
C. be that alloy is put in aging oven (3) and carries out ageing treatment by cooled aluminium, magnesium, silicon 6000, temperature is raised to 163 ± 3 DEG C, and the hold-time is 12 ~ 16h;
D. be, after alloy naturally cools to normal temperature, be processed into sample by the aluminium after ageing treatment, magnesium, silicon 6000, stretch electronic universal tester (4) is upper, measure tensile strength, yield strength and elongation; Under opticmicroscope (5), carry out the observation of microstructure simultaneously and detect the change of crystal grain; The mensuration of specific conductivity is carried out in conductivitimeter (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032472.5A CN104313519A (en) | 2014-01-24 | 2014-01-24 | Solution treatment technology of aluminium-magnesium-silicon 6000 series alloys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032472.5A CN104313519A (en) | 2014-01-24 | 2014-01-24 | Solution treatment technology of aluminium-magnesium-silicon 6000 series alloys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104313519A true CN104313519A (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032472.5A Pending CN104313519A (en) | 2014-01-24 | 2014-01-24 | Solution treatment technology of aluminium-magnesium-silicon 6000 series alloys |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173007A1 (en) * | 2000-08-09 | 2003-09-18 | Takayuki Sakai | Hot air blow type fluidized bed furnace, rotary type heat treatment furnace, heat treatment device, and heat treatment method |
| US20100071933A1 (en) * | 2006-10-30 | 2010-03-25 | Autonetworks Technologies, Ltd. | Electric wire conductor and a method of producing the same |
| CN103131904A (en) * | 2013-03-06 | 2013-06-05 | 佛山市三水凤铝铝业有限公司 | Aluminum alloy material and heat treatment technique thereof |
| CN103343304A (en) * | 2013-06-18 | 2013-10-09 | 常州大学 | Deformation heat-treatment method for improving tensile properties of 6000-series aluminum alloy thin plate |
-
2014
- 2014-01-24 CN CN201410032472.5A patent/CN104313519A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173007A1 (en) * | 2000-08-09 | 2003-09-18 | Takayuki Sakai | Hot air blow type fluidized bed furnace, rotary type heat treatment furnace, heat treatment device, and heat treatment method |
| US20100071933A1 (en) * | 2006-10-30 | 2010-03-25 | Autonetworks Technologies, Ltd. | Electric wire conductor and a method of producing the same |
| CN103131904A (en) * | 2013-03-06 | 2013-06-05 | 佛山市三水凤铝铝业有限公司 | Aluminum alloy material and heat treatment technique thereof |
| CN103343304A (en) * | 2013-06-18 | 2013-10-09 | 常州大学 | Deformation heat-treatment method for improving tensile properties of 6000-series aluminum alloy thin plate |
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Inventor after: Han Deguang Inventor after: Mang Xiaobin Inventor after: Xu Chenling Inventor after: Sun Jingge Inventor after: Zhao Shuai Inventor after: Jiao Jian Inventor before: Han Deguang Inventor before: Sun Jingge Inventor before: Zhao Shuai |
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Application publication date: 20150128 |