CN107641777A - A kind of heat treatment method of novel high-strength aluminium alloy - Google Patents
A kind of heat treatment method of novel high-strength aluminium alloy Download PDFInfo
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- CN107641777A CN107641777A CN201711007325.2A CN201711007325A CN107641777A CN 107641777 A CN107641777 A CN 107641777A CN 201711007325 A CN201711007325 A CN 201711007325A CN 107641777 A CN107641777 A CN 107641777A
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Abstract
The invention discloses a kind of heat treatment method of novel high-strength aluminium alloy, it comprises the following steps：(1) raw metal prepared is subjected to melting in aluminum alloy smelting furnace, stokehold is using spectroscope detection alloying component；(2) aluminium alloy is preheating to 520 DEG C；(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 ± 10 DEG C are increased to by room temperature；(4) T6 processing is carried out in the type heat-treatment furnaces of RX3 15 6；(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；(6) 420 450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cool time of quenching process is 30min 120min；(7) casting is put into heat-treatment furnace, heats to 160 DEG C, stop heating, taking-up is cooled to room temperature.The present invention is a kind of heat treatment method of novel high-strength aluminium alloy so that alloy rigidity is improved, and wearability is obviously improved, and tensile strength improves, and still has excellent strength character under special high temperature.
Description
Technical field
The present invention relates to a kind of heat treatment method of aluminium alloy, and in particular to a kind of heat treatment side of novel high-strength aluminium alloy
Method.Belong to aluminum products processing technique field.
Background technology
High strength alumin ium alloy generally refers to the superhard high strength alumin ium alloy using aluminium zinc-magnesium albronze as series.The density of fine aluminium
Low, plasticity is outstanding, but intensity is not high.As aerospace applications, the selection of low density material is to increase the important method of payload,
Aluminium is a good selection.But because alloying element therein is complicated, it is difficult to directly designed at its heat by existing heat treatment theory
Science and engineering skill.Using T6 PROCESS FOR TREATMENT high strength alumin ium alloys, aluminium alloy is obtained at solution treatment and the timeliness of higher comprehensive mechanical property
Science and engineering skill, its process parameters range is very wide, and each technological parameter is not fully aware of to the influence degree and rule of performance.For
Fully excavate the performance potential of the alloy, it is necessary to probe into affecting laws and degree of its heat treatment process parameter to performance, enter
And obtain the optimal Technology for Heating Processing of combination property.
The content of the invention
To achieve the above object, present invention employs following technical scheme：
It is an object of the invention to provide a kind of heat treatment method of novel high-strength aluminium alloy, step are as follows：
(1) in aluminum alloy smelting furnace by the raw metal prepared carry out melting, stokehold using spectroscope detect alloy into
Point；
(2) aluminium alloy is preheating to 480 DEG C -520 DEG C；
(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 are increased to by room temperature
±10℃；
(4) T6 processing (solution treatment and artificial aging) is carried out in RX3-15-6 type heat-treatment furnaces；
(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；
(6) 420-450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cooling of quenching process
Time is 30min-120min；
(7) casting is put into heat-treatment furnace, heats to 160 DEG C, insulation stops heating after 2 hours, takes out casting
Naturally cool to room temperature.
Preferably, aluminium alloy is preheating to 520 DEG C in the step (2).
Preferably, quenching cool time is 80min in the step (6).
The beneficial effects of the invention are as follows：There is provided a kind of heat treatment method of novel high-strength aluminium alloy so that alloy rigidity carries
Height, wearability are obviously improved, and tensile strength improves, and still have excellent strength character under special high temperature.
Embodiment
A kind of heat treatment method of novel high-strength aluminium alloy of the present invention is illustrated using embodiment below.
Embodiment 1：
A kind of heat treatment method of novel high-strength aluminium alloy, step are as follows：
(1) in aluminum alloy smelting furnace by the raw metal prepared carry out melting, stokehold using spectroscope detect alloy into
Point；
(2) aluminium alloy is preheating to 520 DEG C；
(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 are increased to by room temperature
±10℃；
(4) T6 processing (solution treatment and artificial aging) is carried out in RX3-15-6 type heat-treatment furnaces；
(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；
(6) 420-450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cooling of quenching process
Time is 80min；
(7) casting is put into heat-treatment furnace, heats to 160 DEG C, insulation stops heating after 2 hours, takes out casting
Naturally cool to room temperature.
Embodiment 2：
A kind of heat treatment method of novel high-strength aluminium alloy, step are as follows：
(1) in aluminum alloy smelting furnace by the raw metal prepared carry out melting, stokehold using spectroscope detect alloy into
Point；
(2) aluminium alloy is preheating to 480 DEG C；
(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 are increased to by room temperature
±10℃；
(4) T6 processing (solution treatment and artificial aging) is carried out in RX3-15-6 type heat-treatment furnaces；
(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；
(6) 420-450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cooling of quenching process
Time is 120min；
(7) casting is put into heat-treatment furnace, heats to 160 DEG C, insulation stops heating after 2 hours, takes out casting
Naturally cool to room temperature.
Embodiment 3：
A kind of heat treatment method of novel high-strength aluminium alloy, step are as follows：
(1) in aluminum alloy smelting furnace by the raw metal prepared carry out melting, stokehold using spectroscope detect alloy into
Point；
(2) aluminium alloy is preheating to 520 DEG C；
(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 are increased to by room temperature
±10℃；
(4) T6 processing (solution treatment and artificial aging) is carried out in RX3-15-6 type heat-treatment furnaces；
(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；
(6) 420-450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cooling of quenching process
Time is 30min；
(7) casting is put into heat-treatment furnace, heats to 160 DEG C, insulation stops heating after 2 hours, takes out casting
Naturally cool to room temperature.
The technical scheme provided above the embodiment of the present invention is described in detail, specific case used herein
The principle and embodiment of the embodiment of the present invention are set forth, the explanation of above example is only applicable to help and understands this
The principle of inventive embodiments；Meanwhile for those of ordinary skill in the art, according to the embodiment of the present invention, in specific embodiment party
There will be changes in formula and application, in summary, this specification content should not be construed as limiting the invention.
Claims (3)
1. a kind of heat treatment method of novel high-strength aluminium alloy, it is characterised in that comprise the following steps：
(1) raw metal prepared is subjected to melting in aluminum alloy smelting furnace, stokehold is using spectroscope detection alloying component；
(2) aluminium alloy is preheating to 480 DEG C -520 DEG C；
(3) aluminium alloy pipe is put into heating furnace, programming rate is the balanced heatings of 100 DEG C/h, and 520 ± 10 are increased to by room temperature
℃；
(4) T6 processing (solution treatment and artificial aging) is carried out in RX3-15-6 type heat-treatment furnaces；
(5) the time interval 24h of stove is entered after solution treatment to Ageing Treatment；
(6) 420-450 DEG C of afterheat of casting is utilized, casting is hung in water tank cooled down rapidly, the cool time of quenching process
For 30min-120min；
(7) casting is put into heat-treatment furnace, heats to 160 DEG C, insulation stops heating after 2 hours, and it is natural to take out casting
It is cooled to room temperature.
2. a kind of heat treatment method of novel high-strength aluminium alloy according to claim 1, aluminium alloy preheats in the step (2)
To 520 DEG C.
A kind of 3. heat treatment method of novel high-strength aluminium alloy according to claim 1, when the middle quenching of the step (6) cools down
Between be 80min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711007325.2A CN107641777A (en) | 2017-10-25 | 2017-10-25 | A kind of heat treatment method of novel high-strength aluminium alloy |
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| CN201711007325.2A CN107641777A (en) | 2017-10-25 | 2017-10-25 | A kind of heat treatment method of novel high-strength aluminium alloy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109402539A (en) * | 2018-11-29 | 2019-03-01 | 四川航天长征装备制造有限公司 | A method of it improving rods and bars of aluminium alloy and radially extends rate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634744A (en) * | 2012-04-17 | 2012-08-15 | 烟台路通精密铝业有限公司 | Heat treatment method of aluminum alloy castings |
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2017
- 2017-10-25 CN CN201711007325.2A patent/CN107641777A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634744A (en) * | 2012-04-17 | 2012-08-15 | 烟台路通精密铝业有限公司 | Heat treatment method of aluminum alloy castings |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109402539A (en) * | 2018-11-29 | 2019-03-01 | 四川航天长征装备制造有限公司 | A method of it improving rods and bars of aluminium alloy and radially extends rate |
| CN109402539B (en) * | 2018-11-29 | 2020-02-11 | 四川航天长征装备制造有限公司 | Method for improving radial elongation of aluminum alloy bar |
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Application publication date: 20180130 |