CN107904460A - A kind of preparation method of wheel high-strength aluminum alloy - Google Patents
A kind of preparation method of wheel high-strength aluminum alloy Download PDFInfo
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- CN107904460A CN107904460A CN201711179828.8A CN201711179828A CN107904460A CN 107904460 A CN107904460 A CN 107904460A CN 201711179828 A CN201711179828 A CN 201711179828A CN 107904460 A CN107904460 A CN 107904460A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
-
- 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
- C22C1/026—Alloys based on aluminium
-
- 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
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
-
- 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
- C22F1/057—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 copper as the next major constituent
Abstract
The invention discloses a kind of preparation method of wheel high-strength aluminum alloy, belong to metal smelt technical field, which is made of the element of following percentage by weight：Si：0.9~1.2%；Fe≤0.3%；Cu：2.2~2.6%；Mn：0.6~0.85%；Mg：0.6~0.85%；Zn≤0.1%；Ti：0.01~0.05%；Surplus is Al.The aluminium alloy being prepared using preparation method provided by the invention has the advantages that light-weight, intensity is high, the accuracy of manufacture is high, inertia resistance is small, heat-sinking capability is strong, good visual effect.
Description
Technical field
The invention belongs to metal smelt technical field, specifically, more particularly to a kind of wheel high-strength aluminum alloy
Preparation method.
Background technology
Compared with traditional steel wheel hub, high-strength aluminum alloy wheel hub has light-weight, accuracy of manufacture height, intensity height, inertia
The features such as resistance is small, and heat-sinking capability is strong, good visual effect.With the development of technology, the application of aluminium alloy wheel hub is more and more common.
Aluminium alloy wheel hub has four big advantages than steel wheel hub：First, non-load weight is reduced, so as to improve adherence properties；Second, improve acceleration
Property and braking；Three are the increase in rigidity, and the inclination of tire or wheel hub when the high rigidity of aluminium wheels significantly reduced curved, this is right
In be mounted with the car of high-performance tire it is particularly important that；Fourth, the cooling effect of braking system is improved, in the alloy of aluminium wheels
The inherently good heat conductor of some metals, so aluminium wheels are conducive to brake the rapid release of heat produced so as to reduce
Due to brake failure caused by high fever.
And due to aluminium alloy wheel hub can more free moulding, just more can be conducive to air-flow importeding into braking with some
The moulding effective temperature-reducing of system.But aluminum wheel hub also has some defects, such as：Aluminium alloy is more crisp, it is easy to small split occurs
Line, and be not easy to be found, its intensity is also without steel height.To improve the mechanical property of aluminium alloy wheel hub, from aluminum alloy materials
Start with particularly critical.At present, cast aluminium alloy gold wheel hub is generally once using A356 aluminiums, and during production aluminium alloy wheel hub
Property casting, is not reprocessed, and the internal organizational structure of metal does not change, and is asked there are mechanical performance is relatively low
Topic.
The content of the invention
In view of the above-mentioned problems existing in the prior art, the present invention provides a kind of preparation side of wheel high-strength aluminum alloy
Method, the aluminium alloy being prepared using this method have that light-weight, intensity is high, the accuracy of manufacture is high, inertia resistance is small, heat-sinking capability
By force, the advantages that good visual effect.
To achieve the above object, the present invention uses following technical scheme：
A kind of preparation method of wheel high-strength aluminum alloy, the high-strength aluminum alloy by following percentage by weight member
Element composition：Si：0.9~1.2%；Fe≤0.3%；Cu：2.2~2.6%；Mn：0.6~0.85%；Mg：0.6~0.85%；Zn
≤ 0.1%；Ti：0.01~0.05%；Surplus is Al；
The preparation method comprises the following steps：
(1) it is rebasing to stove first to throw the aluminium ingot of institute's expense half, then puts into metallic copper alloy, then put into institute's expense
The other half aluminium ingot covering copper, opens fire and aluminium ingot is melted；Fusion temperature is controlled at 720~770 DEG C；Fusing time 2~4 is small
When；The iron of the aluminium ingot and the impurity content of zinc are controlled in desired amount of scope；
(2) skim after molten aluminum fusing, the scum silica frost on surface is taken off totally, the temperature of molten aluminum is warmed to 780~800
DEG C, add ready metal silicon alloy and soak 15~20 minutes；Then molten aluminum is stirred more than 20 minutes；
(3) and then nitrogen is opened, pressure is adjusted in 0.06~0.11MPa；Refining is carried out 10~15 minutes to molten aluminum, is added
Weight is the slagging agent of aluminium alloy quality 0.1~0.4% to be prepared, and the scum silica frost on surface is cleaned out, and molten aluminum is carried out
Sampling analysis；
(4) manganese alloy and magnesium alloy are added according to analysis numerical value；Stirring 5~10 minutes, then carries out refining for second, essence
It is 20~30 minutes to refine the time, and the slagging agent that weight is aluminium alloy quality 0.2~0.5% to be prepared is added after refining；
The scum silica frost on surface is cleaned out, and second of sampling analysis is carried out to molten aluminum；
(5) silicon, copper, manganese, magnesium are replenished near desired amount of median according to analysis numerical value, then carries out third time
Refining, refining time 10~15 minutes, addition weight is 0.1~0.2% slagging agent of aluminium alloy quality to be prepared；Surface
Scum silica frost clean out, analysis is sampled to molten aluminum；
(6) remaining silicon, copper, manganese, magnesium alloy and titanium alloy fining agent are added according to analysis numerical value, stands 30~40 minutes
Etc. to be cast；
(7) casting toasts mould before starting, and furnace is heated to 720~750 DEG C；Mould temperature control exists
690~710 DEG C；Water flow is controlled in 3000~3200ml/min；Online degasification uses argon gas degasification；Blow pressure 0.2~
0.6MPa；Flow control 2~4 cubes/when；Cast 45~46mm/min of initial velocity；60~65mm/min of normal speed is cast
Produce bar needed for wheel hub；
(8) cast out and carry out bar and carry out the heat treatment that homogenizes, 520~540 DEG C of homogenizing temperature；When insulation 14~16 is small；It is cold
But mode is to go out homogeneous furnace after cooling to 240~260 DEG C with the furnace to carry out natural cooling room temperature；
(9) short material is cut into after homogeneous, length tolerance is controlled in ± 1mm, then surface scale shell totally,
Weight tolerance is controlled in 0.2kg, prepares follow-up forging；
(10) short material is heated to 400~460 DEG C by meshbeltfurnace；Forging at the beginning of electric screw press is forged is put into, so
Wait afterwards after just segment model heats again and carry out second of forging, be forged into required wheel hub blank；
(11) blank carries out quenching treatment, 525~530 DEG C of hardening heat；Insulation 30~after forty minutes enter cooling water into
Row cooling；
(12) ageing treatment, 175~180 DEG C of aging temp are carried out after when blank placement 22~26 is small after quenching；Insulation 12
~14 it is small when；
Further, the high-strength aluminum alloy is made of the element of following percentage by weight：Si：1.0%；Fe：
0.1%；Cu：2.4%；Mn：0.75%；Mg：0.75%；Zn：0.03%；Ti：0.03%；Surplus is Al.
Compared with prior art, the beneficial effects of the invention are as follows：
By optimizing, the element of aluminium alloy matches the present invention and heat treatment, deformation technique, the aluminium alloy being prepared have
Excellent surface quality, and intensity is high, and inertia resistance is small.Using the wheel hub and steel wheel hub phase of high-strength aluminum alloy manufacture
Than there is light weight, making precision is high, heat-sinking capability is strong.
Embodiment
Below by specific embodiment, the invention will be further described.
Embodiment 1：
A kind of preparation method of wheel high-strength aluminum alloy, the high-strength aluminum alloy by following percentage by weight member
Element composition：
Si：0.9%；Fe：0.005%；Cu：2.6%；Mn：0.85%；Mg：0.85%；Zn：0.003%；Ti：
0.05%；Surplus is Al.
Its preparation method comprises the following steps：
(1) it is rebasing to stove first to throw the aluminium ingot of institute's expense half, then puts into metallic copper alloy, then put into institute's expense
The other half aluminium ingot covering copper, opens fire and aluminium ingot is melted；Fusion temperature is controlled at 720 DEG C；When fusing time 4 is small；It is described
The iron of aluminium ingot and the impurity content of zinc are controlled in desired amount of scope；
(2) skim after molten aluminum fusing, the scum silica frost on surface is taken off totally, the temperature of molten aluminum is warmed to 780 DEG C, is added
After ready metal silicon alloy carries out immersion 15 minutes；Then molten aluminum is stirred 20 minutes；
(3) and then nitrogen is opened, pressure is adjusted in 0.06Mpa；Refining 15 minutes is carried out to molten aluminum, adds weight to be wanted
The slagging agent of the aluminium alloy quality 0.1% of preparation, cleans out the scum silica frost on surface, and analysis is sampled to molten aluminum；
(4) manganese alloy and magnesium alloy are added according to analysis numerical value；Stirring 10 minutes, then carries out refining for second, refining
Time is 30 minutes, and the slagging agent that weight is aluminium alloy quality 0.2% to be prepared is added after refining；Scum silica frost surface is clear
Reason is clean, and second of sampling analysis is carried out to molten aluminum；
(5) silicon, copper, manganese, magnesium are replenished near desired amount of median according to analysis numerical value, then carries out third time
Refining, refining time 15 minutes, adds the slagging agent that weight is aluminium alloy quality 0.1% to be prepared；The scum silica frost on surface
Clean out, analysis is sampled to molten aluminum；
(6) remaining silicon, copper, manganese, magnesium alloy and titanium alloy fining agent are added according to analysis numerical value, stands 40 minutes and wait
Casting；
(7) casting toasts mould before starting, and furnace is heated to 720 DEG C；Mould temperature control is 690
℃；Water flow is controlled in 3000ml/min；Online degasification uses argon gas degasification；Blow pressure 0.2Mpa；Flow control is vertical 4
Side/when；Cast initial velocity 45mm/min；Normal speed 60mm/min casts out bar needed for wheel hub；
(8) cast out and carry out bar and carry out the heat treatment that homogenizes, 520 DEG C of homogenizing temperature；Keep the temperature 16 it is small when；The type of cooling be with
Stove goes out homogeneous furnace and carries out natural cooling room temperature after being cooled to 240 DEG C；
(9) short material is cut into after homogeneous, length tolerance is controlled in ± 1mm, then surface scale shell totally,
Weight tolerance is controlled in 0.2KG, prepares follow-up forging；
(10) short material is heated to 400 DEG C by meshbeltfurnace；Forging at the beginning of electric screw press is forged is put into, is then waited just
Segment model carries out second of crowd after heating again and makes, and is forged into required wheel hub blank；
(11) blank carries out quenching treatment, 525 DEG C of hardening heat；Insulation is cooled down into cooling water after forty minutes；
(12) ageing treatment, 175 DEG C of aging temp are carried out after when blank placement 22 is small after quenching；Keep the temperature 14 it is small when.
Embodiment 2：
A kind of preparation method of wheel high-strength aluminum alloy, the high-strength aluminum alloy by following percentage by weight member
Element composition：Si：1.0%；Fe：0.1%；Cu：2.4%；Mn：0.75%；Mg：0.75%；Zn：0.03%；Ti：0.03%；It is remaining
Measure as Al.
Its preparation method comprises the following steps：
(1) it is rebasing to stove first to throw the aluminium ingot of institute's expense half, then puts into metallic copper alloy, then put into institute's expense
The other half aluminium ingot covering copper, opens fire and aluminium ingot is melted；Fusion temperature is controlled at 750 DEG C；When fusing time 3 is small；It is described
The iron of aluminium ingot and the impurity content of zinc are controlled in desired amount of scope；
(2) skim after molten aluminum fusing, the scum silica frost on surface is taken off totally, the temperature of molten aluminum is warmed to 790 DEG C, is added
After ready metal silicon alloy carries out immersion 18 minutes；Then molten aluminum is stirred 25 minutes；
(3) and then nitrogen is opened, pressure is adjusted in 0.08Mpa；Refining 12 minutes is carried out to molten aluminum, adds weight to be wanted
The slagging agent of the aluminium alloy quality 0.3% of preparation, cleans out the scum silica frost on surface, and analysis is sampled to molten aluminum；
(4) manganese alloy and magnesium alloy are added according to analysis numerical value；Stirring 8 minutes, then carries out second and refines, during refining
Between be 25 minutes, after refining add weight be aluminium alloy quality 0.3% to be prepared slagging agent；The scum silica frost on surface is cleared up
Totally, second of sampling analysis is carried out to molten aluminum；
(5) silicon, copper, manganese, magnesium are replenished near desired amount of median according to analysis numerical value, then carries out third time
Refining, refining time 12 minutes, adds the slagging agent that weight is aluminium alloy quality 0.15% to be prepared；The scum silica frost on surface
Clean out, analysis is sampled to molten aluminum；
(6) remaining silicon, copper, manganese, magnesium alloy and titanium alloy fining agent are added according to analysis numerical value, stands 35 minutes and wait
Casting；
(7) casting toasts mould before starting, and furnace is heated to 735 DEG C；Mould temperature control is 700
℃；Water flow is controlled in 3100ml/min；Online degasification uses argon gas degasification；Blow pressure 0.4Mpa；Flow control is vertical 3
Side/when；Cast initial velocity 45mm/min；Normal speed 60mm/min casts out bar needed for wheel hub；
(8) cast out and carry out bar and carry out the heat treatment that homogenizes, 530 DEG C of homogenizing temperature；Keep the temperature 15 it is small when；The type of cooling be with
Stove goes out homogeneous furnace and carries out natural cooling room temperature after being cooled to 250 DEG C；
(9) short material is cut into after homogeneous, length tolerance is controlled in ± 1mm, then surface scale shell totally,
Weight tolerance is controlled in 0.2KG, prepares follow-up forging；
(10) short material is heated to 430 DEG C by meshbeltfurnace；Forging at the beginning of electric screw press is forged is put into, is then waited just
Segment model carries out second of crowd after heating again and makes, and is forged into required wheel hub blank；
(11) blank carries out quenching treatment, 530 DEG C of hardening heat；Insulation is cooled down after 35 minutes into cooling water；
(12) ageing treatment, 175 DEG C of aging temp are carried out after when blank placement 24 is small after quenching；Keep the temperature 14 it is small when.
Embodiment 3：
A kind of preparation method of wheel high-strength aluminum alloy, the high-strength aluminum alloy by following percentage by weight member
Element composition：Si：1.2%；Fe：0.1%；Cu：2.6%；Mn：0.85%；Mg：0.85%；Zn：0.08%；Ti：0.05%；It is remaining
Measure as Al.
Its preparation method comprises the following steps：
(1) it is rebasing to stove first to throw the aluminium ingot of institute's expense half, then puts into metallic copper alloy, then put into institute's expense
The other half aluminium ingot covering copper, opens fire and aluminium ingot is melted；Fusion temperature is controlled at 770 DEG C；When fusing time 2 is small；It is described
The iron of aluminium ingot and the impurity content of zinc are controlled in desired amount of scope；
(2) skim after molten aluminum fusing, the scum silica frost on surface is taken off totally, the temperature of molten aluminum is warmed to 800 DEG C, is added
Ready metal silicon alloy is soaked after twenty minutes；Then molten aluminum is stirred 30 minutes；
(3) and then nitrogen is opened, pressure is adjusted in 0.11Mpa；Refining 10 minutes is carried out to molten aluminum, adds weight to be wanted
The slagging agent of the aluminium alloy quality 0.4% of preparation, cleans out the scum silica frost on surface, and analysis is sampled to molten aluminum；
(4) manganese alloy and magnesium alloy are added according to analysis numerical value；Stirring 5 minutes, then carries out second and refines, during refining
Between be 30 minutes, after refining add weight be aluminium alloy quality 0.5% to be prepared slagging agent；The scum silica frost on surface is cleared up
Totally, second of sampling analysis is carried out to molten aluminum；
(5) silicon, copper, manganese, magnesium are replenished near desired amount of median according to analysis numerical value, then carries out third time
Refining, refining time 10 minutes, adds the slagging agent that weight is aluminium alloy quality 0.2% to be prepared；The scum silica frost on surface
Clean out, analysis is sampled to molten aluminum；
(6) remaining silicon, copper, manganese, magnesium alloy and titanium alloy fining agent are added according to analysis numerical value, stands 40 minutes and wait
Casting；
(7) casting toasts mould before starting, and furnace is heated to 750 DEG C；Mould temperature control is 710
℃；Water flow is controlled in 3200ml/min；Online degasification uses argon gas degasification；Blow pressure 0.6Mpa；Flow control is vertical 2
Side/when；Cast initial velocity 46mm/min；Normal speed 65mm/min casts out bar needed for wheel hub；
(8) cast out and carry out bar and carry out the heat treatment that homogenizes, 540 DEG C of homogenizing temperature；Keep the temperature 14 it is small when；The type of cooling be with
Stove goes out homogeneous furnace and carries out natural cooling room temperature after being cooled to 260 DEG C；
(9) short material is cut into after homogeneous, length tolerance is controlled in ± 1mm, then surface scale shell totally,
Weight tolerance is controlled in 0.2KG, prepares follow-up forging；
(10) short material is heated to 460 DEG C by meshbeltfurnace；Forging at the beginning of electric screw press is forged is put into, is then waited just
Segment model carries out second of crowd after heating again and makes, and is forged into required wheel hub blank；
(11) blank carries out quenching treatment, 530 DEG C of hardening heat；Insulation is cooled down after 30 minutes into cooling water；
(12) ageing treatment, 180 DEG C of aging temp are carried out after when blank placement 22 is small after quenching；Keep the temperature 12 it is small when.
The present invention is described by embodiment, but is not limited the invention, with reference to description of the invention, institute
Other changes of disclosed embodiment, are such as readily apparent that, such change should belong to for the professional person of this area
Within the scope of the claims in the present invention limit.
Claims (2)
- A kind of 1. preparation method of wheel high-strength aluminum alloy, it is characterised in that：The high-strength aluminum alloy is by following weight The element composition of percentage：Si：0.9~1.2%；Fe≤0.3%；Cu：2.2~2.6%；Mn：0.6~0.85%；Mg：0.6 ~0.85%；Zn≤0.1%；Ti：0.01~0.05%；Surplus is Al；The preparation method comprises the following steps：(1) it is rebasing to stove first to throw the aluminium ingot of institute expense half, then puts into metallic copper alloy, then to put into institute's expense another Half aluminium ingot covering copper, opens fire and aluminium ingot is melted；Fusion temperature is controlled at 720~770 DEG C；When fusing time 2~4 is small； The iron of the aluminium ingot and the impurity content of zinc are controlled in desired amount of scope；(2) skim after molten aluminum fusing, the scum silica frost on surface is taken off totally, the temperature of molten aluminum is warmed to 780~800 DEG C, is added Enter ready metal silicon alloy to soak 15~20 minutes；Then molten aluminum is stirred more than 20~30 minutes；(3) and then nitrogen is opened, pressure is adjusted in 0.06~0.11MPa；Refining is carried out 10~15 minutes to molten aluminum, adds weight For the slagging agent of aluminium alloy quality 0.1~0.4% to be prepared, the scum silica frost on surface is cleaned out, molten aluminum is sampled Analysis；(4) manganese alloy and magnesium alloy are added according to analysis numerical value；Stirring 5~10 minutes, then carries out second and refines, during refining Between be 20~30 minutes, after refining add weight be aluminium alloy quality 0.2~0.5% to be prepared slagging agent；Surface Scum silica frost clean out, to molten aluminum carry out second of sampling analysis；(5) silicon, copper, manganese, magnesium are replenished near desired amount of median according to analysis numerical value, then carries out third time essence Refining, refining time 10~15 minutes, addition weight is 0.1~0.2% slagging agent of aluminium alloy quality to be prepared；Surface Scum silica frost is cleaned out, and analysis is sampled to molten aluminum；(6) remaining silicon, copper, manganese, magnesium alloy and titanium alloy fining agent are added according to analysis numerical value, stands 30~40 minutes and wait Casting；(7) casting toasts mould before starting, and furnace is heated to 720~750 DEG C；Mould temperature control is 690 ~710 DEG C；Water flow is controlled in 3000~3200ml/min；Online degasification uses argon gas degasification；Blow pressure 0.2~ 0.6MPa；Flow control 2~4 cubes/when；Cast 45~46mm/min of initial velocity；60~65mm/min of normal speed is cast Produce bar needed for wheel hub；(8) cast out and carry out bar and carry out the heat treatment that homogenizes, 520~540 DEG C of homogenizing temperature；When insulation 14~16 is small；Cooling side Formula is to go out homogeneous furnace after cooling to 240~260 DEG C with the furnace to carry out natural cooling room temperature；(9) short material is cut into after homogeneous, length tolerance is controlled in ± 1mm, then shell clean, weight to surface scale Allowance control prepares follow-up forging in 0.2kg；(10) short material is heated to 400~460 DEG C by meshbeltfurnace；Forging at the beginning of electric screw press is forged is put into, then etc. First segment model carries out second after heating again and forges, and is forged into required wheel hub blank；(11) blank carries out quenching treatment, 525~530 DEG C of hardening heat；Insulation 30~cold into cooling water progress after forty minutes But；(12) ageing treatment, 175~180 DEG C of aging temp are carried out after when blank placement 22~26 is small after quenching；Insulation 12~14 Hour.
- 2. the preparation method of a kind of wheel high-strength aluminum alloy according to claim 1, it is characterised in that described high-strength Degree aluminium alloy is made of the element of following percentage by weight：Si：1.0%；Fe：0.1%；Cu：2.4%；Mn：0.75%；Mg： 0.75%；Zn：0.03%；Ti：0.03%；Surplus is Al.
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| CN201711179828.8A CN107904460A (en) | 2017-11-23 | 2017-11-23 | A kind of preparation method of wheel high-strength aluminum alloy |
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| CN201711179828.8A CN107904460A (en) | 2017-11-23 | 2017-11-23 | A kind of preparation method of wheel high-strength aluminum alloy |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781723A (en) * | 2009-09-15 | 2010-07-21 | 河池学院 | Manufacturing method of high-strength automobile aluminum-alloy rim material |
| CN106367646A (en) * | 2016-08-30 | 2017-02-01 | 江苏亚太安信达铝业有限公司 | High-strength aluminum alloy for tank hub and manufacturing method of high-strength aluminum alloy |
| CN107287536A (en) * | 2017-08-23 | 2017-10-24 | 柳州市同进汽车零部件制造有限公司 | The heat treatment method of aluminium alloy automobile hub |
-
2017
- 2017-11-23 CN CN201711179828.8A patent/CN107904460A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781723A (en) * | 2009-09-15 | 2010-07-21 | 河池学院 | Manufacturing method of high-strength automobile aluminum-alloy rim material |
| CN106367646A (en) * | 2016-08-30 | 2017-02-01 | 江苏亚太安信达铝业有限公司 | High-strength aluminum alloy for tank hub and manufacturing method of high-strength aluminum alloy |
| CN107287536A (en) * | 2017-08-23 | 2017-10-24 | 柳州市同进汽车零部件制造有限公司 | The heat treatment method of aluminium alloy automobile hub |
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