CN108048711A - A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof - Google Patents
A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof Download PDFInfo
- Publication number
- CN108048711A CN108048711A CN201711466504.2A CN201711466504A CN108048711A CN 108048711 A CN108048711 A CN 108048711A CN 201711466504 A CN201711466504 A CN 201711466504A CN 108048711 A CN108048711 A CN 108048711A
- Authority
- CN
- China
- Prior art keywords
- aluminium alloy
- alloy extrusions
- speed
- warming
- strength corrosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium 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
- 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
- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- 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
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)
Abstract
The invention discloses a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof, are related to technical field of aluminum alloy technology, and the aluminium alloy extrusions includes following component by weight percent：Cu 0.35 0.5%, Si 0.2 0.3%, Fe 0.15 0.3%, Cr 0.16 0.24%, Mg 0.5 0.8%, Mn 0.32 0.48%, Zn 0.2 0.5%, Ti 0.08 0.15%, Li 0.02 0.05%, Ni 0.03 0.08%, Nb 0.06 0.12%, Ca 0.05 0.1%, Sc 0.04 0.08%, surplus Al.Each element and its content in reasonably optimizing aluminium alloy extrusions of the present invention, and preparation process is optimized, the aluminium alloy extrusions mechanical performance of preparation is excellent, and intensity is high, good corrosion resistance, disclosure satisfy that the performance requirement of high ferro aluminium alloy extrusions.
Description
Technical field
The present invention relates to technical field of aluminum alloy technology more particularly to a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and its preparations
Method.
Background technology
In recent years, high ferro technology has very extensive application in China.Since the density of aluminium alloy is relatively low, and with compared with
High intensity, therefore, aluminium alloy are that high ferro realizes the best material of lightweight, and mitigation high ferro that can be very big using aluminium alloy arranges
The dead weight of vehicle.Since high ferro locomotive is chronically exposed in air, and travel speed is very fast, it is necessary to work long hours, this is just to height
Tensile strength, fatigue strength, elongation percentage, corrosion resistance and welding performance of iron aluminum alloy materials etc. have higher want
It asks.The prior art mainly using 5083 aluminium alloy extrusions manufacture high ferro, but there are fatigue strength is low, tensile strength is uneven,
Elongation percentage is low, corrosion resistance is low, the problems such as, cannot still fully meet the performance requirement of high ferro plate.
The content of the invention
Technical problems based on background technology, the present invention propose a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and
Its preparation method.
A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions proposed by the present invention, the aluminium alloy extrusions wrap by weight percent
Include following component：Cu 0.35-0.5%, Si 0.2-0.3%, Fe 0.15-0.3%, Cr 0.16-0.24%, Mg 0.5-
0.8%th, Mn 0.32-0.48%, Zn 0.2-0.5%, Ti 0.08-0.15%, Li 0.02-0.05%, Ni 0.03-
0.08%th, Nb 0.06-0.12%, Ca 0.05-0.1%, Sc 0.04-0.08%, surplus Al.
Preferably, the aluminium alloy extrusions includes following component by weight percent：Cu 0.42-0.46%, Si 0.23-
0.27%th, Fe 0.24-0.28%, Cr 0.18-0.22%, Mg 0.68-0.74%, Mn 0.37-0.42%, Zn 0.34-
0.39%th, Ti 0.1-0.12%, Li 0.03-0.05%, Ni 0.04-0.06%, Nb 0.08-0.1%, Ca 0.07-
0.09%th, Sc 0.05-0.07%, surplus Al.
Preferably, Ti, Nb, Sc meet relational expression：0.7≤Ti/(Nb+Sc)≤0.8.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, 300-320 is first warming up to the speed of 110 DEG C/h
DEG C, 1-2h is kept the temperature, then 440-460 DEG C is warming up to the speed of 90 DEG C/h, 1-2h is kept the temperature, then is warming up to the speed of 70 DEG C/h
540-560 DEG C, 2-3h is kept the temperature, is taken out, water spray is chilled to room temperature；
S3, the ingot casting after Homogenization Treatments is warming up to 480-500 DEG C with the speed of 80 DEG C/h, extrusion forming；
Then S4, the section bar blank air-blast quenching by extrusion forming carry out ageing treatment, first with the speed of 50-70 DEG C/h
140-160 DEG C is warming up to, keeps the temperature 1-2h, then 190-200 DEG C is warming up to 90-100 DEG C of speed, keeps the temperature 4-6h, furnace cooling
To 170-180 DEG C, then come out of the stove and be air-cooled to room temperature.
Preferably, in the S2, cooling rate is 40-50 DEG C/min.
Preferably, in the S3, extrusion speed 50-60m/min.
Advantageous effect：The present invention is formed by controlling the content of Zn, Mg, Cu, Si in aluminium alloy in aluminium alloy
Al2Cu、Al2CuMg、Mg2Si、MgZn2Hardening constituents, each hardening constituent synergistic effect are waited, crystallization of refinement plays aluminium alloy apparent strong
Change acts on, and improves the mechanical properties such as tensile strength, yield strength, hardness, the toughness of aluminium alloy extrusions；Ca, Si, Ti, Nb, Sc are thin
Change crystal grain, refine the effect of cast sturcture and seam organization, improve recrystallization temperature, the thermal stability of reinforcing material avoids crystalline substance
Between corrode, improve its corrosive nature, reduce cracking sensitivity Fe, Li, Cr, Mn, Ni cooperation, further improve aluminium alloy extrusions
Hardness, intensity and fatigue performance；In preparation process, Homogenization Treatments are carried out to aluminium alloy cast ingot, are first rapidly heated, gradual
Heating rate is reduced, improves diffusion, thinning microstructure prevents burning, improves its homogenization of composition degree, then through being squeezed into
After type, ageing treatment, further improve the interior tissue uniformity of aluminium alloy extrusions, crystal grain thinning, and then improve aluminium alloy type
The comprehensive mechanical property of material, the aluminium alloy extrusions mechanical performance of preparation is excellent, has good intensity, hardness and corrosion resistance,
And good processing performance, it disclosure satisfy that the performance requirement of high ferro aluminium alloy extrusions.
Specific embodiment
In the following, technical scheme is described in detail by specific embodiment.
Embodiment 1
The present invention proposes a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, and the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.35%, Si 0.2%, Fe 0.15%, Cr 0.16%, Mg 0.5%, Mn 0.32%, Zn 0.2%,
Ti 0.08%, Li 0.02%, Ni 0.03%, Nb 0.06%, Ca 0.05%, Sc 0.04%, surplus Al.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 300 DEG C with the speed of 110 DEG C/h, protect
Warm 1h, then 440 DEG C are warming up to the speed of 90 DEG C/h, 1h is kept the temperature, then 540 DEG C are warming up to the speed of 70 DEG C/h, 2h is kept the temperature, is taken
Go out, water spray is chilled to room temperature；
S3, the ingot casting after Homogenization Treatments is warming up to 480 DEG C with the speed of 80 DEG C/h, extrusion forming；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 50 DEG C/h
To 140 DEG C, 1h is kept the temperature, then 190 DEG C are warming up to 90 DEG C of speed, 4h is kept the temperature, cools to 170 DEG C with the furnace, then come out of the stove and be air-cooled to
Room temperature.
Embodiment 2
The present invention proposes a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, and the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.42%, Si 0.23%, Fe 0.24%, Cr 0.18%, Mg 0.68%, Mn 0.37%, Zn
0.34%th, Ti 0.1%, Li 0.03%, Ni 0.04%, Nb 0.08%, Ca 0.07%, Sc 0.05%, surplus Al.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 305 DEG C with the speed of 110 DEG C/h, protect
Warm 1h, then 445 DEG C are warming up to the speed of 90 DEG C/h, 1h is kept the temperature, then 545 DEG C are warming up to the speed of 70 DEG C/h, 2h is kept the temperature, is taken
Go out, water spray is chilled to room temperature, and cooling rate is 40 DEG C/min；
S3, the ingot casting after Homogenization Treatments is warming up to 485 DEG C with the speed of 80 DEG C/h, extrusion forming, extrusion speed is
50m/min；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 55 DEG C/h
To 145 DEG C, 1h is kept the temperature, then 195 DEG C are warming up to 95 DEG C of speed, 4h is kept the temperature, cools to 170 DEG C with the furnace, then come out of the stove and be air-cooled to
Room temperature.
Embodiment 3
The present invention proposes a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, and the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.4%, Si 0.25%, Fe 0.22%, Cr 0.2%, Mg 0.65%, Mn 0.42%, Zn 0.38%,
Ti 0.12%, Li 0.04%, Ni 0.06%, Nb 0.09%, Ca 0.08%, Sc 0.06%, surplus Al.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 310 DEG C with the speed of 110 DEG C/h, protect
Warm 1.5h, then 450 DEG C are warming up to the speed of 90 DEG C/h, 1.5h is kept the temperature, then 550 DEG C are warming up to the speed of 70 DEG C/h, heat preservation
2.5h takes out, and water spray is chilled to room temperature, and cooling rate is 44 DEG C/min；
S3, the ingot casting after Homogenization Treatments is warming up to 490 DEG C with the speed of 80 DEG C/h, extrusion forming, extrusion speed is
54m/min；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 60 DEG C/h
To 150 DEG C, 1.5h is kept the temperature, then 1950 DEG C are warming up to 95 DEG C of speed, 5h is kept the temperature, cools to 175 DEG C with the furnace, then come out of the stove air-cooled
To room temperature.
Embodiment 4
The present invention proposes a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, and the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.46%, Si 0.27%, Fe 0.28%, Cr 0.22%, Mg 0.74%, Mn 0.42%, Zn
0.39%th, Ti 0.12%, Li 0.05%, Ni 0.06%, Nb 0.1%, Ca 0.09%, Sc 0.07%, surplus Al.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 315 DEG C with the speed of 110 DEG C/h, protect
Warm 1h, then 455 DEG C are warming up to the speed of 90 DEG C/h, 1.5h is kept the temperature, then 550 DEG C are warming up to the speed of 70 DEG C/h, heat preservation
2.5h takes out, and water spray is chilled to room temperature, and cooling rate is 47 DEG C/min；
S3, the ingot casting after Homogenization Treatments is warming up to 490 DEG C with the speed of 80 DEG C/h, extrusion forming, extrusion speed is
58m/min；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 65 DEG C/h
To 155 DEG C, 1.5h is kept the temperature, then 195 DEG C are warming up to 95 DEG C of speed, 5h is kept the temperature, cools to 170 DEG C with the furnace, then come out of the stove air-cooled
To room temperature.
Embodiment 5
The present invention proposes a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, and the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.5%, Si 0.3%, Fe 0.3%, Cr 0.24%, Mg 0.8%, Mn 0.48%, Zn 0.5%, Ti
0.15%th, Li 0.05%, Ni 0.08%, Nb 0.12%, Ca 0.1%, Sc 0.08%, surplus Al.
The present invention also proposes the preparation method of above-mentioned high ferro high-strength corrosion-resistant aluminium alloy extrusions, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 320 DEG C with the speed of 110 DEG C/h, protect
Warm 2h, then 460 DEG C are warming up to the speed of 90 DEG C/h, 2h is kept the temperature, then 560 DEG C are warming up to the speed of 70 DEG C/h, 3h is kept the temperature, is taken
Go out, water spray is chilled to room temperature, and cooling rate is 50 DEG C/min；
S3, the ingot casting after Homogenization Treatments is warming up to 500 DEG C with the speed of 80 DEG C/h, extrusion forming, extrusion speed is
60m/min；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 70 DEG C/h
To 160 DEG C, 2h is kept the temperature, then 200 DEG C are warming up to 100 DEG C of speed, 6h is kept the temperature, cools to 180 DEG C with the furnace, then come out of the stove and be air-cooled to
Room temperature.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions, which is characterized in that the aluminium alloy extrusions includes by weight percent
Following component：Cu 0.35-0.5%, Si 0.2-0.3%, Fe 0.15-0.3%, Cr 0.16-0.24%, Mg 0.5-
0.8%th, Mn 0.32-0.48%, Zn 0.2-0.5%, Ti 0.08-0.15%, Li 0.02-0.05%, Ni 0.03-
0.08%th, Nb 0.06-0.12%, Ca 0.05-0.1%, Sc 0.04-0.08%, surplus Al.
2. high ferro according to claim 1 high-strength corrosion-resistant aluminium alloy extrusions, which is characterized in that the aluminium alloy extrusions is pressed
Mass percent includes following component：Cu 0.42-0.46%, Si 0.23-0.27%, Fe 0.24-0.28%, Cr 0.18-
0.22%th, Mg 0.68-0.74%, Mn 0.37-0.42%, Zn 0.34-0.39%, Ti 0.1-0.12%, Li 0.03-
0.05%th, Ni 0.04-0.06%, Nb 0.08-0.1%, Ca 0.07-0.09%, Sc 0.05-0.07%, surplus Al.
3. high ferro according to claim 1 or 2 high-strength corrosion-resistant aluminium alloy extrusions, which is characterized in that Ti, Nb, Sc's expires
Sufficient relational expression：0.7≤Ti/(Nb+Sc)≤0.8.
It is 4. a kind of based on any high ferro preparation methods of high-strength corrosion-resistant aluminium alloy extrusions of claim 1-3, feature
It is, comprises the following steps：
S1, commercial-purity aluminium, various intermediate alloys are subjected to dispensing, melting, ingot casting of casting to obtain；
S2, ingot casting is placed in heating furnace, carries out Homogenization Treatments, be first warming up to 300-320 DEG C with the speed of 110 DEG C/h, protect
Warm 1-2h, then 440-460 DEG C is warming up to the speed of 90 DEG C/h, 1-2h is kept the temperature, then 540-560 is warming up to the speed of 70 DEG C/h
DEG C, 2-3h is kept the temperature, is taken out, water spray is chilled to room temperature；
S3, the ingot casting after Homogenization Treatments is warming up to 480-500 DEG C with the speed of 80 DEG C/h, extrusion forming；
Then S4, the section bar blank air-blast quenching by extrusion forming are carried out ageing treatment, are first heated up with the speed of 50-70 DEG C/h
To 140-160 DEG C, 1-2h is kept the temperature, then 190-200 DEG C is warming up to 90-100 DEG C of speed, 4-6h is kept the temperature, cools to the furnace
170-180 DEG C, then come out of the stove and be air-cooled to room temperature.
5. the high ferro according to claim 4 preparation method of high-strength corrosion-resistant aluminium alloy extrusions, which is characterized in that the S2
In, cooling rate is 40-50 DEG C/min.
6. the high ferro according to claim 4 preparation method of high-strength corrosion-resistant aluminium alloy extrusions, which is characterized in that the S3
In, extrusion speed 50-60m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466504.2A CN108048711A (en) | 2017-12-28 | 2017-12-28 | A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466504.2A CN108048711A (en) | 2017-12-28 | 2017-12-28 | A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108048711A true CN108048711A (en) | 2018-05-18 |
Family
ID=62128928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711466504.2A Pending CN108048711A (en) | 2017-12-28 | 2017-12-28 | A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108048711A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575558A (en) * | 2020-07-07 | 2020-08-25 | 福建祥鑫股份有限公司 | Heat treatment method of high-strength corrosion-resistant 6-series aluminum alloy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220034A (en) * | 2014-05-30 | 2016-01-06 | 安徽鑫发铝业有限公司 | Anodized aluminum alloy section bar closed by a kind of nickel salt |
| CN106244874A (en) * | 2016-08-27 | 2016-12-21 | 来安县科来兴实业有限责任公司 | A kind of special heat-resisting aluminium alloy of EMU gear case body and preparation method thereof |
| CN106435302A (en) * | 2016-11-28 | 2017-02-22 | 安徽省煜灿新型材料科技有限公司 | Corrosion-resistant high-temperature-resistant aluminum alloy sectional material and preparing method thereof |
-
2017
- 2017-12-28 CN CN201711466504.2A patent/CN108048711A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220034A (en) * | 2014-05-30 | 2016-01-06 | 安徽鑫发铝业有限公司 | Anodized aluminum alloy section bar closed by a kind of nickel salt |
| CN106244874A (en) * | 2016-08-27 | 2016-12-21 | 来安县科来兴实业有限责任公司 | A kind of special heat-resisting aluminium alloy of EMU gear case body and preparation method thereof |
| CN106435302A (en) * | 2016-11-28 | 2017-02-22 | 安徽省煜灿新型材料科技有限公司 | Corrosion-resistant high-temperature-resistant aluminum alloy sectional material and preparing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575558A (en) * | 2020-07-07 | 2020-08-25 | 福建祥鑫股份有限公司 | Heat treatment method of high-strength corrosion-resistant 6-series aluminum alloy |
| CN111575558B (en) * | 2020-07-07 | 2021-04-06 | 福建祥鑫股份有限公司 | Heat treatment method of high-strength corrosion-resistant 6-series aluminum alloy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106350716B (en) | A kind of high intensity appearance member aluminum alloy materials and preparation method thereof | |
| CN102943193B (en) | Grain refinement machining process of hard aluminium alloy cast ingot | |
| CN104372207B (en) | A kind of soldering 4004 aluminium alloys | |
| CN105220037B (en) | Super-strength anti-corrosion easy-to-cut aluminum alloy radiating material, preparation method and applications | |
| CN104342586B (en) | Heat exchanger multicomponent microalloying high-performance brazed aluminum alloy material | |
| CN103243247A (en) | Aluminum alloy and preparation method thereof | |
| CN101353745B (en) | Al-Mg-Mn-Sc-Er alloy | |
| CN103540808A (en) | 3003 aluminum alloy material for automobile radiator and processing process for 3003 aluminum alloy material | |
| CN106435308A (en) | High-hardness corrosion resistant aluminum alloy profile and preparation method thereof | |
| CN103255323B (en) | Al-Mg-Zn-Cu alloy and preparation method thereof | |
| CN102409205A (en) | Zirconium microalloyed weldable aluminum-zinc-magnesium alloy with high purity, high-strength and corrosion resistance | |
| CN108486511A (en) | A kind of heat treatment method of die-cast aluminum alloy material | |
| CN108330361B (en) | A kind of bumper is alloy material and its production method with 7000 | |
| JP2015040340A (en) | Molding aluminum alloy sheet and method for manufacturing the same | |
| CN107828999A (en) | The heat treatment method and die-cast aluminum alloy material of a kind of pack alloy | |
| CN105441705A (en) | Preparation method for high-strength and high-toughness aluminum alloy | |
| CN101250648B (en) | Aluminum alloy material for preparing heat exchanger and processing method thereof | |
| CN105838944A (en) | High-strength weldable aluminum alloy for vehicle bodies and preparation method thereof | |
| CN108048711A (en) | A kind of high ferro high-strength corrosion-resistant aluminium alloy extrusions and preparation method thereof | |
| CN106119648A (en) | Magnesium alloy with high strength and ductility and the manufacture method of component thereof with water generation controllable reaction | |
| CN108130463A (en) | A kind of used in fire-fighting aluminium alloy extrusions and preparation method thereof | |
| CN108118219A (en) | A kind of high ferro high-strength/tenacity aluminum alloy section bar and preparation method thereof | |
| CN108441719A (en) | Aluminum alloy for automobile wheel hub casting rod and preparation method thereof | |
| CN103981408A (en) | High-strength weldable Al-Zn-Mg-Mn-Sc alloy and preparation method thereof | |
| CN103540807A (en) | 3003 aluminum alloy material for automobile water tank pipe and processing process for 3003 aluminum alloy material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180518 |
|
| RJ01 | Rejection of invention patent application after publication |