CN106637005A - Marine aluminum alloy plate production method - Google Patents
Marine aluminum alloy plate production method Download PDFInfo
- Publication number
- CN106637005A CN106637005A CN201510735550.2A CN201510735550A CN106637005A CN 106637005 A CN106637005 A CN 106637005A CN 201510735550 A CN201510735550 A CN 201510735550A CN 106637005 A CN106637005 A CN 106637005A
- Authority
- CN
- China
- Prior art keywords
- aluminum alloy
- alloy plate
- heat treatment
- production method
- marine
- 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.)
- Withdrawn
Links
Landscapes
- Metal Rolling (AREA)
Abstract
The present invention provides a marine aluminum alloy plate production method, which comprises: casting an aluminum alloy, wherein the proportion of alloying elements during the casting process is controlled, and the mass content of magnesium is 4.0-4.5%; carrying out homogenization heat treatment on the aluminum alloy casting ingot at a temperature of 430-500 DEG C; heating the aluminum alloy casting ingot; carrying out hot rolling on the aluminum alloy casting ingot by using a large deformation rolling process to obtain an aluminum alloy plate; carrying out high temperature pre-annealing at an annealing temperature of higher than 300 DEG C; carrying out low deformation cold rolling on the aluminum alloy plate; and carrying out stabilization heat treatment to form the aluminum alloy plate finished product. According to the present invention, with the production method, the mass content of the magnesium element is strictly controlled, and through the matching of the homogenization heat treatment, the heating, the hot rolling, the high temperature pre-annealing, the cold rolling and the stabilization treatment, the corrosion resistance of the aluminum alloy plate is finally improved so as to meet the use requirements of the marine aluminum alloy plate on the high corrosion resistance.
Description
Technical field
The present invention relates to hull manufacturing technology field, more particularly, it relates to a kind of production method of marine aluminum alloy plate.
Technical background
Consider the environment that used of ship, marine aluminum alloy plate using moderate strength and possess good corrosion can particular aluminum alloy sheet material.
Most marine aluminum alloy plates are currently used mainly using 5083 alloys.5083 alloys are aluminium-magnesium alloys, in the alloy：The mass content of Si (silicon) be not more than the mass content of 0.40%, Fe (iron) be not more than 0.40%, Cu (copper) mass content be not more than the mass content of 0.10%, Mn (manganese) between 0.40-1.0%, the mass content that mass content is between 0.05-0.25%, the mass content of Ti (titanium) is less than 0.15%, Mg (magnesium) of Cr (chromium) between 4.0-4.9%, the mass content of Zn (zinc) be not more than 0.25%, Al (aluminium) for surplus.By special production technology simultaneously, it is ensured that 5083 alloys have moderate strength and good corrosion resistance, particularly its anti-strip corrosive nature and anti intercrystalline corrosion performance good.
At present production technology mainly improves the mechanical property intensity of aluminum alloy plate materials by cold deformation, then by heat treatment, makes intensity reach standard requirement.But, current production method can not improve the corrosion resistance of aluminum alloy plate materials.
The harsh ship of some use environments, higher for the corrosion resistance requirement of marine aluminum alloy plate, the aluminum alloy plate materials of current production technology production are not met by requirement of some marine aluminum alloy plates compared with high corrosion resistance.
In sum, how a kind of production method of marine aluminum alloy plate is provided, to improve the corrosion resistance of marine aluminum alloy plate, and then use requirement of the marine aluminum alloy plate compared with high corrosion resistance is met, is current those skilled in the art's problem demanding prompt solution.
In view of this, the invention provides a kind of production method of marine aluminum alloy plate, improves the corrosion resistance of marine aluminum alloy plate, and then use requirement of the marine aluminum alloy plate compared with high corrosion resistance is met.
The content of the invention
In order to achieve the above object, the present invention provides following technical scheme：
A kind of production method of marine aluminum alloy plate, including：
1) founding aluminium alloy obtains aluminium alloy cast ingot, and the proportion shared by alloying element is controlled in fusion-casting process, and the mass content of selection magnesium is between 4.0-4.5%；
2) homogenization heat treatment of the soaking temperature between 430 DEG C -500 DEG C is carried out to the aluminium alloy cast ingot that Jing foundings are formed；
3) aluminium alloy cast ingot through homogenization heat treatment is heated；
4) hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, obtains aluminum alloy plate materials；
5) aluminum alloy plate materials are carried out with high temperature pre-annealing of the annealing temperature more than 300 DEG C；
6) the cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing；
7) to carrying out Stabilizing Heat Treatment through the cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed.
Preferably, in the production method of above-mentioned marine aluminum alloy plate, the step 2) described in soaking temperature be 450 DEG C, soaking time is 20 hours.
Preferably, in the production method of above-mentioned marine aluminum alloy plate, the step 5) described in annealing temperature be 330-380 DEG C.
Preferably, in the production method of above-mentioned marine aluminum alloy plate, the step 7) in Stabilizing Heat Treatment temperature between 80 DEG C -150 DEG C.
In the production method of the marine aluminum alloy plate that the present invention is provided, Jing foundings obtain aluminium alloy cast ingot, the mass content of strict control alloying element magnesium in fusion-casting process so as between 4.0-4.5%；Homogenization heat treatment of the soaking temperature between 430 DEG C -500 DEG C is carried out to aluminium alloy cast ingot；Aluminium alloy cast ingot of the heating through homogenization heat treatment；Hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, aluminum alloy plate materials are obtained；Aluminum alloy plate materials are carried out with high temperature pre-annealing of the annealing temperature more than 300 DEG C；The cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing；To carrying out Stabilizing Heat Treatment through cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed.The production method of above-mentioned marine aluminum alloy plate, the mass content of strict control magnesium elements, and cooperated by homogenization heat treatment, heating, hot rolling, high temperature pre-annealing, cold rolling and stabilization processes operation, the corrosion resistance of marine aluminum alloy plate is finally improved, and then meets use requirement of the marine aluminum alloy plate compared with high corrosion resistance.
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing to be used needed for embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Description of the drawings
Fig. 1 is the schematic flow sheet of the embodiment one of the production method of marine aluminum alloy plate provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the embodiment two of the production method of marine aluminum alloy plate provided in an embodiment of the present invention.
Specific embodiment
The invention provides a kind of production method of marine aluminum alloy plate, improves the corrosion resistance of marine aluminum alloy plate, and then meet use requirement of the marine aluminum alloy plate compared with high corrosion resistance.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Accompanying drawing 1-2 is refer to, Fig. 1 is the schematic flow sheet of the embodiment one of the production method of marine aluminum alloy plate provided in an embodiment of the present invention；Fig. 2 is the schematic flow sheet of the embodiment two of the production method of marine aluminum alloy plate provided in an embodiment of the present invention.
Accompanying drawing 1 is refer to, Fig. 1 is the schematic flow sheet of the embodiment one of the production method of marine aluminum alloy plate provided in an embodiment of the present invention, and concrete grammar is as follows：
S101) founding aluminium alloy obtains aluminium alloy cast ingot, and the proportion shared by alloying element is controlled in fusion-casting process, and the mass content of selection magnesium is between 4.0-4.5%：
Consider the chemical property of magnesium, in order to improve the corrosion resistance of aluminum alloy plate materials, the mass content of strict control magnesium so as between 4.0-4.5%；
S102 homogenization heat treatment of the soaking temperature between 430 DEG C -500 DEG C) is carried out to the aluminium alloy cast ingot that Jing foundings are formed：
By carrying out homogenization heat treatment within the temperature range of 430 DEG C -500 DEG C, the quality and its intensity of aluminium alloy cast ingot is improved；
S103) aluminium alloy cast ingot through homogenization heat treatment is heated：
In heating process, heating-up temperature is between 450-480 DEG C；
S104) hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, obtains aluminum alloy plate materials：
By hot rolling, enable aluminum alloy to ingot casting and produce larger deformation, obtain aluminum alloy plate materials；
S105) aluminum alloy plate materials are carried out with high temperature pre-annealing of the annealing temperature more than 300 DEG C：
High temperature pre-annealing by annealing temperature more than 300 DEG C, interior tissue, the performance for enabling aluminum alloy to sheet material is more uniform, improves the plasticity and toughness of aluminum alloy plate materials, is easy to the development of rear portion cold-rolling process；
S106) the cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing：
By cold rolling, further enable aluminum alloy to sheet material and deform, this time deflection is less, obtain the satisfactory aluminum alloy plate materials of thickness；
S107) to carrying out Stabilizing Heat Treatment through cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed：
To carrying out Stabilizing Heat Treatment through cold rolling aluminum alloy plate materials, i.e., aluminum alloy plate materials are incubated, the mechanical property and corrosion resistance of stable aluminum alloy plate materials.
In the production method of the marine aluminum alloy plate that the present invention is provided, Jing foundings obtain aluminium alloy cast ingot, the mass content of strict control alloying element magnesium in fusion-casting process so as between 4.0-4.5%；Homogenization heat treatment of the soaking temperature between 430 DEG C -500 DEG C is carried out to aluminium alloy cast ingot；Aluminium alloy cast ingot of the heating through homogenization heat treatment；Hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, aluminum alloy plate materials are obtained；Aluminum alloy plate materials are carried out with high temperature pre-annealing of the annealing temperature more than 300 DEG C；The cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing；To carrying out Stabilizing Heat Treatment through cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed.The production method of above-mentioned marine aluminum alloy plate, the mass content of strict control magnesium elements, and cooperated by homogenization heat treatment, heating, hot rolling, high temperature pre-annealing, cold rolling and stabilization processes operation, the corrosion resistance of marine aluminum alloy plate is finally improved, and then meets use requirement of the marine aluminum alloy plate compared with high corrosion resistance.
Accompanying drawing 2 is refer to, Fig. 2 is the schematic flow sheet of the embodiment two of the production method of marine aluminum alloy plate provided in an embodiment of the present invention, and concrete grammar is as follows：
S201) founding aluminium alloy obtains aluminium alloy cast ingot, and the proportion shared by alloying element is controlled in fusion-casting process, and the mass content of selection magnesium is between 4.0-4.5%：
Consider the chemical property of magnesium, in order to improve the corrosion resistance of aluminum alloy plate materials, the mass content of strict control magnesium so as between 4.0-4.5%；
S202 the homogenization heat treatment that soaking temperature is 450 DEG C, soaking time is 20 hours) is carried out to the aluminium alloy cast ingot that Jing foundings are formed：
By carrying out homogenization heat treatment at a temperature of 450 DEG C, the time for homogenizing heat treatment is 20 hours, is effectively improved the quality and its intensity of aluminium alloy cast ingot；
S203) aluminium alloy cast ingot through homogenization heat treatment is heated：
In heating process, heating-up temperature is between 450-480 DEG C；
S204) hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, obtains aluminum alloy plate materials：
By hot rolling, enable aluminum alloy to ingot casting and produce larger deformation, obtain aluminum alloy plate materials；
S205) aluminum alloy plate materials are carried out with the high temperature pre-annealing that annealing temperature is 330-380 DEG C：
By the high temperature pre-annealing that annealing temperature is 330-380 DEG C, interior tissue, the performance for enabling aluminum alloy to sheet material is more uniform, improves the plasticity and toughness of aluminum alloy plate materials, is easy to the development of rear portion cold-rolling process；
S206) the cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing：
By cold rolling, further enable aluminum alloy to sheet material and deform, this time deflection is less, obtain the satisfactory aluminum alloy plate materials of thickness；
S207) to carrying out Stabilizing Heat Treatment of the treatment temperature between 80 DEG C -150 DEG C through cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed：
To carrying out Stabilizing Heat Treatment through cold rolling aluminum alloy plate materials, Stabilizing Heat Treatment temperature is incubated between 80 DEG C -150 DEG C between 80 DEG C -150 DEG C to aluminum alloy plate materials, effectively stabilizes the mechanical property and corrosion resistance of aluminum alloy plate materials.
In the production method of above-mentioned marine aluminum alloy plate, soaking temperature, annealing temperature and Stabilizing Heat Treatment temperature can also be other values, as long as the corrosion resistance and mechanical property of marine aluminum alloy plate can be improved, the present invention does not make specifically defined to this.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.Various modifications to these embodiments will be apparent for those skilled in the art, and generic principles defined herein can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (4)
1. a kind of production method of marine aluminum alloy plate, it is characterised in that include：
1) founding aluminium alloy obtains aluminium alloy cast ingot, and the proportion shared by alloying element is controlled in fusion-casting process, and the mass content of selection magnesium is between 4.0-4.5%；
2) homogenization heat treatment of the soaking temperature between 430 DEG C -500 DEG C is carried out to the aluminium alloy cast ingot that Jing foundings are formed；
3) aluminium alloy cast ingot through homogenization heat treatment is heated；
4) hot rolling is carried out to the aluminium alloy cast ingot through heating using aximal deformation value rolling mill practice, obtains aluminum alloy plate materials；
5) aluminum alloy plate materials are carried out with high temperature pre-annealing of the annealing temperature more than 300 DEG C；
6) the cold rolling of small deformation amount is carried out to the aluminum alloy plate materials through high temperature pre-annealing；
7) to carrying out Stabilizing Heat Treatment through the cold rolling aluminum alloy plate materials, aluminum alloy plate materials finished product is formed.
2. the production method of marine aluminum alloy plate according to claim 1, it is characterised in that the step 2) described in soaking temperature be 450 DEG C, soaking time is 20 hours.
3. the production method of marine aluminum alloy plate according to claim 1, it is characterised in that the step 5) described in annealing temperature be 330-380 DEG C.
4. the production method of marine aluminum alloy plate according to claim 3, it is characterised in that the step 7) in Stabilizing Heat Treatment temperature between 80 DEG C -150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735550.2A CN106637005A (en) | 2015-11-03 | 2015-11-03 | Marine aluminum alloy plate production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735550.2A CN106637005A (en) | 2015-11-03 | 2015-11-03 | Marine aluminum alloy plate production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106637005A true CN106637005A (en) | 2017-05-10 |
Family
ID=58809853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510735550.2A Withdrawn CN106637005A (en) | 2015-11-03 | 2015-11-03 | Marine aluminum alloy plate production method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106637005A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238229A (en) * | 2019-07-06 | 2019-09-17 | 深圳万佳互动科技有限公司 | A kind of manufacturing method of aluminum alloy plate materials |
| CN111331242A (en) * | 2019-10-17 | 2020-06-26 | 北京艾路浦科技发展有限公司 | Friction stir welding integral wallboard and production method thereof |
-
2015
- 2015-11-03 CN CN201510735550.2A patent/CN106637005A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238229A (en) * | 2019-07-06 | 2019-09-17 | 深圳万佳互动科技有限公司 | A kind of manufacturing method of aluminum alloy plate materials |
| CN111331242A (en) * | 2019-10-17 | 2020-06-26 | 北京艾路浦科技发展有限公司 | Friction stir welding integral wallboard and production method thereof |
| CN111331242B (en) * | 2019-10-17 | 2021-12-03 | 北京艾路浦科技发展有限公司 | Friction stir welding integral wallboard and production method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106435302B (en) | A kind of corrosion-resistant and high-temperature resistant aluminium alloy extrusions and preparation method thereof | |
| CN106350716B (en) | A kind of high intensity appearance member aluminum alloy materials and preparation method thereof | |
| CN100453671C (en) | Al-Mg-Si-Cu alloy for automobile and its production process | |
| CN109207814A (en) | With the 5 line aluminium alloy Strips and its manufacturing method of good gloss degree after anodic oxidation | |
| CN103243247A (en) | Aluminum alloy and preparation method thereof | |
| CN104694800A (en) | High-strength light Al-Mg-Zn alloy | |
| RU2464333C1 (en) | Titanium plate | |
| CN110042273A (en) | A kind of copper alloy with high strength and high conductivity pipe and preparation method thereof | |
| CN103572112A (en) | Aluminum alloy sheet that exhibits excellent surface quality after anodizing and method for producing the same | |
| CN106756672B (en) | A kind of processing method of raising automobile using Al Mg Si Cu systems alloy strength | |
| CN108396206A (en) | A kind of Al-Mg-Zn aluminium alloy welding wires and preparation method thereof | |
| CN110983115B (en) | Improved 3003 aluminum alloy strip and preparation method and application thereof | |
| CN103320729B (en) | Preparation method of Al-Mg alloy plate for automobile body | |
| CN107190182A (en) | A kind of aluminum alloy wire and preparation method thereof | |
| CN106435308A (en) | High-hardness corrosion resistant aluminum alloy profile and preparation method thereof | |
| CN103484771A (en) | High-aluminum low-density medium-thickness steel plate for ocean platform and preparation method thereof | |
| CN105951009B (en) | A kind of Technology for Heating Processing of aluminium alloy | |
| CN103255323B (en) | Al-Mg-Zn-Cu alloy and preparation method thereof | |
| CN102489512A (en) | Production method for marine aluminum alloy plate | |
| CN104561681A (en) | 6016 aluminium alloy sheet for automotive body and production method of 6016 aluminium alloy sheet | |
| CN103924175B (en) | Stabilized heat treatment process capable of improving corrosion resistance of aluminum-magnesium alloy containing Zn and Er | |
| CN101912877A (en) | Method for deep-drawing 3140 aluminum alloy strip | |
| CN103958711A (en) | Plate-like conductor for bus bar, and bus bar comprising same | |
| CN106637005A (en) | Marine aluminum alloy plate production method | |
| CN102421924A (en) | Aluminum strip rich in manganese and magnesium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170510 |
|
| WW01 | Invention patent application withdrawn after publication |