CN113894503A - Processing technology for aluminum alloy rod for extrusion - Google Patents
Processing technology for aluminum alloy rod for extrusion Download PDFInfo
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- CN113894503A CN113894503A CN202111196738.6A CN202111196738A CN113894503A CN 113894503 A CN113894503 A CN 113894503A CN 202111196738 A CN202111196738 A CN 202111196738A CN 113894503 A CN113894503 A CN 113894503A
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 143
- 238000001125 extrusion Methods 0.000 title claims abstract description 16
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 27
- 238000002844 melting Methods 0.000 claims description 26
- 230000008018 melting Effects 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 238000005266 casting Methods 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- 229910052782 aluminium Inorganic materials 0.000 claims description 20
- 238000011179 visual inspection Methods 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000005498 polishing Methods 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
- 238000002372 labelling Methods 0.000 claims description 4
- 238000010309 melting process Methods 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000007514 turning Methods 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Abstract
The invention discloses a processing technology for an aluminum alloy rod for extrusion, which belongs to the field of aluminum alloy processing. The invention has mature process and high production efficiency, and the processing procedure is added in the processing, so that the smoothness of the surface of the aluminum alloy rod can be ensured, the working strength of the processed aluminum alloy rod can be ensured, the processed aluminum alloy rod can be suitable for various fields, the use requirement can be met, the processing efficiency can be ensured, the batch production can be improved, the processing quality can be ensured, and the use requirement can be improved.
Description
Technical Field
The invention belongs to the technical field of aluminum alloy processing, and particularly relates to a processing technology for an aluminum alloy rod for extrusion.
Background
Aluminum alloys are the most widely used class of non-ferrous structural materials in industry. Have found numerous applications in the aerospace, automotive, machinery, marine and chemical industries. The rapid development of industrial economy has increased the demand for aluminum alloy welded structural members, and the research on the weldability of aluminum alloys is also deepened.
The processing technology for the aluminum alloy rod for extrusion is widely applied at present.
However, the existing processing technology of the aluminum alloy rod has the problems that the purity of the aluminum alloy rod is low due to rough processing technology, the production efficiency is low, and the surface roughness of the processed aluminum alloy rod cannot be influenced by cleaning.
Therefore, the processing technology for the aluminum alloy rod for extrusion is very necessary.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides a processing technology for an aluminum alloy rod for extrusion, which is realized by the following technical scheme:
the processing technology for the aluminum alloy rod for extrusion specifically comprises the following steps:
the method comprises the following steps: preparing raw materials, namely preparing 0.3-0.5% of iron, 0.2-0.3% of copper, 0.5-0.8% of steel, 2.0-3.0% of silicon and the balance of aluminum, treating the aluminum material, removing impurities from the aluminum material through a vibrating mesh screen, adsorbing and removing iron impurities in the aluminum material through a permanent magnet block, collecting filtered impurities through a nylon mesh bag, collecting the filtered aluminum material, and preparing a melting process;
step two: the raw material mixing processing comprises the following specific operations:
the first step is as follows: melting raw materials, namely pouring iron, copper, steel and silicon into a melting furnace together for high-temperature melting, mixing and stirring, then taking out impurities and floating objects on the surface of the solution through a high-temperature spoon, controlling the melting temperature and the melting time, leading out the melted liquid through a pipeline, and preparing for mixing operation;
the second step is that: mixing molten liquid, namely performing molding treatment operation on the molten liquid through a molding die, performing cooling treatment during molding, taking out after molding treatment, preparing an aluminum alloy rod casting, and performing deep processing operation;
the third step: deep processing operation of the aluminum alloy rod casting, namely placing the formed aluminum alloy rod casting on a machine tool to perform surface polishing operation, and removing burrs and chips;
step three: the aluminum alloy rod processing operation after machining and forming comprises the following specific operations:
the first step is as follows: the method comprises the following steps of (1) aluminum alloy rod processing operation, turning the processed aluminum alloy rod casting, detecting the surface roughness of the aluminum alloy rod casting through a roughness detector, polishing through abrasive paper to remove particles on the surface of the aluminum alloy rod casting, performing visual inspection, and forming the aluminum alloy rod accurately and wrongly after the visual inspection, namely performing the next process;
the second step is that: straightening the aluminum alloy rod, namely straightening the processed aluminum alloy rod by using a straightening machine, and simultaneously measuring by using a measuring scale, wherein after the measured parameters are accurate, the subsequent treatment operation can be carried out;
step four: the aluminum alloy rod processing rear view inspection storage operation comprises the following steps:
the first step is as follows: the aluminum alloy rod is processed and visually inspected, the smoothness of the surface of the aluminum alloy rod is mainly inspected through manual visual inspection, meanwhile, whether pits and damage exist on the surface of the aluminum alloy rod is visually inspected, and labeling and storage are carried out after the visual inspection is qualified;
the second step is that: the anti-confusion processing operation of the aluminum alloy rods, namely distinguishing the labeled aluminum alloy rods through anti-confusion patches, carrying out the processing operation in a manual visual inspection and pasting mode, or carrying out marking operation through a laser instrument, and after the anti-confusion processing operation, stacking and storing the aluminum alloy rods in sequence;
step five: after-treatment of the aluminum alloy rods, namely taking and placing the aluminum alloy rods according to requirements when the aluminum alloy rods are used, avoiding collision between the rods when the aluminum alloy rods are taken and placed, separating the rods through sponge blocks, leaving ventilation gaps between the rods, and collecting the processing excess materials of the aluminum alloy rods;
step six: aluminum alloy pole stock, during the aluminum alloy pole stock, the light-resistant is dampproofing, brushes one deck oxidation barrier on aluminum alloy pole surface to leave between every layer of aluminum alloy pole and get and put the space, during the transportation, avoid rocking the striking, the stock time is no longer than 5 years.
Preferably, in the step one, the steel material is stainless steel material.
Preferably, in the second step, the melting temperature in the first step is set to be less than or equal to 750 ℃, and the melting time is set to be 6-8 h.
Preferably, in the second step, the cooling treatment in the second step is air cooling or water cooling.
Preferably, in step three, the number of sanding in the first step is set to 3-5, and fine sandpaper is used.
Preferably, in the third step, the straightening bending degree of the aluminum alloy rod in the second step is not more than 1-2 degrees.
Preferably, in step four, the anti-confusion patch in the second step is a convenience patch.
Preferably, in step five, the ventilation gap is set to be 3-5 cm.
Preferably, in the sixth step, a resin layer is used as the oxidation preventing layer.
Compared with the prior art, the invention has the following beneficial effects: the processing technology for the aluminum alloy rod for extrusion is widely applied to the technical field of aluminum alloy processing. The invention has mature process and high production efficiency, and the processing procedure is added in the processing, so that the smoothness of the surface of the aluminum alloy rod can be ensured, the working strength of the processed aluminum alloy rod can be ensured, the processed aluminum alloy rod can be suitable for various fields, the use requirement can be met, the processing efficiency can be ensured, the batch production can be improved, the processing quality can be ensured, and the use requirement can be improved.
Drawings
Fig. 1 is a flow chart of a processing process for an aluminum alloy rod for extrusion.
FIG. 2 is a flow chart of a raw material mixing process.
FIG. 3 is a flow chart of the post-forming aluminum alloy rod processing operation.
FIG. 4 is a flow chart of the aluminum alloy rod machining rear view inspection storage operation.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in the attached drawing 1, the processing technology for the aluminum alloy rod for extrusion specifically comprises the following steps:
s101: preparing raw materials, namely preparing 0.3-0.5% of iron, 0.2-0.3% of copper, 0.5-0.8% of steel, 2.0-3.0% of silicon and the balance of aluminum, treating the aluminum material, removing impurities from the aluminum material through a vibrating mesh screen, adsorbing and removing iron impurities in the aluminum material through a permanent magnet block, collecting filtered impurities through a nylon mesh bag, collecting the filtered aluminum material, and preparing a melting process;
s102: the raw material mixing processing treatment, as shown in the attached figure 2, comprises the following steps:
s201: melting raw materials, namely pouring iron, copper, steel and silicon into a melting furnace together for high-temperature melting, mixing and stirring, then taking out impurities and floating objects on the surface of the solution through a high-temperature spoon, controlling the melting temperature and the melting time, leading out the melted liquid through a pipeline, and preparing for mixing operation;
s202: mixing molten liquid, namely performing molding treatment operation on the molten liquid through a molding die, performing cooling treatment during molding, taking out after molding treatment, preparing an aluminum alloy rod casting, and performing deep processing operation;
s203: deep processing operation of the aluminum alloy rod casting, namely placing the formed aluminum alloy rod casting on a machine tool to perform surface polishing operation, and removing burrs and chips;
s103: the aluminum alloy rod processing operation after machining and forming, as shown in the attached figure 3, comprises the following steps:
s301: the method comprises the following steps of (1) aluminum alloy rod processing operation, turning the processed aluminum alloy rod casting, detecting the surface roughness of the aluminum alloy rod casting through a roughness detector, polishing through abrasive paper to remove particles on the surface of the aluminum alloy rod casting, performing visual inspection, and forming the aluminum alloy rod accurately and wrongly after the visual inspection, namely performing the next process;
s302: straightening the aluminum alloy rod, namely straightening the processed aluminum alloy rod by using a straightening machine, and simultaneously measuring by using a measuring scale, wherein after the measured parameters are accurate, the subsequent treatment operation can be carried out;
s104: the aluminum alloy rod processing rear view inspection storage operation comprises the following specific operations as shown in the attached figure 4:
s401: the aluminum alloy rod is processed and visually inspected, the smoothness of the surface of the aluminum alloy rod is mainly inspected through manual visual inspection, meanwhile, whether pits and damage exist on the surface of the aluminum alloy rod is visually inspected, and labeling and storage are carried out after the visual inspection is qualified;
s402: the anti-confusion processing operation of the aluminum alloy rods, namely distinguishing the labeled aluminum alloy rods through anti-confusion patches, carrying out the processing operation in a manual visual inspection and pasting mode, or carrying out marking operation through a laser instrument, and after the anti-confusion processing operation, stacking and storing the aluminum alloy rods in sequence;
s105: after-treatment of the aluminum alloy rods, namely taking and placing the aluminum alloy rods according to requirements when the aluminum alloy rods are used, avoiding collision between the rods when the aluminum alloy rods are taken and placed, separating the rods through sponge blocks, leaving ventilation gaps between the rods, and collecting the processing excess materials of the aluminum alloy rods;
s106: aluminum alloy pole stock, during the aluminum alloy pole stock, the light-resistant is dampproofing, brushes one deck oxidation barrier on aluminum alloy pole surface to leave between every layer of aluminum alloy pole and get and put the space, during the transportation, avoid rocking the striking, the stock time is no longer than 5 years.
Preferably, in S101, the steel material is a stainless steel material.
Preferably, in S102, the melting temperature in S201 is set to 750 ℃ or less, and the melting time is set to 6-8 h.
Preferably, in S102, the cooling process in S202 is air cooling or water cooling.
Preferably, in S103, the number of sanding times in S301 is set to 3-5 times, and fine sandpaper is used.
Preferably, in S103, the straightening bending degree of the aluminum alloy rod in S302 is not more than 1-2 degrees.
Preferably, in S104, the anti-confusion patch in S402 is a convenience patch.
Preferably, in S105, the ventilation gap is set to 3-5 cm.
Preferably, in S106, a resin layer is used as the oxidation preventing layer.
Detailed description of the preferred embodiment
1. Preparing raw materials, namely preparing 0.3-0.5% of iron, 0.2-0.3% of copper, 0.5-0.8% of steel, 2.0-3.0% of silicon and the balance of aluminum, treating the aluminum material, removing impurities from the aluminum material through a vibrating mesh screen, adsorbing and removing iron impurities in the aluminum material through a permanent magnet block, collecting filtered impurities through a nylon mesh bag, collecting the filtered aluminum material, and preparing a melting process;
2. the raw material mixing processing comprises the following specific operations:
the first step is as follows: melting raw materials, namely pouring iron, copper, steel and silicon into a melting furnace together for high-temperature melting, mixing and stirring, then taking out impurities and floating objects on the surface of the solution through a high-temperature spoon, controlling the melting temperature and the melting time, leading out the melted liquid through a pipeline, and preparing for mixing operation;
the second step is that: mixing molten liquid, namely performing molding treatment operation on the molten liquid through a molding die, performing cooling treatment during molding, taking out after molding treatment, preparing an aluminum alloy rod casting, and performing deep processing operation;
the third step: deep processing operation of the aluminum alloy rod casting, namely placing the formed aluminum alloy rod casting on a machine tool to perform surface polishing operation, and removing burrs and chips;
3. the aluminum alloy rod processing operation after machining and forming comprises the following specific operations:
the first step is as follows: the method comprises the following steps of (1) aluminum alloy rod processing operation, turning the processed aluminum alloy rod casting, detecting the surface roughness of the aluminum alloy rod casting through a roughness detector, polishing through abrasive paper to remove particles on the surface of the aluminum alloy rod casting, performing visual inspection, and forming the aluminum alloy rod accurately and wrongly after the visual inspection, namely performing the next process;
the second step is that: straightening the aluminum alloy rod, namely straightening the processed aluminum alloy rod by using a straightening machine, and simultaneously measuring by using a measuring scale, wherein after the measured parameters are accurate, the subsequent treatment operation can be carried out;
4. the aluminum alloy rod processing rear view inspection storage operation comprises the following steps:
the first step is as follows: the aluminum alloy rod is processed and visually inspected, the smoothness of the surface of the aluminum alloy rod is mainly inspected through manual visual inspection, meanwhile, whether pits and damage exist on the surface of the aluminum alloy rod is visually inspected, and labeling and storage are carried out after the visual inspection is qualified;
the second step is that: the anti-confusion processing operation of the aluminum alloy rods, namely distinguishing the labeled aluminum alloy rods through anti-confusion patches, carrying out the processing operation in a manual visual inspection and pasting mode, or carrying out marking operation through a laser instrument, and after the anti-confusion processing operation, stacking and storing the aluminum alloy rods in sequence;
5. after-treatment of the aluminum alloy rods, namely taking and placing the aluminum alloy rods according to requirements when the aluminum alloy rods are used, avoiding collision between the rods when the aluminum alloy rods are taken and placed, separating the rods through sponge blocks, leaving ventilation gaps between the rods, and collecting the processing excess materials of the aluminum alloy rods;
6. aluminum alloy pole stock, during the aluminum alloy pole stock, the light-resistant is dampproofing, brushes one deck oxidation barrier on aluminum alloy pole surface to leave between every layer of aluminum alloy pole and get and put the space, during the transportation, avoid rocking the striking, the stock time is no longer than 5 years.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (5)
1. The processing technology for the aluminum alloy rod for extrusion is characterized by comprising the following steps:
the method comprises the following steps: preparing raw materials, namely preparing 0.3-0.5% of iron, 0.2-0.3% of copper, 0.5-0.8% of steel, 2.0-3.0% of silicon and the balance of aluminum, treating the aluminum material, removing impurities from the aluminum material through a vibrating mesh screen, adsorbing and removing iron impurities in the aluminum material through a permanent magnet block, collecting filtered impurities through a nylon mesh bag, collecting the filtered aluminum material, and preparing a melting process;
step two: the raw material mixing processing comprises the following specific operations:
the first step is as follows: melting raw materials, namely pouring iron, copper, steel and silicon into a melting furnace together for high-temperature melting, mixing and stirring, then taking out impurities and floating objects on the surface of the solution through a high-temperature spoon, controlling the melting temperature and the melting time, leading out the melted liquid through a pipeline, and preparing for mixing operation;
the second step is that: mixing molten liquid, namely performing molding treatment operation on the molten liquid through a molding die, performing cooling treatment during molding, taking out after molding treatment, preparing an aluminum alloy rod casting, and performing deep processing operation;
the third step: deep processing operation of the aluminum alloy rod casting, namely placing the formed aluminum alloy rod casting on a machine tool to perform surface polishing operation, and removing burrs and chips;
step three: the aluminum alloy rod processing operation after machining and forming comprises the following specific operations:
the first step is as follows: the method comprises the following steps of (1) aluminum alloy rod processing operation, turning the processed aluminum alloy rod casting, detecting the surface roughness of the aluminum alloy rod casting through a roughness detector, polishing through abrasive paper to remove particles on the surface of the aluminum alloy rod casting, performing visual inspection, and forming the aluminum alloy rod accurately and wrongly after the visual inspection, namely performing the next process;
the second step is that: straightening the aluminum alloy rod, namely straightening the processed aluminum alloy rod by using a straightening machine, and simultaneously measuring by using a measuring scale, wherein after the measured parameters are accurate, the subsequent treatment operation can be carried out;
step four: the aluminum alloy rod processing rear view inspection storage operation comprises the following steps:
the first step is as follows: the aluminum alloy rod is processed and visually inspected, the smoothness of the surface of the aluminum alloy rod is mainly inspected through manual visual inspection, meanwhile, whether pits and damage exist on the surface of the aluminum alloy rod is visually inspected, and labeling and storage are carried out after the visual inspection is qualified;
the second step is that: the anti-confusion processing operation of the aluminum alloy rods, namely distinguishing the labeled aluminum alloy rods through anti-confusion patches, carrying out the processing operation in a manual visual inspection and pasting mode, or carrying out marking operation through a laser instrument, and after the anti-confusion processing operation, stacking and storing the aluminum alloy rods in sequence;
step five: after-treatment of the aluminum alloy rods, namely taking and placing the aluminum alloy rods according to requirements when the aluminum alloy rods are used, avoiding collision between the rods when the aluminum alloy rods are taken and placed, separating the rods through sponge blocks, leaving ventilation gaps between the rods, and collecting the processing excess materials of the aluminum alloy rods;
step six: aluminum alloy pole stock, during the aluminum alloy pole stock, the light-resistant is dampproofing, brushes one deck oxidation barrier on aluminum alloy pole surface to leave between every layer of aluminum alloy pole and get and put the space, during the transportation, avoid rocking the striking, the stock time is no longer than 5 years.
2. The process for manufacturing an aluminum alloy rod for extrusion as set forth in claim 1, wherein in the first step, the steel material is a stainless steel material.
3. A process for manufacturing an aluminum alloy rod for extrusion as set forth in claim 1, wherein in the second step, the melting temperature in the first step is set to 750 ℃ or less, and the melting time is set to 6 to 8 hours.
4. A process for manufacturing an aluminum alloy rod for extrusion as set forth in claim 1, wherein in the second step, the cooling treatment in the second step is an air cooling or water cooling method.
5. The process for manufacturing an aluminum alloy rod for extrusion as set forth in claim 1, wherein in step three, the number of times of sanding in the first step is set to 3 to 5 times, and fine sandpaper is used.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT195582B (en) * | 1955-08-01 | 1958-02-10 | Metallgesellschaft Ag | Process for the production of bimetal castings from an iron material, in particular steel, and aluminum or an aluminum alloy |
| CN1795068A (en) * | 2003-03-26 | 2006-06-28 | 昭和电工株式会社 | Horizontally continuously cast rod of aluminum alloy and method and equipment for producing the rod |
| CN102615139A (en) * | 2012-04-01 | 2012-08-01 | 江苏格林威尔金属材料科技有限公司 | Continuous extrusion process of circular aluminum alloy pipe |
| CN105483469A (en) * | 2015-12-21 | 2016-04-13 | 常熟市佳泰金属材料有限公司 | High-toughness aluminium alloy steel pipe |
| CN107803626A (en) * | 2017-10-23 | 2018-03-16 | 浙江跃进机械有限公司 | A kind of manufacture method of Stainless-steel fibre aluminum connecting rod |
| CN111471900A (en) * | 2019-01-24 | 2020-07-31 | 杨红钧 | Production process of alloy round aluminum rod |
| CN111958179A (en) * | 2020-07-24 | 2020-11-20 | 张家港市佳旭金属材料有限公司 | Titanium welded pipe and method for manufacturing titanium welded pipe |
-
2021
- 2021-10-14 CN CN202111196738.6A patent/CN113894503A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT195582B (en) * | 1955-08-01 | 1958-02-10 | Metallgesellschaft Ag | Process for the production of bimetal castings from an iron material, in particular steel, and aluminum or an aluminum alloy |
| CN1795068A (en) * | 2003-03-26 | 2006-06-28 | 昭和电工株式会社 | Horizontally continuously cast rod of aluminum alloy and method and equipment for producing the rod |
| CN102615139A (en) * | 2012-04-01 | 2012-08-01 | 江苏格林威尔金属材料科技有限公司 | Continuous extrusion process of circular aluminum alloy pipe |
| CN105483469A (en) * | 2015-12-21 | 2016-04-13 | 常熟市佳泰金属材料有限公司 | High-toughness aluminium alloy steel pipe |
| CN107803626A (en) * | 2017-10-23 | 2018-03-16 | 浙江跃进机械有限公司 | A kind of manufacture method of Stainless-steel fibre aluminum connecting rod |
| CN111471900A (en) * | 2019-01-24 | 2020-07-31 | 杨红钧 | Production process of alloy round aluminum rod |
| CN111958179A (en) * | 2020-07-24 | 2020-11-20 | 张家港市佳旭金属材料有限公司 | Titanium welded pipe and method for manufacturing titanium welded pipe |
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