CN108746447A - A kind of anticorodal forge piece manufacturing process - Google Patents

A kind of anticorodal forge piece manufacturing process Download PDF

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Publication number
CN108746447A
CN108746447A CN201810470268.XA CN201810470268A CN108746447A CN 108746447 A CN108746447 A CN 108746447A CN 201810470268 A CN201810470268 A CN 201810470268A CN 108746447 A CN108746447 A CN 108746447A
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ring
temperature
forging
anticorodal
billet
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CN108746447B (en
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王健
卢雅琳
周东帅
李仁兴
徐文婷
宋雷鹏
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Jiangsu University of Technology
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Jiangsu University of Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/002Hybrid process, e.g. forging following casting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H1/00Making articles shaped as bodies of revolution
    • B21H1/06Making articles shaped as bodies of revolution rings of restricted axial length
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon

Abstract

The present invention discloses a kind of anticorodal forge piece manufacturing process, which includes the following steps:Stock, heating, multiaxis forging, machining, heating, saddle support reaming, heating, rolling ring, machining, annealing, solution hardening, cold pressing deformation, timeliness etc., wherein aging treatment method is:First order timeliness:Ring forging room temperature shove charge after cold pressing is warming up to 90-110 DEG C and keeps the temperature 1-3h, air-cooled;Second level timeliness, ring keep the temperature 4-8h at 150-160 DEG C to warm shove charge, air-cooled after completion of prescription.

Description

A kind of anticorodal forge piece manufacturing process
Technical field
The present invention relates to aluminium alloy forming and heat treatment process, more particularly to one kind being suitable for 2A14 anticorodals The production technology of ring forging.
Background technology
2A14 aluminium alloys are Al-Cu-Mg series high strength wrought alloys, which has processing performance good, and thermoplasticity is good And the advantages that heat-resist, it is mainly used for complex-shaped or heat-resisting solderable structural member, open die forgings and precision die forgings, is boat The important materials in the fields such as empty space flight and communications and transportation.With the fast development of China's aerospace industry, 2A14 aluminum alloy rings The use demand of forging is increasing, higher and higher to the uniformity and stability requirement of ring structure property, to ring at Shape and heat treatment process also proposed requirements at the higher level.In production, although 2A14 aluminum alloy ring forging simple shapes, have thin Wall, the isostructural particularity of major diameter.Traditional open die forging+machining method, production efficiency is not high, stock utilization It is low, larger tonnage is needed, and deformation is uneven, deflection is not easy to control;Existing multiaxis forging+milling ring technological process, because forging, Roll over ring process shaping characteristic, 2A14 aluminum alloy rings forging there are it is each to deform it is uneven, deflection is inconsistent, and structure property is each The anisotropy of the problems such as anisotropy is big, mechanical property is particularly evident, especially easily occurs that radial extent rate is relatively low to cause product Underproof situation.Though performance can meet technology requirement after the heat treatment process processing after optimized, due to ring forging tissue Directionality cause to cut, three diameter, axis direction mechanical properties it is inconsistent, especially elongation is very low, and surplus capacity is smaller, slightly wave Dynamic just occur that properties of product are unqualified, and therefore, it is difficult to meet aerospace field to be used for requiring.
Invention content
The present invention is directed to the disadvantage in above-mentioned existing production technology, provides a kind of high strength anti-corrosion 2A14 aluminium conjunction reasonable for structure Bodkin part production technology, and by optimization heat treatment process, the anisotropy of aluminum alloy ring forging tissue and performance is effectively reduced, Improve the comprehensive mechanical property and resistance to corrosion of product.
To achieve the above object, a kind of anticorodal forge piece manufacturing process disclosed by the invention, used work Skill scheme includes the following steps:
(1) it stocks up:By H112 state aluminum alloy round bar stock saw cuttings to process requirement, raw material are obtained;
(2) it heats:Raw material obtained by step (1) are warming up to 400 ± 5 DEG C, then with 50 DEG C/h in room temperature shove charge by power Heating rate keeps the temperature 6h after being warming up to 460 ± 5 DEG C, obtains soaking raw material;
(3) multiaxis forges:Soaking raw material obtained by step (2) are forged, it is 420-460 DEG C to keep initial forging temperature, Final forging temperature >=400 DEG C carry out three upsettings two on 3600T hydraulic presses and pull out multiaxis hammer cogging, and the forging process is:First Z-direction Jumping-up 1 time, then X is to upsetting pull 1 time, Y-direction upsetting pull 1 time, then chamfered edge, round as a ball, jumping-up, planar end surface, last punching, after obtaining punching Blank;
(4) it machines, heat:Blank after punching obtained by step (3) is air-cooled to room temperature, ring billet is cleared up with horizontal lathe After surfaces externally and internally defect, ring billet room temperature shove charge keeps the temperature 2-4h after being heated to 440 ± 5 DEG C, obtains ring billet;
(5) saddle support reaming, heating:Using being preheated to 400 ± 5 DEG C of plug by ring billet reaming obtained by step (4) to technique Ring billet after reaming is melted down and keeps the temperature 2-4h after being heated to 440 ± 5 DEG C by size again, obtains reaming heating ring billet;
(6) ring is rolled over:Using 5 meters of diameter axial direction numerical control rolling machines with the feed rate of idle roll of 0.1mm/s~0.5mm/s 200 Reaming heating ring billet uniformly continuous obtained by step (5) is rolled over into system to process, the ring for the system of must rolling in~440 DEG C of temperature sections;
(7) it machines, anneal, solution hardening:The ring of step (6) rolling system is transferred to ground to keep flat, waits for complete cooling After machine upper and lower end face, by the ring room temperature shove charge after machining, after being heated to 400 ± 3 DEG C of heat preservation 30min, with 50 DEG C/h Heating rate is continuously heating to 500 ± 3 DEG C of solid solution heat preservation 3h, and quenching shift time≤10s, quenching water temperature is 40-50 DEG C, quenching Time 15-20min obtains the ring forging after solution hardening;
(8) cold pressing deformation:Ring forging after solution hardening obtained by step (7) is subjected to 6-7% axially cold pressing deformations, is obtained cold Ring forging after pressure;
(9) timeliness:Ring forging after cold pressing obtained by step (8) is subjected to ageing treatment, processing method is:When the first order Effect:Ring forging room temperature shove charge after cold pressing is warming up to 90-110 DEG C and keeps the temperature 1-3h, air-cooled;Second level timeliness, ring to warm shove charge, 4-8h is kept the temperature at 150-160 DEG C, it is air-cooled after completion of prescription.
The deflection of upsetting pull is 60%-65% every time in preferred step (3) multiaxis forging process of the present invention, is pushed Speed 25-35mm/s.
The deflection of preferred step (5) the saddle support reaming of the present invention is that the ring billet after punching always becomes to ring forging The 40%-45% of shape amount.
Milling ring technological process is divided to two temperature sections to carry out rolling system in preferred step (6) of the present invention:First temperature section, deformation 400-440 DEG C of temperature, feed rate of idle roll 0.2-0.5mm/s, deflection 20%;Second temperature section, deformation temperature 200-240 DEG C, feed rate of idle roll 0.1-0.3mm/s, deflection 10%-15%.
Per overlapping rate >=50% for being cold-pressed position twice in preferred step (8) cold pressing deformation technique of the present invention.
When preferred step (3) of the present invention, (5), (6) deformation tool is uniformly coated in aluminium alloy ring billet and die surface There is high-absorbility and has the nano lubricating agent of lubricating action;
Preferred aluminum alloy forge piece of the present invention is 2A14 aluminum alloy forge pieces.
Beneficial effects of the present invention:
1, the present invention by the multiaxis hammer cogging technology of optimization, divide temperature section to roll over loop technique, saddle support counter-boring techniques, high temperature Short-cycle annealing, cold deformation and two-stage time effect technology effectively regulate and control transgranular and Grain Boundary Precipitates, improve the comprehensive of aluminum alloy ring forging Close mechanical property and resistance to corrosion.
2, the present invention improves saddle support reaming as possible by carrying out multiaxis hammer cogging to H112 states (hot-working state) round bar When ring billet radial-deformation, using dividing temperature section to carry out rolling system when reducing the radial-deformation of ring billet when rolling over ring, and rolling over ring, from And make each to larger plastic deformation is generated of ring forging, improve the uniformity of deformation, reduce alloy structure performance it is each to The opposite sex has also effectively facilitated transgranular and crystal boundary last phase abundant broken and dissolving, crystal grain refinement and nearly isometry;Pass through high temperature Short-cycle annealing and solution treatment make ring forging Deformation structure recrystallize, and improve the directionality of forging tissue fibers, and promote Second phase is more dissolved in solid solution;Regulate and control transgranular and Grain Boundary Precipitates ruler finally by cold pressing deformation and two-stage time effect system Very little and distribution, keeps the comprehensive mechanical property of alloy all directions up to standard, and be closer to, and is also beneficial to improve the anticorrosive of alloy Ability.
Description of the drawings
Fig. 1:Divide temperature section milling ring technological process schematic diagram for the present invention.
Fig. 2:For the heat treatment process schematic diagram of the present invention.
Fig. 3:For the present invention be heat-treated after aluminum alloy ring forging cut, diameter, three directions of axis micro-organization chart, wherein (a) it is tangential;(b) it is axial;(c) it is radial.
Fig. 4:The corrosive nature figure of aluminum alloy ring forging after being heat-treated for the present invention, wherein (a) is electrochemical corrosion Energy;(b) it is stress corrosion performance.
Specific implementation mode
Below in conjunction with the accompanying drawings, detailed description of embodiments of the present invention.
Embodiment 1:A kind of high-strength temperature-resistant 2A14 aluminum alloy forge piece manufacturing process is as follows:
(1) it stocks up:By the aluminium alloy extruded bar of H112 states (hot-working state) Φ 300 according to technological requirement weight sawing 790 ± 5mm forges preceding marking pen and is marked in blank end face, to distinguish three directions when forging, obtains raw material;
(2) it heats:Raw material obtained by step (1) are warming up to 400 ± 5 in room temperature shove charge by power (≤150 DEG C/h) DEG C, 6h is kept the temperature after being then warming up to 460 ± 5 DEG C again with 50 DEG C/h heating rates and carries out forging preceding heating, and ensures the uniform of furnace temperature Property, obtain heating raw materials;
(3) multiaxis forges:Heating raw materials obtained by step (2) are forged, it is 420~460 DEG C to keep initial forging temperature, Final forging temperature >=400 DEG C carry out three upsettings two on 3600T hydraulic presses and pull out multiaxis hammer cogging, and the forging process is:It is first axial (Z-direction) jumping-up is to 290 ± 3mm, and then X is to pulling to 790 ± 3mm, X to jumping-up to jumping-up to 290 ± 3mm, Y-direction pull out to 790 ± 3mm, Y-direction jumping-up to jumping-up to 290 ± 3mm, then chamfered edge, round as a ball, Z-direction jumping-up to 290 ± 3mm, finally with being preheated to 350 ± 5 DEG C of 180 punch punchings of Φ, and the pushing of chopping block is gone up in smooth upper and lower end face to 290 ± 3mm in multiaxis forging process Speed is 30mm/s, obtains blank after punching;
(4) it machines, heat:Blank after punching obtained by step (3) is air-cooled to room temperature, ring is cleared up with horizontal lathe etc. After the defects of oxide skin of base surfaces externally and internally and upper and lower end face, layering, folding and crackle, ring billet room temperature shove charge, it is heated to 440 ± 2.5h is kept the temperature after 5 DEG C, obtains ring billet;
(5) saddle support reaming, heating:Ring billet obtained by step (4) is carried out using the Ф 180mm plugs for being preheated to 400 ± 5 DEG C Reaming to 98 ± 2mm of wall thickness, wherein the deflection of saddle support reaming be after punching ring billet to the 42% of ring forging molding total deformation Left and right, the ring billet after reaming is melted down again and keeps the temperature 2.5h after being heated to 440 ± 5 DEG C, obtains reaming heating ring billet;Carry out saddle support expansion Kong Shi, the radial-deformation of ring, reduces radial-deformation when rolling over ring, to reduce alloy group when improving saddle support reaming as possible Knit the anisotropy of performance;
(6) ring is rolled over:Using 5 meters of diameter axial direction numerical control rolling machines with the feed rate of idle roll of 0.1mm/s-0.5mm/s in 200- Reaming heating ring billet obtained by step (5) is subjected to a point temperature section rolling in 440 DEG C of temperature sections, shape, the first temperature section is made, ring billet goes out After stove on fast transfer to Ring Rolling Machine, the rolling that deflection is 20% or so is carried out in 400-440 DEG C of temperature range, shape is made, this The feed rate of idle roll in stage is 0.2-0.5mm/s;Second temperature section is deformed when ring billet surface cooling is to 220 ± 5 DEG C Shape is made for 11% or so rolling in amount, and it is Ф 920 ± 5mm/ Ф 775 ± 5mm × 270 ± 5mm to roll over the thermal state sizes after making, The ring for the system of must rolling over;
(7) it machines, anneal, solution hardening:The ring of step (6) rolling system is transferred to ground to keep flat, waits for complete cooling The ring room temperature shove charge after machining is heated to 400 ± 3 DEG C of heat preservation 30min by machining upper and lower end face to 265 ± 1mm afterwards Afterwards, 500 ± 3 DEG C of solid solution heat preservation 3h are continuously heating to the heating rate of 50 DEG C/h, being transferred to quenching water temperature in 10s after solid solution is In 45 ± 2 DEG C of sinks, the quenching water-inlet time is 15min, and in quenching process, water circulation system maximum power is opened, and Ring forging all submergence under the premise of constantly up and down, the ring forging that swings ensure quenching cooling effect, after obtaining solution hardening Ring forging;
(8) cold pressing deformation:Ring forging after solution hardening obtained by step (7) is subjected to 6.2-6% axially cold pressing deformations, In overlapping rate >=50% per chopping block depressed position twice, the ring forging after must being cold-pressed;
(9) timeliness:Ring forging after cold pressing obtained by step (8) is subjected to ageing treatment, processing method is:When the first order Effect:Ring forging room temperature shove charge after cold pressing is warming up to 100 DEG C and keeps the temperature 2h, air-cooled;Second level timeliness, ring is to warm shove charge, 157 DEG C heat preservation 5h, it is air-cooled after completion of prescription;
Need to preheat all mold (including upper and lower chopping block, punch, reaming plug, rolls used in forming process Deng), and uniformly coating has high-absorbility and has the nano lubricating agent of lubricating action in aluminium alloy ring billet and die surface.
As shown in figure 3, be the micro-organization chart in the tangential of aluminum alloy ring forging after being heat-treated, axial direction, radial three directions, It is observed that the microscopic structure of aluminum alloy ring forging all directions is up to standard, homogeneous grain size, and be closer to.It is same with this When, Mechanics Performance Testing is carried out to three directions of aluminum alloy ring forging after heat treatment, result is as shown in table 1 below:
Ring forging mechanical property after table 1 is heat-treated
The room temperature tensile intensity through aluminum alloy ring forging obtained by above-mentioned manufacturing process is can be seen that from the above experimental data to reach To 420MPa or more, hardness reaches 125HB, and properties of the elongation percentage in 5% or more, three direction can meet aerospace The requirement in field.
As shown in figure 4, being the corrosive nature figure of the aluminum alloy ring forging after heat treatment.1 and 2 in Fig. 4 be respectively to improve Before manufacturing process and the corrosive nature of manufacturing process of the present invention, by Fig. 4 (a) with 4 (b) it is found that through aforementioned present invention manufacturing process The resistance to corrosion of gained aluminum alloy ring forging is greatly improved.
Above description is explanation of the invention, is not the restriction to invention, limited range of the present invention is referring to right It is required that within protection scope of the present invention, any type of modification can be made.

Claims (7)

1. a kind of anticorodal forge piece manufacturing process, which is characterized in that the technique includes the following steps:
(1) it stocks up:By H112 state aluminum alloy round bar stock saw cuttings to process requirement, raw material are obtained;
(2) it heats:By raw material obtained by step (1) in room temperature shove charge, 400 ± 5 DEG C are warming up to by power, then heat up with 50 DEG C/h Speed keeps the temperature 6h after being warming up to 460 ± 5 DEG C, obtains soaking raw material;
(3) multiaxis forges:Soaking raw material obtained by step (2) are forged, it is 420-460 DEG C to keep initial forging temperature, finish-forging Temperature >=400 DEG C carry out three upsettings two on 3600T hydraulic presses and pull out multiaxis hammer cogging, and the forging process is:First Z-direction jumping-up 1 Secondary, then X is to upsetting pull 1 time, Y-direction upsetting pull 1 time, and then chamfered edge, round as a ball, jumping-up, planar end surface, last punching obtains blank after punching;
(4) it machines, heat:Blank after punching obtained by step (3) is air-cooled to room temperature, inside and outside horizontal lathe cleaning ring billet After surface defect, ring billet room temperature shove charge keeps the temperature 2-4h after being heated to 440 ± 5 DEG C, obtains ring billet;
(5) saddle support reaming, heating:Using being preheated to 400 ± 5 DEG C of plug by ring billet reaming obtained by step (4) to process, Ring billet after reaming is melted down again and keeps the temperature 2-4h after being heated to 440 ± 5 DEG C, obtains reaming heating ring billet;
(6) ring is rolled over:Using 5 meters of diameter axial direction numerical control rolling machines with the feed rate of idle roll of 0.1mm/s~0.5mm/s 200~440 Reaming heating ring billet uniformly continuous obtained by step (5) is rolled over into system to process in DEG C temperature section, must roll over the ring made;
(7) it machines, anneal, solution hardening:The ring of step (6) rolling system is transferred to ground to keep flat, the machine after complete cooling Upper and lower end face is processed, by the ring room temperature shove charge after machining, after keeping the temperature 30min after being heated to 400 ± 3 DEG C, with 50 DEG C/h liters Warm speed is continuously heating to 500 ± 3 DEG C of solid solution heat preservation 3h, and quenching shift time≤10s, quenching water temperature is 40-50 DEG C, when quenching Between 15-20min, obtain the ring forging after solution hardening;
(8) cold pressing deformation:Ring forging after solution hardening obtained by step (7) is subjected to 6-7% axially cold pressing deformations, after obtaining cold pressing Ring forging;
(9) timeliness:Ring forging after cold pressing obtained by step (8) is subjected to ageing treatment, processing method is:First order timeliness:It is cold Ring forging room temperature shove charge after pressure is warming up to 90-110 DEG C and keeps the temperature 1-3h, air-cooled;Second level timeliness, ring to warm shove charge, 150-160 DEG C of heat preservation 4-8h, it is air-cooled after completion of prescription.
2. anticorodal forge piece manufacturing process according to claim 1, which is characterized in that the step (3) is more The deflection of each upsetting pull is 60%-65% in axis forging process, pushes speed 25-35mm/s.
3. anticorodal forge piece manufacturing process according to claim 1, which is characterized in that step (5) institute The deflection for stating saddle support reaming is 40%-45% of the ring billet after punching to ring forging total deformation.
4. anticorodal forge piece manufacturing process according to claim 1, which is characterized in that in the step (6) Milling ring technological process is divided to two temperature sections to carry out rolling system:First temperature section, 400-440 DEG C of deformation temperature, feed rate of idle roll 0.2- 0.5mm/s, deflection 20%;Second temperature section, 200-240 DEG C of deformation temperature, feed rate of idle roll 0.1-0.3mm/s, deformation Measure 10%-15%.
5. anticorodal forge piece manufacturing process according to claim 1, which is characterized in that the step (8) is cold Per overlapping rate >=50% for being cold-pressed position twice in compressive strain technique.
6. anticorodal forge piece manufacturing process according to claim 1, which is characterized in that the step (3), (5), when (6) deform nano lubricating agent is uniformly applied in aluminium alloy ring billet and die surface.
7. according to claim 1-6 any one of them anticorodal forge piece manufacturing process, which is characterized in that the aluminium Alloy forged piece is 2A14 aluminum alloy forge pieces.
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109338257A (en) * 2018-12-20 2019-02-15 西南铝业(集团)有限责任公司 A kind of method of aluminum alloy forge piece and the uniformity for improving aluminum alloy forge piece
CN109554641A (en) * 2018-12-27 2019-04-02 天津航天长征技术装备有限公司 A kind of aluminum alloy ring forging thermomechanical treatment process
CN109622873A (en) * 2018-12-27 2019-04-16 天津航天长征技术装备有限公司 A kind of 2219 aluminium alloy rings fine grain manufacturing process
CN110653328A (en) * 2019-06-03 2020-01-07 遵义航天新力精密铸锻有限公司 Processing technology of inner lug special-shaped cover
CN111621676A (en) * 2020-05-29 2020-09-04 山东弗泽瑞金属科技有限公司 Short-time heat treatment method for aluminum alloy material suitable for vacuum low-speed die casting
CN111644548A (en) * 2020-06-12 2020-09-11 无锡派克新材料科技股份有限公司 Forging-modifying technology for high-strength homogeneous aluminum alloy forging for spaceflight

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333989A (en) * 1965-02-05 1967-08-01 Aluminum Co Of America Aluminum base alloy plate
US4511409A (en) * 1982-07-02 1985-04-16 Cegedur Societe De Transformation De L'aluminium Pechiney Process for improving both fatigue strength and toughness of high-strength Al alloys
US20020162609A1 (en) * 2001-02-07 2002-11-07 Timothy Warner Manufacturing process for a high strength work hardened product made of AlZnMgCu alloy
CN101537466A (en) * 2009-04-30 2009-09-23 西南铝业(集团)有限责任公司 Method for manufacturing aluminium alloy rings with high performance and low residual stress
CN104759850A (en) * 2015-04-03 2015-07-08 无锡市派克重型铸锻有限公司 Processing technique of high aluminum alloy cylinder
CN106270270A (en) * 2016-08-31 2017-01-04 无锡派克新材料科技股份有限公司 A kind of cold compaction process of L-shaped aluminum alloy ring forging
CN106498318A (en) * 2016-10-13 2017-03-15 中南大学 Improve the process of 2219 aluminium alloy rings comprehensive mechanical properties
CN106541060A (en) * 2015-09-22 2017-03-29 首都航天机械公司 A kind of rolling production method of super-large diameter aluminium alloy integral loop

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333989A (en) * 1965-02-05 1967-08-01 Aluminum Co Of America Aluminum base alloy plate
US4511409A (en) * 1982-07-02 1985-04-16 Cegedur Societe De Transformation De L'aluminium Pechiney Process for improving both fatigue strength and toughness of high-strength Al alloys
US20020162609A1 (en) * 2001-02-07 2002-11-07 Timothy Warner Manufacturing process for a high strength work hardened product made of AlZnMgCu alloy
CN101537466A (en) * 2009-04-30 2009-09-23 西南铝业(集团)有限责任公司 Method for manufacturing aluminium alloy rings with high performance and low residual stress
CN104759850A (en) * 2015-04-03 2015-07-08 无锡市派克重型铸锻有限公司 Processing technique of high aluminum alloy cylinder
CN106541060A (en) * 2015-09-22 2017-03-29 首都航天机械公司 A kind of rolling production method of super-large diameter aluminium alloy integral loop
CN106270270A (en) * 2016-08-31 2017-01-04 无锡派克新材料科技股份有限公司 A kind of cold compaction process of L-shaped aluminum alloy ring forging
CN106498318A (en) * 2016-10-13 2017-03-15 中南大学 Improve the process of 2219 aluminium alloy rings comprehensive mechanical properties

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109338257A (en) * 2018-12-20 2019-02-15 西南铝业(集团)有限责任公司 A kind of method of aluminum alloy forge piece and the uniformity for improving aluminum alloy forge piece
CN109554641A (en) * 2018-12-27 2019-04-02 天津航天长征技术装备有限公司 A kind of aluminum alloy ring forging thermomechanical treatment process
CN109622873A (en) * 2018-12-27 2019-04-16 天津航天长征技术装备有限公司 A kind of 2219 aluminium alloy rings fine grain manufacturing process
CN109554641B (en) * 2018-12-27 2021-09-10 天津航天长征技术装备有限公司 Aluminum alloy ring forging deformation heat treatment process
CN110653328A (en) * 2019-06-03 2020-01-07 遵义航天新力精密铸锻有限公司 Processing technology of inner lug special-shaped cover
CN111621676A (en) * 2020-05-29 2020-09-04 山东弗泽瑞金属科技有限公司 Short-time heat treatment method for aluminum alloy material suitable for vacuum low-speed die casting
CN111644548A (en) * 2020-06-12 2020-09-11 无锡派克新材料科技股份有限公司 Forging-modifying technology for high-strength homogeneous aluminum alloy forging for spaceflight

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