CN106637012A - Low-stress GH4169 superalloy ring part manufacturing method - Google Patents
Low-stress GH4169 superalloy ring part manufacturing method Download PDFInfo
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- CN106637012A CN106637012A CN201611093500.XA CN201611093500A CN106637012A CN 106637012 A CN106637012 A CN 106637012A CN 201611093500 A CN201611093500 A CN 201611093500A CN 106637012 A CN106637012 A CN 106637012A
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- rolled
- core roller
- high temperature
- feed speed
- ring
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Classifications
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- 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
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/056—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 10% but less than 20%
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Forging (AREA)
Abstract
The invention discloses a low-stress GH4169 superalloy ring part manufacturing method. The method comprises the steps that GH4169 superalloy bars are subjected to heating, heat preservation, upsetting and punching and then are subjected to pre-rolling and finish rolling to be made into ring parts; the ring parts are subjected to solution treatment, and a water medium at the temperature greater than or equal to 160 DEG C is adopted for cooling during solution treatment; after solution treatment, the ring parts are subjected to cold bulging, and the bulging rate is 1.8%-2.2%; after bulging, the ring parts are subjected to aging treatment to obtain low-stress GH4169 superalloy ring parts. By means of the method, residual stress of the GH4169 superalloy ring parts can be effectively removed, and the performance of forging pieces can be improved. The method is applied to manufacturing of low-stress GH4169 superalloy ring parts.
Description
Technical field
The present invention relates to a kind of manufacture method of annular element, more particularly to low stress GH4169 high temperature alloy ring systems
Make method.
Background technology
GH4169 high temperature alloys ring is mainly applied to the class important spare part of aero-engine casing one, in practical application
Often there is the deformation of machine added-time, dimensional stability extreme difference in middle Jing, and it is blank internal residual to cause part machine to add the key factor of deformation
Stress is too high, and reducing the internal residual stress of blank ring can effectively alleviate during part machine adds because residual stress release is led
The deformation of cause.At present residual stress is generally removed by following methods or is adjusted：1. de-stress is gone by heat effect, that is, is passed through
Heating adjustment is organized and residual stress is relaxed or is removed；2. removed with mechanism and adjust residual stress, be i.e. profit
Produce plastic deformation with material internal to reach the purpose for lowering or adjusting residual stress.First method can not thoroughly remove residual
Residue stress, can typically only remove 30%～60% residual stress；Second method often destroys the integrality of forging.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of method using " solid solution+cold expanding shape+timeliness ", removes
The residual stress of GH4169 high temperature alloy rings, can remove the residual stress of ring more than 90%, improve the performance of ring.
To solve above-mentioned technical problem, low stress GH4169 high temperature alloys ring manufacture method of the present invention, its technology
Scheme is comprised the following steps：
GH4169 high temperature alloys are cutting into bar according to certain specification；Electric furnace is lighted and 1020 ± 10 are heated to
DEG C, to after temperature, GH4169 high temperature alloy bars being put into heating in electric furnace, insulation, temperature retention time is calculated by 1.2min/mm；Will
Bar takes out from electric furnace, and being transferred under forcing press carries out jumping-up, punching and make middle base, transfer time≤50s；By middle base
Melt down while hot and be heated to 1020 ± 10 DEG C of insulations, temperature retention time presses 1.2min/mm；
Middle base is taken out and is rolled, rolled in advance for the first time：Core roller is rolled with the feed speed of 1.68mm/s, is reached
After estimated size, the feed speed of core roller is reduced into 0.42mm/s, carries out campus；Roll in advance for the second time：Core roller is with 0.86mm/s's
Feed speed is rolled, and after reaching estimated size, the feed speed of core roller is reduced into 0.24mm/s, carries out campus；For the third time
Roll in advance：Core roller is rolled with the feed speed of 0.54mm/s, after reaching estimated size, the feed speed of core roller is reduced to
0.37mm/s, carries out campus；Roll forming：Core roller is rolled with the feed speed of 0.33mm/s, after reaching estimated size, will
The feed speed of core roller is reduced to 0.06mm/s, carries out campus, then takes out and obtains GH4169 high temperature alloy rings；
GH4169 high temperature alloy rings are put into heating, insulation in the electric furnace that temperature is 960 ± 10 DEG C, temperature retention time is
210min～220min；Then ring is taken out to be put into tank and is cooled down, transfer time≤10s, water temperature >=160 DEG C；
After taking out in ring bath groove, room temperature is cooled to, being put into shape expanding machine carries out cold expanding shape, bulging amount is 1.8%
～2.2%；
Ring after bulging is put into heating, insulation, temperature retention time 11 hours～12 in the electric furnace that temperature is 720 ± 10 DEG C
Hour, disperse air cooling；Finally give the GH4169 high temperature alloy rings with low stress.
Compared with prior art, beneficial effects of the present invention are as follows：
Low stress GH4169 high temperature alloys ring manufacture method of the present invention, the method for " solid solution+cold expanding shape+timeliness ",
The residual stress of ring is effectively eliminated, ring size after roughing and heat treatment is relatively stable, effectively improves part
Machine add after deformation.Solid solution cooling improves water temperature requirement using more than 160 DEG C of aqueous medium compared with traditional solution, increases
The mobility of water (reduction viscosity), the uniformity of temperature, advantageously reduces residual stress water when being conducive to forging solid solution to cool down
It is flat；Cold expanding shape is carried out after solid solution, bulging deformation amount controlling adjusts the residual stress inside forging, reduces 1.8%～2.2%
Residual stress level and improve stress distribution.
Specific embodiment
Implementing low stress GH4169 high temperature alloys ring manufacture method of the present invention needs to provide forge furnace, pressure
The equipment such as power machine, manipulator, looping mill, heat-treatment furnace, shape expanding machine, tank.Its specific embodiment：
The main chemical elements content (percentage by weight) of the GH4169 high temperature alloys is：C content≤0.08%, containing Cr
Amount 17.0%～21.0%, ni content 50.0%～55.0%, containing Co amount≤1.0%, containing Mo amount 2.80%～3.30%, containing Al
0.30%～0.70% is measured ,≤0.006% is measured containing Ti amounts 0.75%～1.15%, containing Nb amounts 4.75%～5.50%, containing B, is contained
Mg amount≤0.01%, containing Mn amount≤0.35%, si content≤0.35%, P content≤0.015%, containing S amount≤0.015%, containing Cu
Measure≤0.30%, measure≤0.0003%, balance of Fe containing Ca amounts≤0.01%, containing Pb amounts≤0.0005%, containing Se.
The step of this method, is as follows：
GH4169 high temperature alloys are cutting into bar according to certain specification；Electric furnace is lighted and 1020 ± 10 are heated to
DEG C, to after temperature, GH4169 high temperature alloy bars being put into heating in electric furnace, insulation, temperature retention time is calculated by 1.2min/mm；Will
Bar takes out from electric furnace, and being transferred under forcing press carries out jumping-up, punching and make middle base, transfer time≤50s；By middle base
Melt down while hot and be heated to 1020 ± 10 DEG C of insulations, temperature retention time presses 1.2min/mm；
Middle base is taken out and is rolled, rolled in advance for the first time：Core roller is rolled with the feed speed of 1.68mm/s, is reached
After estimated size, the feed speed of core roller is reduced into 0.42mm/s, carries out campus；Roll in advance for the second time：Core roller is with 0.86mm/s's
Feed speed is rolled, and after reaching estimated size, the feed speed of core roller is reduced into 0.24mm/s, carries out campus；For the third time
Roll in advance：Core roller is rolled with the feed speed of 0.54mm/s, after reaching estimated size, the feed speed of core roller is reduced to
0.37mm/s, carries out campus；Roll forming：Core roller is rolled with the feed speed of 0.33mm/s, after reaching estimated size, will
The feed speed of core roller is reduced to 0.06mm/s, carries out campus, then takes out and obtains GH4169 high temperature alloy rings；
GH4169 high temperature alloy rings are put into heating, insulation in the electric furnace that temperature is 960 ± 10 DEG C, temperature retention time is
210min～220min；Then ring is taken out to be put into tank and is cooled down, transfer time≤10s, water temperature >=160 DEG C；
After taking out in ring bath groove, room temperature is cooled to, being put into shape expanding machine carries out cold expanding shape, bulging amount is 1.8%
～2.2%；
Ring after bulging is put into heating, insulation, temperature retention time 11 hours～12 in the electric furnace that temperature is 720 ± 10 DEG C
Hour, disperse air cooling；Finally give the GH4169 high temperature alloy rings with low stress.
Claims (1)
1. a kind of low stress GH4169 high temperature alloys ring manufacture method, it is characterised in that comprise the following steps：
GH4169 high temperature alloys are cutting into bar according to certain specification；Electric furnace is lighted and 1020 ± 10 DEG C are heated to, is arrived
Wen Hou, by GH4169 high temperature alloy bars heating in electric furnace, insulation are put into, and temperature retention time is calculated by 1.2min/mm；By bar from
Take out in electric furnace, being transferred under forcing press carries out jumping-up, punching and make middle base, transfer time≤50s；Middle base is returned while hot
Stove heat to 1020 ± 10 DEG C of insulations, temperature retention time press 1.2min/mm；
Middle base is taken out and is rolled, rolled in advance for the first time：Core roller is rolled with the feed speed of 1.68mm/s, reaches estimated
After size, the feed speed of core roller is reduced into 0.42mm/s, carries out campus；Roll in advance for the second time：Core roller is with the feeding of 0.86mm/s
Speed is rolled, and after reaching estimated size, the feed speed of core roller is reduced into 0.24mm/s, carries out campus；Third time is rolled in advance：
Core roller is rolled with the feed speed of 0.54mm/s, after reaching estimated size, the feed speed of core roller is reduced into 0.37mm/s,
Carry out campus；Roll forming：Core roller is rolled with the feed speed of 0.33mm/s, after reaching estimated size, by entering for core roller
0.06mm/s is reduced to speed, campus is carried out, is then taken out and is obtained GH4169 high temperature alloy rings；
GH4169 high temperature alloy rings are put into heating, insulation in the electric furnace that temperature is 960 ± 10 DEG C, temperature retention time is 210min
～220min；Then ring is taken out to be put into tank and is cooled down, transfer time≤10s, water temperature >=160 DEG C；
By ring wash by water groove in take out after, be cooled to room temperature, being put into shape expanding machine carries out cold expanding shape, bulging amount be 1.8%～
2.2%；
Ring after bulging is put into heating, insulation in the electric furnace that temperature is 720 ± 10 DEG C, temperature retention time 11 hours～12 is little
When, disperse air cooling；Finally give the GH4169 high temperature alloy rings with low stress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093500.XA CN106637012A (en) | 2016-12-01 | 2016-12-01 | Low-stress GH4169 superalloy ring part manufacturing method |
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| CN201611093500.XA CN106637012A (en) | 2016-12-01 | 2016-12-01 | Low-stress GH4169 superalloy ring part manufacturing method |
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| CN201611093500.XA Pending CN106637012A (en) | 2016-12-01 | 2016-12-01 | Low-stress GH4169 superalloy ring part manufacturing method |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352289A (en) * | 2018-12-11 | 2019-02-19 | 陕西宏远航空锻造有限责任公司 | A kind of moulding technique of GH4169 alloy rings |
| CN110551955A (en) * | 2019-08-23 | 2019-12-10 | 中国航发北京航空材料研究院 | Method for reducing internal residual stress of GH4169 alloy large-size disc forging |
| CN111085828A (en) * | 2019-12-30 | 2020-05-01 | 西北工业大学 | Forming method of stress-uniform high-temperature alloy ring piece |
| CN111254274A (en) * | 2020-02-27 | 2020-06-09 | 无锡派克新材料科技股份有限公司 | Grain refinement method for ferrite superalloy ring piece |
| CN111283082A (en) * | 2020-02-27 | 2020-06-16 | 无锡派克新材料科技股份有限公司 | GH4169 low-pressure turbine casing uniform bulging process |
| CN111705277A (en) * | 2020-05-12 | 2020-09-25 | 湖南大学 | Method for eliminating residual stress of high-temperature alloy |
| CN112095059A (en) * | 2020-09-27 | 2020-12-18 | 豪梅特航空机件(苏州)有限公司 | Process for improving mechanical property of I718 alloy forging |
| CN112122540A (en) * | 2020-08-28 | 2020-12-25 | 豪梅特航空机件(苏州)有限公司 | High-temperature alloy ring-shaped piece micro-stress forging process |
| CN112739844A (en) * | 2018-09-19 | 2021-04-30 | 日立金属株式会社 | Method for manufacturing ring-shaped rolled material of Fe-Ni-based superalloy |
| CN112746161A (en) * | 2019-10-31 | 2021-05-04 | 贵州安大航空锻造有限责任公司 | Bulging heat treatment method for high-temperature alloy flash welding ring piece |
| CN114318192A (en) * | 2021-12-29 | 2022-04-12 | 北京钢研高纳科技股份有限公司 | Method for regulating and controlling residual stress of high-temperature alloy ring-forming element by inner hole bulging and quenching and application thereof |
| CN115786775A (en) * | 2022-12-16 | 2023-03-14 | 西北有色金属研究院 | Improved GH4169 gold strip for metal sealing ring and heat treatment process thereof |
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| CN101412155A (en) * | 2008-12-02 | 2009-04-22 | 哈尔滨工业大学 | Method for producing GH4169 high-temperature alloy multiply laminate structure |
| CN103465027A (en) * | 2013-09-26 | 2013-12-25 | 贵州航宇科技发展股份有限公司 | Method for manufacturing GH4169 alloy aplitic plate blank |
| JP2015193870A (en) * | 2014-03-31 | 2015-11-05 | 日立金属株式会社 | MANUFACTURING METHOD OF Fe-Ni BASE HEAT-RESISTANT SUPERALLOY |
| CN105925924A (en) * | 2016-06-11 | 2016-09-07 | 江苏迅达电磁线有限公司 | Thermomechanical treatment method capable of improving performance of end ring for high-speed rail |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101412155A (en) * | 2008-12-02 | 2009-04-22 | 哈尔滨工业大学 | Method for producing GH4169 high-temperature alloy multiply laminate structure |
| CN103465027A (en) * | 2013-09-26 | 2013-12-25 | 贵州航宇科技发展股份有限公司 | Method for manufacturing GH4169 alloy aplitic plate blank |
| JP2015193870A (en) * | 2014-03-31 | 2015-11-05 | 日立金属株式会社 | MANUFACTURING METHOD OF Fe-Ni BASE HEAT-RESISTANT SUPERALLOY |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112739844A (en) * | 2018-09-19 | 2021-04-30 | 日立金属株式会社 | Method for manufacturing ring-shaped rolled material of Fe-Ni-based superalloy |
| CN109352289A (en) * | 2018-12-11 | 2019-02-19 | 陕西宏远航空锻造有限责任公司 | A kind of moulding technique of GH4169 alloy rings |
| CN110551955A (en) * | 2019-08-23 | 2019-12-10 | 中国航发北京航空材料研究院 | Method for reducing internal residual stress of GH4169 alloy large-size disc forging |
| CN112746161A (en) * | 2019-10-31 | 2021-05-04 | 贵州安大航空锻造有限责任公司 | Bulging heat treatment method for high-temperature alloy flash welding ring piece |
| CN111085828A (en) * | 2019-12-30 | 2020-05-01 | 西北工业大学 | Forming method of stress-uniform high-temperature alloy ring piece |
| CN111254274A (en) * | 2020-02-27 | 2020-06-09 | 无锡派克新材料科技股份有限公司 | Grain refinement method for ferrite superalloy ring piece |
| CN111283082A (en) * | 2020-02-27 | 2020-06-16 | 无锡派克新材料科技股份有限公司 | GH4169 low-pressure turbine casing uniform bulging process |
| CN111705277A (en) * | 2020-05-12 | 2020-09-25 | 湖南大学 | Method for eliminating residual stress of high-temperature alloy |
| CN112122540A (en) * | 2020-08-28 | 2020-12-25 | 豪梅特航空机件(苏州)有限公司 | High-temperature alloy ring-shaped piece micro-stress forging process |
| CN112122540B (en) * | 2020-08-28 | 2022-08-05 | 豪梅特航空机件(苏州)有限公司 | High-temperature alloy ring-shaped piece micro-stress forging process |
| CN112095059A (en) * | 2020-09-27 | 2020-12-18 | 豪梅特航空机件(苏州)有限公司 | Process for improving mechanical property of I718 alloy forging |
| CN114318192A (en) * | 2021-12-29 | 2022-04-12 | 北京钢研高纳科技股份有限公司 | Method for regulating and controlling residual stress of high-temperature alloy ring-forming element by inner hole bulging and quenching and application thereof |
| CN115786775A (en) * | 2022-12-16 | 2023-03-14 | 西北有色金属研究院 | Improved GH4169 gold strip for metal sealing ring and heat treatment process thereof |
| CN115786775B (en) * | 2022-12-16 | 2024-04-09 | 西北有色金属研究院 | Improved GH4169 Jin Daicai for metal seal ring and heat treatment process thereof |
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