RU2014119678A - METHOD FOR PRODUCING ULTRA-GRAIN TITANIUM Billets - Google Patents
METHOD FOR PRODUCING ULTRA-GRAIN TITANIUM Billets Download PDFInfo
- Publication number
- RU2014119678A RU2014119678A RU2014119678/02A RU2014119678A RU2014119678A RU 2014119678 A RU2014119678 A RU 2014119678A RU 2014119678/02 A RU2014119678/02 A RU 2014119678/02A RU 2014119678 A RU2014119678 A RU 2014119678A RU 2014119678 A RU2014119678 A RU 2014119678A
- Authority
- RU
- Russia
- Prior art keywords
- deformation
- achieving
- plastic deformation
- intensive plastic
- logarithmic degree
- Prior art date
Links
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract 3
- 229910052719 titanium Inorganic materials 0.000 title claims abstract 3
- 239000010936 titanium Substances 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 230000000930 thermomechanical effect Effects 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 2
- 238000007493 shaping process Methods 0.000 claims abstract 2
- 230000009466 transformation Effects 0.000 claims abstract 2
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- Forging (AREA)
Abstract
Способ получения ультрамелкозернистых титановых заготовок, включающий интенсивную пластическую деформацию с предварительной термомеханической обработкой, отличающийся тем, что термомеханическую обработку проводят при температуре полиморфного превращения минус 100-200°C, достигая при этом накопленной логарифмической степени деформации не менее 0,5, далее проводят интенсивную пластическую деформацию путем формообразования заготовки в каналах, например, в ручьях штампа, не менее чем в два этапа со ступенчатым понижением температуры до 350°C, достигая при этом накопленной логарифмической степени деформации от 0,4 до 2, распределенной по длине в зависимости от сечения.A method of obtaining ultrafine-grained titanium billets, including intensive plastic deformation with preliminary thermomechanical processing, characterized in that the thermomechanical treatment is carried out at a polymorphic transformation temperature of minus 100-200 ° C, while achieving an accumulated logarithmic degree of deformation of at least 0.5, then an intensive plastic deformation by shaping the workpiece in the channels, for example, in the streams of the stamp, in at least two stages with a stepwise decrease in temperature to 350 ° C, while achieving the accumulated logarithmic degree of deformation from 0.4 to 2, distributed along the length depending on the cross section.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014119678/02A RU2583551C2 (en) | 2014-05-16 | 2014-05-16 | Method of production of ultrafine-grained titanium work pieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2014119678/02A RU2583551C2 (en) | 2014-05-16 | 2014-05-16 | Method of production of ultrafine-grained titanium work pieces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2014119678A true RU2014119678A (en) | 2015-11-27 |
| RU2583551C2 RU2583551C2 (en) | 2016-05-10 |
Family
ID=54753267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014119678/02A RU2583551C2 (en) | 2014-05-16 | 2014-05-16 | Method of production of ultrafine-grained titanium work pieces |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2583551C2 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3686041A (en) * | 1971-02-17 | 1972-08-22 | Gen Electric | Method of producing titanium alloys having an ultrafine grain size and product produced thereby |
| US5328530A (en) * | 1993-06-07 | 1994-07-12 | The United States Of America As Represented By The Secretary Of The Air Force | Hot forging of coarse grain alloys |
| RU2285737C1 (en) * | 2005-04-29 | 2006-10-20 | Государственное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Method of thermo-mechanical treatment of titanium blanks |
| RU2382686C2 (en) * | 2008-02-12 | 2010-02-27 | Государственное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Method of punching of blanks from nanostructured titanium alloys |
| RU2388566C2 (en) * | 2008-07-22 | 2010-05-10 | Учреждение Российской академии наук Институт физики прочности и материаловедения Сибирское отделение РАН (ИФПМ СО РАН) | Method to produce titanium alloys with sub microcrystalline strain structure allowing intensive plastic strain |
| RU2393936C1 (en) * | 2009-03-25 | 2010-07-10 | Владимир Алексеевич Шундалов | Method of producing ultra-fine-grain billets from metals and alloys |
-
2014
- 2014-05-16 RU RU2014119678/02A patent/RU2583551C2/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2583551C2 (en) | 2016-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HE9A | Changing address for correspondence with an applicant | ||
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160517 |