EA201790409A1 - Отливка из титана для горячей прокатки с малой вероятностью появления поверхностных дефектов, а также способ ее производства - Google Patents
Отливка из титана для горячей прокатки с малой вероятностью появления поверхностных дефектов, а также способ ее производстваInfo
- Publication number
- EA201790409A1 EA201790409A1 EA201790409A EA201790409A EA201790409A1 EA 201790409 A1 EA201790409 A1 EA 201790409A1 EA 201790409 A EA201790409 A EA 201790409A EA 201790409 A EA201790409 A EA 201790409A EA 201790409 A1 EA201790409 A1 EA 201790409A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- hot rolling
- appearance
- manufacture
- surface defects
- equal
- Prior art date
Links
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title abstract 3
- 239000010936 titanium Substances 0.000 title abstract 3
- 229910052719 titanium Inorganic materials 0.000 title abstract 3
- 238000005266 casting Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000007935 neutral effect Effects 0.000 abstract 3
- 239000010953 base metal Substances 0.000 abstract 1
- 238000005098 hot rolling Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/002—Castings of light metals
- B22D21/005—Castings of light metals with high melting point, e.g. Be 1280 degrees C, Ti 1725 degrees C
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/06—Casting non-ferrous metals with a high melting point, e.g. metallic carbides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C14/00—Alloys based on titanium
-
- 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
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B2001/022—Blooms or billets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B2001/028—Slabs
Abstract
Предложена отливка из титана для горячей прокатки, выполненная из коммерчески чистого титана, включающая в себя расплавленный и повторно отвержденный слой в диапазоне больше или равном 1 мм в глубину на поверхности, служащей в качестве прокатываемой поверхности, причем этот расплавленный и повторно отвержденный слой получается путем добавления к этой поверхности одного или более элементов из α-стабилизирующих элементов и/или нейтральных элементов, плавления и повторного отверждения этой поверхности. Среднее значение полной концентрации по меньшей мере одного α-стабилизирующего элемента и по меньшей мере одного нейтрального элемента в диапазоне больше или равном 1 мм в глубину является более высоким, чем полная концентрация по меньшей мере одного а-стабилизирующего элемента и по меньшей мере одного нейтрального элемента в основном металле, на величину больше или равную 0,1 мас.% и меньше чем 2,0 мас.%.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/076084 WO2016051503A1 (ja) | 2014-09-30 | 2014-09-30 | 表面疵の発生し難い熱間圧延用チタン鋳片およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
EA201790409A1 true EA201790409A1 (ru) | 2017-06-30 |
EA031176B1 EA031176B1 (ru) | 2018-11-30 |
Family
ID=55629601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201790409A EA031176B1 (ru) | 2014-09-30 | 2014-09-30 | Отливка из титана для горячей прокатки с малой вероятностью появления поверхностных дефектов, а также способ ее производства |
Country Status (8)
Country | Link |
---|---|
US (1) | US11504765B2 (ru) |
EP (1) | EP3202952B1 (ru) |
JP (1) | JP6075386B2 (ru) |
KR (1) | KR101953487B1 (ru) |
CN (1) | CN106715756B (ru) |
EA (1) | EA031176B1 (ru) |
UA (1) | UA115854C2 (ru) |
WO (1) | WO2016051503A1 (ru) |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3765954A (en) * | 1971-03-22 | 1973-10-16 | Kobe Steel Ltd | Surface-hardened titanium and titanium alloys and method of processing same |
JPS57130206A (en) * | 1981-02-02 | 1982-08-12 | Victor Co Of Japan Ltd | Magnetic recording system |
JPS6256561A (ja) * | 1985-09-06 | 1987-03-12 | Honda Motor Co Ltd | TiまたはTi合金の表面硬化方法 |
DE3773258D1 (de) * | 1986-05-18 | 1991-10-31 | Daido Steel Co Ltd | Verschleissfeste gegenstaende aus titan oder aus einer titanlegierung. |
JPH0776431B2 (ja) | 1987-12-11 | 1995-08-16 | 住友金属工業株式会社 | チタン製品の表面硬化方法 |
JPH01156456A (ja) | 1987-12-11 | 1989-06-20 | Nippon Steel Corp | チタンインゴツトの熱間加工方法 |
JPH05148598A (ja) * | 1991-02-20 | 1993-06-15 | Mitsubishi Materials Corp | チタン又はチタン合金からなる基材の表面硬化法および表面硬化部材 |
JPH04272147A (ja) * | 1991-02-25 | 1992-09-28 | Sumitomo Metal Ind Ltd | チタンの製造方法 |
US5290368A (en) * | 1992-02-28 | 1994-03-01 | Ingersoll-Rand Company | Process for producing crack-free nitride-hardened surface on titanium by laser beams |
JP3396925B2 (ja) | 1993-10-04 | 2003-04-14 | 株式会社神戸製鋼所 | 純チタンの熱間圧延方法 |
EP0722510B1 (en) * | 1993-10-06 | 1999-05-12 | The University Of Birmingham | Method of forming a titanium alloy product |
JPH0860317A (ja) | 1994-08-18 | 1996-03-05 | Sumitomo Metal Ind Ltd | チタン材の製造方法 |
JPH09295008A (ja) * | 1996-04-26 | 1997-11-18 | Nippon Steel Corp | 純チタン線材の熱間圧延方法 |
JP2004115906A (ja) | 2002-09-20 | 2004-04-15 | Ichiro Kawakatsu | TiまたはTi合金基体に対するAl−Si合金の被覆法 |
JP2007084855A (ja) * | 2005-09-20 | 2007-04-05 | Yamaha Motor Co Ltd | 黒色表面を有するチタン部材およびその製造方法 |
JP4414983B2 (ja) | 2006-06-15 | 2010-02-17 | 新日本製鐵株式会社 | チタン材の製造方法および熱間圧延用素材 |
JP5093428B2 (ja) | 2011-02-10 | 2012-12-12 | 新日本製鐵株式会社 | 疲労強度に優れた耐摩耗性チタン合金部材 |
RU2566691C2 (ru) | 2011-04-22 | 2015-10-27 | Ниппон Стил Энд Сумитомо Метал Корпорейшн | Титановый сляб для применения в горячей прокатке и способ его получения |
JP2016128171A (ja) * | 2013-04-01 | 2016-07-14 | 新日鐵住金株式会社 | 表面疵の発生し難いチタン熱間圧延用スラブおよびその製造方法 |
JP2016128172A (ja) | 2013-04-01 | 2016-07-14 | 新日鐵住金株式会社 | 表面疵の発生し難いチタン熱間圧延用インゴットおよびその製造方法 |
US10046373B2 (en) * | 2013-04-01 | 2018-08-14 | Nippon Steel & Sumitomo Metal Corporation | Titanium cast product for hot rolling and method for manufacturing same |
JP2014233753A (ja) * | 2013-06-05 | 2014-12-15 | 新日鐵住金株式会社 | 分塊工程や精整工程を省略しても熱間圧延後の表面性状に優れた工業用純チタンインゴットおよびその製造方法 |
UA116511C2 (uk) * | 2014-09-30 | 2018-03-26 | Ніппон Стіл Енд Сумітомо Метал Корпорейшн | Виливок з титану для гарячої прокатки і спосіб його виробництва |
-
2014
- 2014-09-30 JP JP2014549253A patent/JP6075386B2/ja active Active
- 2014-09-30 KR KR1020177007577A patent/KR101953487B1/ko active IP Right Grant
- 2014-09-30 EP EP14903122.1A patent/EP3202952B1/en active Active
- 2014-09-30 EA EA201790409A patent/EA031176B1/ru not_active IP Right Cessation
- 2014-09-30 US US15/513,355 patent/US11504765B2/en active Active
- 2014-09-30 UA UAA201702701A patent/UA115854C2/uk unknown
- 2014-09-30 WO PCT/JP2014/076084 patent/WO2016051503A1/ja active Application Filing
- 2014-09-30 CN CN201480082158.6A patent/CN106715756B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106715756A (zh) | 2017-05-24 |
US20170304891A1 (en) | 2017-10-26 |
UA115854C2 (uk) | 2017-12-26 |
KR101953487B1 (ko) | 2019-02-28 |
EP3202952A4 (en) | 2018-04-11 |
JPWO2016051503A1 (ja) | 2017-04-27 |
JP6075386B2 (ja) | 2017-02-08 |
KR20170046704A (ko) | 2017-05-02 |
WO2016051503A1 (ja) | 2016-04-07 |
EA031176B1 (ru) | 2018-11-30 |
US11504765B2 (en) | 2022-11-22 |
EP3202952A1 (en) | 2017-08-09 |
EP3202952B1 (en) | 2022-06-22 |
CN106715756B (zh) | 2020-02-07 |
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Legal Events
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TC4A | Change in name of a patent proprietor in a eurasian patent | ||
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KG TJ TM |