KR20020007968A - 티타늄 합금 포펫 밸브 및 그 제조 방법 - Google Patents
티타늄 합금 포펫 밸브 및 그 제조 방법 Download PDFInfo
- Publication number
- KR20020007968A KR20020007968A KR1020010012023A KR20010012023A KR20020007968A KR 20020007968 A KR20020007968 A KR 20020007968A KR 1020010012023 A KR1020010012023 A KR 1020010012023A KR 20010012023 A KR20010012023 A KR 20010012023A KR 20020007968 A KR20020007968 A KR 20020007968A
- Authority
- KR
- South Korea
- Prior art keywords
- valve
- oxygen
- titanium
- titanium alloy
- poppet valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
-
- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
-
- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/80—After-treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2301/00—Using particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/6851—With casing, support, protector or static constructional installations
- Y10T137/7036—Jacketed
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Lift Valve (AREA)
- Forging (AREA)
Abstract
Description
Claims (14)
- 밸브 스템과 밸브 헤드로 구성되고, 티타늄내의 산소로 인해 생성된 격자간 용질(interstitial solid solution)을 갖는 산소 확산층을 포함하는 표면층이 마련됨을 특징으로 하는 티타늄 합금 포펫 밸브.
- 제1항에 있어서, 상기 산소 확산층은 탄소 원자를 더 함유함을 특징으로 하는 상기 티타늄 합금 포펫 밸브.
- 제1항에 있어서, 상기 산소 확산층의 깊이는 50㎛임을 특징으로 하는 상기 티타늄 합금 포펫 밸브.
- 제1항에 있어서, 상기 산소 확산층내에서 전체 원자수 중 산소 원자의 비율은 4~12%임을 특징으로 하는 상기 티타늄 합금 포펫 밸브.
- 제1항에 있어서, 상기 밸브는 α- β티타늄 합금으로 제작됨을 특징으로 하는 상기 티타늄 합금 포펫 밸브.
- 제5항에 있어서, 상기 α- β티타늄 합금은 Ti-6Al-4V임을 특징으로 하는 상기 티타늄 합금 포펫 밸브.
- 연소로내에서 티타늄 산화물이 형성되기 위한 화학량론의 양보다 낮은 산소밀도를 유지하기 위하여 산소(O2)를 연소로로 주입시키는 단계;산화티탄(Ti-O) 격자간 용질을 만들어 밸브의 내구성을 향상시키기 위해 밸브의 티타늄내로 산소 원자를 주입시키기 위하여 700~840℃로 1~4시간 동안 밸브를 가열시키는 단계;를 포함하여 구성됨을 특징으로 하는 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 밸브의 표면 전체에 대한 산소 밀도는 1.10 ×10-7g/㎠ 에서 1.47 ×10-6g/㎠임을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 가열은 750~800℃의 온도에서 수행함을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 가열은 2~3시간 동안 수행함을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 연소로는 진공 가열 연소로임을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 연소로는 밸브의 티타늄내로 탄소 원자를 주입시키기 위해 탄소 처리 가스가 채워진 플라즈마 진공 연소로임을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제7항에 있어서, 상기 밸브는 α- β티타늄 합금으로 제작됨을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
- 제13항에 있어서, 상기 α- β티타늄 합금은 Ti-6Al-4V임을 특징으로 하는 상기 티타늄 합금 포펫 밸브 제조방법.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000-217507 | 2000-07-18 | ||
| JP2000217507 | 2000-07-18 | ||
| JP2001-25415 | 2001-02-01 | ||
| JP2001025415A JP2002097914A (ja) | 2000-07-18 | 2001-02-01 | チタン合金製エンジンバルブ及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020007968A true KR20020007968A (ko) | 2002-01-29 |
| KR100786359B1 KR100786359B1 (ko) | 2007-12-14 |
Family
ID=26596237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020010012023A Expired - Fee Related KR100786359B1 (ko) | 2000-07-18 | 2001-03-08 | 티타늄 합금 포펫 밸브 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US6511045B2 (ko) |
| EP (1) | EP1174593B1 (ko) |
| JP (1) | JP2002097914A (ko) |
| KR (1) | KR100786359B1 (ko) |
| CN (2) | CN1312314C (ko) |
| DE (1) | DE60102751T2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8227977B2 (en) | 2008-08-14 | 2012-07-24 | Samsung Mobile Display Co., Ltd. | Structure for repairing a line defect of an organic light emitting display and a method of repairing the defect |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002097914A (ja) * | 2000-07-18 | 2002-04-05 | Fuji Oozx Inc | チタン合金製エンジンバルブ及びその製造方法 |
| ATE459733T1 (de) | 2003-12-09 | 2010-03-15 | Central Res Inst Elect | Verfahren zur herstellung eines substrats mit einer schicht aus kohlenstoffdotiertem titanoxid |
| WO2005056866A1 (ja) | 2003-12-09 | 2005-06-23 | Central Research Institute Of Electric Power Industry | 炭素ドープ酸化チタン層を有する多機能材 |
| JP2005248256A (ja) * | 2004-03-04 | 2005-09-15 | Shimano Inc | ベータ型チタンの表面硬化処理方法およびベータ型チタン系部材、ベータ型チタンの表面硬化処理装置 |
| DE102004033342A1 (de) * | 2004-07-09 | 2006-02-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung von verschleißbeständigen und ermüdungsresistenten Randschichten in Titan-Legierungen und damit hergestellte Bauteile |
| CN1314827C (zh) * | 2004-12-08 | 2007-05-09 | 中国科学院金属研究所 | 一种钛合金渗氧-扩散固溶复合表面强化处理方法 |
| CA2597266A1 (en) | 2005-02-16 | 2006-08-24 | Mitsubishi Heavy Industries, Ltd. | Surface treatment method of titanium alloy member for aerospace equipment |
| WO2006109540A1 (ja) * | 2005-03-30 | 2006-10-19 | Honda Motor Co., Ltd. | エンジンバルブの表面改質処理用治具及びそれを用いた表面改質処理方法 |
| JP4517095B2 (ja) * | 2005-10-07 | 2010-08-04 | 新日本製鐵株式会社 | 高強度チタン合金製自動車用エンジンバルブ |
| US20070189649A1 (en) * | 2006-02-16 | 2007-08-16 | The Boeing Company | Lightweight bearing cartridge for wear application |
| JP5328694B2 (ja) | 2010-02-26 | 2013-10-30 | 新日鐵住金株式会社 | 耐熱性に優れたチタン合金製自動車用エンジンバルブ |
| WO2012108319A1 (ja) * | 2011-02-10 | 2012-08-16 | 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 |
| JP2014152636A (ja) * | 2013-02-05 | 2014-08-25 | Mitsubishi Heavy Ind Ltd | バルブの製造方法、及びNa供給装置 |
| DE102013216188A1 (de) * | 2013-08-14 | 2015-03-12 | Mahle International Gmbh | Leichtmetalleinlassventil |
| NO336985B1 (no) * | 2014-06-03 | 2015-12-14 | Bergen Engines As | Innløpsventil for en motor |
| JP6226087B2 (ja) * | 2014-11-28 | 2017-11-08 | 新日鐵住金株式会社 | チタン合金部材およびチタン合金部材の製造方法 |
| JP6914688B2 (ja) * | 2017-03-27 | 2021-08-04 | Ntn株式会社 | 機械部品及びすべり軸受 |
| JP7051419B2 (ja) * | 2017-12-20 | 2022-04-11 | Ntn株式会社 | 機械部品の製造方法 |
| JP6991853B2 (ja) * | 2017-12-20 | 2022-02-15 | Ntn株式会社 | 機械部品 |
| US12169000B2 (en) | 2017-12-20 | 2024-12-17 | Ntn Corporation | Mechanical component and method for manufacturing mechanical component |
| JP2019173862A (ja) * | 2018-03-28 | 2019-10-10 | Ntn株式会社 | すべり軸受及び球面すべり軸受 |
| CN108866472B (zh) * | 2018-06-29 | 2020-07-28 | 西安交通大学 | 一种金属材料表面处理方法 |
| JP7154087B2 (ja) * | 2018-09-27 | 2022-10-17 | Ntn株式会社 | 機械部品 |
| US11661645B2 (en) | 2018-12-20 | 2023-05-30 | Expanite Technology A/S | Method of case hardening a group IV metal |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD146556B1 (de) * | 1979-09-19 | 1982-09-29 | Wilm Heinrich | Hochverschleissfeste teile,insbesondere fuer misch-und mahlaggregate und verfahren zu ihrer herstellung |
| JPS62256956A (ja) * | 1986-04-30 | 1987-11-09 | Honda Motor Co Ltd | チタン系製品の表面処理方法 |
| FR2618796B1 (fr) * | 1987-07-27 | 1993-02-05 | Centre Nat Rech Scient | Procede de traitement de surfaces, utilisant une post-decharge electrique dans un gaz en ecoulement et dispositif pour la mise en oeuvre de ce procede |
| US5068003A (en) * | 1988-11-10 | 1991-11-26 | Sumitomo Metal Industries, Ltd. | Wear-resistant titanium alloy and articles made thereof |
| JPH0322015A (ja) | 1989-06-19 | 1991-01-30 | Nippon Telegr & Teleph Corp <Ntt> | 三次元指元装置 |
| JP3022015B2 (ja) | 1991-12-26 | 2000-03-15 | 新日本製鐵株式会社 | チタン合金バルブの製造方法 |
| EP0555033B1 (en) * | 1992-02-07 | 1999-05-26 | Smith & Nephew, Inc. | Surface hardened biocompatible metallic medical implants |
| WO1994002656A1 (fr) * | 1992-07-16 | 1994-02-03 | Nippon Steel Corporation | Barre d'alliage de titane convenant pour fabriquer une soupape de moteur |
| JPH06146825A (ja) * | 1992-11-04 | 1994-05-27 | Fuji Oozx Inc | チタン製エンジンバルブ |
| JP2909361B2 (ja) | 1993-09-21 | 1999-06-23 | 大阪府 | チタン金属の表面処理方法 |
| US5441235A (en) * | 1994-05-20 | 1995-08-15 | Eaton Corporation | Titanium nitride coated valve and method for making |
| US5517956A (en) * | 1994-08-11 | 1996-05-21 | Del West Engineering, Inc. | Titanium engine valve |
| US5771873A (en) * | 1997-04-21 | 1998-06-30 | Ford Global Technologies, Inc. | Carbonaceous deposit-resistant coating for engine components |
| EP1076112B1 (en) * | 1999-08-10 | 2007-05-30 | Fuji Oozx Inc. | Poppet valve made of titanium alloy |
| JP2002097914A (ja) * | 2000-07-18 | 2002-04-05 | Fuji Oozx Inc | チタン合金製エンジンバルブ及びその製造方法 |
-
2001
- 2001-02-01 JP JP2001025415A patent/JP2002097914A/ja active Pending
- 2001-02-19 DE DE2001602751 patent/DE60102751T2/de not_active Expired - Lifetime
- 2001-02-19 EP EP20010301428 patent/EP1174593B1/en not_active Expired - Lifetime
- 2001-02-22 US US09/791,308 patent/US6511045B2/en not_active Expired - Fee Related
- 2001-03-08 CN CNB2004100564392A patent/CN1312314C/zh not_active Expired - Fee Related
- 2001-03-08 KR KR1020010012023A patent/KR100786359B1/ko not_active Expired - Fee Related
- 2001-03-08 CN CNB011112379A patent/CN1187516C/zh not_active Expired - Fee Related
-
2002
- 2002-10-21 US US10/274,727 patent/US6623568B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8227977B2 (en) | 2008-08-14 | 2012-07-24 | Samsung Mobile Display Co., Ltd. | Structure for repairing a line defect of an organic light emitting display and a method of repairing the defect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1187516C (zh) | 2005-02-02 |
| EP1174593A3 (en) | 2003-04-02 |
| US20030056856A1 (en) | 2003-03-27 |
| EP1174593B1 (en) | 2004-04-14 |
| DE60102751D1 (de) | 2004-05-19 |
| DE60102751T2 (de) | 2005-04-14 |
| US6511045B2 (en) | 2003-01-28 |
| KR100786359B1 (ko) | 2007-12-14 |
| EP1174593A2 (en) | 2002-01-23 |
| CN1598036A (zh) | 2005-03-23 |
| JP2002097914A (ja) | 2002-04-05 |
| CN1312314C (zh) | 2007-04-25 |
| US20020011267A1 (en) | 2002-01-31 |
| CN1333418A (zh) | 2002-01-30 |
| US6623568B2 (en) | 2003-09-23 |
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St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
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St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
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