EP2065483A4 - Hot-working tool steel having excellent stiffness and high-temperature strength and method for production thereof - Google Patents
Hot-working tool steel having excellent stiffness and high-temperature strength and method for production thereofInfo
- Publication number
- EP2065483A4 EP2065483A4 EP07807322.8A EP07807322A EP2065483A4 EP 2065483 A4 EP2065483 A4 EP 2065483A4 EP 07807322 A EP07807322 A EP 07807322A EP 2065483 A4 EP2065483 A4 EP 2065483A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- hot
- production
- working tool
- tool steel
- temperature strength
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/004—Dispersions; Precipitations
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/02—Hardening by precipitation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006251003 | 2006-09-15 | ||
PCT/JP2007/067915 WO2008032816A1 (en) | 2006-09-15 | 2007-09-14 | Hot-working tool steel having excellent stiffness and high-temperature strength and method for production thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2065483A1 EP2065483A1 (en) | 2009-06-03 |
EP2065483A4 true EP2065483A4 (en) | 2016-03-23 |
Family
ID=39183868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07807322.8A Withdrawn EP2065483A4 (en) | 2006-09-15 | 2007-09-14 | Hot-working tool steel having excellent stiffness and high-temperature strength and method for production thereof |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100193089A1 (en) |
EP (1) | EP2065483A4 (en) |
KR (3) | KR20130036076A (en) |
CN (2) | CN101517114A (en) |
WO (1) | WO2008032816A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT506790B1 (en) * | 2008-11-20 | 2009-12-15 | Boehler Edelstahl Gmbh & Co Kg | HOT STEEL ALLOY |
JP5515442B2 (en) * | 2009-06-16 | 2014-06-11 | 大同特殊鋼株式会社 | Hot tool steel and steel products using the same |
EP2682491B1 (en) * | 2011-03-03 | 2018-07-04 | Hitachi Metals, Ltd. | Hot work tool steel having excellent toughness, and process of producing same |
EP2662460A1 (en) * | 2012-05-07 | 2013-11-13 | Valls Besitz GmbH | Tough bainitic heat treatments on steels for tooling |
KR20150121155A (en) * | 2013-03-01 | 2015-10-28 | 로발마, 에쎄.아 | High thermal diffusivity, high toughness and low crack risk during heat treatment tool steel |
CN105960475B (en) * | 2014-05-28 | 2018-03-30 | 日立金属株式会社 | Hot working has the manufacture method of material and hot working tool |
WO2016013273A1 (en) | 2014-07-23 | 2016-01-28 | 日立金属株式会社 | Hot-working tool material, method for manufacturing hot-working tool, and hot-working tool |
WO2018182480A1 (en) * | 2017-03-29 | 2018-10-04 | Uddeholms Ab | Hot work tool steel |
US20210262071A1 (en) * | 2018-10-05 | 2021-08-26 | Hitachi Metals, Ltd. | Hot work tool steel and hot work tool |
US11535917B2 (en) | 2019-12-03 | 2022-12-27 | Daido Steel Co., Ltd. | Steel for mold, and mold |
CN113604730A (en) * | 2021-07-05 | 2021-11-05 | 昆山东大特钢制品有限公司 | High-temperature-resistant and high-toughness hot-work die steel and production process thereof |
CN114535944B (en) * | 2021-12-15 | 2022-11-29 | 河北工业职业技术学院 | Short-process bainite hot working die and preparation method thereof |
KR20240029270A (en) | 2022-08-26 | 2024-03-05 | 현대자동차주식회사 | Hot-working tool steel and method for manufacturing thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02179848A (en) * | 1988-12-30 | 1990-07-12 | Aichi Steel Works Ltd | Hot tool steel |
JPH08188852A (en) * | 1995-01-04 | 1996-07-23 | Kobe Steel Ltd | Forging die and its production |
EP1084282B1 (en) * | 1998-03-27 | 2003-05-21 | Uddeholm Tooling Aktiebolag | Steel material for hot work tools |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58123861A (en) * | 1982-01-18 | 1983-07-23 | Daido Steel Co Ltd | Hot working tool steel |
JP2003268500A (en) * | 2002-03-15 | 2003-09-25 | Daido Steel Co Ltd | Tool steel for hot working excellent in machinability and its production method |
JP2006104519A (en) * | 2004-10-05 | 2006-04-20 | Daido Steel Co Ltd | High toughness hot tool steel and its production method |
-
2007
- 2007-09-14 KR KR1020137006463A patent/KR20130036076A/en active Search and Examination
- 2007-09-14 KR KR1020117031362A patent/KR20120006091A/en active Application Filing
- 2007-09-14 WO PCT/JP2007/067915 patent/WO2008032816A1/en active Application Filing
- 2007-09-14 CN CNA2007800340590A patent/CN101517114A/en active Pending
- 2007-09-14 US US12/440,406 patent/US20100193089A1/en not_active Abandoned
- 2007-09-14 CN CN2012103163783A patent/CN102994902A/en active Pending
- 2007-09-14 EP EP07807322.8A patent/EP2065483A4/en not_active Withdrawn
- 2007-09-14 KR KR1020097005031A patent/KR20090043556A/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02179848A (en) * | 1988-12-30 | 1990-07-12 | Aichi Steel Works Ltd | Hot tool steel |
JPH08188852A (en) * | 1995-01-04 | 1996-07-23 | Kobe Steel Ltd | Forging die and its production |
EP1084282B1 (en) * | 1998-03-27 | 2003-05-21 | Uddeholm Tooling Aktiebolag | Steel material for hot work tools |
Non-Patent Citations (2)
Title |
---|
SCHNEIDER R ET AL: "EFFECTS OF DIFFERENT ALLOYING ELEMENTS ON THE HARDNESS PROFILE OF NITRIDED HOT-WORK TOOL STEELS", BHM. BERG UND HUETTENMAENNISCHE MONATSHEFTE, SPRINGER, VIENNA, AU, vol. 151, no. 3, 1 March 2006 (2006-03-01), pages 105 - 109, XP002574215, ISSN: 0005-8912, DOI: 10.1007/BF03165181 * |
See also references of WO2008032816A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP2065483A1 (en) | 2009-06-03 |
US20100193089A1 (en) | 2010-08-05 |
WO2008032816A1 (en) | 2008-03-20 |
KR20130036076A (en) | 2013-04-09 |
KR20090043556A (en) | 2009-05-06 |
CN102994902A (en) | 2013-03-27 |
KR20120006091A (en) | 2012-01-17 |
CN101517114A (en) | 2009-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20090407 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
DAX | Request for extension of the european patent (deleted) | ||
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20160219 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C21D 6/02 20060101ALI20160215BHEP Ipc: C22C 38/04 20060101ALI20160215BHEP Ipc: C22C 38/02 20060101ALI20160215BHEP Ipc: C22C 38/22 20060101ALI20160215BHEP Ipc: C22C 38/00 20060101AFI20160215BHEP Ipc: C22C 38/24 20060101ALI20160215BHEP Ipc: C21D 6/00 20060101ALI20160215BHEP Ipc: C21D 1/25 20060101ALI20160215BHEP Ipc: C22C 38/46 20060101ALI20160215BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160920 |