EP2679698A4 - Cold-work tool steel exhibiting superior machinability - Google Patents

Cold-work tool steel exhibiting superior machinability Download PDF

Info

Publication number: EP2679698A4
Authority: EP; European Patent Office
Prior art keywords: cold; work tool; tool steel; exhibiting superior; steel exhibiting
Prior art date: 2011-02-21
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

Application number

EP12749932.5A

Other languages

German (de)

French (fr)

Other versions

EP2679698A1 (en

EP2679698B1 (en

Inventor

Masayoshi Date

Ryuuichiroh Sugano

Kana Morishita

Kenichi Inoue

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Proterial Ltd

Original Assignee

Hitachi Metals Ltd

Priority date (The priority date 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 date listed.)

2011-02-21

Filing date

2012-02-20

Publication date

2017-01-04

2012-02-20 Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd

2014-01-01 Publication of EP2679698A1 publication Critical patent/EP2679698A1/en

2017-01-04 Publication of EP2679698A4 publication Critical patent/EP2679698A4/en

2018-09-12 Application granted granted Critical

2018-09-12 Publication of EP2679698B1 publication Critical patent/EP2679698B1/en

Status Active legal-status Critical Current

2032-02-20 Anticipated expiration legal-status Critical

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
- 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
- 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
- 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
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
- 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
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
- 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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
- 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

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 Steel (AREA)
Heat Treatment Of Articles (AREA)
Cutting Tools, Boring Holders, And Turrets (AREA)

EP12749932.5A 2011-02-21 2012-02-20 Cold-work tool steel exhibiting superior machinability Active EP2679698B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2011034187		2011-02-21
PCT/JP2012/053928 WO2012115024A1 (en)	2011-02-21	2012-02-20	Cold-work tool steel exhibiting superior machinability

Publications (3)

Publication Number	Publication Date
EP2679698A1 EP2679698A1 (en)	2014-01-01
EP2679698A4 true EP2679698A4 (en)	2017-01-04
EP2679698B1 EP2679698B1 (en)	2018-09-12

Family

ID=46720801

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP12749932.5A Active EP2679698B1 (en)	2011-02-21	2012-02-20	Cold-work tool steel exhibiting superior machinability

Country Status (5)

Country	Link
EP (1)	EP2679698B1 (en)
JP (1)	JP5672466B2 (en)
CN (1)	CN103403206B (en)
TW (1)	TWI447233B (en)
WO (1)	WO2012115024A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6032582B2 (en)	2013-03-29	2016-11-30	日立金属株式会社	Manufacturing method of steel material for mold
JP6590213B2 (en) *	2013-05-30	2019-10-16	日立金属株式会社	Manufacturing method of cold working mold
CN106917045B (en) *	2017-03-07	2019-03-05	广西大学行健文理学院	Cast the manufacturing method of cold upsetting die of car
CN110016617B (en) *	2019-05-08	2021-05-04	上海大学	A kind of cold work die steel and preparation method thereof
EP3868913B1 (en) *	2020-02-19	2024-06-12	QuesTek Innovations LLC	Precipitation strengthened carburizable and nitridable steel alloys

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2001316769A (en) *	2000-05-10	2001-11-16	Daido Steel Co Ltd	Cold tool steel
WO2003106727A1 (en) *	2002-06-13	2003-12-24	Uddeholm Tooling Aktiebolag	Steel and mould tool for plastic materials made of the steel
WO2003106728A1 (en) *	2002-06-13	2003-12-24	Uddeholm Tooling Aktiebolag	Cold work steel and cold work tool
JP2004169177A (en) *	2002-11-06	2004-06-17	Daido Steel Co Ltd	Alloy tool steel, method for producing the same, and mold using the same
US20100135844A1 (en) *	2007-11-13	2010-06-03	Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel,Ltd.)	Cold-work die steel and die

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4093978B2 (en)	2004-03-23	2008-06-04	日本高周波鋼業株式会社	Tool steel with self-lubricating properties
JP4737606B2 (en) *	2004-11-18	2011-08-03	日立金属株式会社	Cold die steel with excellent deformation suppression characteristics and galling resistance
JP2006193790A (en)	2005-01-14	2006-07-27	Daido Steel Co Ltd	Cold work tool steel
JP4844874B2 (en) *	2005-05-26	2011-12-28	日立金属株式会社	Manufacturing method of press-molded products
CN100381599C (en) *	2005-06-22	2008-04-16	贵州大学	low cost high speed steel
CN101528962A (en) *	2006-10-17	2009-09-09	株式会社神户制钢所	Cold work die steel, die, and method for production of cold work die steel
JP2008189982A (en)	2007-02-02	2008-08-21	Daido Steel Co Ltd	Tool steel
JP5338188B2 (en) *	2007-10-31	2013-11-13	大同特殊鋼株式会社	Alloy tool steel and manufacturing method thereof
JP2009174017A (en) *	2008-01-25	2009-08-06	Hitachi Metals Ltd	Alloy to be surface-coating-treated, and sliding member

2012
- 2012-02-20 EP EP12749932.5A patent/EP2679698B1/en active Active
- 2012-02-20 JP JP2013501015A patent/JP5672466B2/en active Active
- 2012-02-20 WO PCT/JP2012/053928 patent/WO2012115024A1/en not_active Ceased
- 2012-02-20 CN CN201280009816.XA patent/CN103403206B/en active Active
- 2012-02-20 TW TW101105392A patent/TWI447233B/en active

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2001316769A (en) *	2000-05-10	2001-11-16	Daido Steel Co Ltd	Cold tool steel
WO2003106727A1 (en) *	2002-06-13	2003-12-24	Uddeholm Tooling Aktiebolag	Steel and mould tool for plastic materials made of the steel
WO2003106728A1 (en) *	2002-06-13	2003-12-24	Uddeholm Tooling Aktiebolag	Cold work steel and cold work tool
JP2004169177A (en) *	2002-11-06	2004-06-17	Daido Steel Co Ltd	Alloy tool steel, method for producing the same, and mold using the same
US20100135844A1 (en) *	2007-11-13	2010-06-03	Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel,Ltd.)	Cold-work die steel and die

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012115024A1 *

Also Published As

Publication number	Publication date
CN103403206A (en)	2013-11-20
TWI447233B (en)	2014-08-01
TW201241191A (en)	2012-10-16
JP5672466B2 (en)	2015-02-18
CN103403206B (en)	2015-11-25
EP2679698A1 (en)	2014-01-01
EP2679698B1 (en)	2018-09-12
JPWO2012115024A1 (en)	2014-07-07
WO2012115024A1 (en)	2012-08-30

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