EP2060647A4 - STEEL FOR MECHANICAL STRUCTURE HAVING EXCELLENT MACHINABILITY AND EXCELLENT STRENGTH PROPERTY - Google Patents

STEEL FOR MECHANICAL STRUCTURE HAVING EXCELLENT MACHINABILITY AND EXCELLENT STRENGTH PROPERTY

Info

Publication number: EP2060647A4
Authority: EP; European Patent Office
Prior art keywords: steel; mechanical structure; strength property; machinability; excellent strength
Prior art date: 2006-12-25
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

EP07860545.8A

Other languages

German (de)

French (fr)

Other versions

EP2060647A1 (en

EP2060647B1 (en

Inventor

Kei Miyanishi

Masayuki Hashimura

Atsushi Mizuno

Kenichiro Miyamoto

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.)

Nippon Steel Corp

Original Assignee

Nippon Steel and Sumitomo Metal Corp

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.)

2006-12-25

Filing date

2007-12-25

Publication date

2016-07-13

2007-12-25 Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp

2009-05-20 Publication of EP2060647A1 publication Critical patent/EP2060647A1/en

2016-07-13 Publication of EP2060647A4 publication Critical patent/EP2060647A4/en

2017-11-15 Application granted granted Critical

2017-11-15 Publication of EP2060647B1 publication Critical patent/EP2060647B1/en

Status Not-in-force legal-status Critical Current

2027-12-25 Anticipated expiration legal-status Critical

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
- C22C38/60—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
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
- 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
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
- 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
- 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
- C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Crystallography & Structural Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Heat Treatment Of Steel (AREA)

EP07860545.8A 2006-12-25 2007-12-25 Steel for machine structure excelling in machinability and strength property Not-in-force EP2060647B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2006347928		2006-12-25
PCT/JP2007/075350 WO2008084749A1 (en)	2006-12-25	2007-12-25	Steel for machine structure excelling in machinability and strength property

Publications (3)

Publication Number	Publication Date
EP2060647A1 EP2060647A1 (en)	2009-05-20
EP2060647A4 true EP2060647A4 (en)	2016-07-13
EP2060647B1 EP2060647B1 (en)	2017-11-15

Family

ID=39608640

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07860545.8A Not-in-force EP2060647B1 (en)	2006-12-25	2007-12-25	Steel for machine structure excelling in machinability and strength property

Country Status (8)

Country	Link
US (2)	US20090274573A1 (en)
EP (1)	EP2060647B1 (en)
JP (1)	JP4568362B2 (en)
KR (2)	KR101162743B1 (en)
CN (1)	CN101410541B (en)
AU (2)	AU2007342838B2 (en)
BR (2)	BRPI0710842B1 (en)
WO (1)	WO2008084749A1 (en)

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WO2009057731A1 (en) *	2007-10-29	2009-05-07	Nippon Steel Corporation	Martensitic non-heat-treated steel for hot forging and non-heat-treated steel hot forgings
JP5375212B2 (en) *	2009-03-06	2013-12-25	Ｊｆｅスチール株式会社	Steel material with excellent machinability and torsional fatigue strength
CN102575327A (en) *	2009-09-30	2012-07-11	杰富意钢铁株式会社	Steel material for structures having excellent weather resistance and steel structure
KR101369113B1 (en) *	2009-10-02	2014-03-04	가부시키가이샤 고베 세이코쇼	Steel for machine structural use, manufacturing method for same, case hardened steel components, and manufacturing method for same
EP2520682B1 (en) *	2010-05-31	2017-08-23	Nippon Steel & Sumitomo Metal Corporation	Steel material for quenching and method of producing same
JP5413926B2 (en) *	2010-08-18	2014-02-12	新日鉄住金マテリアルズ株式会社	Solder balls and electronic components for semiconductor mounting
CN103562423B (en)	2011-05-25	2015-11-25	株式会社神户制钢所	The steel of rolling contact fatigue excellent
RU2502822C1 (en) *	2012-12-18	2013-12-27	Юлия Алексеевна Щепочкина	Steel
CN103233186A (en) *	2013-05-28	2013-08-07	滁州迪蒙德模具制造有限公司	Steel for compression mold and production method thereof
CN103352180B (en) *	2013-06-23	2015-11-25	浙江浦宁不锈钢有限公司	A kind of manufacture method of carbon alloy
CN106536775B (en)	2014-07-03	2018-05-04	新日铁住金株式会社	Rolled steel bar for machine structure and manufacturing method thereof
US10266908B2 (en)	2014-07-03	2019-04-23	Nippon Steel & Sumitomo Metal Corporation	Rolled steel bar for machine structural use and method of producing the same
RU2561558C1 (en) *	2014-09-15	2015-08-27	Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ))	Easy-to-machine structural chromium-manganese-nickel steel
RU2606825C1 (en) *	2015-06-24	2017-01-10	Федеральное Государственное Унитарное Предприятие "Центральный Научно-Исследовательский Институт Конструкционных Материалов "Прометей" (Фгуп "Цнии Км "Прометей")	High-strength wear-resistant steel for agricultural machines (versions)
CN105543702A (en) *	2015-12-28	2016-05-04	合肥中澜新材料科技有限公司	High-strength alloy automobile door
CN105838983A (en) *	2016-05-23	2016-08-10	安徽鑫宏机械有限公司	Styrene-butadiene latex modified and cast-infiltrated crusher wear-resistant hammer for complex ores and production method thereof
CN106048462A (en) *	2016-05-23	2016-10-26	安徽鑫宏机械有限公司	Crusher abrasion-resistant hammer head for polyurethane modified casting infiltration compound ore and production method of crusher abrasion-resistant hammer head
CN106086670A (en) *	2016-06-15	2016-11-09	成都高普石油工程技术有限公司	A kind of steel of petroleum drilling and mining drill bit
US20180057915A1 (en) *	2016-08-30	2018-03-01	GM Global Technology Operations LLC	Steel alloys and cylinder liners thereof
JP6794043B2 (en) *	2016-12-12	2020-12-02	山陽特殊製鋼株式会社	Steel for plastic molding dies with excellent workability and mirror surface
CN106756557B (en) *	2016-12-26	2018-04-06	江苏华久辐条制造有限公司	A kind of high-strength tensile type cold-strip steel and preparation method thereof
CN108396252B (en) *	2017-02-08	2020-01-07	鞍钢股份有限公司	A kind of 390MPa grade LP steel plate and its production method
CN108396245B (en) *	2017-02-08	2019-12-13	鞍钢股份有限公司	345 MPa-level LP steel plate and production method thereof
CN107160120A (en) *	2017-05-13	2017-09-15	合肥鼎鑫模具有限公司	A kind of processing method of car panel die trimming edge
CN107254643A (en) *	2017-06-13	2017-10-17	合肥博创机械制造有限公司	A kind of ship steel material and preparation method thereof
CN107815614A (en) *	2017-10-29	2018-03-20	江苏鼎荣电气集团有限公司	A kind of tensile type cable testing bridge and its production technology
US20210262050A1 (en) *	2018-08-31	2021-08-26	Höganäs Ab (Publ)	Modified high speed steel particle, powder metallurgy method using the same, and sintered part obtained therefrom
CN109457194B (en) *	2018-10-29	2020-07-28	包头钢铁（集团）有限责任公司	Hardenability-maintaining free-cutting steel and heat treatment method thereof
CN110819900A (en) *	2019-11-19	2020-02-21	马鞍山钢铁股份有限公司	A kind of high-strength elastic snap ring steel with excellent corrosion resistance and heat treatment method thereof
CN113549830B (en) *	2021-07-16	2022-05-20	鞍钢股份有限公司	Medium carbon spheroidized sorbite tool steel with high surface hardness and excellent bending property and production method thereof
CN113913704B (en) *	2021-12-13	2022-03-11	北京科技大学	Tellurium-sulfur co-processed aluminum deoxidized steel and preparation method and application thereof

Citations (4)

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Publication number	Priority date	Publication date	Assignee	Title
JPH0741851A (en) *	1993-08-02	1995-02-10	Kawasaki Steel Corp	Manufacturing method for machine structural steel with excellent machinability, cold forgeability and fatigue strength characteristics
JPH07188847A (en) *	1993-12-28	1995-07-25	Kawasaki Steel Corp	Carbon steel for machine structure with excellent machinability
EP1188846A1 (en) *	2000-08-30	2002-03-20	Kabushiki Kaisha Kobe Seiko Sho	Machine structure steel superior in chip disposability and mechanical properties
JP3706560B2 (en) *	2000-08-30	2005-10-12	株式会社神戸製鋼所	Mechanical structural steel with excellent chip control and mechanical properties

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DE68924062T2 (en) *	1988-12-10	1996-03-28	Kawasaki Steel Co	PRODUCTION METHOD OF CRYSTALLINE OBJECTS WITH DIRECTED CRYSTAL ORIENTATION.
JPH07150293A (en) *	1993-11-26	1995-06-13	Kawasaki Steel Corp	Graphite composite free cutting steel
JPH07316718A (en) *	1994-05-24	1995-12-05	Kawasaki Steel Corp	Bearing members with excellent heat treatment productivity and delay characteristics for microstructural changes due to repeated stress loading
US5776267A (en) *	1995-10-27	1998-07-07	Kabushiki Kaisha Kobe Seiko Sho	Spring steel with excellent resistance to hydrogen embrittlement and fatigue
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2007
- 2007-12-25 BR BRPI0710842-7A patent/BRPI0710842B1/en not_active IP Right Cessation
- 2007-12-25 KR KR1020087021626A patent/KR101162743B1/en not_active Expired - Fee Related
- 2007-12-25 AU AU2007342838A patent/AU2007342838B2/en not_active Ceased
- 2007-12-25 WO PCT/JP2007/075350 patent/WO2008084749A1/en not_active Ceased
- 2007-12-25 JP JP2008519751A patent/JP4568362B2/en not_active Expired - Fee Related
- 2007-12-25 US US12/225,897 patent/US20090274573A1/en not_active Abandoned
- 2007-12-25 KR KR1020117027724A patent/KR20110133501A/en not_active Withdrawn
- 2007-12-25 EP EP07860545.8A patent/EP2060647B1/en not_active Not-in-force
- 2007-12-25 CN CN2007800109591A patent/CN101410541B/en not_active Expired - Fee Related
- 2007-12-25 BR BR122013026772-7A patent/BR122013026772B1/en not_active IP Right Cessation
2010
- 2010-01-20 US US12/657,473 patent/US20100124515A1/en not_active Abandoned
- 2010-02-19 AU AU2010200638A patent/AU2010200638B2/en not_active Ceased

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0741851A (en) *	1993-08-02	1995-02-10	Kawasaki Steel Corp	Manufacturing method for machine structural steel with excellent machinability, cold forgeability and fatigue strength characteristics
JPH07188847A (en) *	1993-12-28	1995-07-25	Kawasaki Steel Corp	Carbon steel for machine structure with excellent machinability
EP1188846A1 (en) *	2000-08-30	2002-03-20	Kabushiki Kaisha Kobe Seiko Sho	Machine structure steel superior in chip disposability and mechanical properties
JP3706560B2 (en) *	2000-08-30	2005-10-12	株式会社神戸製鋼所	Mechanical structural steel with excellent chip control and mechanical properties

Non-Patent Citations (1)

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Title
See also references of WO2008084749A1 *

Also Published As

Publication number	Publication date
US20090274573A1 (en)	2009-11-05
KR20080102382A (en)	2008-11-25
KR101162743B1 (en)	2012-07-05
AU2007342838A1 (en)	2008-07-17
AU2010200638B2 (en)	2013-05-02
AU2010200638A1 (en)	2010-03-11
AU2007342838B2 (en)	2010-04-01
JP4568362B2 (en)	2010-10-27
CN101410541B (en)	2011-11-16
BR122013026772B1 (en)	2018-01-09
CN101410541A (en)	2009-04-15
BRPI0710842A2 (en)	2011-08-23
JPWO2008084749A1 (en)	2010-04-30
US20100124515A1 (en)	2010-05-20
EP2060647A1 (en)	2009-05-20
BRPI0710842B1 (en)	2018-09-11
KR20110133501A (en)	2011-12-12
EP2060647B1 (en)	2017-11-15
WO2008084749A1 (en)	2008-07-17

Legal Events

Date	Code	Title	Description
2009-04-17	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
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2012-08-15	DAX	Request for extension of the european patent (deleted)
2013-01-23	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: NIPPON STEEL & SUMITOMO METAL CORPORATION
2016-07-13	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20160610
2016-07-13	RIC1	Information provided on ipc code assigned before grant	Ipc: C21D 8/00 20060101ALI20160606BHEP Ipc: C21D 1/28 20060101ALI20160606BHEP Ipc: C22C 38/60 20060101ALI20160606BHEP Ipc: C22C 38/00 20060101AFI20160606BHEP Ipc: C21D 6/02 20060101ALI20160606BHEP Ipc: C21D 7/13 20060101ALI20160606BHEP
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Publication	Publication Date	Title
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