EP3421630A4 - Cu-containing low alloy copper having excellent balance between strength and low-temperature toughness and method for producing same - Google Patents

Cu-containing low alloy copper having excellent balance between strength and low-temperature toughness and method for producing same Download PDF

Info

Publication number: EP3421630A4
Authority: EP; European Patent Office
Prior art keywords: low; strength; temperature toughness; producing same; excellent balance
Prior art date: 2016-02-25
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

EP17756207.1A

Other languages

German (de)

French (fr)

Other versions

EP3421630B1 (en

EP3421630A1 (en

Inventor

Yuta HONMA

Kunihiko Hashi

Rinzo Kayano

Gen Sasaki

Kokichi UNO

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.)

Japan Steel Works M&E Inc

Original Assignee

Japan Steel Works 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.)

2016-02-25

Filing date

2017-02-08

Publication date

2019-01-02

2017-02-08 Application filed by Japan Steel Works Ltd filed Critical Japan Steel Works Ltd

2019-01-02 Publication of EP3421630A4 publication Critical patent/EP3421630A4/en

2019-01-02 Publication of EP3421630A1 publication Critical patent/EP3421630A1/en

2021-03-24 Application granted granted Critical

2021-03-24 Publication of EP3421630B1 publication Critical patent/EP3421630B1/en

Status Active legal-status Critical Current

2037-02-08 Anticipated expiration legal-status Critical

Links

239000010949 copper Substances 0.000 title 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title 1
239000000956 alloy Substances 0.000 title 1
229910045601 alloy Inorganic materials 0.000 title 1
229910052802 copper Inorganic materials 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1

Classifications

- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
- 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
- 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
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- 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
- C21D1/78—Combined heat-treatments not provided for above
- 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
- 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
- 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
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
- 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
- C21D6/005—Heat treatment of ferrous alloys containing Mn
- 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
- C21D6/008—Heat treatment of ferrous alloys containing Si
- 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 by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
- 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
- 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
- C22C38/02—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
- C22C38/40—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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

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

EP17756207.1A 2016-02-25 2017-02-08 Method for producing cu-containing low alloy steel having excellent balance between strength and low-temperature toughness Active EP3421630B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2016034390A JP6242415B2 (en)	2016-02-25	2016-02-25	Cu-containing low alloy steel excellent in strength-low temperature toughness balance and manufacturing method thereof
PCT/JP2017/004617 WO2017145766A1 (en)	2016-02-25	2017-02-08	Cu-containing low alloy copper having excellent balance between strength and low-temperature toughness and method for producing same

Publications (3)

Publication Number	Publication Date
EP3421630A4 true EP3421630A4 (en)	2019-01-02
EP3421630A1 EP3421630A1 (en)	2019-01-02
EP3421630B1 EP3421630B1 (en)	2021-03-24

Family

ID=59685059

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17756207.1A Active EP3421630B1 (en)	2016-02-25	2017-02-08	Method for producing cu-containing low alloy steel having excellent balance between strength and low-temperature toughness

Country Status (6)

Country	Link
US (1)	US20190055620A1 (en)
EP (1)	EP3421630B1 (en)
JP (1)	JP6242415B2 (en)
KR (2)	KR20180118117A (en)
BR (1)	BR112018067794B1 (en)
WO (1)	WO2017145766A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7025950B2 (en) *	2018-02-16	2022-02-25	日本製鋼所Ｍ＆Ｅ株式会社	Cu-containing low alloy steel with high strength and high toughness and its manufacturing method
JP7402055B2 (en)	2020-01-07	2023-12-20	日本製鋼所Ｍ＆Ｅ株式会社	Cu-containing low-alloy steel with excellent weld heat-affected zone toughness and method for producing the same
CN114134404B (en) *	2021-05-20	2022-07-29	江阴兴澄特种钢铁有限公司	Economical FH36 steel plate for icebreaking ship and preparation method thereof
CN114892072B (en) *	2022-04-08	2023-06-09	上海大学	High-strength high-toughness hydrogen embrittlement-resistant steel plate and component optimization and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07207334A (en) *	1994-01-12	1995-08-08	Nippon Steel Corp	Production of high tension steel having excellent weldability and plastic deformability
JPH07233438A (en) *	1993-12-29	1995-09-05	Nkk Corp	High tensile strength steel and its production
JP3262972B2 (en) *	1995-07-31	2002-03-04	新日本製鐵株式会社	Weldable high strength steel with low yield ratio and excellent low temperature toughness
EP1375681A2 (en) *	2002-05-27	2004-01-02	Nippon Steel Corporation	High-strength high-toughness steel , method for producing the same and method for producing high-strength high-toughness steel pipe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS61149430A (en)	1984-12-25	1986-07-08	Kawasaki Steel Corp	Manufacture of low c-cu precipitation type high tension steel having superior toughness at low temperature and superior weldability
JPH062899B2 (en) *	1986-01-30	1994-01-12	日本鋳鍛鋼株式会社	Manufacturing method of cast steel with excellent low temperature toughness
JP2662409B2 (en) *	1988-02-26	1997-10-15	新日本製鐵株式会社	Manufacturing method of ultra-thick tempered high strength steel sheet with excellent low temperature toughness
JPH05171263A (en)	1991-12-24	1993-07-09	Kawasaki Steel Corp	Two phase range hardening method for b-adding steel
JPH06220577A (en) *	1993-01-26	1994-08-09	Kawasaki Steel Corp	High tensile strength steel excellent in hic resistance and its production
JP3541746B2 (en)	1999-09-13	2004-07-14	住友金属工業株式会社	High strength thick steel plate excellent in CTOD characteristics and method for producing the same
JP5076423B2 (en)	2006-09-27	2012-11-21	Ｊｆｅスチール株式会社	Method for producing Ni-containing steel sheet

2016
- 2016-02-25 JP JP2016034390A patent/JP6242415B2/en active Active
2017
- 2017-02-08 WO PCT/JP2017/004617 patent/WO2017145766A1/en active Application Filing
- 2017-02-08 KR KR1020187023597A patent/KR20180118117A/en active Application Filing
- 2017-02-08 US US16/079,769 patent/US20190055620A1/en not_active Abandoned
- 2017-02-08 BR BR112018067794-9A patent/BR112018067794B1/en active IP Right Grant
- 2017-02-08 EP EP17756207.1A patent/EP3421630B1/en active Active
- 2017-02-08 KR KR1020247005834A patent/KR20240027879A/en active Application Filing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07233438A (en) *	1993-12-29	1995-09-05	Nkk Corp	High tensile strength steel and its production
JPH07207334A (en) *	1994-01-12	1995-08-08	Nippon Steel Corp	Production of high tension steel having excellent weldability and plastic deformability
JP3262972B2 (en) *	1995-07-31	2002-03-04	新日本製鐵株式会社	Weldable high strength steel with low yield ratio and excellent low temperature toughness
EP1375681A2 (en) *	2002-05-27	2004-01-02	Nippon Steel Corporation	High-strength high-toughness steel , method for producing the same and method for producing high-strength high-toughness steel pipe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017145766A1 *

Also Published As

Publication number	Publication date
US20190055620A1 (en)	2019-02-21
BR112018067794A2 (en)	2019-02-12
EP3421630B1 (en)	2021-03-24
WO2017145766A1 (en)	2017-08-31
BR112018067794B1 (en)	2022-07-19
KR20180118117A (en)	2018-10-30
JP6242415B2 (en)	2017-12-06
JP2017150041A (en)	2017-08-31
EP3421630A1 (en)	2019-01-02
KR20240027879A (en)	2024-03-04

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