EP2762595A4 - Stainless steel for cutlery and manufacturing process therefor - Google Patents

Stainless steel for cutlery and manufacturing process therefor

Info

Publication number
EP2762595A4
EP2762595A4 EP12836077.3A EP12836077A EP2762595A4 EP 2762595 A4 EP2762595 A4 EP 2762595A4 EP 12836077 A EP12836077 A EP 12836077A EP 2762595 A4 EP2762595 A4 EP 2762595A4
Authority
EP
European Patent Office
Prior art keywords
cutlery
stainless steel
manufacturing process
process therefor
therefor
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
Application number
EP12836077.3A
Other languages
German (de)
French (fr)
Other versions
EP2762595A1 (en
EP2762595B1 (en
Inventor
Tomonori Ueno
Goh Yoshiyama
Ichiro Kishigami
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.)
Filing date
Publication date
Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of EP2762595A1 publication Critical patent/EP2762595A1/en
Publication of EP2762595A4 publication Critical patent/EP2762595A4/en
Application granted granted Critical
Publication of EP2762595B1 publication Critical patent/EP2762595B1/en
Active legal-status Critical Current
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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel
    • 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
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C21D9/18—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for knives, scythes, scissors, or like hand cutting tools
    • 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
    • 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
    • C22C38/22—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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

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 Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
EP12836077.3A 2011-09-26 2012-09-14 Stainless steel for cutlery and manufacturing process therefor Active EP2762595B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011208430 2011-09-26
PCT/JP2012/073621 WO2013047237A1 (en) 2011-09-26 2012-09-14 Stainless steel for cutlery and manufacturing process therefor

Publications (3)

Publication Number Publication Date
EP2762595A1 EP2762595A1 (en) 2014-08-06
EP2762595A4 true EP2762595A4 (en) 2015-02-25
EP2762595B1 EP2762595B1 (en) 2018-07-04

Family

ID=47995270

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12836077.3A Active EP2762595B1 (en) 2011-09-26 2012-09-14 Stainless steel for cutlery and manufacturing process therefor

Country Status (5)

Country Link
US (1) US20140294662A1 (en)
EP (1) EP2762595B1 (en)
JP (1) JP5333695B1 (en)
CN (1) CN103827339B (en)
WO (1) WO2013047237A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104838031B (en) * 2013-03-25 2017-05-10 日立金属株式会社 Intermediate material for stainless steel for knives
CN105568169A (en) * 2016-01-19 2016-05-11 溧阳市金昆锻压有限公司 Martensitic stainless steel circular mould
JP6635890B2 (en) * 2016-07-15 2020-01-29 日鉄ステンレス株式会社 Martensitic stainless steel sheet for cutting tools with excellent manufacturability and corrosion resistance
WO2018051854A1 (en) * 2016-09-16 2018-03-22 日立金属株式会社 Blade material
DE102017003965B4 (en) * 2017-04-25 2019-12-12 Zapp Precision Metals Gmbh Martensitic chrome steel, steel foil, perforated and / or perforated steel foil component, process for producing a steel foil
CN107130186B (en) * 2017-05-25 2019-06-18 湖北东舟重工科技股份有限公司 A kind of high-hardenability die steel and its preparation process
CN107699815B (en) * 2017-11-27 2019-08-30 上海大学 High hardness high toughness cutlery stainless steel and preparation method thereof
KR102282041B1 (en) * 2019-03-12 2021-07-28 한국과학기술연구원 Ferritic stainless steels with high strength and toughness and method of manufacturing the same
CN110004380A (en) * 2019-04-04 2019-07-12 山东泰山钢铁集团有限公司 A kind of shear steel containing molybdenum
JP7226564B2 (en) * 2020-04-30 2023-02-21 Ｊｆｅスチール株式会社 Stainless steel plate and its manufacturing method, cutlery, and cutlery

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0485641A1 (en) * 1990-11-10 1992-05-20 Wilkinson Sword Gesellschaft mit beschränkter Haftung Razor blade steel having high corrosion resistance, razor blades and a process for manufacturing razor blades
GB2258469A (en) * 1991-08-05 1993-02-10 Hitachi Metals Ltd Stainless steel for a razor
EP1225242A2 (en) * 2001-01-18 2002-07-24 Kawasaki Steel Corporation Ferritic stainless steel sheet with excellent workability and method for making the same
EP1591547A1 (en) * 2004-04-27 2005-11-02 Hitachi Metals, Ltd. Steel strip for a replacement blade and manufacturing method therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0920923A (en) * 1995-07-05 1997-01-21 Sumitomo Metal Ind Ltd Production of high carbon stainless steel plate
TW338729B (en) * 1996-09-30 1998-08-21 Kawasaki Steel Co Hot roll stainless steel tape and the manufacturing method
JP4857811B2 (en) * 2006-02-27 2012-01-18 Ｊｆｅスチール株式会社 Steel for knives
JP5365997B2 (en) * 2008-04-09 2013-12-11 日立金属株式会社 Method for producing stainless steel strip for blades
CN101643886B (en) * 2009-08-31 2013-09-18 武汉钢铁(集团)公司 Stainless steel for cutter and manufacture method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0485641A1 (en) * 1990-11-10 1992-05-20 Wilkinson Sword Gesellschaft mit beschränkter Haftung Razor blade steel having high corrosion resistance, razor blades and a process for manufacturing razor blades
GB2258469A (en) * 1991-08-05 1993-02-10 Hitachi Metals Ltd Stainless steel for a razor
EP1225242A2 (en) * 2001-01-18 2002-07-24 Kawasaki Steel Corporation Ferritic stainless steel sheet with excellent workability and method for making the same
EP1591547A1 (en) * 2004-04-27 2005-11-02 Hitachi Metals, Ltd. Steel strip for a replacement blade and manufacturing method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013047237A1 *

Also Published As

Publication number Publication date
EP2762595A1 (en) 2014-08-06
WO2013047237A1 (en) 2013-04-04
CN103827339A (en) 2014-05-28
CN103827339B (en) 2015-04-01
US20140294662A1 (en) 2014-10-02
JP5333695B1 (en) 2013-11-06
EP2762595B1 (en) 2018-07-04
JPWO2013047237A1 (en) 2015-03-26

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