EP3492615A4 - Acier pour structures de machines - Google Patents

Acier pour structures de machines Download PDF

Info

Publication number
EP3492615A4
EP3492615A4 EP17834454.5A EP17834454A EP3492615A4 EP 3492615 A4 EP3492615 A4 EP 3492615A4 EP 17834454 A EP17834454 A EP 17834454A EP 3492615 A4 EP3492615 A4 EP 3492615A4
Authority
EP
European Patent Office
Prior art keywords
steel
machine structures
structures
machine
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Withdrawn
Application number
EP17834454.5A
Other languages
German (de)
English (en)
Other versions
EP3492615A1 (fr
Inventor
Masayuki Hashimura
Makoto Egashira
Shouji TOUDOU
Takanori IWAHASHI
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 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.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP3492615A1 publication Critical patent/EP3492615A1/fr
Publication of EP3492615A4 publication Critical patent/EP3492615A4/fr
Withdrawn legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • 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
    • C22C38/20—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
    • C22C38/28—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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0006—Adding metallic additives
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • 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)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP17834454.5A 2016-07-27 2017-07-27 Acier pour structures de machines Withdrawn EP3492615A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016147194 2016-07-27
PCT/JP2017/027154 WO2018021452A1 (fr) 2016-07-27 2017-07-27 Acier pour structures de machines

Publications (2)

Publication Number Publication Date
EP3492615A1 EP3492615A1 (fr) 2019-06-05
EP3492615A4 true EP3492615A4 (fr) 2019-12-25

Family

ID=61016225

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17834454.5A Withdrawn EP3492615A4 (fr) 2016-07-27 2017-07-27 Acier pour structures de machines

Country Status (6)

Country Link
US (1) US20190169723A1 (fr)
EP (1) EP3492615A4 (fr)
JP (1) JP6760379B2 (fr)
KR (1) KR20190034273A (fr)
CN (1) CN109496239A (fr)
WO (1) WO2018021452A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110205557B (zh) * 2019-07-17 2020-08-18 贝斯山钢(山东)钢板有限公司 一种350-380hbw硬度级别厚规格高韧性耐磨钢板及制备方法
MX2022007868A (es) * 2019-12-23 2022-07-19 Jfe Steel Corp Acero de mecanizado libre y metodo para fabricar el mismo.
CN114645208B (zh) * 2022-03-23 2023-04-25 青海西钢特殊钢科技开发有限公司 一种采用碲处理的非调质胀断连杆用钢及其生产方法
CN114959429A (zh) * 2022-05-31 2022-08-30 本钢板材股份有限公司 一种工程机械齿轮用钢18CrNiMo7-6的制造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000282172A (ja) * 1999-01-28 2000-10-10 Sumitomo Metal Ind Ltd 被削性と靱性に優れた機械構造用鋼材及び機械構造部品
EP2418296A1 (fr) * 2009-04-06 2012-02-15 Nippon Steel Corporation Acier pour durcissement superficiel qui présente une excellente aptitude au façonnage à froid et une excellente aptitude à l'usinage et qui présente d'excellentes caractéristiques à la fatigue après cémentation au carbone et trempe, et son procédé de fabrication
WO2014125770A1 (fr) * 2013-02-18 2014-08-21 新日鐵住金株式会社 Acier de décolletage contenant du plomb
WO2015125915A1 (fr) * 2014-02-24 2015-08-27 新日鐵住金株式会社 Matériau en acier pour durcissement par induction

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3496804B2 (ja) * 1998-01-28 2004-02-16 愛知製鋼株式会社 快穿孔鋼
JP3437079B2 (ja) * 1998-02-05 2003-08-18 株式会社神戸製鋼所 切りくず処理性に優れた機械構造用鋼
CA2323952A1 (fr) * 1999-01-28 2000-08-03 Yasutaka Okada Produit en acier destine a des pieces structurelles de machines
JP3468239B2 (ja) * 2001-10-01 2003-11-17 住友金属工業株式会社 機械構造用鋼及びその製造方法
CN1169992C (zh) * 2001-11-15 2004-10-06 住友金属工业株式会社 机械结构用钢
US6764645B2 (en) * 2001-11-28 2004-07-20 Diado Steel Co., Ltd. Steel for machine structural use having good machinability and chip-breakability
JP3758581B2 (ja) * 2002-02-04 2006-03-22 住友金属工業株式会社 低炭素快削鋼
JP4906245B2 (ja) * 2004-06-08 2012-03-28 山陽特殊製鋼株式会社 被削性に優れた機械構造用鋼
JP5114658B2 (ja) * 2006-12-20 2013-01-09 新日鐵住金株式会社 機械的特性及び被削性に優れた機械構造用鋼
TWI391500B (zh) * 2008-08-06 2013-04-01 Posco 環保無鉛之快削鋼及其製作方法
BRPI1012814B1 (pt) * 2009-05-22 2019-02-19 Nippon Steel & Sumitomo Metal Corporation Método para usinar aço para uso em estruturas de máquinas
WO2012056785A1 (fr) * 2010-10-27 2012-05-03 新日本製鐵株式会社 Acier pour durcissement de surface destiné à une utilisation structurale d'une machine, et composant d'acier pour utilisation structurale d'une machine et son procédé de fabrication
JP6477382B2 (ja) * 2015-09-18 2019-03-06 Ｊｆｅスチール株式会社 快削鋼

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000282172A (ja) * 1999-01-28 2000-10-10 Sumitomo Metal Ind Ltd 被削性と靱性に優れた機械構造用鋼材及び機械構造部品
EP2418296A1 (fr) * 2009-04-06 2012-02-15 Nippon Steel Corporation Acier pour durcissement superficiel qui présente une excellente aptitude au façonnage à froid et une excellente aptitude à l'usinage et qui présente d'excellentes caractéristiques à la fatigue après cémentation au carbone et trempe, et son procédé de fabrication
WO2014125770A1 (fr) * 2013-02-18 2014-08-21 新日鐵住金株式会社 Acier de décolletage contenant du plomb
WO2015125915A1 (fr) * 2014-02-24 2015-08-27 新日鐵住金株式会社 Matériau en acier pour durcissement par induction
EP3112487A1 (fr) * 2014-02-24 2017-01-04 Nippon Steel & Sumitomo Metal Corporation Matériau en acier pour durcissement par induction

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018021452A1 *

Also Published As

Publication number Publication date
US20190169723A1 (en) 2019-06-06
WO2018021452A1 (fr) 2018-02-01
JP6760379B2 (ja) 2020-09-23
JPWO2018021452A1 (ja) 2019-05-30
KR20190034273A (ko) 2019-04-01
CN109496239A (zh) 2019-03-19
EP3492615A1 (fr) 2019-06-05

Similar Documents

Publication Publication Date Title
EP3450636A4 (fr) Engin de chantier
EP3470772A4 (fr) Engin de chantier
EP3480371A4 (fr) Engin de chantier
EP3412839A4 (fr) Machine de travail
EP3477247A4 (fr) Machine de construction
EP3483346A4 (fr) Engin de chantier
EP3428457A4 (fr) Engin de construction
EP3315260A4 (fr) Machine à clouer
EP3251803A4 (fr) Machine de travail
EP3431669A4 (fr) Engin de chantier
EP3284868A4 (fr) Machine de construction
EP3396176A4 (fr) Engin de chantier
EP3412834A4 (fr) Machine de construction
EP3545746A4 (fr) Machine de travail
EP3545749A4 (fr) Machine de travail
EP3409844A4 (fr) Machine de construction
EP3305993A4 (fr) Machine de construction
EP3483348A4 (fr) Engin de chantier
EP3315341A4 (fr) Engin de chantier
EP3348715A4 (fr) Engin de chantier
EP3556947A4 (fr) Engin de chantier
EP3561182A4 (fr) Engin de chantier
EP3545750A4 (fr) Machine de travail
EP3428346A4 (fr) Engin de chantier
EP3492614A4 (fr) Acier pour structures mécaniques

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: 20190208

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL CORPORATION

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20191122

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/28 20060101ALI20191118BHEP

Ipc: C22C 38/00 20060101AFI20191118BHEP

Ipc: C21C 7/00 20060101ALI20191118BHEP

Ipc: C22C 38/04 20060101ALI20191118BHEP

Ipc: B22D 11/124 20060101ALI20191118BHEP

Ipc: C22C 38/20 20060101ALI20191118BHEP

Ipc: C21C 7/04 20060101ALI20191118BHEP

Ipc: C22C 38/06 20060101ALI20191118BHEP

Ipc: B22D 11/22 20060101ALI20191118BHEP

Ipc: C22C 38/02 20060101ALI20191118BHEP

Ipc: C22C 38/22 20060101ALI20191118BHEP

Ipc: C22C 38/44 20060101ALI20191118BHEP

Ipc: C22C 38/32 20060101ALI20191118BHEP

Ipc: C22C 38/26 20060101ALI20191118BHEP

Ipc: C22C 38/24 20060101ALI20191118BHEP

Ipc: C22C 38/60 20060101ALI20191118BHEP

17Q First examination report despatched

Effective date: 20200709

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20200831