EP2322680A4 - Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication - Google Patents

Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication

Info

Publication number
EP2322680A4
EP2322680A4 EP09805163.4A EP09805163A EP2322680A4 EP 2322680 A4 EP2322680 A4 EP 2322680A4 EP 09805163 A EP09805163 A EP 09805163A EP 2322680 A4 EP2322680 A4 EP 2322680A4
Authority
EP
European Patent Office
Prior art keywords
free
environmentally
friendly
manufacturing
same
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
EP09805163.4A
Other languages
German (de)
English (en)
Other versions
EP2322680B1 (fr
EP2322680A2 (fr
Inventor
Sang-Bog Ahn
Hyong-Jik Lee
Ki-Ho Rhee
Duk-Lak Lee
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.)
Posco Holdings Inc
Original Assignee
Posco Co 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
Priority claimed from KR1020080077067A external-priority patent/KR101027246B1/ko
Priority claimed from KR1020090018464A external-priority patent/KR101091275B1/ko
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2322680A2 publication Critical patent/EP2322680A2/fr
Publication of EP2322680A4 publication Critical patent/EP2322680A4/fr
Application granted granted Critical
Publication of EP2322680B1 publication Critical patent/EP2322680B1/fr
Not-in-force 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
    • 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
    • C22C38/04—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
    • C22C38/18—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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
  • Continuous Casting (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Metal Rolling (AREA)
EP09805163.4A 2008-08-06 2009-08-03 Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication Not-in-force EP2322680B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020080077067A KR101027246B1 (ko) 2008-08-06 2008-08-06 절삭성이 우수한 친환경 무연쾌삭강 및 그 제조방법
KR1020090018464A KR101091275B1 (ko) 2009-03-04 2009-03-04 친환경 무연쾌삭강
PCT/KR2009/004329 WO2010016702A2 (fr) 2008-08-06 2009-08-03 Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP2322680A2 EP2322680A2 (fr) 2011-05-18
EP2322680A4 true EP2322680A4 (fr) 2015-07-29
EP2322680B1 EP2322680B1 (fr) 2016-10-26

Family

ID=41664084

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09805163.4A Not-in-force EP2322680B1 (fr) 2008-08-06 2009-08-03 Acier facilement usinable, sans pb et respectueux de l'environnement et son procédé de fabrication

Country Status (5)

Country Link
EP (1) EP2322680B1 (fr)
JP (1) JP5277315B2 (fr)
CN (1) CN102165085B (fr)
TW (1) TWI391500B (fr)
WO (1) WO2010016702A2 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102703839B (zh) * 2012-06-25 2014-03-26 武汉钢铁(集团)公司 一种高强度易切削钢
CN103074466B (zh) * 2013-01-05 2014-07-02 河北钢铁股份有限公司邯郸分公司 一种生产探伤板的低成本炼钢工艺
EP3309272A4 (fr) * 2015-06-10 2018-10-24 Nippon Steel & Sumitomo Metal Corporation Acier de décolletage
EP3492615A4 (fr) * 2016-07-27 2019-12-25 Nippon Steel Corporation Acier pour structures de machines
WO2018021451A1 (fr) * 2016-07-27 2018-02-01 新日鐵住金株式会社 Acier pour structures mécaniques
TWI654042B (zh) 2017-02-21 2019-03-21 日商新日鐵住金股份有限公司 鋼之熔製方法
CN109778073B (zh) * 2019-02-20 2021-05-11 宝钢特钢长材有限公司 一种易切削汽车同步器用钢及其制备方法
CN110791709B (zh) * 2019-11-11 2020-12-04 广东韶钢松山股份有限公司 结构钢线材、改善结构钢线材切削性能的方法
CN112342464B (zh) 2020-10-19 2021-07-27 中天钢铁集团有限公司 一种oa轴用易切削钢热轧盘条的生产方法
CN113046631B (zh) * 2021-02-22 2022-08-19 南京钢铁股份有限公司 易切削非调质钢及其制备方法
CN113802058A (zh) * 2021-08-17 2021-12-17 首钢集团有限公司 一种低矫顽力易切削钢及其冶炼方法
CN114393182B (zh) * 2022-01-28 2024-02-06 江苏联峰能源装备有限公司 一种易切削齿轮钢硫化物形态的控制方法
CN114752854B (zh) * 2022-03-31 2022-09-27 中天钢铁集团有限公司 一种易切削钢冶炼的脱氧和合金化方法
CN115386800B (zh) * 2022-08-30 2023-10-20 鞍钢股份有限公司 一种低碳高锰硫环保型易切削钢及其制造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000160284A (ja) * 1998-11-25 2000-06-13 Sumitomo Metal Ind Ltd 快削鋼
EP1507016A1 (fr) * 2003-08-01 2005-02-16 Sumitomo Metal Industries, Ltd. Acier de décolletage faible teneur en carbonne.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002249823A (ja) * 2001-02-22 2002-09-06 Kawasaki Steel Corp 快削鋼の製造方法
TW583315B (en) * 2001-11-30 2004-04-11 Nkk Bars & Shapes Co Ltd Free cutting steel
JP3758581B2 (ja) * 2002-02-04 2006-03-22 住友金属工業株式会社 低炭素快削鋼
JP3929029B2 (ja) * 2002-03-12 2007-06-13 三菱製鋼株式会社 含硫黄快削鋼
JP4264329B2 (ja) * 2002-11-15 2009-05-13 新日本製鐵株式会社 被削性に優れる鋼
WO2004050932A1 (fr) * 2002-11-15 2004-06-17 Nippon Steel Corporation Acier possedant une usinabilite optimisee et son procede de fabrication
JP3978394B2 (ja) * 2002-12-02 2007-09-19 Ｊｆｅ条鋼株式会社 被削性に優れた硫黄および硫黄複合快削鋼
CN100447273C (zh) * 2003-12-01 2008-12-31 株式会社神户制钢所 成品表面粗糙度优异的低碳再硫化易切削钢产品及其制法
JP4265776B2 (ja) * 2004-02-18 2009-05-20 Ｊｆｅ条鋼株式会社 被削性に優れた硫黄および硫黄複合快削鋼
KR20080007386A (ko) * 2005-05-30 2008-01-18 수미도모 메탈 인더스트리즈, 리미티드 저탄소 유황 쾌삭강
JP4041511B2 (ja) * 2005-10-17 2008-01-30 株式会社神戸製鋼所 被削性に優れた低炭素硫黄快削鋼

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000160284A (ja) * 1998-11-25 2000-06-13 Sumitomo Metal Ind Ltd 快削鋼
EP1507016A1 (fr) * 2003-08-01 2005-02-16 Sumitomo Metal Industries, Ltd. Acier de décolletage faible teneur en carbonne.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
REYNOLDS J H ET AL: "Improving the machinability of steels for precision forging", MATERIALS AND DESIGN, LONDON, GB, vol. 13, no. 1, 1 January 1992 (1992-01-01), pages 23 - 28, XP024154023, ISSN: 0261-3069, [retrieved on 19920101], DOI: 10.1016/0261-3069(92)90048-M *

Also Published As

Publication number Publication date
CN102165085A (zh) 2011-08-24
WO2010016702A2 (fr) 2010-02-11
EP2322680B1 (fr) 2016-10-26
JP5277315B2 (ja) 2013-08-28
WO2010016702A9 (fr) 2010-04-08
TW201006939A (en) 2010-02-16
JP2011530004A (ja) 2011-12-15
TWI391500B (zh) 2013-04-01
EP2322680A2 (fr) 2011-05-18
CN102165085B (zh) 2013-05-08
WO2010016702A3 (fr) 2010-06-10

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