EP3950970A4 - Tige en acier - Google Patents

Tige en acier Download PDF

Info

Publication number
EP3950970A4
EP3950970A4 EP20778583.3A EP20778583A EP3950970A4 EP 3950970 A4 EP3950970 A4 EP 3950970A4 EP 20778583 A EP20778583 A EP 20778583A EP 3950970 A4 EP3950970 A4 EP 3950970A4
Authority
EP
European Patent Office
Prior art keywords
steel rod
steel
rod
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.)
Pending
Application number
EP20778583.3A
Other languages
German (de)
English (en)
Other versions
EP3950970A1 (fr
Inventor
Shota YAMASAKI
Kohji Takano
Akinori Yoshizawa
Hiroki Morita
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 Stainless 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 Stainless Steel Corp filed Critical Nippon Steel Stainless Steel Corp
Publication of EP3950970A1 publication Critical patent/EP3950970A1/fr
Publication of EP3950970A4 publication Critical patent/EP3950970A4/fr
Pending 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C21D8/06—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • 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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • C22C38/46—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
    • C22C38/48—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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • 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
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Articles (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
EP20778583.3A 2019-03-27 2020-03-25 Tige en acier Pending EP3950970A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019060200 2019-03-27
PCT/JP2020/013242 WO2020196595A1 (fr) 2019-03-27 2020-03-25 Tige en acier

Publications (2)

Publication Number Publication Date
EP3950970A1 EP3950970A1 (fr) 2022-02-09
EP3950970A4 true EP3950970A4 (fr) 2022-11-23

Family

ID=72609908

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20778583.3A Pending EP3950970A4 (fr) 2019-03-27 2020-03-25 Tige en acier

Country Status (6)

Country Link
US (1) US20220170125A1 (fr)
EP (1) EP3950970A4 (fr)
JP (1) JP7077477B2 (fr)
CN (1) CN113631733A (fr)
MX (1) MX395077B (fr)
WO (1) WO2020196595A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021166797A1 (fr) * 2020-02-19 2021-08-26 日鉄ステンレス株式会社 Matériau en acier inoxydable électromagnétique en forme de tige
JP7670507B2 (ja) * 2021-03-09 2025-04-30 日鉄ステンレス株式会社 フェライト系ステンレス鋼線
JP7643907B2 (ja) * 2021-03-29 2025-03-11 日鉄ステンレス株式会社 フェライト系ステンレス棒状鋼材及びその製造方法
KR102459460B1 (ko) * 2021-06-10 2022-10-25 공주대학교 산학협력단 고강도 페라이트 합금 및 이의 제조방법
JP7737018B2 (ja) * 2022-03-31 2025-09-10 日本製鉄株式会社 フェライト系ステンレス棒状鋼材
CN117684090A (zh) * 2023-11-24 2024-03-12 建湖县双源冷拉型钢有限公司 一种耐腐蚀冷拉圆钢及其制备工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015190422A1 (fr) * 2014-06-11 2015-12-17 新日鐵住金ステンレス株式会社 Tige de fil métallique en acier inoxydable duplex à haute résistance, fil métallique en acier inoxydable duplex à haute résistance et procédé de fabrication s'y rapportant ainsi qu'élément ressort
EP3260564A1 (fr) * 2015-02-20 2017-12-27 JFE Steel Corporation Tube d'acier haute résistance sans soudure à paroi épaisse et son procédé de production
JP2018119174A (ja) * 2017-01-24 2018-08-02 新日鐵住金ステンレス株式会社 耐熱ボルト用二相ステンレス鋼線、および、該二相ステンレス鋼線を用いた耐熱ボルト部品

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2545670B2 (ja) 1992-06-02 1996-10-23 新日本製鐵株式会社 鋼材の加熱圧延方法
JP2002254103A (ja) 2001-03-01 2002-09-10 Sanyo Special Steel Co Ltd 冷間加工性に優れたフェライト系ステンレス鋼線材、棒鋼および鋼管の製造方法並びにその方法により製造された線材、棒鋼および鋼管
JP4107199B2 (ja) * 2003-08-25 2008-06-25 住友金属工業株式会社 中実丸ビレットとその製造方法およびマルテンサイト系ステンレス鋼継目無鋼管の製造方法
JP2005226147A (ja) 2004-02-16 2005-08-25 Daido Steel Co Ltd ステンレス鋼線材の製造方法
JP2005313207A (ja) 2004-04-30 2005-11-10 Daido Steel Co Ltd フェライト系ステンレス鋼細線の連続圧延方法
JP5009520B2 (ja) * 2005-10-17 2012-08-22 山陽特殊製鋼株式会社 Ｆｅ−Ｃｒ系マルテンサイトステンレス棒鋼の製造方法
CN102268604A (zh) * 2007-07-20 2011-12-07 株式会社神户制钢所 弹簧用钢线材及其制造方法
JP6004653B2 (ja) 2012-01-19 2016-10-12 新日鐵住金ステンレス株式会社 フェライト系ステンレス鋼線材、及び鋼線、並びに、それらの製造方法
JP6259621B2 (ja) * 2012-09-27 2018-01-10 新日鐵住金ステンレス株式会社 冷間加工性、耐食性に優れた超非磁性軟質ステンレス鋼線材及びその製造方法、鋼線、鋼線コイル並びにその製造方法
WO2014157231A1 (fr) 2013-03-29 2014-10-02 新日鐵住金ステンレス株式会社 Câble en acier inoxydable ferritique ayant d'excellentes aptitude au forgeage à froid et usinabilité
JP6308869B2 (ja) 2014-05-27 2018-04-11 新日鐵住金ステンレス株式会社 成形性及び耐孔食性に優れたフェライト系ステンレス鋼線及びその製造方法
JP6747639B2 (ja) 2014-08-28 2020-09-02 国立大学法人豊橋技術科学大学 金属材料および加工処理方法
JP6674894B2 (ja) * 2014-08-29 2020-04-01 株式会社明治 チーズソースおよびその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015190422A1 (fr) * 2014-06-11 2015-12-17 新日鐵住金ステンレス株式会社 Tige de fil métallique en acier inoxydable duplex à haute résistance, fil métallique en acier inoxydable duplex à haute résistance et procédé de fabrication s'y rapportant ainsi qu'élément ressort
EP3260564A1 (fr) * 2015-02-20 2017-12-27 JFE Steel Corporation Tube d'acier haute résistance sans soudure à paroi épaisse et son procédé de production
JP2018119174A (ja) * 2017-01-24 2018-08-02 新日鐵住金ステンレス株式会社 耐熱ボルト用二相ステンレス鋼線、および、該二相ステンレス鋼線を用いた耐熱ボルト部品

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "Steel ball skew rolling mill- Steel ball rolling production line", 31 March 2019 (2019-03-31), XP055971550, Retrieved from the Internet <URL:http://www.steelballmachine.com/solution/xiezhaji.html> [retrieved on 20221014] *
See also references of WO2020196595A1 *

Also Published As

Publication number Publication date
WO2020196595A1 (fr) 2020-10-01
CN113631733A (zh) 2021-11-09
EP3950970A1 (fr) 2022-02-09
MX395077B (es) 2025-03-24
JPWO2020196595A1 (fr) 2020-10-01
US20220170125A1 (en) 2022-06-02
JP7077477B2 (ja) 2022-05-30
MX2021011568A (es) 2022-08-26

Similar Documents

Publication Publication Date Title
EP3994692C0 (fr) Cellule binaire de calcul en mémoire
EP3828822C0 (fr) Génie civil
DK4051688T3 (da) Cd73-hæmmere
EP3930851A4 (fr) Polythérapies
EP3919491C0 (fr) Inhibiteur d&#39;akt
EP3967649C0 (fr) Nanoparticule lipidique
EP3742771C0 (fr) Notification m2m sm-sr à sm-dp
PL3765646T3 (pl) Kompozycja stali
EP3973348A4 (fr) Visiocasques
EP3912517C0 (fr) Cadre
DK3715661T3 (da) Forbedret antihviningsmellemlæg
EP3957391C0 (fr) Agitateur
EP3975220A4 (fr) Panneau d&#39;affichage
EP4001694A4 (fr) Réducteur
EP3965638C0 (fr) Spéculum vaginal
EP3962498A4 (fr) Polythérapies
DK3738452T3 (da) Fordamper
EP3682831C0 (fr) Applicateur cryogénique
EP3819047C0 (fr) Matériau en acier optimisé
EP4063289C0 (fr) Capsule-couronne
EP4011930A4 (fr) Préimprégné
EP3983167C0 (fr) Cale à faible friction
DE202019004111U8 (de) Weichenstellvorichtung
ES1240759Y (es) Varilla para fusil de pesca submarina
UA42355S (uk) Стрижень ключа

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20211025

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

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIN1 Information on inventor provided before grant (corrected)

Inventor name: MORITA, HIROKI

Inventor name: YOSHIZAWA, AKINORI

Inventor name: TAKANO, KOHJI

Inventor name: YAMASAKI, SHOTA

A4 Supplementary search report drawn up and despatched

Effective date: 20221026

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/58 20060101ALI20221020BHEP

Ipc: C22C 38/00 20060101ALI20221020BHEP

Ipc: C21D 8/06 20060101AFI20221020BHEP

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

Owner name: NIPPON STEEL CORPORATION