WO2015099363A8 - Acier lingot basse température présentant une excellente qualité de traitement de surface - Google Patents

Acier lingot basse température présentant une excellente qualité de traitement de surface Download PDF

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Publication number
WO2015099363A8
WO2015099363A8 PCT/KR2014/012601 KR2014012601W WO2015099363A8 WO 2015099363 A8 WO2015099363 A8 WO 2015099363A8 KR 2014012601 W KR2014012601 W KR 2014012601W WO 2015099363 A8 WO2015099363 A8 WO 2015099363A8
Authority
WO
WIPO (PCT)
Prior art keywords
low
steel
temperature service
excellent surface
surface processing
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.)
Ceased
Application number
PCT/KR2014/012601
Other languages
English (en)
Korean (ko)
Other versions
WO2015099363A1 (fr
Inventor
이순기
서인식
이학철
박인규
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
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Priority to CN201811116893.0A priority Critical patent/CN109266959B/zh
Priority to US15/102,662 priority patent/US20160319407A1/en
Priority to JP2016560327A priority patent/JP6615773B2/ja
Priority to CN201480070844.1A priority patent/CN105849302B/zh
Priority to EP14873409.8A priority patent/EP3088555A4/fr
Publication of WO2015099363A1 publication Critical patent/WO2015099363A1/fr
Publication of WO2015099363A8 publication Critical patent/WO2015099363A8/fr
Anticipated expiration legal-status Critical
Ceased 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
    • C22C38/18—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
    • 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
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • 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
    • C22C38/02—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/40—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
    • 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
    • C21D2211/001—Austenite

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)
  • Coating With Molten Metal (AREA)

Abstract

La présente invention concerne un acier lingot basse température qui peut être utilisé dans une large plage de températures comprenant les basses températures, telles que celles dans les citernes de stockage de gaz liquéfié et les installations de transport, ainsi que les températures ambiantes, et fournit un acier lingot basse température présentant une excellente qualité de traitement de surface même après un procédé de traitement, tel que la précontrainte, et un procédé pour sa fabrication.
PCT/KR2014/012601 2013-12-25 2014-12-19 Acier lingot basse température présentant une excellente qualité de traitement de surface Ceased WO2015099363A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201811116893.0A CN109266959B (zh) 2013-12-25 2014-12-19 表面加工品质优异的低温用钢
US15/102,662 US20160319407A1 (en) 2013-12-25 2014-12-19 Steel for low-temperature service having excellent surface processing quality
JP2016560327A JP6615773B2 (ja) 2013-12-25 2014-12-19 表面加工品質に優れた低温用鋼
CN201480070844.1A CN105849302B (zh) 2013-12-25 2014-12-19 表面加工品质优异的低温用钢
EP14873409.8A EP3088555A4 (fr) 2013-12-25 2014-12-19 Acier lingot basse température présentant une excellente qualité de traitement de surface

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0163369 2013-12-25
KR1020130163369A KR101543916B1 (ko) 2013-12-25 2013-12-25 표면 가공 품질이 우수한 저온용강 및 그 제조 방법

Publications (2)

Publication Number Publication Date
WO2015099363A1 WO2015099363A1 (fr) 2015-07-02
WO2015099363A8 true WO2015099363A8 (fr) 2015-09-17

Family

ID=53479151

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/012601 Ceased WO2015099363A1 (fr) 2013-12-25 2014-12-19 Acier lingot basse température présentant une excellente qualité de traitement de surface

Country Status (6)

Country Link
US (1) US20160319407A1 (fr)
EP (1) EP3088555A4 (fr)
JP (1) JP6615773B2 (fr)
KR (1) KR101543916B1 (fr)
CN (2) CN105849302B (fr)
WO (1) WO2015099363A1 (fr)

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JP6645103B2 (ja) * 2014-10-22 2020-02-12 日本製鉄株式会社 高Ｍｎ鋼材及びその製造方法
DE102015111680A1 (de) * 2015-07-17 2017-01-19 Benteler Steel/Tube Gmbh Gasgenerator
JP6589535B2 (ja) * 2015-10-06 2019-10-16 日本製鉄株式会社 低温用厚鋼板及びその製造方法
KR101714922B1 (ko) * 2015-12-18 2017-03-10 주식회사 포스코 인성 및 내부품질이 우수한 내마모 강재 및 그 제조방법
WO2017111489A1 (fr) * 2015-12-22 2017-06-29 주식회사 포스코 Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène
WO2018104984A1 (fr) * 2016-12-08 2018-06-14 Ｊｆｅスチール株式会社 TÔLE D'ACIER À TENEUR ÉLEVÉE EN Mn ET SON PROCÉDÉ DE PRODUCTION
KR101940874B1 (ko) * 2016-12-22 2019-01-21 주식회사 포스코 저온인성 및 항복강도가 우수한 고 망간 강 및 제조 방법
KR101917473B1 (ko) * 2016-12-23 2018-11-09 주식회사 포스코 내마모성과 인성이 우수한 오스테나이트계 강재 및 그 제조방법
KR101920973B1 (ko) * 2016-12-23 2018-11-21 주식회사 포스코 표면 특성이 우수한 오스테나이트계 강재 및 그 제조방법
WO2018199145A1 (fr) * 2017-04-26 2018-11-01 Ｊｆｅスチール株式会社 ACIER RICHE EN Mn ET SON PROCÉDÉ DE PRODUCTION
KR102109270B1 (ko) * 2017-10-18 2020-05-12 주식회사 포스코 표면품질이 우수한 저온용 고 망간강재 및 제조방법
EP3722448B1 (fr) * 2017-12-07 2024-03-06 JFE Steel Corporation Acier riche en mn, et procédé de fabrication de celui-ci
KR102020381B1 (ko) * 2017-12-22 2019-09-10 주식회사 포스코 내마모성이 우수한 강재 및 그 제조방법
WO2019156179A1 (fr) * 2018-02-07 2019-08-15 Ｊｆｅスチール株式会社 ACIER À HAUTE TENEUR EN Mn ET SON PROCÉDÉ DE PRODUCTION
KR102004654B1 (ko) * 2018-03-23 2019-07-26 서울과학기술대학교 산학협력단 극저온 인성이 우수한 알루미늄 첨가 오스테나이트계 경량 고망간강 및 그의 제조방법
WO2019240910A1 (fr) * 2018-06-14 2019-12-19 The Nanosteel Company, Inc. Alliages d'acier à haute résistance présentant des caractéristiques de ductilité
MY192988A (en) * 2018-08-03 2022-09-20 Jfe Steel Corp High-mn steel and method for producing same
WO2020035917A1 (fr) * 2018-08-15 2020-02-20 Ｊｆｅスチール株式会社 Tôle d'acier et procédé de production de celle-ci
KR102255827B1 (ko) * 2018-10-25 2021-05-26 주식회사 포스코 표면품질이 우수한 극저온용 오스테나이트계 고망간 강재 및 그 제조방법
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Also Published As

Publication number Publication date
EP3088555A4 (fr) 2017-04-05
CN105849302B (zh) 2018-08-28
JP6615773B2 (ja) 2019-12-04
CN109266959A (zh) 2019-01-25
CN105849302A (zh) 2016-08-10
KR20150075315A (ko) 2015-07-03
US20160319407A1 (en) 2016-11-03
KR101543916B1 (ko) 2015-08-11
CN109266959B (zh) 2022-05-24
WO2015099363A1 (fr) 2015-07-02
EP3088555A1 (fr) 2016-11-02
JP2017507249A (ja) 2017-03-16

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