WO2015099363A8 - Steel for low-temperature service having excellent surface processing quality - Google Patents

Steel for low-temperature service having excellent surface processing quality 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
Application number
PCT/KR2014/012601
Other languages
French (fr)
Korean (ko)
Other versions
WO2015099363A1 (en
Inventor
이순기
서인식
이학철
박인규
Original Assignee
주식회사 포스코
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 주식회사 포스코 filed Critical 주식회사 포스코
Priority to CN201480070844.1A priority Critical patent/CN105849302B/en
Priority to EP14873409.8A priority patent/EP3088555A4/en
Priority to JP2016560327A priority patent/JP6615773B2/en
Priority to US15/102,662 priority patent/US20160319407A1/en
Priority to CN201811116893.0A priority patent/CN109266959B/en
Publication of WO2015099363A1 publication Critical patent/WO2015099363A1/en
Publication of WO2015099363A8 publication Critical patent/WO2015099363A8/en

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 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

The present invention relates to steel for low-temperature service which can be used in a wide range of temperatures encompassing low temperatures as in liquefied gas storage tanks and transportation facilities, as well as room temperatures, and provides steel for low-temperature service having excellent surface processing quality even after a process for processing, such as tensioning, and a method for manufacturing the same.
PCT/KR2014/012601 2013-12-25 2014-12-19 Low-temperature ingot steel having excellent surface processing quality WO2015099363A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201480070844.1A CN105849302B (en) 2013-12-25 2014-12-19 The excellent cryogenic steel of surface processing quality
EP14873409.8A EP3088555A4 (en) 2013-12-25 2014-12-19 Steel for low-temperature service having excellent surface processing quality
JP2016560327A JP6615773B2 (en) 2013-12-25 2014-12-19 Low temperature steel with excellent surface processing quality
US15/102,662 US20160319407A1 (en) 2013-12-25 2014-12-19 Steel for low-temperature service having excellent surface processing quality
CN201811116893.0A CN109266959B (en) 2013-12-25 2014-12-19 Low-temperature steel having excellent surface-finish quality

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130163369A KR101543916B1 (en) 2013-12-25 2013-12-25 Steels for low temperature services having superior deformed surface quality and method for production thereof
KR10-2013-0163369 2013-12-25

Publications (2)

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

Family

ID=53479151

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/012601 WO2015099363A1 (en) 2013-12-25 2014-12-19 Low-temperature ingot steel having excellent surface processing quality

Country Status (6)

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

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6645103B2 (en) * 2014-10-22 2020-02-12 日本製鉄株式会社 High Mn steel material and method for producing the same
JP6589535B2 (en) * 2015-10-06 2019-10-16 日本製鉄株式会社 Low temperature thick steel plate and method for producing the same
KR101714922B1 (en) * 2015-12-18 2017-03-10 주식회사 포스코 Wear resistnat steel plate having excellent toughness and internal properties and method for manufacturing thereof
KR20180085797A (en) * 2015-12-22 2018-07-27 주식회사 포스코 Austenitic steels with excellent resistance to corrosion
WO2018104984A1 (en) * 2016-12-08 2018-06-14 Ｊｆｅスチール株式会社 HIGH Mn STEEL SHEET AND PRODUCTION METHOD THEREFOR
KR101940874B1 (en) * 2016-12-22 2019-01-21 주식회사 포스코 High manganese steel with superior low temperature toughness and yield strength and method for manufacturing the same
KR101917473B1 (en) * 2016-12-23 2018-11-09 주식회사 포스코 Austenitic steel having excellent wear resistance and toughness and method for manufacturing thereof
EP3617337A4 (en) * 2017-04-26 2020-03-25 JFE Steel Corporation HIGH-Mn STEEL AND PRODUCTION METHOD THEREFOR
KR102109270B1 (en) * 2017-10-18 2020-05-12 주식회사 포스코 Low temperature high manganese steel plate with excellent surface property and method for manufacturing the same
SG11202005101PA (en) * 2017-12-07 2020-06-29 Jfe Steel Corp High-mn steel and method for manufacturing same
KR102020381B1 (en) * 2017-12-22 2019-09-10 주식회사 포스코 Steel having excellent wear resistnat properties and method for manufacturing the same
JP6590120B1 (en) * 2018-02-07 2019-10-16 Ｊｆｅスチール株式会社 High Mn steel and manufacturing method thereof
KR102004654B1 (en) * 2018-03-23 2019-07-26 서울과학기술대학교 산학협력단 Aluminium-added austenitic lightweight high-maganese steel having superior cryogenic temperature toughness and manufacturing method thereof
US20190382875A1 (en) * 2018-06-14 2019-12-19 The Nanosteel Company, Inc. High Strength Steel Alloys With Ductility Characteristics
WO2020027211A1 (en) 2018-08-03 2020-02-06 Ｊｆｅスチール株式会社 HIGH-Mn STEEL AND METHOD FOR PRODUCING SAME
WO2020035917A1 (en) * 2018-08-15 2020-02-20 Ｊｆｅスチール株式会社 Steel sheet and method for manufacturing same
KR102255827B1 (en) * 2018-10-25 2021-05-26 주식회사 포스코 Low-temperature austenitic high manganese steel having excellent surface quality and manufacturing method for the same
BR112021014128A2 (en) * 2019-01-22 2021-09-21 Aperam IRON AND MANGANESE ALLOY, RIBBON MANUFACTURING METHOD, TAPE, YARN AND WIRE MANUFACTURING METHOD
CN114480980B (en) * 2021-12-29 2023-09-08 中国铁路设计集团有限公司 Chromium-copper alloyed weather-resistant twin induced plasticity steel and preparation method thereof

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JP2978427B2 (en) * 1995-05-22 1999-11-15 株式会社神戸製鋼所 High Mn nonmagnetic steel for cryogenic use and manufacturing method
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Also Published As

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

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