KR101999032B1 - 점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법 - Google Patents

점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법 Download PDF

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Publication number
KR101999032B1
KR101999032B1 KR1020170180334A KR20170180334A KR101999032B1 KR 101999032 B1 KR101999032 B1 KR 101999032B1 KR 1020170180334 A KR1020170180334 A KR 1020170180334A KR 20170180334 A KR20170180334 A KR 20170180334A KR 101999032 B1 KR101999032 B1 KR 101999032B1
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KR
South Korea
Prior art keywords
steel sheet
plated steel
high manganese
manganese
welded structure
Prior art date
Application number
KR1020170180334A
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English (en)
Korean (ko)
Other versions
KR20190078436A (ko
Inventor
김영하
최두열
윤상만
김성규
엄상호
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.)
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Publication date
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to KR1020170180334A priority Critical patent/KR101999032B1/ko
Priority to PCT/KR2018/015338 priority patent/WO2019132289A1/fr
Publication of KR20190078436A publication Critical patent/KR20190078436A/ko
Application granted granted Critical
Publication of KR101999032B1 publication Critical patent/KR101999032B1/ko

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/10Spot welding; Stitch welding
    • B23K11/11Spot welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24Selection of soldering or welding materials proper
    • B23K35/30Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24Selection of soldering or welding materials proper
    • B23K35/30Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3033Ni as the principal constituent
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C19/00Alloys based on nickel or cobalt
    • C22C19/03Alloys based on nickel or cobalt based on nickel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/14Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/34Coated articles, e.g. plated or painted; Surface treated articles
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/001Austenite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
KR1020170180334A 2017-12-26 2017-12-26 점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법 KR101999032B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020170180334A KR101999032B1 (ko) 2017-12-26 2017-12-26 점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법
PCT/KR2018/015338 WO2019132289A1 (fr) 2017-12-26 2018-12-05 Structure soudée à plaque d'acier plaquée à haute teneur en manganèse et à haute résistance ayant une excellente soudabilité par points et son procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020170180334A KR101999032B1 (ko) 2017-12-26 2017-12-26 점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법

Publications (2)

Publication Number Publication Date
KR20190078436A KR20190078436A (ko) 2019-07-04
KR101999032B1 true KR101999032B1 (ko) 2019-09-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020170180334A KR101999032B1 (ko) 2017-12-26 2017-12-26 점용접성이 우수한 고강도 고망간 도금강판 용접 구조물 및 그의 제조방법

Country Status (2)

Country Link
KR (1) KR101999032B1 (fr)
WO (1) WO2019132289A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102200155B1 (ko) * 2019-12-06 2021-01-07 주식회사 포스코 용접구조물의 제조방법 및 이에 의해 제조된 용접구조물

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115103923A (zh) * 2020-02-13 2022-09-23 日本制铁株式会社 接合部件及其制造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0794071B2 (ja) * 1987-02-04 1995-10-11 株式会社クボタ 二層管の再溶接方法
DE10128544C2 (de) 2001-06-13 2003-06-05 Thyssenkrupp Stahl Ag Höherfestes, kaltumformbares Stahlblech, Verfahren zu seiner Herstellung und Verwendung eines solchen Blechs
JP5003785B2 (ja) 2010-03-30 2012-08-15 Jfeスチール株式会社 延性に優れた高張力鋼板およびその製造方法
KR101103295B1 (ko) * 2011-04-01 2012-01-10 주식회사 세정 이종금속 접합방법
KR20140013176A (ko) * 2012-07-19 2014-02-05 주식회사 포스코 이종 강재의 레이저 용접방법
KR101775475B1 (ko) * 2015-08-27 2017-09-06 삼성중공업 주식회사 스터드 용접용 용가재
KR101778403B1 (ko) * 2015-12-22 2017-09-14 주식회사 포스코 강도 및 성형성이 우수한 클래드 강판 및 그 제조방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102200155B1 (ko) * 2019-12-06 2021-01-07 주식회사 포스코 용접구조물의 제조방법 및 이에 의해 제조된 용접구조물
WO2021112480A1 (fr) * 2019-12-06 2021-06-10 주식회사 포스코 Procédé de fabrication d'une structure soudée, et structure soudée ainsi fabriquée

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WO2019132289A1 (fr) 2019-07-04
KR20190078436A (ko) 2019-07-04

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