DK2434027T3 - Stålmateriale til svejsning med høj varmetilførsel - Google Patents

Stålmateriale til svejsning med høj varmetilførsel Download PDF

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Publication number
DK2434027T3
DK2434027T3 DK09844949.9T DK09844949T DK2434027T3 DK 2434027 T3 DK2434027 T3 DK 2434027T3 DK 09844949 T DK09844949 T DK 09844949T DK 2434027 T3 DK2434027 T3 DK 2434027T3
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DK
Denmark
Prior art keywords
mass
less
toughness
haz
steel
Prior art date
Application number
DK09844949.9T
Other languages
English (en)
Inventor
Tomoyuki Yokota
Kimihiro Nishimura
Nobuo Shikanai
Original Assignee
Jfe 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 Jfe Steel Corp filed Critical Jfe Steel Corp
Application granted granted Critical
Publication of DK2434027T3 publication Critical patent/DK2434027T3/da

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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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3053—Fe as the principal constituent
    • B23K35/3073—Fe as the principal constituent with Mn as next major constituent
    • 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
    • C22C38/04—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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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

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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 Steel (AREA)

Claims (2)

1.
Stålmateriale til svejsning med høj varmetilførsel, og som har den sammensætning, som indeholder: 0,035 til 0,068 masse% C, 0,01 til 0,15 masse% Si, 2.0 til 2,3 masse% Mn, 0,012 masse% eller mindre P, 0,0005 til 0,0040 masse% S, 0,005 til 0,1 masse% Al, 0,005 til 0,02 masse% Nb, 0,003 til 0,03 masse% Ti, 0,0025 til 0,0070 masse% N, 0,0003 til 0,0025 masse% B, eventuelt 0,2 masse% eller mindre V, eventuelt en, to eller flere typer af elementer udvalgt fra en gruppe bestående af 1.0 masse% eller mindre Cu, 1,0 masse% eller mindre Ni, 0,4 masse% eller mindre Cr og 0,4 masse% eller mindre Mo, eventuelt en, to eller flere typer af elementer udvalgt fra en gruppe bestående af 0,0005 til 0,0050 masse% Ca, 0,0005 til 0,0050 masse% Mg, 0,001 til 0,02 masse% Zr og 0,001 til 0,02 masse% REM, og Fe og uundgåelige urenheder som rest, hvorved sammensætningen indeholder de ovennævnte komponenter, således at en carbonækvivalent Ceq udtrykt ved følgende formel (1) falder i et interval fra 0,33 til 0,45, og martinsit-øer i en varmepåvirket zones struktur i nærheden af en binding, når høj varmetilførselssvejsning, hvis svejsevarmetilførselsmængde overskrider 300 kJ/cm, anvendes, er 1 volumen% eller mindre Ceq=C+Mn/6+(Cr+Mo+V)/5+(Cu+Ni)/15 (1), hvorved de respektive elementsymboler i formlen indikerer indholdet (masse%) af elementerne.
DK09844949.9T 2009-05-22 2009-09-29 Stålmateriale til svejsning med høj varmetilførsel DK2434027T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009123936 2009-05-22
PCT/JP2009/067301 WO2010134220A1 (ja) 2009-05-22 2009-09-29 大入熱溶接用鋼材

Publications (1)

Publication Number Publication Date
DK2434027T3 true DK2434027T3 (da) 2015-12-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK09844949.9T DK2434027T3 (da) 2009-05-22 2009-09-29 Stålmateriale til svejsning med høj varmetilførsel

Country Status (7)

Country Link
EP (1) EP2434027B1 (da)
JP (1) JP5604842B2 (da)
KR (1) KR101386042B1 (da)
CN (2) CN102428198A (da)
DK (1) DK2434027T3 (da)
TW (1) TWI478785B (da)
WO (1) WO2010134220A1 (da)

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JP5126375B2 (ja) * 2011-02-09 2013-01-23 Ｊｆｅスチール株式会社 大入熱溶接用鋼材
EP2743364B1 (en) * 2011-08-09 2016-07-27 Nippon Steel & Sumitomo Metal Corporation Hot-rolled steel sheet having high yield ratio and excellent low-temperature impact energy absorption and haz softening resistance and method for producing same
TW201318757A (zh) * 2011-11-01 2013-05-16 Sorex Welding Co Ltd 不鏽鋼帶極電渣堆焊材料
JP5857693B2 (ja) * 2011-12-05 2016-02-10 Ｊｆｅスチール株式会社 大入熱用鋼板およびその製造方法
KR101608239B1 (ko) * 2011-12-14 2016-04-01 제이에프이 스틸 가부시키가이샤 대입열 용접용 강재
JP5966907B2 (ja) * 2011-12-19 2016-08-10 Ｊｆｅスチール株式会社 大入熱溶接用鋼材
TWI551387B (zh) * 2012-03-01 2016-10-01 Jfe Steel Corp Large heat into the welding steel
KR20140127870A (ko) * 2012-03-01 2014-11-04 제이에프이 스틸 가부시키가이샤 대입열 용접용 강재
JP5910219B2 (ja) * 2012-03-23 2016-04-27 Ｊｆｅスチール株式会社 鋼板内の材質均一性に優れた大入熱溶接用高強度鋼板及びその製造方法
JP6359518B2 (ja) * 2012-04-05 2018-07-18 タタ、スティール、アイモイデン、ベスローテン、フェンノートシャップＴａｔａ Ｓｔｅｅｌ Ｉｊｍｕｉｄｅｎ Ｂｖ 低Ｓｉ含有量鋼ストリップ
JP5958428B2 (ja) * 2012-07-30 2016-08-02 Ｊｆｅスチール株式会社 大入熱溶接用鋼板の製造方法
CN103130519A (zh) * 2013-03-15 2013-06-05 金川集团股份有限公司 一种电渣炉结晶器与底水箱密封的材料及其制备方法
WO2014155439A1 (ja) * 2013-03-26 2014-10-02 Ｊｆｅスチール株式会社 脆性亀裂伝播停止特性に優れた大入熱溶接用高強度鋼板およびその製造方法
CN105899702B (zh) * 2014-03-17 2017-12-22 杰富意钢铁株式会社 焊接用钢材
KR101930181B1 (ko) * 2014-10-17 2018-12-17 제이에프이 스틸 가부시키가이샤 대입열 용접용 강재
JP2017078221A (ja) * 2015-10-21 2017-04-27 株式会社神戸製鋼所 鋼板及び接合体
JP2017106107A (ja) * 2015-12-04 2017-06-15 株式会社神戸製鋼所 溶接熱影響部の低温靭性劣化および溶接熱影響部の硬さを抑制した高降伏強度を有する非調質鋼板
KR20200035259A (ko) 2017-07-25 2020-04-02 타타 스틸 이즈무이덴 베.뷔. 열간 성형 부품을 제조하는 강 스트립, 시트 또는 블랭크, 부품, 및 블랭크를 부품으로 열간 성형하는 방법.
KR102109277B1 (ko) * 2018-10-26 2020-05-11 주식회사 포스코 용접열영향부 인성이 우수한 저항복비 강재 및 그 제조방법
CN112746218B (zh) * 2019-12-30 2021-11-16 宝钢湛江钢铁有限公司 低成本、高止裂、可大热输入焊接yp420级钢板及其制造方法

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Also Published As

Publication number Publication date
CN104087829B (zh) 2017-04-12
JP5604842B2 (ja) 2014-10-15
EP2434027B1 (en) 2015-08-19
CN102428198A (zh) 2012-04-25
KR20120010260A (ko) 2012-02-02
WO2010134220A1 (ja) 2010-11-25
EP2434027A1 (en) 2012-03-28
TWI478785B (zh) 2015-04-01
JP2011006772A (ja) 2011-01-13
KR101386042B1 (ko) 2014-04-16
CN104087829A (zh) 2014-10-08
EP2434027A4 (en) 2014-01-22
TW201041683A (en) 2010-12-01

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