PL3269831T3 - Bezszwowa rura lub przewód rurowy z martenzytycznej wysoko-chromowej żaroodpornej stali z połączoną wysoką wytrzymałością na zerwanie w wyniku pełzania oraz odpornością na utlenianie - Google Patents

Bezszwowa rura lub przewód rurowy z martenzytycznej wysoko-chromowej żaroodpornej stali z połączoną wysoką wytrzymałością na zerwanie w wyniku pełzania oraz odpornością na utlenianie

Info

Publication number
PL3269831T3
PL3269831T3 PL16179114T PL16179114T PL3269831T3 PL 3269831 T3 PL3269831 T3 PL 3269831T3 PL 16179114 T PL16179114 T PL 16179114T PL 16179114 T PL16179114 T PL 16179114T PL 3269831 T3 PL3269831 T3 PL 3269831T3
Authority
PL
Poland
Prior art keywords
pipe
steel tube
oxidation resistance
seamless steel
rupture strength
Prior art date
Application number
PL16179114T
Other languages
English (en)
Inventor
Arno FUCHSMANN
Bernhard Koschlig
Marko SUBANOVIC
Walter Bendick
Original Assignee
Vallourec Tubes France
Vallourec Deutschland Gmbh
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 Vallourec Tubes France, Vallourec Deutschland Gmbh filed Critical Vallourec Tubes France
Publication of PL3269831T3 publication Critical patent/PL3269831T3/pl

Links

Classifications

    • 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
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/007—Heat treatment of ferrous alloys containing Co
    • 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
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/085—Cooling or quenching
    • 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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • 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
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/008—Martensite
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PL16179114T 2016-07-12 2016-07-12 Bezszwowa rura lub przewód rurowy z martenzytycznej wysoko-chromowej żaroodpornej stali z połączoną wysoką wytrzymałością na zerwanie w wyniku pełzania oraz odpornością na utlenianie PL3269831T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16179114.0A EP3269831B1 (en) 2016-07-12 2016-07-12 High chromium martensitic heat-resistant seamless steel tube or pipe with combined high creep rupture strength and oxidation resistance

Publications (1)

Publication Number Publication Date
PL3269831T3 true PL3269831T3 (pl) 2021-05-04

Family

ID=56409540

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16179114T PL3269831T3 (pl) 2016-07-12 2016-07-12 Bezszwowa rura lub przewód rurowy z martenzytycznej wysoko-chromowej żaroodpornej stali z połączoną wysoką wytrzymałością na zerwanie w wyniku pełzania oraz odpornością na utlenianie

Country Status (14)

Country Link
US (1) US20190203313A1 (pl)
EP (2) EP3269831B1 (pl)
JP (1) JP7016343B2 (pl)
KR (1) KR102475025B1 (pl)
CN (1) CN109689901A (pl)
AU (1) AU2017297766B2 (pl)
BR (1) BR112019000376B1 (pl)
CA (1) CA3025133A1 (pl)
EA (1) EA036004B1 (pl)
ES (1) ES2846875T3 (pl)
MX (1) MX2019000517A (pl)
PL (1) PL3269831T3 (pl)
UA (1) UA124766C2 (pl)
WO (1) WO2018011301A1 (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10772147B2 (en) 2016-12-22 2020-09-08 Intel Corporation Methods and apparatus for connection attempt failure avoidance with a wireless network
CN109594019A (zh) * 2018-12-27 2019-04-09 天津理工大学 一种9Cr马氏体耐热铸钢及消除该铸钢中δ-铁素体的方法
US11772206B2 (en) 2019-09-20 2023-10-03 Lincoln Global, Inc. High chromium creep resistant weld metal for arc welding of thin walled steel members
US11772207B2 (en) 2019-09-20 2023-10-03 Lincoln Global, Inc. High chromium creep resistant weld metal for arc welding of thick walled steel members
CN111057827B (zh) * 2019-11-27 2022-04-05 中国科学院金属研究所 调控超超临界机组用9Cr3W3CoB耐热钢中硼元素分布状态的方法
CN111041179B (zh) * 2019-12-03 2021-12-14 马鞍山钢铁股份有限公司 一种消除高Cr当量P92耐热钢高温铁素体的方法及高Cr当量P92耐热钢的制备方法
CN116949260B (zh) * 2023-09-20 2023-12-19 成都先进金属材料产业技术研究院股份有限公司 一种p91无缝钢管用钢锭及其热变形方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5310431A (en) * 1992-10-07 1994-05-10 Robert F. Buck Creep resistant, precipitation-dispersion-strengthened, martensitic stainless steel and method thereof
JP4212132B2 (ja) * 1997-09-22 2009-01-21 独立行政法人物質・材料研究機構 マルテンサイト組織を有するフェライト系耐熱鋼とその製造方法
JPH11350031A (ja) * 1998-06-11 1999-12-21 Nippon Steel Corp 低温靭性とクリープ強度に優れた高Ｃｒ耐熱鋼の製造方法
JP4221518B2 (ja) * 1998-08-31 2009-02-12 独立行政法人物質・材料研究機構 フェライト系耐熱鋼
JP4614547B2 (ja) * 2001-01-31 2011-01-19 独立行政法人物質・材料研究機構 高温クリープ破断強度及び延性に優れたマルテンサイト系耐熱合金とその製造方法
JP2002235154A (ja) * 2001-02-07 2002-08-23 Sumitomo Metal Ind Ltd 高Ｃｒフェライト系耐熱鋼材
FR2823226B1 (fr) * 2001-04-04 2004-02-20 V & M France Acier et tube en acier pour usage a haute temperature
JP4188124B2 (ja) * 2003-03-31 2008-11-26 独立行政法人物質・材料研究機構 焼き戻しマルテンサイト系耐熱鋼の溶接継手
JP4386364B2 (ja) * 2005-07-07 2009-12-16 株式会社日立製作所 蒸気タービン用配管とその製造法及びそれを用いた蒸気タービン用主蒸気配管と再熱配管並びに蒸気タービン発電プラント
JP5562825B2 (ja) * 2010-12-28 2014-07-30 株式会社東芝 耐熱鋳鋼、耐熱鋳鋼の製造方法、蒸気タービンの鋳造部品および蒸気タービンの鋳造部品の製造方法
CN104313278B (zh) * 2014-10-23 2016-08-17 北京科技大学 一种马氏体型耐热钢中δ铁素体含量控制方法

Also Published As

Publication number Publication date
ES2846875T3 (es) 2021-07-30
MX2019000517A (es) 2019-09-23
EP3269831A1 (en) 2018-01-17
KR102475025B1 (ko) 2022-12-07
EP3485046B1 (en) 2020-11-18
CN109689901A (zh) 2019-04-26
EA036004B1 (ru) 2020-09-11
KR20190029654A (ko) 2019-03-20
AU2017297766A1 (en) 2018-12-13
JP2019524996A (ja) 2019-09-05
JP7016343B2 (ja) 2022-02-04
EP3269831B1 (en) 2020-11-04
US20190203313A1 (en) 2019-07-04
BR112019000376A2 (pt) 2019-04-24
AU2017297766B2 (en) 2023-02-16
CA3025133A1 (en) 2018-01-18
BR112019000376B1 (pt) 2022-06-28
UA124766C2 (uk) 2021-11-17
EA201990013A1 (ru) 2019-05-31
EP3485046A1 (en) 2019-05-22
WO2018011301A1 (en) 2018-01-18

Similar Documents

Publication Publication Date Title
PL3269831T3 (pl) Bezszwowa rura lub przewód rurowy z martenzytycznej wysoko-chromowej żaroodpornej stali z połączoną wysoką wytrzymałością na zerwanie w wyniku pełzania oraz odpornością na utlenianie
ZA202003349B (en) Steel sheet having excellent toughness, ductility and strength, and manufacturing method thereof
SG11201610814RA (en) Flowforming corrosion resistant alloy tubes and tube manufactured thereby
EP3354763A4 (en) HIGH-STRENGTH, HIGH-STRENGTH SOLDERED STEEL TUBE AND MANUFACTURING METHOD THEREOF
EP3321389A4 (en) High strength seamless stainless steel pipe and manufacturing method therefor
EP3569724A4 (en) HIGH STRENGTH SEAMLESS STAINLESS STEEL TUBE AND MANUFACTURING METHOD THEREFOR
PL3728670T3 (pl) Walcowana na zimno i poddana cieplnej obróbce blacha stalowa, punktowe połączenie zgrzewane oporowo oraz sposoby ich wytwarzania
EP3395987A4 (en) Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness
EP3042976A4 (en) Steel sheet for thick-walled high-strength line pipe having exceptional souring resistance, crush resistance properties, and low-temperature ductility, and line pipe
EP3385403A4 (en) High strength stainless steel seamless pipe for oil well and manufacturing method therefor
EP3561141A4 (en) FIRE ALUMINUM STEEL MATERIAL WITH EXCELLENT CORROSION RESISTANCE AND WORKABILITY AND MANUFACTURING METHOD THEREFOR
EP3693484A4 (en) AUSTENITE BASED STAINLESS STEEL WELDED METAL AND WELDED STRUCTURE
UA113659C2 (uk) Аустенітний сталевий сплав з високою тривалою міцністю та стійкістю проти окислення та корозії при підвищених робочих температурах та виріб, виготовлений з такого сплаву
EP3318650A4 (en) Austenitic heat-resistant alloy and welded structure
PL3146083T3 (pl) Blacha stalowa podwójnie wyżarzona posiadająca wysoką wytrzymałość mechaniczną i ciągliwość, sposób wytwarzania i zastosowanie takich blach
BR112014026814A2 (pt) vedação de metal de acanelamento com tubo integral e conjunto de vedação de acanelamento e tubo.
EP3318651A4 (en) Austenitic heat-resistant alloy and welded structure
EP3733894B8 (en) Electric resistance welded steel pipe or tube and production method for electric resistance welded steel pipe or tube
EP3385401A4 (en) High-strength steel having excellent brittle crack arrestability and welding part brittle crack initiation resistance, and production method therefor
EP3301199A4 (en) STAINLESS STEEL AND TUBE MANUFACTURED THEREFROM
EP3282028A4 (en) Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe
EP3276028A4 (en) Ferrite-austenite stainless steel sheet with excellent sheared end face corrosion resistance
EP3396000A4 (en) AUSTENITIC STAINLESS STEEL TUBE HAVING EXCELLENT WRINKLE RESISTANCE
EP3674434A4 (en) LOW-CONTENT AUSTENITIC STAINLESS STEEL WITH EXCELLENT HOT WORKABILITY AND HYDROGEN FRAGILITY RESISTANCE
EP3556892A4 (en) LOW-ALLOY STEEL SHEET WITH EXCELLENT RESISTANCE AND DUCTILITY