NO974849L - Supermartensittisk stål - Google Patents

Supermartensittisk stål

Info

Publication number
NO974849L
NO974849L NO974849A NO974849A NO974849L NO 974849 L NO974849 L NO 974849L NO 974849 A NO974849 A NO 974849A NO 974849 A NO974849 A NO 974849A NO 974849 L NO974849 L NO 974849L
Authority
NO
Norway
Prior art keywords
steel
corrosion resistance
mechanical strength
supermartensitic
high mechanical
Prior art date
Application number
NO974849A
Other languages
English (en)
Other versions
NO974849D0 (no
Inventor
Giuseppe Cumino
Massimo Barteri
Original Assignee
Dalmine Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11371713&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO974849(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dalmine Spa filed Critical Dalmine Spa
Publication of NO974849D0 publication Critical patent/NO974849D0/no
Publication of NO974849L publication Critical patent/NO974849L/no

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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • 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
    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Sliding-Contact Bearings (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

Supermartensittisk rustfritt stål med høy mekanisk styrke og korrosjonsmotsland har folgendc prosentvise sammensetning: C < 0,05, Cr 12-15, Ki 4-7, Mo 1.5-2, N 0.06-0.12, .Mn 0.5-1, Cu < 0.3, P< 0.02, S <0.005, Al < 0.02, Si < 1, der reslcn er jcm og mindre forurensninger, hvor\'cd prosentandelene av Cr, .Vlo og N tilfredsstiller folgendc fomiel: (Cr -r 3.3.M0 + 16N) 2 19. Stålet tillater framstilling av gjenstander nicd høy mekanisk styrke og hoy korrosjonsmotsland.
NO974849A 1995-05-31 1997-10-21 Supermartensittisk stål NO974849L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI951133A IT1275287B (it) 1995-05-31 1995-05-31 Acciaio inossidabile supermartensitico avente elevata resistenza meccanica ed alla corrosione e relativi manufatti
PCT/EP1996/002289 WO1996038597A1 (en) 1995-05-31 1996-05-28 Martensitic stainless steel having high mechanical strength and corrosion resistance and relative manufactured articles

Publications (2)

Publication Number Publication Date
NO974849D0 NO974849D0 (no) 1997-10-21
NO974849L true NO974849L (no) 1997-10-21

Family

ID=11371713

Family Applications (1)

Application Number Title Priority Date Filing Date
NO974849A NO974849L (no) 1995-05-31 1997-10-21 Supermartensittisk stål

Country Status (27)

Country Link
US (1) US5944921A (no)
EP (1) EP0828862B2 (no)
JP (1) JPH11505887A (no)
CN (1) CN1079841C (no)
AR (1) AR004936A1 (no)
AT (1) ATE176691T1 (no)
AU (1) AU708131B2 (no)
BG (1) BG62783B1 (no)
BR (1) BR9609277A (no)
CA (1) CA2222504A1 (no)
CZ (1) CZ292660B6 (no)
DE (1) DE69601538T3 (no)
DK (1) DK0828862T4 (no)
EA (1) EA000424B1 (no)
EG (1) EG20818A (no)
ES (1) ES2130825T5 (no)
IT (1) IT1275287B (no)
MX (1) MX9709188A (no)
MY (1) MY132175A (no)
NO (1) NO974849L (no)
NZ (1) NZ309776A (no)
OA (1) OA10539A (no)
PE (1) PE6097A1 (no)
RO (1) RO116971B1 (no)
SK (1) SK159197A3 (no)
TR (1) TR199701452T1 (no)
WO (1) WO1996038597A1 (no)

Families Citing this family (39)

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JPH10146691A (ja) * 1996-11-18 1998-06-02 Nippon Steel Corp 高Ｃｒ鋼の溶接方法
JPH10287924A (ja) * 1997-04-16 1998-10-27 Sumitomo Metal Ind Ltd マルテンサイト単相のステンレス鋼管の製造方法
US6220306B1 (en) * 1998-11-30 2001-04-24 Sumitomo Metal Ind Low carbon martensite stainless steel plate
SE522352C2 (sv) * 2000-02-16 2004-02-03 Sandvik Ab Avlångt element för slående bergborrning och användning av stål för detta
AT413195B (de) * 2000-10-24 2005-12-15 Boehler Edelstahl Verfahren zur herstellung zylindrischer hohlkörper und verwendung derselben
FR2823226B1 (fr) * 2001-04-04 2004-02-20 V & M France Acier et tube en acier pour usage a haute temperature
EP1627931B1 (en) * 2003-04-25 2017-05-31 Tubos De Acero De Mexico, S.A. Seamless steel tube which is intended to be used as a guide pipe and production method thereof
KR101179408B1 (ko) * 2006-05-09 2012-09-04 닛폰 스틸 앤드 스미킨 스테인레스 스틸 코포레이션 내간극 부식성이 우수한 페라이트계 스테인리스 강
WO2008000300A1 (en) * 2006-06-29 2008-01-03 Tenaris Connections Ag Seamless precision steel tubes with improved isotropic toughness at low temperature for hydraulic cylinders and process for obtaining the same
MX2007004600A (es) * 2007-04-17 2008-12-01 Tubos De Acero De Mexico S A Un tubo sin costura para la aplicación como secciones verticales de work-over.
US7862667B2 (en) 2007-07-06 2011-01-04 Tenaris Connections Limited Steels for sour service environments
EP2238272B1 (en) * 2007-11-19 2019-03-06 Tenaris Connections B.V. High strength bainitic steel for octg applications
AR073884A1 (es) 2008-10-30 2010-12-09 Sumitomo Metal Ind Tubo de acero inoxidable de alta resistencia excelente en resistencia a la fisuracion bajo tension por sulfuros y a la corrosion de gas de acido carbonico en alta temperatura.
US8221562B2 (en) * 2008-11-25 2012-07-17 Maverick Tube, Llc Compact strip or thin slab processing of boron/titanium steels
KR101091306B1 (ko) * 2008-12-26 2011-12-07 주식회사 포스코 원자로 격납 용기용 고강도 강판 및 그 제조방법
EP2325435B2 (en) 2009-11-24 2020-09-30 Tenaris Connections B.V. Threaded joint sealed to [ultra high] internal and external pressures
CN102191436A (zh) * 2010-03-19 2011-09-21 宝山钢铁股份有限公司 一种综合性能良好的马氏体不锈钢及其制造方法
CN101966413B (zh) * 2010-09-17 2015-01-21 朱华平 文氏管洗涤器阀体及其制造工艺
US9163296B2 (en) 2011-01-25 2015-10-20 Tenaris Coiled Tubes, Llc Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment
IT1403689B1 (it) 2011-02-07 2013-10-31 Dalmine Spa Tubi in acciaio ad alta resistenza con eccellente durezza a bassa temperatura e resistenza alla corrosione sotto tensioni da solfuri.
IT1403688B1 (it) 2011-02-07 2013-10-31 Dalmine Spa Tubi in acciaio con pareti spesse con eccellente durezza a bassa temperatura e resistenza alla corrosione sotto tensione da solfuri.
US8414715B2 (en) 2011-02-18 2013-04-09 Siderca S.A.I.C. Method of making ultra high strength steel having good toughness
US8636856B2 (en) 2011-02-18 2014-01-28 Siderca S.A.I.C. High strength steel having good toughness
US9340847B2 (en) 2012-04-10 2016-05-17 Tenaris Connections Limited Methods of manufacturing steel tubes for drilling rods with improved mechanical properties, and rods made by the same
CN104903538B (zh) 2013-01-11 2018-05-08 特纳瑞斯连接有限公司 抗磨损钻杆工具接头和相应的钻杆
US9187811B2 (en) 2013-03-11 2015-11-17 Tenaris Connections Limited Low-carbon chromium steel having reduced vanadium and high corrosion resistance, and methods of manufacturing
US9803256B2 (en) 2013-03-14 2017-10-31 Tenaris Coiled Tubes, Llc High performance material for coiled tubing applications and the method of producing the same
EP2789700A1 (en) 2013-04-08 2014-10-15 DALMINE S.p.A. Heavy wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes
EP2789701A1 (en) 2013-04-08 2014-10-15 DALMINE S.p.A. High strength medium wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes
CN103192045B (zh) * 2013-04-28 2015-02-25 攀钢集团江油长城特殊钢有限公司 一种连续铸造生产大方坯马氏体不锈钢的方法
KR102197204B1 (ko) 2013-06-25 2021-01-04 테나리스 커넥션즈 비.브이. 고크롬 내열철강
BR102014005015A8 (pt) 2014-02-28 2017-12-26 Villares Metals S/A aço inoxidável martensítico-ferrítico, produto manufaturado, processo para a produção de peças ou barras forjadas ou laminadas de aço inoxidável martensítico-ferrítico e processo para a produção de tudo sem costura de aço inoxidável martensítico-ferrítico
US10179943B2 (en) 2014-07-18 2019-01-15 General Electric Company Corrosion resistant article and methods of making
CZ305990B6 (cs) * 2014-12-23 2016-06-08 Západočeská Univerzita V Plzni Způsob tváření hybridních součástí zatepla
RU2615426C1 (ru) * 2015-12-03 2017-04-04 Федеральное Государственное Унитарное Предприятие "Центральный научно-исследовательский институт черной металлургии им. И.П. Бардина" (ФГУП "ЦНИИчермет им. И.П. Бардина") Способ производства горячекатаной высокопрочной коррозионно-стойкой стали
US11124852B2 (en) 2016-08-12 2021-09-21 Tenaris Coiled Tubes, Llc Method and system for manufacturing coiled tubing
JP6805639B2 (ja) * 2016-08-29 2020-12-23 日本製鉄株式会社 ステンレス鋼管の製造方法
US10434554B2 (en) 2017-01-17 2019-10-08 Forum Us, Inc. Method of manufacturing a coiled tubing string
CN115572907B (zh) * 2022-10-25 2023-11-17 中广核工程有限公司 马氏体不锈钢及其制备方法和应用

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Also Published As

Publication number Publication date
TR199701452T1 (xx) 1998-02-21
AU6002296A (en) 1996-12-18
SK159197A3 (en) 1998-04-08
EP0828862B1 (en) 1999-02-10
RO116971B1 (ro) 2001-08-30
WO1996038597A1 (en) 1996-12-05
BG62783B1 (bg) 2000-07-31
DK0828862T3 (da) 1999-09-20
DK0828862T4 (da) 2004-10-18
MY132175A (en) 2007-09-28
MX9709188A (es) 1998-03-31
ITMI951133A1 (it) 1996-12-01
EP0828862A1 (en) 1998-03-18
ITMI951133A0 (it) 1995-05-31
EA199700455A1 (ru) 1998-06-25
NO974849D0 (no) 1997-10-21
OA10539A (en) 2002-04-30
CN1079841C (zh) 2002-02-27
NZ309776A (en) 1998-12-23
BG102086A (en) 1998-06-30
AR004936A1 (es) 1999-04-07
CN1185182A (zh) 1998-06-17
CZ379597A3 (cs) 1999-02-17
EA000424B1 (ru) 1999-06-24
EG20818A (en) 2000-03-29
DE69601538D1 (de) 1999-03-25
AU708131B2 (en) 1999-07-29
JPH11505887A (ja) 1999-05-25
DE69601538T2 (de) 1999-06-24
PE6097A1 (es) 1997-03-31
EP0828862B2 (en) 2004-06-09
US5944921A (en) 1999-08-31
IT1275287B (it) 1997-08-05
DE69601538T3 (de) 2004-12-30
CA2222504A1 (en) 1996-12-05
BR9609277A (pt) 1999-05-11
CZ292660B6 (cs) 2003-11-12
ATE176691T1 (de) 1999-02-15
ES2130825T3 (es) 1999-07-01
ES2130825T5 (es) 2005-02-16

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