AU2002328002B9 - Duplex steel alloy - Google Patents

Duplex steel alloy Download PDF

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Publication number
AU2002328002B9
AU2002328002B9 AU2002328002A AU2002328002A AU2002328002B9 AU 2002328002 B9 AU2002328002 B9 AU 2002328002B9 AU 2002328002 A AU2002328002 A AU 2002328002A AU 2002328002 A AU2002328002 A AU 2002328002A AU 2002328002 B9 AU2002328002 B9 AU 2002328002B9
Authority
AU
Australia
Prior art keywords
weight
content
alloy according
ferrite
lies
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU2002328002A
Other languages
English (en)
Other versions
AU2002328002B2 (en
AU2002328002A1 (en
Inventor
Pasi Kangas
Anna-Lena Nystrom
Ann Sundstrom
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandvik Intellectual Property AB
Original Assignee
Sandvik Intellectual Property AB
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 Sandvik Intellectual Property AB filed Critical Sandvik Intellectual Property AB
Publication of AU2002328002A1 publication Critical patent/AU2002328002A1/en
Assigned to SANDVIK INTELLECTUAL PROPERTY HB reassignment SANDVIK INTELLECTUAL PROPERTY HB Request for Assignment Assignors: SANDVIK AB
Assigned to SANDVIK INTELLECTUAL PROPERTY AB reassignment SANDVIK INTELLECTUAL PROPERTY AB Request for Assignment Assignors: SANDVIK INTELLECTUAL PROPERTY HB
Publication of AU2002328002B2 publication Critical patent/AU2002328002B2/en
Application granted granted Critical
Publication of AU2002328002B9 publication Critical patent/AU2002328002B9/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C22C38/18—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
    • C22C38/005—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
    • C22C38/18—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
    • C22C38/52—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Contacts (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU2002328002A 2001-09-02 2002-09-02 Duplex steel alloy Ceased AU2002328002B9 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0102931A SE524952C2 (sv) 2001-09-02 2001-09-02 Duplex rostfri stållegering
SE0102931-3 2001-09-02
PCT/SE2002/001564 WO2003020994A1 (en) 2001-09-02 2002-09-02 Duplex steel alloy

Publications (3)

Publication Number Publication Date
AU2002328002A1 AU2002328002A1 (en) 2003-06-05
AU2002328002B2 AU2002328002B2 (en) 2007-07-05
AU2002328002B9 true AU2002328002B9 (en) 2008-03-13

Family

ID=20285220

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002328002A Ceased AU2002328002B9 (en) 2001-09-02 2002-09-02 Duplex steel alloy

Country Status (18)

Country Link
US (1) US20030086808A1 (enExample)
EP (2) EP1423548B1 (enExample)
JP (1) JP4234592B2 (enExample)
KR (2) KR100989022B1 (enExample)
CN (1) CN100465325C (enExample)
AT (2) ATE335867T1 (enExample)
AU (1) AU2002328002B9 (enExample)
BR (1) BR0212270B1 (enExample)
CA (1) CA2459253A1 (enExample)
DE (2) DE60213828T2 (enExample)
DK (2) DK1423548T3 (enExample)
ES (2) ES2266557T3 (enExample)
MX (1) MXPA04002017A (enExample)
NO (1) NO338090B1 (enExample)
OA (1) OA12657A (enExample)
PL (1) PL199387B1 (enExample)
SE (1) SE524952C2 (enExample)
WO (1) WO2003020994A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE524951C2 (sv) * 2001-09-02 2004-10-26 Sandvik Ab Användning av en duplex rostfri stållegering
SE527177C2 (sv) * 2001-09-25 2006-01-17 Sandvik Intellectual Property Användning av ett austenitiskt rostfritt stål
SE527175C2 (sv) * 2003-03-02 2006-01-17 Sandvik Intellectual Property Duplex rostfri ställegering och dess användning
SE527178C2 (sv) * 2003-03-02 2006-01-17 Sandvik Intellectual Property Användning av en duplex rostfri stållegering
SE528782C2 (sv) * 2004-11-04 2007-02-13 Sandvik Intellectual Property Duplext rostfritt stål med hög sträckgräns, artiklar och användning av stålet
SE531305C2 (sv) * 2005-11-16 2009-02-17 Sandvik Intellectual Property Strängar för musikinstrument
SE530711C2 (sv) * 2006-10-30 2008-08-19 Sandvik Intellectual Property Duplex rostfri stållegering samt användning av denna legering
CN101353769B (zh) * 2007-07-26 2011-10-05 傅丰仁 铬23镍6铁素体-奥氏体不锈钢管及其制造工艺
SE531593C2 (sv) * 2007-10-26 2009-06-02 Sandvik Intellectual Property Värmeväxlare för fosforsyramiljö
AU2008330048B2 (en) * 2007-11-29 2012-11-08 Ati Properties Llc Lean austenitic stainless steel
DK2245202T3 (da) * 2007-12-20 2011-12-19 Ati Properties Inc Austenitisk rustfrit stål med lavt nikkelindhold indeholdende stabiliserende grundstoffer
US8337749B2 (en) 2007-12-20 2012-12-25 Ati Properties, Inc. Lean austenitic stainless steel
PL2229463T3 (pl) 2007-12-20 2018-01-31 Ati Properties Llc Odporna na korozję zubożona austenityczna stal nierdzewna
CN101215673B (zh) * 2008-01-08 2010-12-01 上海大学 高性能双相不锈钢合金材料及其制备方法
FI121340B (fi) * 2008-12-19 2010-10-15 Outokumpu Oy Dupleksinen ruostumaton teräs
KR101539520B1 (ko) 2011-03-10 2015-07-24 신닛테츠스미킨 카부시키카이샤 2상 스테인리스강
SI2714955T1 (sl) 2011-05-26 2021-11-30 N'Genius Technology Limited Avstenitno nerjavno jeklo
FI125854B (fi) * 2011-11-04 2016-03-15 Outokumpu Oy Dupleksi ruostumaton teräs
ES2688150T3 (es) * 2012-06-22 2018-10-31 Nippon Steel & Sumitomo Metal Corporation Acero inoxidable dúplex
DE102013110743B4 (de) * 2013-09-27 2016-02-11 Böhler Edelstahl GmbH & Co. KG Verfahren zur Herstellung eines Duplexstahles
US11242584B2 (en) * 2015-07-20 2022-02-08 Sandvik Intellectual Property Ab Duplex stainless steel and formed object thereof
CN107937825A (zh) * 2017-11-15 2018-04-20 江阴方圆环锻法兰有限公司 油气用双相钢阀门锻件及其锻造方法
EP3502293B1 (en) * 2017-12-22 2020-05-13 Saipem S.p.A. Uses of duplex stainless steels
US11098387B2 (en) * 2018-06-15 2021-08-24 Ab Sandvik Materials Technology Duplex stainless steel strip and method for producing thereof
CN111230406A (zh) * 2018-11-28 2020-06-05 无锡市新峰管业有限公司 一种海洋环境下双相不锈钢管及其加工方法
CN112342473A (zh) * 2020-09-17 2021-02-09 江苏华久辐条制造有限公司 一种冷轧带钢表面耐蚀处理方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0220141A2 (en) * 1985-09-05 1987-04-29 Santrade Ltd. High nitrogen containing duplex stainless steel having high corrosion resistance and good structure stability
EP0534864A1 (en) * 1991-09-30 1993-03-31 Sumitomo Metal Industries, Ltd. Duplex stainless steel having improved corrosion resistance and process for the production thereof

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3861908A (en) * 1973-08-20 1975-01-21 Crucible Inc Duplex stainless steel
CA1242095A (en) * 1984-02-07 1988-09-20 Akira Yoshitake Ferritic-austenitic duplex stainless steel
JPS60165362A (ja) * 1984-02-07 1985-08-28 Kubota Ltd 高耐食性高耐力二相ステンレス鋼
US4678523A (en) * 1986-07-03 1987-07-07 Cabot Corporation Corrosion- and wear-resistant duplex steel
US4985091A (en) * 1990-01-12 1991-01-15 Carondelet Foundry Company Corrosion resistant duplex alloys
AT397515B (de) * 1990-05-03 1994-04-25 Boehler Edelstahl Hochfeste korrosionsbeständige duplex-legierung
JP2500162B2 (ja) * 1991-11-11 1996-05-29 住友金属工業株式会社 耐食性に優れた高強度二相ステンレス鋼
JP3166798B2 (ja) * 1992-10-06 2001-05-14 住友金属工業株式会社 耐食性、相安定性に優れた二相ステンレス鋼
SE501321C2 (sv) * 1993-06-21 1995-01-16 Sandvik Ab Ferrit-austenitiskt rostfritt stål samt användning av stålet
DE69518354T2 (de) * 1994-05-21 2001-04-26 Yong Soo Park Rostfreier Duplex-Stahl mit hoher Korrosionsbeständigkeit
US5906791A (en) * 1997-07-28 1999-05-25 General Electric Company Steel alloys
AT405297B (de) * 1997-08-13 1999-06-25 Boehler Edelstahl Duplexlegierung für komplex beanspruchte bauteile
US6033497A (en) * 1997-09-05 2000-03-07 Sandusky International, Inc. Pitting resistant duplex stainless steel alloy with improved machinability and method of making thereof
SE9704544D0 (sv) * 1997-12-05 1997-12-05 Astra Pharma Prod Novel compounds
SE514044C2 (sv) * 1998-10-23 2000-12-18 Sandvik Ab Stål för havsvattentillämpningar
SE514816C2 (sv) * 2000-03-02 2001-04-30 Sandvik Ab Duplext rostfritt stål
SE524951C2 (sv) * 2001-09-02 2004-10-26 Sandvik Ab Användning av en duplex rostfri stållegering

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0220141A2 (en) * 1985-09-05 1987-04-29 Santrade Ltd. High nitrogen containing duplex stainless steel having high corrosion resistance and good structure stability
EP0534864A1 (en) * 1991-09-30 1993-03-31 Sumitomo Metal Industries, Ltd. Duplex stainless steel having improved corrosion resistance and process for the production thereof

Also Published As

Publication number Publication date
KR20090128568A (ko) 2009-12-15
OA12657A (en) 2006-06-19
US20030086808A1 (en) 2003-05-08
KR20040029142A (ko) 2004-04-03
DE60225951T2 (de) 2009-04-09
ES2266557T3 (es) 2007-03-01
NO338090B1 (no) 2016-07-25
AU2002328002B2 (en) 2007-07-05
DE60213828D1 (de) 2006-09-21
KR100989022B1 (ko) 2010-10-20
CA2459253A1 (en) 2003-03-13
SE524952C2 (sv) 2004-10-26
DE60225951D1 (de) 2008-05-15
ATE335867T1 (de) 2006-09-15
EP1722002B1 (en) 2008-04-02
EP1423548B1 (en) 2006-08-09
PL368230A1 (en) 2005-03-21
CN1571862A (zh) 2005-01-26
PL199387B1 (pl) 2008-09-30
WO2003020994A1 (en) 2003-03-13
NO20040900L (no) 2004-04-30
JP4234592B2 (ja) 2009-03-04
SE0102931L (sv) 2003-03-03
ATE391192T1 (de) 2008-04-15
CN100465325C (zh) 2009-03-04
BR0212270B1 (pt) 2011-05-31
MXPA04002017A (es) 2004-07-08
BR0212270A (pt) 2004-10-13
EP1423548A1 (en) 2004-06-02
ES2300088T3 (es) 2008-06-01
DK1423548T3 (da) 2006-12-04
JP2005501969A (ja) 2005-01-20
DK1722002T3 (da) 2008-07-28
EP1722002A1 (en) 2006-11-15
DE60213828T2 (de) 2007-03-01
SE0102931D0 (sv) 2001-09-02

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Legal Events

Date Code Title Description
PC1 Assignment before grant (sect. 113)

Owner name: SANDVIK INTELLECTUAL PROPERTY HB

Free format text: FORMER APPLICANT(S): SANDVIK AB

PC1 Assignment before grant (sect. 113)

Owner name: SANDVIK INTELLECTUAL PROPERTY AB

Free format text: FORMER APPLICANT(S): SANDVIK INTELLECTUAL PROPERTY HB

FGA Letters patent sealed or granted (standard patent)
SREP Specification republished
MK14 Patent ceased section 143(a) (annual fees not paid) or expired