AU2002329144B2 - Use of a duplex stainless steel alloy - Google Patents
Use of a duplex stainless steel alloy Download PDFInfo
- Publication number
- AU2002329144B2 AU2002329144B2 AU2002329144A AU2002329144A AU2002329144B2 AU 2002329144 B2 AU2002329144 B2 AU 2002329144B2 AU 2002329144 A AU2002329144 A AU 2002329144A AU 2002329144 A AU2002329144 A AU 2002329144A AU 2002329144 B2 AU2002329144 B2 AU 2002329144B2
- Authority
- AU
- Australia
- Prior art keywords
- stainless steel
- ferrite
- ferritic
- duplex stainless
- steel alloy
- 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
Links
- 229910045601 alloy Inorganic materials 0.000 title claims description 26
- 239000000956 alloy Substances 0.000 title claims description 26
- 229910001039 duplex stainless steel Inorganic materials 0.000 title claims description 15
- 238000005260 corrosion Methods 0.000 claims abstract description 48
- 230000007797 corrosion Effects 0.000 claims abstract description 48
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 46
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 33
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 15
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 7
- 229910052802 copper Inorganic materials 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 6
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 5
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000007670 refining Methods 0.000 claims description 10
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 238000009854 hydrometallurgy Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- JCYZMTMYPZHVBF-UHFFFAOYSA-N Melarsoprol Chemical compound NC1=NC(N)=NC(NC=2C=CC(=CC=2)[As]2SC(CO)CS2)=N1 JCYZMTMYPZHVBF-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 abstract description 17
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 12
- 229910052750 molybdenum Inorganic materials 0.000 abstract description 10
- 229910052759 nickel Inorganic materials 0.000 abstract description 8
- 229910052796 boron Inorganic materials 0.000 abstract description 4
- 229910052748 manganese Inorganic materials 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 28
- 239000000463 material Substances 0.000 description 26
- 239000011651 chromium Substances 0.000 description 25
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 12
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 102220043852 rs72857097 Human genes 0.000 description 9
- 229910017052 cobalt Inorganic materials 0.000 description 8
- 239000010941 cobalt Substances 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 239000011572 manganese Substances 0.000 description 8
- 229910001114 SAF 2507 Inorganic materials 0.000 description 7
- 238000005275 alloying Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000007792 addition Methods 0.000 description 6
- 238000000137 annealing Methods 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 5
- 239000010937 tungsten Substances 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- -1 chromium carbides Chemical class 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 229910001318 Zeron 100 Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910001504 inorganic chloride Inorganic materials 0.000 description 1
- VCTOKJRTAUILIH-UHFFFAOYSA-N manganese(2+);sulfide Chemical class [S-2].[Mn+2] VCTOKJRTAUILIH-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 238000000528 statistical test Methods 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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
-
- 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
- B23K35/308—Fe as the principal constituent with Cr as next major constituent
- B23K35/3086—Fe as the principal constituent with Cr as next major constituent containing Ni or Mn
-
- 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
-
- 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
- C21D2211/001—Austenite
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0102932A SE524951C2 (sv) | 2001-09-02 | 2001-09-02 | Användning av en duplex rostfri stållegering |
| SE0102932-1 | 2001-09-02 | ||
| PCT/SE2002/001565 WO2003020995A1 (en) | 2001-09-02 | 2002-09-02 | Use of a duplex stainless steel alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2002329144A1 AU2002329144A1 (en) | 2003-06-05 |
| AU2002329144B2 true AU2002329144B2 (en) | 2007-07-05 |
Family
ID=20285221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2002329144A Ceased AU2002329144B2 (en) | 2001-09-02 | 2002-09-02 | Use of a duplex stainless steel alloy |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US20030133823A1 (enExample) |
| EP (1) | EP1423549B1 (enExample) |
| JP (1) | JP4234593B2 (enExample) |
| KR (1) | KR20040029141A (enExample) |
| CN (1) | CN100540713C (enExample) |
| AT (1) | ATE336605T1 (enExample) |
| AU (1) | AU2002329144B2 (enExample) |
| BR (1) | BR0212268A (enExample) |
| CA (1) | CA2459258A1 (enExample) |
| DE (1) | DE60214013T2 (enExample) |
| EE (1) | EE05413B1 (enExample) |
| ES (1) | ES2266561T3 (enExample) |
| MX (1) | MXPA04002018A (enExample) |
| NO (1) | NO20040899L (enExample) |
| OA (1) | OA12658A (enExample) |
| PL (1) | PL368558A1 (enExample) |
| SE (1) | SE524951C2 (enExample) |
| WO (1) | WO2003020995A1 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE524952C2 (sv) * | 2001-09-02 | 2004-10-26 | Sandvik Ab | Duplex rostfri stållegering |
| 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 |
| KR100704201B1 (ko) * | 2003-06-30 | 2007-04-09 | 수미도모 메탈 인더스트리즈, 리미티드 | 2상 스테인리스강 |
| SE528782C2 (sv) * | 2004-11-04 | 2007-02-13 | Sandvik Intellectual Property | Duplext rostfritt stål med hög sträckgräns, artiklar och användning av stålet |
| US7807028B2 (en) | 2005-03-09 | 2010-10-05 | Xstrata Queensland Limited | Stainless steel electrolytic plates |
| SE530711C2 (sv) * | 2006-10-30 | 2008-08-19 | Sandvik Intellectual Property | Duplex rostfri stållegering samt användning av denna legering |
| SE530847C2 (sv) * | 2006-12-14 | 2008-09-30 | Sandvik Intellectual Property | Platta till plattvärmeväxlare, plattvärmeväxlare uppbyggd av sådana plattor samt användning av denna plattvärmeväxlare |
| JP2008179844A (ja) * | 2007-01-23 | 2008-08-07 | Yamaha Marine Co Ltd | 二相ステンレス鋼及び二相ステンレス鋼製鋳造品 |
| EP1995341A4 (en) * | 2007-03-26 | 2010-03-10 | Sumitomo Metal Ind | PETROLEUM DRILLING TUBE FOR EXPANSION IN THE HOLE AND TWO-PHASE STAINLESS STEEL FOR USE AS A PETROLEUM TUBE FOR EXPANSION |
| SE531593C2 (sv) * | 2007-10-26 | 2009-06-02 | Sandvik Intellectual Property | Värmeväxlare för fosforsyramiljö |
| CN101684541B (zh) * | 2008-09-24 | 2012-08-08 | 张家港市飞浪泵阀有限公司 | 用在泵阀产品上的双相不锈钢 |
| CN102011067A (zh) * | 2010-12-14 | 2011-04-13 | 江苏大学 | 一种耐空泡腐蚀双相不锈钢 |
| US9512509B2 (en) | 2011-03-10 | 2016-12-06 | Nippon Steel & Sumitomo Metal Corportion | Duplex stainless steel |
| FI125854B (fi) * | 2011-11-04 | 2016-03-15 | Outokumpu Oy | Dupleksi ruostumaton teräs |
| CN104204253B (zh) | 2012-03-26 | 2017-03-29 | 新日铁住金株式会社 | 油井用不锈钢及油井用不锈钢管 |
| EP2737972A1 (en) * | 2012-11-28 | 2014-06-04 | Sandvik Intellectual Property AB | Welding material for weld cladding |
| CN104919072B (zh) * | 2013-01-15 | 2017-07-14 | 株式会社神户制钢所 | 双相不锈钢钢材和双相不锈钢钢管 |
| KR102154579B1 (ko) * | 2016-02-17 | 2020-09-10 | 닛테츠 스테인레스 가부시키가이샤 | 페라이트-오스테나이트계 2상 스테인리스 강재와 그 제조 방법 |
| CN106591735B (zh) * | 2016-12-05 | 2019-04-12 | 四川六合锻造股份有限公司 | 一种超级双相不锈钢及其制备方法 |
| CN110088323B (zh) * | 2016-12-21 | 2022-03-22 | 山特维克知识产权股份有限公司 | 包含双相不锈钢的制品及其用途 |
| WO2022196498A1 (ja) * | 2021-03-15 | 2022-09-22 | 日鉄ステンレス株式会社 | 二相ステンレス鋼 |
| CN116287964A (zh) * | 2021-12-06 | 2023-06-23 | 宝武特种冶金有限公司 | 一种pren≥42的超级双相不锈钢及无缝管制备方法 |
| CN116083815A (zh) * | 2023-02-01 | 2023-05-09 | 杭州碱泵有限公司 | 一种耐磨不锈钢及其制备工艺 |
Citations (2)
| 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 (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1242095A (en) * | 1984-02-07 | 1988-09-20 | Akira Yoshitake | Ferritic-austenitic duplex stainless steel |
| 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 |
| US5440090A (en) * | 1993-06-07 | 1995-08-08 | Atlantic Richfield Company | Duplex stainless steel welding method |
| EP0683241B1 (en) * | 1994-05-21 | 2000-08-16 | Yong Soo Park | Duplex stainless steel with high corrosion resistance |
| WO1998018974A1 (es) * | 1996-10-29 | 1998-05-07 | Tubacex, S.A. | Acero austenitico-ferritico del tipo superduplex aplicable a la fabricacion de tubos sin soldadura |
| 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 |
| SE9704544D0 (sv) * | 1997-12-05 | 1997-12-05 | Astra Pharma Prod | Novel compounds |
| SE519589C2 (sv) * | 1998-02-18 | 2003-03-18 | Sandvik Ab | Användning av höghållfast rostfritt stål i apparatur för framställning av kaustiksoda |
| SE9902346L (sv) * | 1999-06-21 | 2000-08-07 | Sandvik Ab | Användning av en rostfri stållegering såsom umbilicalrör i havsmiljö |
| SE514816C2 (sv) * | 2000-03-02 | 2001-04-30 | Sandvik Ab | Duplext rostfritt stål |
| SE524952C2 (sv) * | 2001-09-02 | 2004-10-26 | Sandvik Ab | Duplex rostfri stållegering |
-
2001
- 2001-09-02 SE SE0102932A patent/SE524951C2/sv not_active IP Right Cessation
-
2002
- 2002-09-02 DE DE60214013T patent/DE60214013T2/de not_active Expired - Lifetime
- 2002-09-02 MX MXPA04002018A patent/MXPA04002018A/es unknown
- 2002-09-02 ES ES02765734T patent/ES2266561T3/es not_active Expired - Lifetime
- 2002-09-02 KR KR10-2004-7003153A patent/KR20040029141A/ko not_active Ceased
- 2002-09-02 JP JP2003525692A patent/JP4234593B2/ja not_active Expired - Fee Related
- 2002-09-02 EP EP02765734A patent/EP1423549B1/en not_active Expired - Lifetime
- 2002-09-02 CA CA002459258A patent/CA2459258A1/en not_active Abandoned
- 2002-09-02 BR BR0212268-5A patent/BR0212268A/pt not_active Application Discontinuation
- 2002-09-02 WO PCT/SE2002/001565 patent/WO2003020995A1/en not_active Ceased
- 2002-09-02 CN CNB028205057A patent/CN100540713C/zh not_active Expired - Fee Related
- 2002-09-02 OA OA1200400068A patent/OA12658A/en unknown
- 2002-09-02 AU AU2002329144A patent/AU2002329144B2/en not_active Ceased
- 2002-09-02 AT AT02765734T patent/ATE336605T1/de active
- 2002-09-02 EE EEP200400066A patent/EE05413B1/xx unknown
- 2002-09-02 PL PL02368558A patent/PL368558A1/xx not_active Application Discontinuation
- 2002-09-03 US US10/232,727 patent/US20030133823A1/en not_active Abandoned
-
2004
- 2004-03-02 NO NO20040899A patent/NO20040899L/no not_active Application Discontinuation
Patent Citations (2)
| 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 |
|---|---|
| JP4234593B2 (ja) | 2009-03-04 |
| EE05413B1 (et) | 2011-04-15 |
| SE0102932D0 (sv) | 2001-09-02 |
| BR0212268A (pt) | 2004-10-13 |
| DE60214013D1 (de) | 2006-09-28 |
| SE524951C2 (sv) | 2004-10-26 |
| EP1423549A1 (en) | 2004-06-02 |
| JP2005501970A (ja) | 2005-01-20 |
| CN100540713C (zh) | 2009-09-16 |
| EP1423549B1 (en) | 2006-08-16 |
| US20030133823A1 (en) | 2003-07-17 |
| CA2459258A1 (en) | 2003-03-13 |
| WO2003020995A1 (en) | 2003-03-13 |
| NO20040899L (no) | 2004-04-30 |
| PL368558A1 (en) | 2005-04-04 |
| EE200400066A (et) | 2004-06-15 |
| ES2266561T3 (es) | 2007-03-01 |
| MXPA04002018A (es) | 2004-07-08 |
| OA12658A (en) | 2006-06-19 |
| SE0102932L (sv) | 2003-03-03 |
| KR20040029141A (ko) | 2004-04-03 |
| ATE336605T1 (de) | 2006-09-15 |
| DE60214013T2 (de) | 2007-03-08 |
| CN1571861A (zh) | 2005-01-26 |
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| 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 |
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| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |