NO338090B1 - Ferrittisk-austenittisk dupleks rustfri stållegering - Google Patents
Ferrittisk-austenittisk dupleks rustfri stållegering Download PDFInfo
- Publication number
- NO338090B1 NO338090B1 NO20040900A NO20040900A NO338090B1 NO 338090 B1 NO338090 B1 NO 338090B1 NO 20040900 A NO20040900 A NO 20040900A NO 20040900 A NO20040900 A NO 20040900A NO 338090 B1 NO338090 B1 NO 338090B1
- Authority
- NO
- Norway
- Prior art keywords
- alloy
- content
- weight
- specified
- percent
- Prior art date
Links
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 50
- 239000000956 alloy Substances 0.000 title claims abstract description 50
- 229910001039 duplex stainless steel Inorganic materials 0.000 title claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 19
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 17
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 14
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 13
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 7
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 5
- 239000012535 impurity Substances 0.000 claims abstract description 4
- 229910000859 α-Fe Inorganic materials 0.000 claims description 36
- 229910001566 austenite Inorganic materials 0.000 claims description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000010941 cobalt Substances 0.000 claims description 10
- 229910017052 cobalt Inorganic materials 0.000 claims description 10
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 10
- 239000011572 manganese Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 5
- 239000011733 molybdenum Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 53
- 230000007797 corrosion Effects 0.000 abstract description 52
- 229910052796 boron Inorganic materials 0.000 abstract description 5
- 229910052717 sulfur Inorganic materials 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 abstract description 3
- 229910052791 calcium Inorganic materials 0.000 abstract description 3
- 229910052710 silicon Inorganic materials 0.000 abstract description 3
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 43
- 239000000463 material Substances 0.000 description 26
- 239000011651 chromium Substances 0.000 description 23
- 229910000831 Steel Inorganic materials 0.000 description 21
- 239000010959 steel Substances 0.000 description 21
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 9
- 102220043852 rs72857097 Human genes 0.000 description 9
- 229910001114 SAF 2507 Inorganic materials 0.000 description 8
- 238000005275 alloying Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000007792 addition Methods 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 7
- 239000011575 calcium Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 229910021592 Copper(II) chloride Inorganic materials 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 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
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910001318 Zeron 100 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- -1 chromium nitrides Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 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
- 239000000155 melt Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 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
- 235000011149 sulphuric acid Nutrition 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
- C22C38/50—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)
- Manufacture And Refinement Of Metals (AREA)
- Contacts (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Glass Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Load-Engaging Elements For Cranes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0102931A SE524952C2 (sv) | 2001-09-02 | 2001-09-02 | Duplex rostfri stållegering |
| PCT/SE2002/001564 WO2003020994A1 (en) | 2001-09-02 | 2002-09-02 | Duplex steel alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO20040900L NO20040900L (no) | 2004-04-30 |
| NO338090B1 true NO338090B1 (no) | 2016-07-25 |
Family
ID=20285220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20040900A NO338090B1 (no) | 2001-09-02 | 2004-03-02 | Ferrittisk-austenittisk dupleks rustfri stållegering |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US20030086808A1 (cg-RX-API-DMAC7.html) |
| EP (2) | EP1423548B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP4234592B2 (cg-RX-API-DMAC7.html) |
| KR (2) | KR20090128568A (cg-RX-API-DMAC7.html) |
| CN (1) | CN100465325C (cg-RX-API-DMAC7.html) |
| AT (2) | ATE391192T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU2002328002B9 (cg-RX-API-DMAC7.html) |
| BR (1) | BR0212270B1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2459253A1 (cg-RX-API-DMAC7.html) |
| DE (2) | DE60213828T2 (cg-RX-API-DMAC7.html) |
| DK (2) | DK1722002T3 (cg-RX-API-DMAC7.html) |
| ES (2) | ES2266557T3 (cg-RX-API-DMAC7.html) |
| MX (1) | MXPA04002017A (cg-RX-API-DMAC7.html) |
| NO (1) | NO338090B1 (cg-RX-API-DMAC7.html) |
| OA (1) | OA12657A (cg-RX-API-DMAC7.html) |
| PL (1) | PL199387B1 (cg-RX-API-DMAC7.html) |
| SE (1) | SE524952C2 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2003020994A1 (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO342396B1 (no) * | 2003-03-02 | 2018-05-14 | Sandvik Intellectual Property | Anvendelse av en wire av en ferrittisk-austenittisk dupleks rustfri stållegering. |
Families Citing this family (25)
| 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 |
| 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 |
| WO2009070345A1 (en) | 2007-11-29 | 2009-06-04 | Ati Properties, Inc. | Lean austenitic stainless steel |
| MX2010005668A (es) * | 2007-12-20 | 2010-06-03 | Ati Properties Inc | Acero inoxidable austenitico delgado resistente a la corrosion. |
| US8337749B2 (en) | 2007-12-20 | 2012-12-25 | Ati Properties, Inc. | Lean austenitic stainless steel |
| DK2245202T3 (da) | 2007-12-20 | 2011-12-19 | Ati Properties Inc | Austenitisk rustfrit stål med lavt nikkelindhold indeholdende stabiliserende grundstoffer |
| 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 |
| WO2012121232A1 (ja) | 2011-03-10 | 2012-09-13 | 住友金属工業株式会社 | 二相ステンレス鋼 |
| KR20200001625A (ko) | 2011-05-26 | 2020-01-06 | 유나이티드 파이프라인스 아시아 패시픽 피티이 리미티드 | 오스테나이트계 스테인리스강 |
| FI125854B (fi) * | 2011-11-04 | 2016-03-15 | Outokumpu Oy | Dupleksi ruostumaton teräs |
| US10202675B2 (en) | 2012-06-22 | 2019-02-12 | Nippon Steel & Sumitomo Metal Corporation | Duplex stainless steel |
| DE102013110743B4 (de) * | 2013-09-27 | 2016-02-11 | Böhler Edelstahl GmbH & Co. KG | Verfahren zur Herstellung eines Duplexstahles |
| CA2991658C (en) | 2015-07-20 | 2023-12-19 | 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 |
| LT3502293T (lt) * | 2017-12-22 | 2020-07-10 | Saipem S.P.A. | Dupleksinio nerūdijančio plieno panaudojimas |
| CN112292467A (zh) * | 2018-06-15 | 2021-01-29 | 山特维克材料技术公司 | 双相不锈钢带及其制造方法 |
| 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)
| 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)
| 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 |
| ATE195559T1 (de) * | 1994-05-21 | 2000-09-15 | Park Yong S | Rostfreies duplex-stahl mit guter 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 |
| SE0000678L (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 |
-
2001
- 2001-09-02 SE SE0102931A patent/SE524952C2/sv not_active IP Right Cessation
-
2002
- 2002-09-02 BR BRPI0212270-7A patent/BR0212270B1/pt not_active IP Right Cessation
- 2002-09-02 AU AU2002328002A patent/AU2002328002B9/en not_active Ceased
- 2002-09-02 ES ES02763168T patent/ES2266557T3/es not_active Expired - Lifetime
- 2002-09-02 WO PCT/SE2002/001564 patent/WO2003020994A1/en not_active Ceased
- 2002-09-02 KR KR1020097023792A patent/KR20090128568A/ko not_active Withdrawn
- 2002-09-02 DE DE60213828T patent/DE60213828T2/de not_active Expired - Lifetime
- 2002-09-02 ES ES06113879T patent/ES2300088T3/es not_active Expired - Lifetime
- 2002-09-02 KR KR1020047003155A patent/KR100989022B1/ko not_active Expired - Fee Related
- 2002-09-02 EP EP02763168A patent/EP1423548B1/en not_active Expired - Lifetime
- 2002-09-02 DK DK06113879T patent/DK1722002T3/da active
- 2002-09-02 MX MXPA04002017A patent/MXPA04002017A/es active IP Right Grant
- 2002-09-02 PL PL368230A patent/PL199387B1/pl unknown
- 2002-09-02 CN CNB028206177A patent/CN100465325C/zh not_active Expired - Fee Related
- 2002-09-02 DK DK02763168T patent/DK1423548T3/da active
- 2002-09-02 DE DE60225951T patent/DE60225951T2/de not_active Expired - Lifetime
- 2002-09-02 JP JP2003525691A patent/JP4234592B2/ja not_active Expired - Fee Related
- 2002-09-02 EP EP06113879A patent/EP1722002B1/en not_active Expired - Lifetime
- 2002-09-02 OA OA1200400067A patent/OA12657A/en unknown
- 2002-09-02 CA CA002459253A patent/CA2459253A1/en not_active Abandoned
- 2002-09-02 AT AT06113879T patent/ATE391192T1/de active
- 2002-09-02 AT AT02763168T patent/ATE335867T1/de active
- 2002-09-03 US US10/232,726 patent/US20030086808A1/en not_active Abandoned
-
2004
- 2004-03-02 NO NO20040900A patent/NO338090B1/no not_active IP Right Cessation
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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO342396B1 (no) * | 2003-03-02 | 2018-05-14 | Sandvik Intellectual Property | Anvendelse av en wire av en ferrittisk-austenittisk dupleks rustfri stållegering. |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO338090B1 (no) | Ferrittisk-austenittisk dupleks rustfri stållegering | |
| US7081173B2 (en) | Super-austenitic stainless steel | |
| AU2002328002A1 (en) | Duplex steel alloy | |
| US20030133823A1 (en) | Use of a duplex stainless steel alloy | |
| US6749697B2 (en) | Duplex stainless steel | |
| JP2020510139A (ja) | 高窒素、多主要元素、高エントロピーの耐食性合金 | |
| US20100316522A1 (en) | Duplex stainless steel alloy and use of this alloy | |
| SE527178C2 (sv) | Användning av en duplex rostfri stållegering | |
| AU2002329144A1 (en) | Use of a duplex stainless steel alloy | |
| US6623569B2 (en) | Duplex stainless steels | |
| JP4312408B2 (ja) | 耐蝕性オーステナイト合金 | |
| JP7256374B2 (ja) | オーステナイト系耐熱合金部材 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CREP | Change of representative |
Representative=s name: BRYN AARFLOT AS POSTBOKS 449 SENTRUM OSLO, 0104 NO |
|
| MM1K | Lapsed by not paying the annual fees |