EA009108B1 - Двухфазная коррозионно-стойкая легированная сталь для использования в морской воде - Google Patents
Двухфазная коррозионно-стойкая легированная сталь для использования в морской воде Download PDFInfo
- Publication number
- EA009108B1 EA009108B1 EA200501409A EA200501409A EA009108B1 EA 009108 B1 EA009108 B1 EA 009108B1 EA 200501409 A EA200501409 A EA 200501409A EA 200501409 A EA200501409 A EA 200501409A EA 009108 B1 EA009108 B1 EA 009108B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- corrosion
- samples
- content
- stainless steel
- ferrite
- Prior art date
Links
- 229910045601 alloy Inorganic materials 0.000 title abstract description 45
- 239000000956 alloy Substances 0.000 title abstract description 45
- 229910001039 duplex stainless steel Inorganic materials 0.000 title abstract 4
- 239000013535 sea water Substances 0.000 title description 5
- 230000007797 corrosion Effects 0.000 claims abstract description 77
- 238000005260 corrosion Methods 0.000 claims abstract description 77
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 41
- 239000000203 mixture Substances 0.000 claims abstract description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 46
- 239000011651 chromium Substances 0.000 claims description 34
- 229910052804 chromium Inorganic materials 0.000 claims description 30
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 229910052757 nitrogen Inorganic materials 0.000 claims description 24
- 229910052750 molybdenum Inorganic materials 0.000 claims description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 19
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 17
- 239000011733 molybdenum Substances 0.000 claims description 17
- 239000011572 manganese Substances 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- -1 Nickel Molybdenum Nitrogen Boron Sulfur Cobalt Tungsten Copper Ruthenium Aluminum Calcium Chemical compound 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- XTZVWOPRWVJODK-UHFFFAOYSA-N [Si].[Mn].[C] Chemical compound [Si].[Mn].[C] XTZVWOPRWVJODK-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 50
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 12
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000011109 contamination Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 abstract 1
- 229910001566 austenite Inorganic materials 0.000 description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 239000002131 composite material Substances 0.000 description 23
- 238000012360 testing method Methods 0.000 description 23
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 15
- 229910052721 tungsten Inorganic materials 0.000 description 15
- 239000010937 tungsten Substances 0.000 description 15
- 229910017052 cobalt Inorganic materials 0.000 description 12
- 239000010941 cobalt Substances 0.000 description 12
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- 238000005275 alloying Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 239000011593 sulfur Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 229910000765 intermetallic Inorganic materials 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 3
- 230000002051 biphasic effect Effects 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 229910052707 ruthenium Inorganic materials 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000009661 fatigue test Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 238000004210 cathodic protection Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- VCTOKJRTAUILIH-UHFFFAOYSA-N manganese(2+);sulfide Chemical class [S-2].[Mn+2] VCTOKJRTAUILIH-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- LHPHHNRKGMRCMY-UHFFFAOYSA-N ruthenium(6+) Chemical compound [Ru+6] LHPHHNRKGMRCMY-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012795 verification Methods 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
-
- 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
- C22C38/04—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
- C22C38/18—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
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 Articles (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0300574A SE527178C2 (sv) | 2003-03-02 | 2003-03-02 | Användning av en duplex rostfri stållegering |
| PCT/SE2004/000223 WO2004079027A1 (en) | 2003-03-02 | 2004-02-19 | Duplex stainless steel alloy for use in seawater applications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA200501409A1 EA200501409A1 (ru) | 2006-04-28 |
| EA009108B1 true EA009108B1 (ru) | 2007-10-26 |
Family
ID=20290561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA200501409A EA009108B1 (ru) | 2003-03-02 | 2004-02-19 | Двухфазная коррозионно-стойкая легированная сталь для использования в морской воде |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20070089810A1 (sv) |
| EP (1) | EP1599612A1 (sv) |
| JP (1) | JP2006519313A (sv) |
| KR (1) | KR20060056886A (sv) |
| CN (1) | CN100457953C (sv) |
| AU (1) | AU2004217572A1 (sv) |
| CA (1) | CA2519786A1 (sv) |
| EA (1) | EA009108B1 (sv) |
| NO (1) | NO20054105L (sv) |
| SE (1) | SE527178C2 (sv) |
| WO (1) | WO2004079027A1 (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2696513C2 (ru) * | 2014-02-28 | 2019-08-02 | Валлорек Солусойнш Тубуларес Ду Бразил С.А. | Мартенситно-ферритная нержавеющая сталь, изготовленный продукт и способы их применения |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE530711C2 (sv) * | 2006-10-30 | 2008-08-19 | Sandvik Intellectual Property | Duplex rostfri stållegering samt användning av denna legering |
| 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 |
| US8535606B2 (en) * | 2008-07-11 | 2013-09-17 | Baker Hughes Incorporated | Pitting corrosion resistant non-magnetic stainless steel |
| CN101704168B (zh) * | 2009-09-24 | 2012-01-18 | 江苏大学 | 一种耐空泡腐蚀的表面堆焊焊接材料 |
| SE534779C2 (sv) | 2010-03-03 | 2011-12-20 | Sandvik Intellectual Property | Metod för att tillverka en trådprodukt av rostfritt stål |
| JP5609668B2 (ja) * | 2011-01-20 | 2014-10-22 | Ｊｆｅスチール株式会社 | 耐海水孔食性に優れたステンレスクラッド鋼 |
| 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 |
| CN102191426B (zh) * | 2011-04-14 | 2013-08-28 | 山西太钢不锈钢股份有限公司 | 焊接用不锈钢线材及其线材用钢的冶炼方法 |
| KR20140077134A (ko) * | 2011-05-26 | 2014-06-23 | 유나이티드 파이프라인스 아시아 패시픽 피티이 리미티드 | 오스테나이트계 스테인리스강 |
| FI125854B (sv) * | 2011-11-04 | 2016-03-15 | Outokumpu Oy | Duplex rostfritt stål |
| US9347121B2 (en) * | 2011-12-20 | 2016-05-24 | Ati Properties, Inc. | High strength, corrosion resistant austenitic alloys |
| UA111115C2 (uk) | 2012-04-02 | 2016-03-25 | Ейкей Стіл Пропертіс, Інк. | Рентабельна феритна нержавіюча сталь |
| WO2015109553A1 (zh) * | 2014-01-25 | 2015-07-30 | 吴津宁 | 一种双相不锈钢无缝钢管 |
| CN104004971B (zh) * | 2014-05-09 | 2016-02-03 | 无锡市华尔泰机械制造有限公司 | 一种合金材料法兰及其锻造工艺 |
| EP3508596B1 (en) | 2016-09-02 | 2022-03-30 | JFE Steel Corporation | Dual-phase stainless seamless steel pipe and method of production thereof |
| CN110088305B (zh) * | 2016-12-21 | 2021-05-14 | 山特维克知识产权股份有限公司 | 双相不锈钢制品的用途 |
| EP3502293B1 (en) * | 2017-12-22 | 2020-05-13 | Saipem S.p.A. | Uses of duplex stainless steels |
| CN108396257B (zh) * | 2018-02-08 | 2020-01-21 | 中国兵器科学研究院宁波分院 | 一种控制析出法制备海洋平台用超级双相不锈钢阀门的方法 |
| CN109187322B (zh) * | 2018-08-31 | 2021-03-12 | 南京钢铁股份有限公司 | 一种极地海洋环境用低合金钢的耐蚀性评价方法 |
| CN109266957A (zh) * | 2018-09-18 | 2019-01-25 | 无锡市华尔泰机械制造有限公司 | 改进型z2cnd18-12n材料法兰及其锻造方法 |
| CN111020368B (zh) * | 2019-10-30 | 2021-07-20 | 鞍钢股份有限公司 | 一种海水淡化用双相不锈钢复合钢板及其制造方法 |
| CN112410675A (zh) * | 2020-11-20 | 2021-02-26 | 齐鲁工业大学 | 稀土双相耐蚀铸造不锈钢及其制造方法 |
Citations (6)
| 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 |
| EP0455625A1 (de) * | 1990-05-03 | 1991-11-06 | BÖHLER Edelstahl GmbH | Hochfeste korrosionsbeständige Duplexlegierung |
| 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 |
| EP0683241A2 (en) * | 1994-05-21 | 1995-11-22 | Yong Soo Park | Duplex stainless steel with high corrosion resistance |
| EP0897018A1 (de) * | 1997-08-13 | 1999-02-17 | BÖHLER Edelstahl GmbH | Duplexstahl mit hoher Festigkeit und Korrosionsbeständigkeit |
| US20010031217A1 (en) * | 2000-03-02 | 2001-10-18 | Orjan Bergstrom | Duplex stainless steel |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1242095A (en) * | 1984-02-07 | 1988-09-20 | Akira Yoshitake | Ferritic-austenitic duplex stainless steel |
| 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 |
| SE501321C2 (sv) * | 1993-06-21 | 1995-01-16 | Sandvik Ab | Ferrit-austenitiskt rostfritt stål samt användning av stålet |
| JP3588826B2 (ja) * | 1994-09-20 | 2004-11-17 | 住友金属工業株式会社 | 高窒素含有ステンレス鋼の熱処理方法 |
| CN1070930C (zh) * | 1995-06-05 | 2001-09-12 | 浦项综合制铁株式会社 | 双相不锈钢及其制造方法 |
| JPH09209087A (ja) * | 1996-02-01 | 1997-08-12 | Sumitomo Metal Mining Co Ltd | 二相ステンレス鋼 |
| JPH09279313A (ja) * | 1996-04-15 | 1997-10-28 | Sumitomo Metal Ind Ltd | 都市ゴミ焼却設備排ガス系用ステンレス鋼 |
| CN1068385C (zh) * | 1996-10-14 | 2001-07-11 | 冶金工业部钢铁研究总院 | 超低碳双相不锈钢及其制造方法 |
| SE9902472L (sv) * | 1999-06-29 | 2000-08-07 | Sandvik Ab | Ferrit-austenitisk stållegering |
| JP3758508B2 (ja) * | 2001-02-13 | 2006-03-22 | 住友金属工業株式会社 | 二相ステンレス鋼管の製造方法 |
| SE524952C2 (sv) * | 2001-09-02 | 2004-10-26 | Sandvik Ab | Duplex rostfri stållegering |
| SE524951C2 (sv) * | 2001-09-02 | 2004-10-26 | Sandvik Ab | Användning av en duplex rostfri stållegering |
-
2003
- 2003-03-02 SE SE0300574A patent/SE527178C2/sv not_active IP Right Cessation
-
2004
- 2004-02-19 KR KR1020057016402A patent/KR20060056886A/ko not_active Application Discontinuation
- 2004-02-19 US US10/547,572 patent/US20070089810A1/en not_active Abandoned
- 2004-02-19 EA EA200501409A patent/EA009108B1/ru not_active IP Right Cessation
- 2004-02-19 JP JP2006507921A patent/JP2006519313A/ja active Pending
- 2004-02-19 EP EP04712794A patent/EP1599612A1/en not_active Withdrawn
- 2004-02-19 CN CNB2004800057521A patent/CN100457953C/zh not_active Expired - Fee Related
- 2004-02-19 AU AU2004217572A patent/AU2004217572A1/en not_active Abandoned
- 2004-02-19 WO PCT/SE2004/000223 patent/WO2004079027A1/en active Application Filing
- 2004-02-19 CA CA002519786A patent/CA2519786A1/en not_active Abandoned
-
2005
- 2005-09-02 NO NO20054105A patent/NO20054105L/no not_active Application Discontinuation
Patent Citations (6)
| 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 |
| EP0455625A1 (de) * | 1990-05-03 | 1991-11-06 | BÖHLER Edelstahl GmbH | Hochfeste korrosionsbeständige Duplexlegierung |
| 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 |
| EP0683241A2 (en) * | 1994-05-21 | 1995-11-22 | Yong Soo Park | Duplex stainless steel with high corrosion resistance |
| EP0897018A1 (de) * | 1997-08-13 | 1999-02-17 | BÖHLER Edelstahl GmbH | Duplexstahl mit hoher Festigkeit und Korrosionsbeständigkeit |
| US20010031217A1 (en) * | 2000-03-02 | 2001-10-18 | Orjan Bergstrom | Duplex stainless steel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2696513C2 (ru) * | 2014-02-28 | 2019-08-02 | Валлорек Солусойнш Тубуларес Ду Бразил С.А. | Мартенситно-ферритная нержавеющая сталь, изготовленный продукт и способы их применения |
Also Published As
| Publication number | Publication date |
|---|---|
| SE0300574D0 (sv) | 2003-03-02 |
| SE0300574L (sv) | 2004-09-03 |
| EP1599612A1 (en) | 2005-11-30 |
| EA200501409A1 (ru) | 2006-04-28 |
| KR20060056886A (ko) | 2006-05-25 |
| NO20054105L (no) | 2005-09-27 |
| JP2006519313A (ja) | 2006-08-24 |
| NO20054105D0 (no) | 2005-09-02 |
| SE527178C2 (sv) | 2006-01-17 |
| WO2004079027A1 (en) | 2004-09-16 |
| CA2519786A1 (en) | 2004-09-16 |
| AU2004217572A1 (en) | 2004-09-16 |
| CN1768156A (zh) | 2006-05-03 |
| US20070089810A1 (en) | 2007-04-26 |
| CN100457953C (zh) | 2009-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EA009108B1 (ru) | Двухфазная коррозионно-стойкая легированная сталь для использования в морской воде | |
| JP6226081B2 (ja) | 高強度ステンレス継目無鋼管およびその製造方法 | |
| EP0545753B1 (en) | Duplex stainless steel having improved strength and corrosion resistance | |
| EP2725112B1 (en) | Carburization-resistant metal material and uses of the carburization-resistant metal material | |
| KR101345074B1 (ko) | Ｎｉ기 합금재 | |
| KR101259686B1 (ko) | Ｎｉ기 합금 | |
| JP4249419B2 (ja) | ２相ステンレス鋼 | |
| WO2000036174A1 (en) | Corrosion resistant austenitic stainless steel | |
| SE454360B (sv) | Legering for djupborrhal och anvendning av denna till foder och ror for djupborrhal | |
| SE524952C2 (sv) | Duplex rostfri stållegering | |
| EP3575427A1 (en) | Two-phase stainless-clad steel and method for producing same | |
| JP5307729B2 (ja) | 無鉛快削鋼 | |
| WO2016079920A1 (ja) | 油井用高強度ステンレス継目無鋼管 | |
| CN115349024A (zh) | 不锈钢无缝钢管和不锈钢无缝钢管的制造方法 | |
| JPS625976B2 (sv) | ||
| Eun et al. | Types and requirements of materials and corrosion | |
| JP3470418B2 (ja) | 耐海水腐食性と耐硫化水素腐食性に優れた高強度オーステナイト合金 | |
| JPH09272956A (ja) | 耐海水用析出強化型高合金鋼及びその製造方法 | |
| JP7226571B2 (ja) | ステンレス継目無鋼管およびその製造方法 | |
| EP0835946A1 (en) | Weldable low-chromium ferritic cast steel, having excellent high-temperature strength | |
| JPS6363606B2 (sv) | ||
| JPS6363611B2 (sv) | ||
| JPS625975B2 (sv) | ||
| JP2020079437A (ja) | オーステナイト系ステンレス鋼 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AZ BY KZ |
|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): RU |