BR112012005005B1 - Aço inoxidável dúplex - Google Patents
Aço inoxidável dúplex Download PDFInfo
- Publication number
- BR112012005005B1 BR112012005005B1 BR112012005005-2A BR112012005005A BR112012005005B1 BR 112012005005 B1 BR112012005005 B1 BR 112012005005B1 BR 112012005005 A BR112012005005 A BR 112012005005A BR 112012005005 B1 BR112012005005 B1 BR 112012005005B1
- Authority
- BR
- Brazil
- Prior art keywords
- less
- duplex stainless
- stainless steel
- content
- mass
- Prior art date
Links
- 229910001039 duplex stainless steel Inorganic materials 0.000 claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 16
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 16
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 15
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000000126 substance Substances 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 53
- 238000005260 corrosion Methods 0.000 abstract description 53
- 238000005336 cracking Methods 0.000 abstract description 29
- 238000003466 welding Methods 0.000 abstract description 19
- 239000007789 gas Substances 0.000 abstract description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 12
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 2
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- 229910001220 stainless steel Inorganic materials 0.000 description 19
- 239000000463 material Substances 0.000 description 18
- 229910000859 α-Fe Inorganic materials 0.000 description 18
- 229910001566 austenite Inorganic materials 0.000 description 16
- 238000001556 precipitation Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 14
- 229910000679 solder Inorganic materials 0.000 description 14
- 230000006911 nucleation Effects 0.000 description 13
- 238000010899 nucleation Methods 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 229910000765 intermetallic Inorganic materials 0.000 description 11
- 230000015556 catabolic process Effects 0.000 description 10
- 238000006731 degradation reaction Methods 0.000 description 10
- 238000002161 passivation Methods 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 230000001965 increasing effect Effects 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000002411 adverse Effects 0.000 description 5
- 230000005501 phase interface Effects 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 4
- 125000004429 atom Chemical group 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000013001 point bending Methods 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 150000003568 thioethers Chemical class 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 238000005262 decarbonization Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Images
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
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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)
- Arc Welding In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-209160 | 2009-09-10 | ||
| JP2009209160 | 2009-09-10 | ||
| PCT/JP2010/064953 WO2011030709A1 (ja) | 2009-09-10 | 2010-09-01 | 二相ステンレス鋼 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112012005005A2 BR112012005005A2 (pt) | 2016-05-03 |
| BR112012005005B1 true BR112012005005B1 (pt) | 2023-01-24 |
Family
ID=43732382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012005005-2A BR112012005005B1 (pt) | 2009-09-10 | 2010-09-01 | Aço inoxidável dúplex |
Country Status (10)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2012218660B2 (en) * | 2011-02-14 | 2015-05-21 | Nippon Steel Corporation | Duplex stainless steel, and process for production thereof |
| CN103370435B (zh) * | 2011-02-14 | 2016-04-20 | 新日铁住金株式会社 | 双相不锈钢 |
| BR112014005028B1 (pt) | 2011-09-06 | 2020-01-07 | Nippon Steel Corporation | Aço inoxidável dúplex |
| WO2013146860A1 (ja) * | 2012-03-30 | 2013-10-03 | 新日鐵住金株式会社 | 溶接継手の製造方法及び溶接継手 |
| CN103014549B (zh) * | 2012-12-26 | 2015-11-18 | 振石集团东方特钢股份有限公司 | 一种高性能双相不锈钢及其加工方法 |
| CN103602915B (zh) * | 2013-11-22 | 2015-11-18 | 山东建筑大学 | 高碳高铬双相不锈钢 |
| EP3467132B1 (en) * | 2016-06-01 | 2021-03-17 | Nippon Steel Corporation | Duplex stainless steel and duplex stainless steel manufacturing method |
| JP6780426B2 (ja) * | 2016-10-06 | 2020-11-04 | 日本製鉄株式会社 | 二相ステンレス鋼 |
| JP6946737B2 (ja) * | 2017-05-18 | 2021-10-06 | 日本製鉄株式会社 | 二相ステンレス鋼材及びその製造方法 |
| CN107829029B (zh) * | 2017-11-10 | 2020-02-07 | 洛阳双瑞特种装备有限公司 | 一种ZG022Cr22Ni5Mo3N材质双相不锈钢冶炼工艺方法 |
| CN115584443A (zh) * | 2021-07-05 | 2023-01-10 | 中国石油天然气集团有限公司 | 一种含铜抗菌双相不锈钢连续管及加工方法 |
| JP2023151344A (ja) * | 2022-03-31 | 2023-10-16 | 日鉄ステンレス株式会社 | 粗製リン酸による耐変色性に優れる二相ステンレス鋼およびそれを使用した粗製リン酸用構造物 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55158256A (en) * | 1979-05-29 | 1980-12-09 | Daido Steel Co Ltd | Ferritic-austenitic two-phase stainless steel |
| CA1214667A (en) * | 1983-01-05 | 1986-12-02 | Terry A. Debold | Duplex alloy |
| US4740254A (en) * | 1984-08-06 | 1988-04-26 | Sandusky Foundry & Machine Co. | Pitting resistant duplex stainless steel alloy |
| US4604887A (en) * | 1984-11-30 | 1986-08-12 | Kawasaki Steel Corporation | Duplex stainless steel seamless pipe and a method for producing the same |
| US4816085A (en) * | 1987-08-14 | 1989-03-28 | Haynes International, Inc. | Tough weldable duplex stainless steel wire |
| JP3155431B2 (ja) * | 1994-10-26 | 2001-04-09 | 株式会社安来製作所 | ２相ステンレス鋳造部材およびその製造方法 |
| WO1996018751A1 (fr) | 1994-12-16 | 1996-06-20 | Sumitomo Metal Industries, Ltd. | Acier inoxydable duplex presentant une remarquable resistance a la corrosion |
| JPH1060598A (ja) * | 1996-08-19 | 1998-03-03 | Nkk Corp | 耐海水性用析出強化型二相ステンレス鋼 |
| 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 |
| JP2000313940A (ja) * | 1999-04-27 | 2000-11-14 | Sumitomo Metal Ind Ltd | 二相ステンレス鋼材およびその製造方法 |
| SE9902472L (sv) * | 1999-06-29 | 2000-08-07 | Sandvik Ab | Ferrit-austenitisk stållegering |
| JP2003171743A (ja) | 2001-12-06 | 2003-06-20 | Aichi Steel Works Ltd | 強度、靭性、耐海水性の優れた二相ステンレス鋼及びその製造方法 |
| JP2004277767A (ja) * | 2003-03-13 | 2004-10-07 | Nisshin Steel Co Ltd | 自動車の給油管および燃料タンク用オーステナイト系ステンレス鋼並びに自動車の給油管および燃料タンク |
| JP4915121B2 (ja) * | 2006-03-31 | 2012-04-11 | 住友金属工業株式会社 | 二相ステンレス鋼継目無管の製造方法 |
| JP5072285B2 (ja) * | 2006-08-08 | 2012-11-14 | 新日鐵住金ステンレス株式会社 | 二相ステンレス鋼 |
| JP5171197B2 (ja) * | 2007-10-10 | 2013-03-27 | 新日鐵住金ステンレス株式会社 | 冷間鍛造性に優れた高強度・高耐食ボルト用２相ステンレス鋼線材、鋼線およびボルト並びにその製造方法 |
| CN103370435B (zh) * | 2011-02-14 | 2016-04-20 | 新日铁住金株式会社 | 双相不锈钢 |
| AU2012218660B2 (en) * | 2011-02-14 | 2015-05-21 | Nippon Steel Corporation | Duplex stainless steel, and process for production thereof |
-
2010
- 2010-09-01 IN IN1250DEN2012 patent/IN2012DN01250A/en unknown
- 2010-09-01 JP JP2010535094A patent/JP4640536B1/ja active Active
- 2010-09-01 WO PCT/JP2010/064953 patent/WO2011030709A1/ja active Application Filing
- 2010-09-01 MX MX2012002870A patent/MX2012002870A/es active IP Right Grant
- 2010-09-01 CN CN201080040231.5A patent/CN102482746B/zh active Active
- 2010-09-01 EP EP10815306.5A patent/EP2476771B1/en active Active
- 2010-09-01 EP EP15156371.5A patent/EP2902525B1/en active Active
- 2010-09-01 BR BR112012005005-2A patent/BR112012005005B1/pt active IP Right Grant
- 2010-09-01 AU AU2010293591A patent/AU2010293591B2/en not_active Ceased
- 2010-09-01 CA CA2770378A patent/CA2770378C/en not_active Expired - Fee Related
-
2012
- 2012-03-05 US US13/411,761 patent/US20120177529A1/en not_active Abandoned
- 2012-03-08 MX MX2015002455A patent/MX352395B/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2010293591B2 (en) | 2013-01-17 |
| CA2770378C (en) | 2014-02-18 |
| EP2476771A4 (en) | 2014-07-23 |
| EP2476771B1 (en) | 2015-03-04 |
| CN102482746B (zh) | 2016-06-22 |
| AU2010293591A1 (en) | 2012-03-01 |
| CN102482746A (zh) | 2012-05-30 |
| US20120177529A1 (en) | 2012-07-12 |
| JPWO2011030709A1 (ja) | 2013-02-07 |
| BR112012005005A2 (pt) | 2016-05-03 |
| EP2902525B1 (en) | 2016-05-11 |
| CA2770378A1 (en) | 2011-03-17 |
| MX2012002870A (es) | 2012-04-20 |
| WO2011030709A1 (ja) | 2011-03-17 |
| IN2012DN01250A (enrdf_load_stackoverflow) | 2015-05-15 |
| EP2476771A1 (en) | 2012-07-18 |
| MX352395B (es) | 2017-11-22 |
| JP4640536B1 (ja) | 2011-03-02 |
| EP2902525A1 (en) | 2015-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25A | Requested transfer of rights approved |
Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP) |
|
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] | ||
| B12B | Appeal against refusal [chapter 12.2 patent gazette] | ||
| B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL CORPORATION (JP) |
|
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 01/09/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO. |