EP3690073A4 - Oil well pipe martensitic stainless seamless steel pipe and production method for same - Google Patents
Oil well pipe martensitic stainless seamless steel pipe and production method for same Download PDFInfo
- Publication number
- EP3690073A4 EP3690073A4 EP18861269.1A EP18861269A EP3690073A4 EP 3690073 A4 EP3690073 A4 EP 3690073A4 EP 18861269 A EP18861269 A EP 18861269A EP 3690073 A4 EP3690073 A4 EP 3690073A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- production method
- same
- oil well
- seamless steel
- martensitic stainless
- 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.)
- Pending
Links
Classifications
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/22—Martempering
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- 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
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22C38/02—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
- C22C38/04—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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/44—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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/18—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
- 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
- C21D2211/008—Martensite
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017190075 | 2017-09-29 | ||
PCT/JP2018/032685 WO2019065115A1 (en) | 2017-09-29 | 2018-09-04 | Oil well pipe martensitic stainless seamless steel pipe and production method for same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3690073A4 true EP3690073A4 (en) | 2020-08-05 |
EP3690073A1 EP3690073A1 (en) | 2020-08-05 |
Family
ID=65901776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18861269.1A Pending EP3690073A1 (en) | 2017-09-29 | 2018-09-04 | Oil well pipe martensitic stainless seamless steel pipe and production method for same |
Country Status (7)
Country | Link |
---|---|
US (1) | US20200407814A1 (en) |
EP (1) | EP3690073A1 (en) |
JP (1) | JP6540920B1 (en) |
AR (1) | AR113185A1 (en) |
BR (1) | BR112020004808B1 (en) |
MX (1) | MX2020002857A (en) |
WO (1) | WO2019065115A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6680408B1 (en) * | 2018-05-25 | 2020-04-15 | Jfeスチール株式会社 | Martensitic stainless seamless steel pipe for oil country tubular goods and method for producing the same |
JP6680409B1 (en) * | 2018-05-25 | 2020-04-15 | Jfeスチール株式会社 | Martensitic stainless seamless steel pipe for oil country tubular goods and method for producing the same |
JP6950851B1 (en) * | 2019-12-24 | 2021-10-13 | Jfeスチール株式会社 | High-strength stainless steel seamless steel pipe for oil wells |
EP4079875A4 (en) * | 2020-05-18 | 2023-06-14 | JFE Steel Corporation | Stainless steel seamless pipe for oil well, and method for producing same |
WO2022181164A1 (en) * | 2021-02-26 | 2022-09-01 | Jfeスチール株式会社 | High-strength stainless steel seamless pipe for oil well, and method for producing same |
WO2023195361A1 (en) * | 2022-04-08 | 2023-10-12 | 日本製鉄株式会社 | Martensite stainless steel material |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001026820A (en) * | 1999-07-15 | 2001-01-30 | Nkk Corp | MANUFACTURE OF 95 ksi-GRADE MARTENSITIC STAINLESS STEEL EXCELLENT IN STRESS CORROSION CRACKING RESISTANCE |
EP1143024A1 (en) * | 1998-12-18 | 2001-10-10 | Nkk Corporation | Martensitic stainless steel |
US20030217789A1 (en) * | 2001-10-19 | 2003-11-27 | Mitsuru Yoshizawa | Martensitic stainless steel and method for manufacturing same |
JP2004091812A (en) * | 2002-08-29 | 2004-03-25 | Jfe Steel Kk | Hot-rolled martensitic stainless steel strip excellent in manufacturability |
US20090017238A1 (en) * | 2004-01-30 | 2009-01-15 | Jfe Steel Corporation | Martensitic stainless steel pipe |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR042494A1 (en) | 2002-12-20 | 2005-06-22 | Sumitomo Chemical Co | HIGH RESISTANCE MARTENSITIC STAINLESS STEEL WITH EXCELLENT PROPERTIES OF CORROSION RESISTANCE BY CARBON DIOXIDE AND CORROSION RESISTANCE BY FISURES BY SULFIDE VOLTAGES |
JP5124857B2 (en) | 2006-08-22 | 2013-01-23 | 新日鐵住金株式会社 | Martensitic stainless steel |
JP5487689B2 (en) | 2009-04-06 | 2014-05-07 | Jfeスチール株式会社 | Manufacturing method of martensitic stainless steel seamless pipe for oil well pipe |
BR102014005015A8 (en) * | 2014-02-28 | 2017-12-26 | Villares Metals S/A | martensitic-ferritic stainless steel, manufactured product, process for producing forged or rolled bars or parts of martensitic-ferritic stainless steel and process for producing all seamless martensitic-ferritic stainless steel |
US10995394B2 (en) * | 2016-05-20 | 2021-05-04 | Nippon Steel Corporation | Steel bar for downhole member, and downhole member |
JP6315159B1 (en) * | 2016-10-25 | 2018-04-25 | Jfeスチール株式会社 | Martensitic stainless steel seamless pipe for oil well pipe and method for producing the same |
RU2718019C1 (en) * | 2017-03-28 | 2020-03-30 | Ниппон Стил Корпорейшн | Martensitic stainless steel product |
-
2018
- 2018-09-04 US US16/646,667 patent/US20200407814A1/en not_active Abandoned
- 2018-09-04 BR BR112020004808-9A patent/BR112020004808B1/en active IP Right Grant
- 2018-09-04 JP JP2018564431A patent/JP6540920B1/en active Active
- 2018-09-04 MX MX2020002857A patent/MX2020002857A/en unknown
- 2018-09-04 WO PCT/JP2018/032685 patent/WO2019065115A1/en unknown
- 2018-09-04 EP EP18861269.1A patent/EP3690073A1/en active Pending
- 2018-09-27 AR ARP180102774A patent/AR113185A1/en active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1143024A1 (en) * | 1998-12-18 | 2001-10-10 | Nkk Corporation | Martensitic stainless steel |
JP2001026820A (en) * | 1999-07-15 | 2001-01-30 | Nkk Corp | MANUFACTURE OF 95 ksi-GRADE MARTENSITIC STAINLESS STEEL EXCELLENT IN STRESS CORROSION CRACKING RESISTANCE |
US20030217789A1 (en) * | 2001-10-19 | 2003-11-27 | Mitsuru Yoshizawa | Martensitic stainless steel and method for manufacturing same |
JP2004091812A (en) * | 2002-08-29 | 2004-03-25 | Jfe Steel Kk | Hot-rolled martensitic stainless steel strip excellent in manufacturability |
US20090017238A1 (en) * | 2004-01-30 | 2009-01-15 | Jfe Steel Corporation | Martensitic stainless steel pipe |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019065115A1 * |
Also Published As
Publication number | Publication date |
---|---|
AR113185A1 (en) | 2020-02-05 |
US20200407814A1 (en) | 2020-12-31 |
JPWO2019065115A1 (en) | 2019-11-14 |
EP3690073A1 (en) | 2020-08-05 |
MX2020002857A (en) | 2020-07-24 |
BR112020004808B1 (en) | 2024-02-20 |
JP6540920B1 (en) | 2019-07-10 |
BR112020004808A2 (en) | 2020-09-24 |
WO2019065115A1 (en) | 2019-04-04 |
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Legal Events
Date | Code | Title | Description |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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17P | Request for examination filed |
Effective date: 20200311 |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20200609 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |