JP6063845B2 - 構造体およびその製造方法 - Google Patents
構造体およびその製造方法 Download PDFInfo
- Publication number
- JP6063845B2 JP6063845B2 JP2013184602A JP2013184602A JP6063845B2 JP 6063845 B2 JP6063845 B2 JP 6063845B2 JP 2013184602 A JP2013184602 A JP 2013184602A JP 2013184602 A JP2013184602 A JP 2013184602A JP 6063845 B2 JP6063845 B2 JP 6063845B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- magnetic field
- temperature
- stainless steel
- magnetization
- 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.)
- Expired - Fee Related
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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/04—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering with simultaneous application of supersonic waves, magnetic or electric fields
-
- 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
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
-
- 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
- C22C38/44—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
- C22C38/58—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
- C21D2211/004—Dispersions; Precipitations
-
- 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
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/47—Molded joint
- Y10T403/477—Fusion bond, e.g., weld, etc.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Optics & Photonics (AREA)
Description
11---フェライトスコープ、12---永久磁石、13---渦電流加熱コイル、14---二相ステンレス管、15---熱影響部、20---被処理材、21---電磁石、22---ヒータ
Claims (1)
- 二相ステンレス鋼を溶接して形成する構造体の製造方法において、
前記二相ステンレス鋼の溶接部を含む熱影響部に1〜10Tの磁場を印加しながら、主相のキュリー点以上であり磁場印加時の磁化消失温度以下の温度範囲である600℃〜800℃の温度で熱処理することを特徴とする二相ステンレス鋼の構造体の製造方法。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013184602A JP6063845B2 (ja) | 2013-09-06 | 2013-09-06 | 構造体およびその製造方法 |
| US14/462,901 US20150071702A1 (en) | 2013-09-06 | 2014-08-19 | Structural body and production method for the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013184602A JP6063845B2 (ja) | 2013-09-06 | 2013-09-06 | 構造体およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2015052137A JP2015052137A (ja) | 2015-03-19 |
| JP6063845B2 true JP6063845B2 (ja) | 2017-01-18 |
Family
ID=52625773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013184602A Expired - Fee Related JP6063845B2 (ja) | 2013-09-06 | 2013-09-06 | 構造体およびその製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20150071702A1 (ja) |
| JP (1) | JP6063845B2 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018204040A (ja) * | 2015-09-15 | 2018-12-27 | 株式会社日立製作所 | 二相ステンレス鋼製造物およびその製造方法 |
| CN106544493B (zh) * | 2016-10-19 | 2018-04-20 | 中国神华能源股份有限公司 | 管道的手孔管与端盖间连接焊缝的热处理方法 |
| CN111286597B (zh) * | 2020-03-20 | 2021-02-26 | 中国石油大学(华东) | 主副加热调控残余应力局部热处理方法 |
| EP3981889A1 (en) * | 2020-10-09 | 2022-04-13 | Outokumpu Oyj | Method for producing stainless steel |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62230495A (ja) * | 1986-03-31 | 1987-10-09 | Sumitomo Metal Ind Ltd | 溶製二相ステンレス鋼用溶接材料 |
| JP3146889B2 (ja) * | 1994-12-02 | 2001-03-19 | 住友金属工業株式会社 | 溶接部の靱性および耐食性に優れた2相ステンレス鋼溶接管の製造方法 |
| JPH09111335A (ja) * | 1995-10-16 | 1997-04-28 | Toshiba Corp | 2相ステンレス鋼の熱処理法 |
| WO1998010189A1 (fr) * | 1996-09-04 | 1998-03-12 | Hitachi, Ltd. | Roue de turbine de pompage/stockage d'eau de mer, son procede de fabrication et installation de pompage/stockage d'eau de mer |
| JPH10287921A (ja) * | 1997-04-15 | 1998-10-27 | Kawasaki Steel Corp | 鋼材の磁場中熱処理方法 |
| JP5868206B2 (ja) * | 2011-03-09 | 2016-02-24 | 新日鐵住金ステンレス株式会社 | 溶接部耐食性に優れた二相ステンレス鋼 |
| CN102560065A (zh) * | 2012-02-08 | 2012-07-11 | 瓮福(集团)有限责任公司 | 用于改善双相不锈钢焊接组织的热处理方法 |
-
2013
- 2013-09-06 JP JP2013184602A patent/JP6063845B2/ja not_active Expired - Fee Related
-
2014
- 2014-08-19 US US14/462,901 patent/US20150071702A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20150071702A1 (en) | 2015-03-12 |
| JP2015052137A (ja) | 2015-03-19 |
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