JP2928400B2 - ステンレス鋼の鋭敏化検出方法及びその装置 - Google Patents

ステンレス鋼の鋭敏化検出方法及びその装置

Info

Publication number
JP2928400B2
JP2928400B2 JP3054646A JP5464691A JP2928400B2 JP 2928400 B2 JP2928400 B2 JP 2928400B2 JP 3054646 A JP3054646 A JP 3054646A JP 5464691 A JP5464691 A JP 5464691A JP 2928400 B2 JP2928400 B2 JP 2928400B2
Authority
JP
Japan
Prior art keywords
grain boundary
width
sensitization
image
stainless steel
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
Application number
JP3054646A
Other languages
English (en)
Japanese (ja)
Other versions
JPH04290959A (ja
Inventor
眞琴 林
英世 斉藤
忠和 小栗
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3054646A priority Critical patent/JP2928400B2/ja
Priority to EP92301622A priority patent/EP0505045A2/en
Priority to US07/852,549 priority patent/US5262839A/en
Publication of JPH04290959A publication Critical patent/JPH04290959A/ja
Application granted granted Critical
Publication of JP2928400B2 publication Critical patent/JP2928400B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/204—Structure thereof, e.g. crystal structure
    • G01N33/2045—Defects

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
JP3054646A 1991-03-19 1991-03-19 ステンレス鋼の鋭敏化検出方法及びその装置 Expired - Fee Related JP2928400B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP3054646A JP2928400B2 (ja) 1991-03-19 1991-03-19 ステンレス鋼の鋭敏化検出方法及びその装置
EP92301622A EP0505045A2 (en) 1991-03-19 1992-02-26 Method and apparatus for detecting stainless steel sensitization
US07/852,549 US5262839A (en) 1991-03-19 1992-03-17 Method and apparatus for detecting stainless steel sensitization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3054646A JP2928400B2 (ja) 1991-03-19 1991-03-19 ステンレス鋼の鋭敏化検出方法及びその装置

Publications (2)

Publication Number Publication Date
JPH04290959A JPH04290959A (ja) 1992-10-15
JP2928400B2 true JP2928400B2 (ja) 1999-08-03

Family

ID=12976546

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3054646A Expired - Fee Related JP2928400B2 (ja) 1991-03-19 1991-03-19 ステンレス鋼の鋭敏化検出方法及びその装置

Country Status (3)

Country Link
US (1) US5262839A (enExample)
EP (1) EP0505045A2 (enExample)
JP (1) JP2928400B2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2764981B1 (fr) * 1997-06-19 1999-07-16 Gec Alsthom Electromec Eprouvette de corrosion comportant une empreinte d'orientation et dispositif d'observation d'une telle eprouvette
JP2002040186A (ja) * 2000-07-19 2002-02-06 Toshiba Corp 原子炉配管内点検装置
FR2852418B1 (fr) * 2003-03-11 2005-09-09 Oxand Systeme et procede de realite virtuelle pour optimiser une inspection visuelle et une expertise d'une structure, notamment en genie civil
JP5740624B2 (ja) * 2012-08-16 2015-06-24 株式会社ケミカル山本 ステンレス鋼のｌ材と非ｌ材との非破壊的簡易判別方法
US9898832B1 (en) * 2015-08-07 2018-02-20 The United States Of America, As Represented By The Secretary Of The Navy Surface metallographic method for characterizing the degree of sensitization of aluminum-magnesium alloys
JP6838511B2 (ja) * 2017-07-05 2021-03-03 日立金属株式会社 多結晶材料の解析方法
CN110174460B (zh) * 2019-03-20 2022-10-28 苏州热工研究院有限公司 一种奥氏体不锈钢辐照加速应力腐蚀开裂敏感性的磁性评估方法
WO2021173963A1 (en) * 2020-02-26 2021-09-02 Board Of Regents Of The University Of Nebraska Artificial intelligence methods for correlating laser-induced breakdown spectroscopy (libs) measurements with degree of sensitization (dos) values to determine the sensitization of an alloy
JP7369063B2 (ja) * 2020-03-06 2023-10-25 ジヤトコ株式会社 機械構造用合金鋼材の旧オーステナイト粒界の現出方法
CN114216912B (zh) * 2022-02-22 2022-05-10 常州海图电子科技有限公司 一种基于机器视觉的曳引钢丝绳缺陷检测方法
CN119413074B (zh) * 2024-11-08 2025-10-31 内蒙古大学 一种测量灌浆套筒连接件锈蚀特征参数的装置和方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468160A (en) * 1967-03-08 1969-09-23 Nat Lead Co Stress embrittlement testing
JPS60143769A (ja) * 1983-12-29 1985-07-30 Kawasaki Steel Corp 粒径および第２相分率の測定装置
US4548903A (en) * 1984-03-30 1985-10-22 The United States Of America As Represented By The Secretary Of The Air Force Method to reveal microstructures in single phase alloys
GB8512727D0 (en) * 1985-05-20 1985-06-26 Vickers Plc Optical metrology
JPH0760139B2 (ja) * 1985-11-20 1995-06-28 川崎製鉄株式会社 結晶粒界表示法
JPS63217259A (ja) * 1987-03-06 1988-09-09 Mitsubishi Heavy Ind Ltd 寿命予知方式
GB2208000B (en) * 1987-07-27 1991-07-31 Mitsubishi Heavy Ind Ltd Method of evaluating residual life of heat-resistant steel
JPH02143137A (ja) * 1988-11-25 1990-06-01 Toshiba Corp 耐熱鋼の寿命評価方法
JPH04235346A (ja) * 1991-01-11 1992-08-24 Mitsubishi Heavy Ind Ltd 金属材料の粒界偏析性状検出方法

Also Published As

Publication number Publication date
EP0505045A3 (enExample) 1995-02-15
US5262839A (en) 1993-11-16
JPH04290959A (ja) 1992-10-15
EP0505045A2 (en) 1992-09-23

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