JPH0344259B2 - - Google Patents

Info

Publication number
JPH0344259B2
JPH0344259B2 JP3523184A JP3523184A JPH0344259B2 JP H0344259 B2 JPH0344259 B2 JP H0344259B2 JP 3523184 A JP3523184 A JP 3523184A JP 3523184 A JP3523184 A JP 3523184A JP H0344259 B2 JPH0344259 B2 JP H0344259B2
Authority
JP
Japan
Prior art keywords
hot metal
defect
signal
light
shot
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
Application number
JP3523184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60179637A (ja
Inventor
Hirosato Yamane
Shigeru Nakaji
Junjiro Yamazaki
Hideyuki Hanabusa
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP3523184A priority Critical patent/JPS60179637A/ja
Publication of JPS60179637A publication Critical patent/JPS60179637A/ja
Publication of JPH0344259B2 publication Critical patent/JPH0344259B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/027—Associated apparatus, e.g. for pretreating or after-treating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP3523184A 1984-02-28 1984-02-28 熱間金属材料の表面欠陥検出方法 Granted JPS60179637A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3523184A JPS60179637A (ja) 1984-02-28 1984-02-28 熱間金属材料の表面欠陥検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3523184A JPS60179637A (ja) 1984-02-28 1984-02-28 熱間金属材料の表面欠陥検出方法

Publications (2)

Publication Number Publication Date
JPS60179637A JPS60179637A (ja) 1985-09-13
JPH0344259B2 true JPH0344259B2 (enExample) 1991-07-05

Family

ID=12436063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3523184A Granted JPS60179637A (ja) 1984-02-28 1984-02-28 熱間金属材料の表面欠陥検出方法

Country Status (1)

Country Link
JP (1) JPS60179637A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10031978A1 (de) * 2000-06-30 2002-01-10 Sms Demag Ag Verfahren und Vorrichtung zur automatischen Zundererkennung aus Oberflächen von metallischem Bandgut, insbesondere von warmgewalztem Stahlband und Edelstahlband
FR2961598B1 (fr) * 2010-06-21 2012-07-27 Snecma Procede de controle d'une piece en titane ou en alliage de titane en vue de la detection de defauts d'usinage
DE102016217560A1 (de) * 2016-03-18 2017-09-21 Sms Group Gmbh Vorrichtung und Verfahren zum Entzundern eines Werkstücks

Also Published As

Publication number Publication date
JPS60179637A (ja) 1985-09-13

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