CA1132369A - Method of flaw detection in metal members - Google Patents

Method of flaw detection in metal members

Info

Publication number
CA1132369A
CA1132369A CA315,841A CA315841A CA1132369A CA 1132369 A CA1132369 A CA 1132369A CA 315841 A CA315841 A CA 315841A CA 1132369 A CA1132369 A CA 1132369A
Authority
CA
Canada
Prior art keywords
temperature profile
data
metallic workpiece
camera
workpiece
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
CA315,841A
Other languages
English (en)
French (fr)
Inventor
Arnulf Berg
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.)
Elkem ASA
Original Assignee
Elkem Spigerverket AS
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 Elkem Spigerverket AS filed Critical Elkem Spigerverket AS
Application granted granted Critical
Publication of CA1132369A publication Critical patent/CA1132369A/en
Expired 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

Landscapes

  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Sewing Machines And Sewing (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
CA315,841A 1977-11-04 1978-11-06 Method of flaw detection in metal members Expired CA1132369A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO773779A NO142594C (no) 1977-11-04 1977-11-04 Fremgangsmaate for syning av valseemner.
NO773779 1977-11-04

Publications (1)

Publication Number Publication Date
CA1132369A true CA1132369A (en) 1982-09-28

Family

ID=19883825

Family Applications (1)

Application Number Title Priority Date Filing Date
CA315,841A Expired CA1132369A (en) 1977-11-04 1978-11-06 Method of flaw detection in metal members

Country Status (15)

Country Link
JP (1) JPS5479093A (it)
AU (1) AU516509B2 (it)
BR (1) BR7807242A (it)
CA (1) CA1132369A (it)
CS (1) CS212308B2 (it)
DE (1) DE2848099A1 (it)
ES (1) ES474775A1 (it)
FR (1) FR2408138A1 (it)
GB (1) GB2007358B (it)
IT (1) IT1202789B (it)
NO (1) NO142594C (it)
PL (1) PL117226B1 (it)
RO (1) RO76350A (it)
SE (1) SE438735B (it)
ZA (1) ZA785758B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO164133C (no) * 1985-07-15 1993-10-26 Svein Otto Kanstad Framgangsmaate og apparat for karakterisering og kontroll av stoffer, materialer og objekter
DE3820862A1 (de) * 1988-06-21 1989-12-28 Soelter Hans Joachim Dipl Phys Verfahren und vorrichtung zur kontaktlosen untersuchung von oberflaechen und inneren strukturen eines festen pruefkoerpers
NO166424C (no) * 1989-01-10 1991-07-17 Elkem Technology Fremgangsmaate for deteksjon av overflatesprekker i metallemner.
GB9421493D0 (en) * 1994-10-24 1994-12-07 Marconi Gec Ltd Imaging method and system
DE19623159C2 (de) * 1996-06-10 2001-03-15 Fraunhofer Ges Forschung Verfahren und Einrichtung zur Beurteilung eines Körpers unter Erfassung eines Temperaturfeldes des Körpers
JP6351251B2 (ja) * 2013-12-18 2018-07-04 キヤノン株式会社 定着装置、及びその定着装置を備える画像形成装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1869336A (en) * 1930-05-29 1932-07-26 Forest Alfred V De Thermal method of testing metallic bodies
US3020745A (en) * 1958-11-13 1962-02-13 Smith Corp A O Method of flaw detection in a metal member
US3222917A (en) * 1962-03-07 1965-12-14 Gabb Special Products Inc Non-destructive testing of objects
US3206603A (en) * 1962-08-16 1965-09-14 Gen Electric Infrared flaw detector method and apparatus
US3451254A (en) * 1965-07-26 1969-06-24 Automation Ind Inc Nondestructive tester
US3886362A (en) * 1973-04-09 1975-05-27 Mikhail Mikhailovi Miroshnikov Method and apparatus for thermal examination of the interior surface of annular stator packs for electrical machines
JPS5150781A (en) * 1974-10-29 1976-05-04 Nippon Steel Corp Netsukankozaino hyomenketsukankenshutsuhoho
JPS5816143B2 (ja) * 1975-06-26 1983-03-29 新日本製鐵株式会社 キンゾクザイリヨウノヒヨウメンキズケンシユホウホウ
LU77479A1 (it) * 1976-06-08 1977-09-19

Also Published As

Publication number Publication date
AU516509B2 (en) 1981-06-04
BR7807242A (pt) 1979-05-15
FR2408138B1 (it) 1982-01-15
GB2007358B (en) 1982-06-16
IT7829334A0 (it) 1978-10-31
SE438735B (sv) 1985-04-29
PL210668A1 (pl) 1979-07-16
PL117226B1 (en) 1981-07-31
ZA785758B (en) 1980-05-28
DE2848099A1 (de) 1979-05-10
AU4137078A (en) 1979-06-21
NO773779L (no) 1979-05-07
NO142594C (no) 1980-09-10
JPS5479093A (en) 1979-06-23
SE7811280L (sv) 1979-05-05
IT1202789B (it) 1989-02-09
NO142594B (no) 1980-06-02
ES474775A1 (es) 1979-10-16
CS212308B2 (en) 1982-03-26
GB2007358A (en) 1979-05-16
RO76350A (ro) 1981-03-30
FR2408138A1 (fr) 1979-06-01

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Legal Events

Date Code Title Description
MKEX Expiry