KR880001691B1 - 빌릿 내의 결함 검색방법 - Google Patents

빌릿 내의 결함 검색방법 Download PDF

Info

Publication number
KR880001691B1
KR880001691B1 KR8204964A KR820004964A KR880001691B1 KR 880001691 B1 KR880001691 B1 KR 880001691B1 KR 8204964 A KR8204964 A KR 8204964A KR 820004964 A KR820004964 A KR 820004964A KR 880001691 B1 KR880001691 B1 KR 880001691B1
Authority
KR
South Korea
Prior art keywords
workpiece
temperature
radiation
dillets
methods
Prior art date
Application number
KR8204964A
Other languages
English (en)
Korean (ko)
Other versions
KR840002521A (ko
Inventor
르네 할쇠르 스베인
카레 스토르세트 마그나
Original Assignee
대그 샬럼, 쿤트 말틴센
엘켐 에이/에스
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 대그 샬럼, 쿤트 말틴센, 엘켐 에이/에스 filed Critical 대그 샬럼, 쿤트 말틴센
Publication of KR840002521A publication Critical patent/KR840002521A/ko
Application granted granted Critical
Publication of KR880001691B1 publication Critical patent/KR880001691B1/ko

Links

Images

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

  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Radiation Pyrometers (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Physical Vapour Deposition (AREA)
KR8204964A 1981-11-03 1982-11-03 빌릿 내의 결함 검색방법 KR880001691B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO81.3705 1981-11-03
NO813705A NO149793C (no) 1981-11-03 1981-11-03 Fremgangsmaate ved syning av valseemner
NO3705 1986-11-03

Publications (2)

Publication Number Publication Date
KR840002521A KR840002521A (ko) 1984-07-02
KR880001691B1 true KR880001691B1 (ko) 1988-09-06

Family

ID=19886296

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8204964A KR880001691B1 (ko) 1981-11-03 1982-11-03 빌릿 내의 결함 검색방법

Country Status (27)

Country Link
US (1) US4480928A (US07754267-20100713-C00017.png)
JP (1) JPS5885146A (US07754267-20100713-C00017.png)
KR (1) KR880001691B1 (US07754267-20100713-C00017.png)
AT (1) AT393908B (US07754267-20100713-C00017.png)
AU (1) AU559277B2 (US07754267-20100713-C00017.png)
BE (1) BE894882A (US07754267-20100713-C00017.png)
BR (1) BR8206340A (US07754267-20100713-C00017.png)
CA (1) CA1186770A (US07754267-20100713-C00017.png)
CH (1) CH660921A5 (US07754267-20100713-C00017.png)
CS (1) CS259859B2 (US07754267-20100713-C00017.png)
DE (1) DE3240397C2 (US07754267-20100713-C00017.png)
ES (1) ES8402079A1 (US07754267-20100713-C00017.png)
FR (1) FR2515826B1 (US07754267-20100713-C00017.png)
GB (1) GB2109927B (US07754267-20100713-C00017.png)
HU (1) HU184099B (US07754267-20100713-C00017.png)
IN (1) IN157612B (US07754267-20100713-C00017.png)
IT (1) IT1153350B (US07754267-20100713-C00017.png)
LU (1) LU84451A1 (US07754267-20100713-C00017.png)
MX (1) MX159861A (US07754267-20100713-C00017.png)
NL (1) NL190384C (US07754267-20100713-C00017.png)
NO (1) NO149793C (US07754267-20100713-C00017.png)
PL (1) PL135184B1 (US07754267-20100713-C00017.png)
RO (1) RO83786B (US07754267-20100713-C00017.png)
SE (1) SE451345B (US07754267-20100713-C00017.png)
SU (1) SU1248536A3 (US07754267-20100713-C00017.png)
YU (1) YU246082A (US07754267-20100713-C00017.png)
ZA (1) ZA827832B (US07754267-20100713-C00017.png)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01239443A (ja) * 1988-03-18 1989-09-25 Nkk Corp 管外面の欠陥検出方法およびその装置
NO166424C (no) * 1989-01-10 1991-07-17 Elkem Technology Fremgangsmaate for deteksjon av overflatesprekker i metallemner.
DE69419978T2 (de) * 1993-05-17 1999-12-09 Daido Tokushuko K.K., Nagoya Verfahren und Vorrichtung zur Fehlstellenfeststellung
US5934805A (en) * 1993-05-17 1999-08-10 Daido Tokushuko Kabushika Kaisha Method and an apparatus for flaw detection
AU692183B2 (en) * 1994-11-09 1998-06-04 Daido Tokushuko Kabushiki Kaisha A method and an apparatus for flaw detection
ES2108616B1 (es) * 1994-11-14 1998-07-01 Daido Steel Co Ltd Metodo y aparato para la deteccion de defectos.
GB2340224B (en) * 1998-08-01 2001-06-06 British Aerospace Thermographic wiring inspection
KR100573562B1 (ko) * 2001-12-24 2006-04-25 주식회사 포스코 가열장치를 이용한 강판의 에지 크랙 검출 장치
DE102004011843A1 (de) * 2004-03-09 2005-09-29 Db Netz Ag Verfahren und Vorrichtung zum Nachweis von Fehlern in Eisenbahnschienen
WO2008071204A1 (en) 2006-12-12 2008-06-19 Montanuniversität Leoben System and method for the defect analysis of workpieces
US8204294B2 (en) * 2009-11-25 2012-06-19 Toyota Motor Engineering & Manufacturing North America, Inc. Systems and methods for detecting defects in coatings utilizing color-based thermal mismatch
DE102011010066B4 (de) * 2011-02-02 2015-06-25 INPRO Innovationsgesellschaft für fortgeschrittene Produktionssysteme in der Fahrzeugindustrie mbH Verfahren zum zerstörungsfreien Prüfen eines Bauteils aus einem Material mit einem Emissionskoeffizienten beträchtlich kleiner als 1, wie eines Kfz-Bauteils aus Aluminium, aus Edelstahl oder verzinktem Stahlblech, auf innere und/oder Oberflächenfehler
DE102012024367B4 (de) * 2012-12-09 2015-06-25 INPRO Innovationsgesellschaft für fortgeschrittene Produktionssysteme in der Fahrzeugindustrie mbH Verfahren und Anlage zum zerstörungsfreien thermografischen Prüfen von Bauteilen wie Kfz-Bauteilen auf innere und/oder Oberflächenfehler bei Steigerung der Oberflächenemissivität der Bauteile
RU2703612C1 (ru) 2018-11-29 2019-10-21 Общество С Ограниченной Ответственностью "Качество Неразрушающего Контроля" Способ неразрушающего контроля изделий из композиционных материалов, содержащих углеродное волокно
DE102021132982A1 (de) 2021-12-14 2023-06-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Verfahren zur zerstörungsfreien thermografischen Prüfung von Prüfobjekten auf Defekte

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3020745A (en) * 1958-11-13 1962-02-13 Smith Corp A O Method of flaw detection in a metal member
US3378685A (en) * 1965-05-20 1968-04-16 Atomic Energy Commission Usa Infrared nondestructive testing technique independent of sample surface emissivity
US3451254A (en) * 1965-07-26 1969-06-24 Automation Ind Inc Nondestructive tester
US3433052A (en) * 1965-07-26 1969-03-18 Automation Ind Inc Material tester
US3504524A (en) * 1966-09-09 1970-04-07 Automation Ind Inc Method of thermal material inspection
US3511086A (en) * 1966-11-23 1970-05-12 Boeing Co Nondestructive testing with liquid crystals
DE2314650C3 (de) * 1973-03-23 1978-10-12 Kraftwerk Union Ag, 4330 Muelheim Verfahren und Einrichtung zur Auffindung defekter Brennstäbe
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
GB1559922A (en) * 1977-09-15 1980-01-30 English Electric Valve Co Ltd Methods and apparatus for the examination of surface temperature distribution
US4215562A (en) * 1978-04-19 1980-08-05 Basov Vladislav V Method for detecting surface and subsurface flaws in rolled products
US4247306A (en) * 1979-01-17 1981-01-27 Elkem Spigerverket A/S Detection of flaws in metal members

Also Published As

Publication number Publication date
GB2109927A (en) 1983-06-08
PL238846A1 (en) 1983-06-20
SE8206191L (sv) 1983-05-04
JPS5885146A (ja) 1983-05-21
ES517034A0 (es) 1984-01-01
CS783482A2 (en) 1988-04-15
IN157612B (US07754267-20100713-C00017.png) 1986-05-03
JPH0348461B2 (US07754267-20100713-C00017.png) 1991-07-24
FR2515826B1 (fr) 1985-09-13
PL135184B1 (en) 1985-10-31
ATA399382A (de) 1991-06-15
NL190384C (nl) 1994-02-01
SE451345B (sv) 1987-09-28
DE3240397A1 (de) 1983-06-16
RO83786B (ro) 1984-04-30
SE8206191D0 (sv) 1982-11-01
BE894882A (fr) 1983-02-14
HU184099B (en) 1984-06-28
IT1153350B (it) 1987-01-14
AU559277B2 (en) 1987-03-05
RO83786A (ro) 1984-04-02
AT393908B (de) 1992-01-10
CA1186770A (en) 1985-05-07
KR840002521A (ko) 1984-07-02
ES8402079A1 (es) 1984-01-01
FR2515826A1 (fr) 1983-05-06
SU1248536A3 (ru) 1986-07-30
ZA827832B (en) 1983-08-31
DE3240397C2 (de) 1987-01-29
NO149793B (no) 1984-03-12
NL190384B (nl) 1993-09-01
AU9013182A (en) 1983-05-12
MX159861A (es) 1989-09-21
CH660921A5 (de) 1987-05-29
IT8224045A0 (it) 1982-11-03
GB2109927B (en) 1985-04-11
BR8206340A (pt) 1983-09-20
YU246082A (en) 1984-12-31
NL8204268A (nl) 1983-06-01
CS259859B2 (en) 1988-11-15
NO813705L (no) 1983-05-04
LU84451A1 (fr) 1983-06-13
US4480928A (en) 1984-11-06
NO149793C (no) 1984-07-04

Similar Documents

Publication Publication Date Title
KR880001691B1 (ko) 빌릿 내의 결함 검색방법
US4109508A (en) Method of detecting a surface flaw of metallic material
US3462602A (en) Infra-red flaw detector
CN110018234B (zh) 一种双频超声波检测轴承钢夹杂物的方法
KR19980033317A (ko) 대상물내의 결합 검출 방법 및 장치
US5130651A (en) Method and apparatus for providing compensation for variations in probe-surface separation in non-contact eddy current inspection systems
US4302678A (en) Fluorescent standard for scanning devices
US3636441A (en) Method of measuring crack depths in electrically conductive metal workpieces using current probes with voltage probes located between current probes by measuring the minimum potential difference between the voltage and current probes
JPH0556474B2 (US07754267-20100713-C00017.png)
US3499153A (en) Nondestructive testing of materials by infrared radiation
JPS5582039A (en) Evaluation method of soldering and its unit
SU1272206A1 (ru) Способ неразрушающего контрол качества поверхностного сло деталей
JPH05240815A (ja) 誘導加熱探傷法および誘導加熱探傷装置
JPS6230583B2 (US07754267-20100713-C00017.png)
SU905621A1 (ru) Способ определени толщины покрыти
CA1135174A (en) Steel surface insepction apparatus
SU1460605A1 (ru) Способ определени модул упругости конструкционных металлических материалов
SU1446547A1 (ru) Способ контрол поверхностного сло термообработанных и шлифованных ферромагнитных изделий
JPS6217184B2 (US07754267-20100713-C00017.png)
KR20000039378A (ko) 고온강판 표면의 스케일 두께 측정방법
JPS6359104B2 (US07754267-20100713-C00017.png)
SU246119A1 (ru) Способ контроля продольной неравномерности нагрева заготовок
USRE26286E (en) Work piece
SU1543219A1 (ru) Способ определени остаточных механических напр жений в детал х пр моугольного поперечного сечени
SU1631399A1 (ru) Вихретоковый преобразователь дл неразрушающего контрол изделий