IT1165301B - Procedimento per la differenzazione di difetti nella prova non distruttiva di materiali con ultrasuoni - Google Patents
Procedimento per la differenzazione di difetti nella prova non distruttiva di materiali con ultrasuoniInfo
- Publication number
- IT1165301B IT1165301B IT25541/79A IT2554179A IT1165301B IT 1165301 B IT1165301 B IT 1165301B IT 25541/79 A IT25541/79 A IT 25541/79A IT 2554179 A IT2554179 A IT 2554179A IT 1165301 B IT1165301 B IT 1165301B
- Authority
- IT
- Italy
- Prior art keywords
- ultrasounds
- defects
- procedure
- difference
- materials
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4445—Classification of defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour displays
- G01N29/0618—Display arrangements, e.g. colour displays synchronised with scanning, e.g. in real-time
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/11—Analysing solids by measuring attenuation of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/48—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782840748 DE2840748A1 (de) | 1978-09-15 | 1978-09-15 | Verfahren zur automatischen fehlerunterscheidung bei der zerstoerungsfreien werkstoffpruefung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7925541A0 IT7925541A0 (it) | 1979-09-07 |
| IT1165301B true IT1165301B (it) | 1987-04-22 |
Family
ID=6049852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT25541/79A IT1165301B (it) | 1978-09-15 | 1979-09-07 | Procedimento per la differenzazione di difetti nella prova non distruttiva di materiali con ultrasuoni |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5543493A (fr) |
| CA (1) | CA1148650A (fr) |
| DE (1) | DE2840748A1 (fr) |
| FR (1) | FR2436394A1 (fr) |
| GB (1) | GB2034036B (fr) |
| IT (1) | IT1165301B (fr) |
| SU (1) | SU1061709A3 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2621890C1 (ru) * | 2016-04-11 | 2017-06-07 | Публичное акционерное общество Научно-производственное объединение "Искра" | Способ уменьшения мертвой зоны при контроле изделий ультразвуковым эхо-импульсным методом |
| RU2769080C1 (ru) * | 2021-05-21 | 2022-03-28 | Акционерное общество "Научно-исследовательский институт Научно-производственное объединение "ЛУЧ" (АО "НИИ НПО "ЛУЧ") | Способ ультразвукового контроля материалов и изделий |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1443793A (fr) * | 1965-08-17 | 1966-06-24 | Atomic Energy Commission | Dispositif d'essai non destructif à courants de foucault |
| DE2321699C3 (de) * | 1973-04-28 | 1982-03-04 | Krautkrämer, GmbH, 5000 Köln | Verfahren zum Einstellen der Blendenanlagen bei der automatischen zerstörungsfreien Werkstoffprüfung |
| US3904957A (en) * | 1973-09-29 | 1975-09-09 | Foerster Inst Dr Friedrich | Eddy current test apparatus with peak signal value storage means |
| US3996791A (en) * | 1975-04-24 | 1976-12-14 | Krautkramer-Branson, Incorporated | Ultrasonic test method and apparatus utilizing scattered signals |
| US4100808A (en) * | 1975-10-22 | 1978-07-18 | Vought Corporation | Apparatus for evaluating a bond |
| US4052889A (en) * | 1976-06-10 | 1977-10-11 | Adaptronics, Inc. | System for measurement of subsurface fatigue crack size |
-
1978
- 1978-09-15 DE DE19782840748 patent/DE2840748A1/de not_active Withdrawn
-
1979
- 1979-08-29 SU SU792805303A patent/SU1061709A3/ru active
- 1979-09-06 GB GB7930971A patent/GB2034036B/en not_active Expired
- 1979-09-07 IT IT25541/79A patent/IT1165301B/it active
- 1979-09-12 JP JP11719779A patent/JPS5543493A/ja active Pending
- 1979-09-13 FR FR7922850A patent/FR2436394A1/fr active Granted
- 1979-09-14 CA CA000335642A patent/CA1148650A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2034036A (en) | 1980-05-29 |
| CA1148650A (fr) | 1983-06-21 |
| JPS5543493A (en) | 1980-03-27 |
| FR2436394A1 (fr) | 1980-04-11 |
| DE2840748A1 (de) | 1980-03-27 |
| SU1061709A3 (ru) | 1983-12-15 |
| IT7925541A0 (it) | 1979-09-07 |
| GB2034036B (en) | 1982-12-01 |
| FR2436394B1 (fr) | 1983-10-07 |
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