NO162934C - Fremgangsmaate for feildeteksjon i sveiseforbindelser. - Google Patents
Fremgangsmaate for feildeteksjon i sveiseforbindelser.Info
- Publication number
- NO162934C NO162934C NO842934A NO842934A NO162934C NO 162934 C NO162934 C NO 162934C NO 842934 A NO842934 A NO 842934A NO 842934 A NO842934 A NO 842934A NO 162934 C NO162934 C NO 162934C
- Authority
- NO
- Norway
- Prior art keywords
- interface
- echo
- echoes
- echo return
- welding
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 238000002592 echocardiography Methods 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
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
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4436—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a reference signal
-
- 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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
-
- 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
-
- 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
- G01N2291/26—Scanned objects
- G01N2291/267—Welds
- G01N2291/2675—Seam, butt welding
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Arc Welding Control (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8311911A FR2549607B1 (fr) | 1983-07-19 | 1983-07-19 | Procede de detection de defauts, notamment internes, tels que fissures dans des joints soudes |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO842934L NO842934L (no) | 1985-01-21 |
| NO162934B NO162934B (no) | 1989-11-27 |
| NO162934C true NO162934C (no) | 1990-03-07 |
Family
ID=9290926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO842934A NO162934C (no) | 1983-07-19 | 1984-07-18 | Fremgangsmaate for feildeteksjon i sveiseforbindelser. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0132187B1 (de) |
| AT (1) | ATE37094T1 (de) |
| CA (1) | CA1232671A (de) |
| DE (1) | DE3473928D1 (de) |
| FR (1) | FR2549607B1 (de) |
| NO (1) | NO162934C (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE334774T1 (de) * | 2002-12-18 | 2006-08-15 | Fraunhofer Ges Forschung | Verfahren zur bewertung einer sich während eines schweissvorganges ausbildenden schweissverbindung mit longitudinalen und transversalen ultraschallwellen |
| CN101699279B (zh) * | 2009-10-27 | 2011-08-03 | 中国长江航运集团青山船厂 | 双相钢与碳钢t型接头角焊缝超声波探伤方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB664763A (en) * | 1949-02-17 | 1952-01-09 | Nat Res Dev | Method of and apparatus for examining materials by ultrasonic irradiation |
| DE971993C (de) * | 1955-01-04 | 1959-05-06 | Siemens Ag | Schallkopf zur Schraegeinstrahlung von Ultraschallimpulsen in Pruefkoerper |
| DE1816255C3 (de) * | 1968-12-21 | 1973-11-22 | Hoesch Werke Ag, 4600 Dortmund | Verfahren zur zerstörungsfreien Prüfung von Schweißnahten mittels Ultra schallenergie |
| FR2093406A5 (de) * | 1970-06-12 | 1972-01-28 | Commissariat Energie Atomique | |
| US3895685A (en) * | 1971-04-19 | 1975-07-22 | Combustion Eng | Method and apparatus for ultrasonic inspection of weldments |
| IT1096070B (it) * | 1977-05-16 | 1985-08-17 | Mannesmann Ag | Procedimento per la differenziazione di segnali us(ultrasuoni)la cui riflessione ha cause diverse |
| AT362166B (de) * | 1979-01-08 | 1981-04-27 | Voest Alpine Ag | Schweissnaht austenitischer staehle |
| JPS56143951A (en) * | 1980-04-10 | 1981-11-10 | Nisshin Steel Co Ltd | Ultrasonic flaw detection for austenite alloy steel welded steel pipe |
-
1983
- 1983-07-19 FR FR8311911A patent/FR2549607B1/fr not_active Expired
-
1984
- 1984-07-03 DE DE8484401413T patent/DE3473928D1/de not_active Expired
- 1984-07-03 AT AT84401413T patent/ATE37094T1/de active
- 1984-07-03 EP EP84401413A patent/EP0132187B1/de not_active Expired
- 1984-07-18 CA CA000459166A patent/CA1232671A/fr not_active Expired
- 1984-07-18 NO NO842934A patent/NO162934C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1232671A (fr) | 1988-02-09 |
| EP0132187A1 (de) | 1985-01-23 |
| NO162934B (no) | 1989-11-27 |
| FR2549607A1 (fr) | 1985-01-25 |
| FR2549607B1 (fr) | 1986-01-31 |
| ATE37094T1 (de) | 1988-09-15 |
| EP0132187B1 (de) | 1988-09-07 |
| NO842934L (no) | 1985-01-21 |
| DE3473928D1 (en) | 1988-10-13 |
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