IT1152471B - Procedimento per rilevare incompletezze in pezzi metallici,come acciaio,mediante ultrasuoni - Google Patents

Procedimento per rilevare incompletezze in pezzi metallici,come acciaio,mediante ultrasuoni

Info

Publication number
IT1152471B
IT1152471B IT22592/82A IT2259282A IT1152471B IT 1152471 B IT1152471 B IT 1152471B IT 22592/82 A IT22592/82 A IT 22592/82A IT 2259282 A IT2259282 A IT 2259282A IT 1152471 B IT1152471 B IT 1152471B
Authority
IT
Italy
Prior art keywords
incompletezes
ultrasound
procedure
steel
detecting
Prior art date
Application number
IT22592/82A
Other languages
English (en)
Other versions
IT8222592A0 (it
IT8222592A1 (it
Inventor
Hans Jurgen Bathmann
Bernhard Hoh
Siegmar Schulz
Original Assignee
Mannesmann Ag
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 Mannesmann Ag filed Critical Mannesmann Ag
Publication of IT8222592A0 publication Critical patent/IT8222592A0/it
Publication of IT8222592A1 publication Critical patent/IT8222592A1/it
Application granted granted Critical
Publication of IT1152471B publication Critical patent/IT1152471B/it

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
    • G01N29/36—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
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • G01S7/52026—Extracting wanted echo signals
    • 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
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness

Landscapes

  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
IT22592/82A 1981-09-08 1982-07-27 Procedimento per rilevare incompletezze in pezzi metallici,come acciaio,mediante ultrasuoni IT1152471B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3135969A DE3135969C2 (de) 1981-09-08 1981-09-08 Ultraschallprüfverfahren zum Nachweis von Ungänzen in Werkstücken und Ultraschallprüfgerät mit einer Blendenschaltung zur Durchführung des Verfahrens

Publications (3)

Publication Number Publication Date
IT8222592A0 IT8222592A0 (it) 1982-07-27
IT8222592A1 IT8222592A1 (it) 1984-01-27
IT1152471B true IT1152471B (it) 1986-12-31

Family

ID=6141356

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22592/82A IT1152471B (it) 1981-09-08 1982-07-27 Procedimento per rilevare incompletezze in pezzi metallici,come acciaio,mediante ultrasuoni

Country Status (6)

Country Link
US (1) US4492118A (it)
JP (1) JPS5892859A (it)
DE (1) DE3135969C2 (it)
FR (1) FR2512554B1 (it)
GB (1) GB2105465B (it)
IT (1) IT1152471B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124379B (en) * 1982-07-23 1986-03-05 British Steel Corp Improvements in or relating to ultrasonic testing
DE3418486C1 (de) * 1984-05-18 1986-01-02 Krautkrämer GmbH, 5000 Köln Ultraschallprüfverfahren und Schaltungsvorrichtung zur automatischen Ermittlung von rückwandnahen Ungänzen
DE3446837A1 (de) * 1984-12-21 1986-06-26 Institut Dr. Friedrich Förster Prüfgerätebau GmbH & Co KG, 7410 Reutlingen Verfahren und vorrichtung zum genauen ermitteln des zeitlichen abstandes zweier elektrischer impulse
DE3519797C1 (de) * 1985-06-03 1986-04-17 Krautkrämer GmbH, 5000 Köln Ultraschallpruefvorrichtung zur zerstoerungsfreien Werkstoffpruefung
US5723791A (en) * 1993-09-28 1998-03-03 Defelsko Corporation High resolution ultrasonic coating thickness gauge
JP3652943B2 (ja) * 1999-11-29 2005-05-25 三菱重工業株式会社 金属材料の損傷評価方法及び装置
DE102009047318A1 (de) * 2009-05-15 2010-11-18 Intelligendt Systems & Services Gmbh Vorrichtung und Verfahren zur Ultraschalluntersuchung
EP3382386B1 (en) 2017-03-29 2020-10-14 Fujitsu Limited Defect detection using ultrasound scan data
CN110500974B (zh) * 2019-08-06 2021-01-05 天津大学 基于改进峰值识别的工件厚度检测方法
CN112684002B (zh) * 2020-11-26 2021-12-14 北京理工大学 连续变厚度工件超声扫查方法
CN114674257A (zh) * 2022-03-31 2022-06-28 中国空气动力研究与发展中心计算空气动力研究所 一种基于超声横波探测的高精度测厚方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE544591A (it) * 1955-01-20
US3164007A (en) * 1961-04-03 1965-01-05 Automation Ind Inc Means and techniques for producing indications of flaws in metal inspection
GB1066090A (en) * 1963-12-06 1967-04-19 Ford Motor Co Method for ultrasonically testing a weld
DE1260158B (de) * 1965-08-04 1968-02-01 J U H Krautkraemer Ges Fuer El Verfahren zur Messung der Wanddickentoleranz an Blechen od. dgl. mit Ultraschallimpulsen
US3872715A (en) * 1974-02-13 1975-03-25 Krautkramer Branson Ultrasonic pulse-echo gate circuit
DE2610457C2 (de) * 1976-03-10 1978-08-10 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung

Also Published As

Publication number Publication date
FR2512554A1 (fr) 1983-03-11
IT8222592A0 (it) 1982-07-27
DE3135969A1 (de) 1983-03-24
JPS5892859A (ja) 1983-06-02
DE3135969C2 (de) 1983-11-17
GB2105465B (en) 1985-08-21
IT8222592A1 (it) 1984-01-27
GB2105465A (en) 1983-03-23
US4492118A (en) 1985-01-08
FR2512554B1 (fr) 1986-02-28

Similar Documents

Publication Publication Date Title
NO156697C (no) Amorft staal-legeringsbaand.
IT7824576A0 (it) Metodo per controllare la composizione di una soluzione per il decapaggio di acciaio inossidabile.
ATA249984A (de) Nichtrostender, ausscheidungshaertbarer martensitstahl
IT1164893B (it) Procedimento di cementazione per pezzi in acciaio
IT8027000A0 (it) Procedimento per la produzione di acciai inossidabili.
IT1152471B (it) Procedimento per rilevare incompletezze in pezzi metallici,come acciaio,mediante ultrasuoni
DE3276826D1 (en) Martensitic heat-resistant steel
IT1111919B (it) Composizione lubrificante acquosa per la lavorazione di metalli
IT8224882A0 (it) Apparecchiatura per la produzionedi acciaio.
NO823772L (no) Armeringsmatte for staalbetong.
EP0096078A4 (en) METHOD OF CONTINUOUSLY MEASURING THE HARDNESS OF A STEEL PLATE.
IT8123571A0 (it) Linea di condizionamento per tubidi acciaio.
IT8119170A0 (it) Metodo di raffreddamento per tubidi acciaio.
IT8119034A0 (it) Metodo per produrre lamiera di acciaio placcato.
FI793135A7 (fi) Menetelmä booripitoisen teräksen käsittelemiseksi.
FI861898A7 (fi) Menetelmä metallikappaleiden käsittelemiseksi.
ATA343182A (de) Schnellarbeitsstahllegierung
IT8026197A0 (it) Macchina per la lavorazione di metalli.
JPS53121244A (en) Heat collecting method for steel block or wire rod
IT8021859A0 (it) Procedimento per temprare metalli mediante modifiche di struttura.
IT8026501A0 (it) Sega circolare per metalli.
IT1145911B (it) Macchina per la colata continua di metalli in particolare d acciaio
NO842492L (no) Staalbjelke.
IT8025545A0 (it) Procedimento per la tempra di acciai e di leghe di metalli.
IT8219292A0 (it) Procedimento per la colata d'acciaio, in particolare di lingotti d'acciaio.