IT1165232B - Procedimento e dispositivo per la calibrazione dello zero di uno strumento misuratore di spessore ad ultrasuoni - Google Patents

Procedimento e dispositivo per la calibrazione dello zero di uno strumento misuratore di spessore ad ultrasuoni

Info

Publication number
IT1165232B
IT1165232B IT68857/79A IT6885779A IT1165232B IT 1165232 B IT1165232 B IT 1165232B IT 68857/79 A IT68857/79 A IT 68857/79A IT 6885779 A IT6885779 A IT 6885779A IT 1165232 B IT1165232 B IT 1165232B
Authority
IT
Italy
Prior art keywords
calibration
instrument
zero
procedure
thickness gauge
Prior art date
Application number
IT68857/79A
Other languages
English (en)
Other versions
IT7968857A0 (it
Inventor
Kenneth A Fowler
Original Assignee
Panametrics
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 Panametrics filed Critical Panametrics
Publication of IT7968857A0 publication Critical patent/IT7968857A0/it
Application granted granted Critical
Publication of IT1165232B publication Critical patent/IT1165232B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
    • 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
    • G01N29/24—Probes
    • 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • 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

  • Physics & Mathematics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
IT68857/79A 1978-09-22 1979-09-24 Procedimento e dispositivo per la calibrazione dello zero di uno strumento misuratore di spessore ad ultrasuoni IT1165232B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/944,741 US4182155A (en) 1978-09-22 1978-09-22 Method and apparatus for zero point calibration of ultrasonic thickness gauge

Publications (2)

Publication Number Publication Date
IT7968857A0 IT7968857A0 (it) 1979-09-24
IT1165232B true IT1165232B (it) 1987-04-22

Family

ID=25481984

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68857/79A IT1165232B (it) 1978-09-22 1979-09-24 Procedimento e dispositivo per la calibrazione dello zero di uno strumento misuratore di spessore ad ultrasuoni

Country Status (8)

Country Link
US (1) US4182155A (it)
JP (1) JPS55500730A (it)
CA (1) CA1126384A (it)
DE (1) DE2953170A1 (it)
FR (1) FR2436968A1 (it)
GB (1) GB2043252B (it)
IT (1) IT1165232B (it)
WO (1) WO1980000749A1 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0013616B1 (en) * 1979-01-08 1984-09-12 Schlumberger Electronics (U.K.) Limited Method and apparatus for ultrasonic measurement of thickness
US4454767A (en) * 1980-03-25 1984-06-19 Fuji Electric Co., Ltd. Ultrasonic metering device
US4299114A (en) * 1980-06-10 1981-11-10 Envirotech Corporation Method of testing the integrity of an ultrasonic system for sensing liquid-fluid interfaces
US4398421A (en) * 1981-12-23 1983-08-16 Hartford Steam Boiler Inspection And Insurance Company Ultrasonic thickness measuring apparatus and method
DE3209838C2 (de) * 1982-02-27 1985-06-20 Krautkrämer GmbH, 5000 Köln Verfahren und Vorrichtung zur Bestimmung der Wanddicke mit Hilfe von Ultraschallimpulsen
US4437332A (en) * 1982-09-30 1984-03-20 Krautkramer-Branson, Inc. Ultrasonic thickness measuring instrument
US4567770A (en) * 1983-03-21 1986-02-04 Sonic Instruments Inc. Ultrasonic transducer apparatus and method for high temperature measurements
DE3401144C1 (de) * 1984-01-14 1984-10-25 Krautkrämer GmbH, 5000 Köln Schaltungsvorrichtung zur Korrektur des Schallaufwegfehlers bei der Wanddickenmessung mit Ultraschallimpulsen
US4674334A (en) * 1986-05-13 1987-06-23 The United States Of America As Represented By The Secretary Of The Air Force Properties of composite laminates using leaky lamb waves
USH924H (en) 1987-02-24 1991-06-04 The United States Of America As Represented By The Secretary Of The Air Force Signal analysis in leaky lamb wave nde technique
US4907455A (en) * 1988-05-25 1990-03-13 The Babcock & Wilcox Company Ceramic delay lines for hot ultrasonic examination
US5448915A (en) * 1993-09-02 1995-09-12 Hughes Aircraft Company Method for improving the accuracy of ultrasonic thickness measurements by calibrating for surface finish
US5777230A (en) * 1995-02-23 1998-07-07 Defelsko Corporation Delay line for an ultrasonic probe and method of using same
US6405596B1 (en) * 2000-10-13 2002-06-18 Chicago Bridge & Iron Company Ultrasonic austenitic weld seam inspection method and apparatus
WO2003000119A2 (en) * 2001-06-22 2003-01-03 The Penn State Research Foundation Characterization of fluids using ultrasound
AU2003250276A1 (en) * 2002-07-17 2004-03-03 Agfa Ndt Gmbh Method for determining the sound velocity in a basic material, particularly for measuring the thickness of a layer
NL1023265C2 (nl) * 2003-04-25 2004-10-27 Roentgen Tech Dienst Bv Ultrasoon onderzoeksysteem.
DE102008041835A1 (de) * 2008-09-05 2010-03-18 Ge Inspection Technologies Gmbh Impulsechoverfahren mittels Gruppenstrahler und Temperaturkompensation
US8286488B2 (en) * 2009-05-01 2012-10-16 General Electric Company Apparatus and system for measuring material thickness
US8997550B2 (en) * 2012-06-19 2015-04-07 General Electric Company Method and system for correcting for temperature variations in ultrasonic testing systems
CN114184313B (zh) * 2021-11-26 2024-04-09 苏州博昇科技有限公司 一种螺栓应力的超声波双波高可靠性检测方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3599478A (en) * 1968-12-03 1971-08-17 Amf Inc Self-calibrating ultrasonic thickness-measuring apparatus
NL6912358A (it) * 1969-08-14 1970-09-23
JPS5217433B2 (it) * 1972-10-10 1977-05-16

Also Published As

Publication number Publication date
JPS55500730A (it) 1980-10-02
DE2953170A1 (en) 1980-12-18
CA1126384A (en) 1982-06-22
IT7968857A0 (it) 1979-09-24
GB2043252B (en) 1982-12-01
WO1980000749A1 (en) 1980-04-17
FR2436968B1 (it) 1983-12-30
GB2043252A (en) 1980-10-01
US4182155A (en) 1980-01-08
FR2436968A1 (fr) 1980-04-18

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