IT1153572B - Procedimento per la prova di cricche indotte da idrogeno in pezzi metallici - Google Patents

Procedimento per la prova di cricche indotte da idrogeno in pezzi metallici

Info

Publication number
IT1153572B
IT1153572B IT23071/82A IT2307182A IT1153572B IT 1153572 B IT1153572 B IT 1153572B IT 23071/82 A IT23071/82 A IT 23071/82A IT 2307182 A IT2307182 A IT 2307182A IT 1153572 B IT1153572 B IT 1153572B
Authority
IT
Italy
Prior art keywords
hydrogen
procedure
metal pieces
cracks induced
testing
Prior art date
Application number
IT23071/82A
Other languages
English (en)
Other versions
IT8223071A0 (it
Inventor
Hans Juergen Bathmann
Heinz Schneider
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 IT8223071A0 publication Critical patent/IT8223071A0/it
Application granted granted Critical
Publication of IT1153572B publication Critical patent/IT1153572B/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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/023—Solids
    • G01N2291/0234—Metals, e.g. steel
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver
    • 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
    • G01N2291/263—Surfaces
    • G01N2291/2632—Surfaces flat

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)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
IT23071/82A 1981-09-02 1982-08-31 Procedimento per la prova di cricche indotte da idrogeno in pezzi metallici IT1153572B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813135301 DE3135301A1 (de) 1981-09-02 1981-09-02 Verfahren zum nachweis von wasserstoffinduzierten rissen in metallischen werkstoffen

Publications (2)

Publication Number Publication Date
IT8223071A0 IT8223071A0 (it) 1982-08-31
IT1153572B true IT1153572B (it) 1987-01-14

Family

ID=6141021

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23071/82A IT1153572B (it) 1981-09-02 1982-08-31 Procedimento per la prova di cricche indotte da idrogeno in pezzi metallici

Country Status (9)

Country Link
JP (1) JPS5839945A (it)
BE (1) BE894182A (it)
BR (1) BR8205087A (it)
DE (1) DE3135301A1 (it)
ES (1) ES8400824A1 (it)
FR (1) FR2512206A1 (it)
GB (1) GB2105038A (it)
IT (1) IT1153572B (it)
SE (1) SE8204487L (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3581262B2 (ja) * 1998-10-07 2004-10-27 有限会社オープンハート 超音波波形を利用した媒質中の異物の非破壊検出方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610457C2 (de) * 1976-03-10 1978-08-10 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung
GB1522306A (en) * 1976-04-12 1978-08-23 Steel Castings Res Nondestructive testing of materials
US4158308A (en) * 1977-09-22 1979-06-19 Automation Industries, Inc. Time-variable bandwidth ultrasonic testing apparatus

Also Published As

Publication number Publication date
ES515414A0 (es) 1983-11-01
SE8204487D0 (sv) 1982-07-28
ES8400824A1 (es) 1983-11-01
BR8205087A (pt) 1983-08-09
SE8204487L (sv) 1983-03-03
GB2105038A (en) 1983-03-16
BE894182A (fr) 1982-12-16
FR2512206A1 (fr) 1983-03-04
JPS5839945A (ja) 1983-03-08
IT8223071A0 (it) 1982-08-31
DE3135301A1 (de) 1983-04-14

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