IT1059840B - Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale - Google Patents

Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale

Info

Publication number
IT1059840B
IT1059840B IT69903/75A IT6990375A IT1059840B IT 1059840 B IT1059840 B IT 1059840B IT 69903/75 A IT69903/75 A IT 69903/75A IT 6990375 A IT6990375 A IT 6990375A IT 1059840 B IT1059840 B IT 1059840B
Authority
IT
Italy
Prior art keywords
procedure
quality control
iron pieces
cast
cast iron
Prior art date
Application number
IT69903/75A
Other languages
English (en)
Inventor
G Levizzari
G Ruspa
Original Assignee
Fiat Spa
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 Fiat Spa filed Critical Fiat Spa
Priority to IT69903/75A priority Critical patent/IT1059840B/it
Priority to GB46374/76A priority patent/GB1516785A/en
Priority to US05/741,072 priority patent/US4122723A/en
Priority to SE7613080A priority patent/SE427698B/xx
Priority to ES453583A priority patent/ES453583A1/es
Priority to FR7635412A priority patent/FR2333241A1/fr
Priority to DE2653360A priority patent/DE2653360C3/de
Application granted granted Critical
Publication of IT1059840B publication Critical patent/IT1059840B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H13/00—Measuring resonant frequency
    • 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
    • G01N29/12—Analysing solids by measuring frequency or resonance of acoustic waves
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
IT69903/75A 1975-11-25 1975-11-25 Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale IT1059840B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT69903/75A IT1059840B (it) 1975-11-25 1975-11-25 Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale
GB46374/76A GB1516785A (en) 1975-11-25 1976-11-08 Method and apparatus for testing the quality of cast iron pieces especially spheroidal cast-iron pieces
US05/741,072 US4122723A (en) 1975-11-25 1976-11-11 Method and apparatus for testing the quality of cast iron pieces especially spheroidal cast-iron pieces
SE7613080A SE427698B (sv) 1975-11-25 1976-11-23 Forfarande och anordning for provning av got
ES453583A ES453583A1 (es) 1975-11-25 1976-11-24 Un metodo con su aparato correspondiente, para el control decalidad de piezas de hierro funddo.
FR7635412A FR2333241A1 (fr) 1975-11-25 1976-11-24 Procede et appareil de controle de la qualite de pieces de fonte
DE2653360A DE2653360C3 (de) 1975-11-25 1976-11-24 Verfahren und Einrichtung zur Qualitätsprüfung von Eisengußstücken

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69903/75A IT1059840B (it) 1975-11-25 1975-11-25 Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale

Publications (1)

Publication Number Publication Date
IT1059840B true IT1059840B (it) 1982-06-21

Family

ID=11313072

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69903/75A IT1059840B (it) 1975-11-25 1975-11-25 Procedimento e dispositivo per il controllo della qualita di pezzi fusi..particolarmente pezzi di ghisa sferoidale

Country Status (7)

Country Link
US (1) US4122723A (it)
DE (1) DE2653360C3 (it)
ES (1) ES453583A1 (it)
FR (1) FR2333241A1 (it)
GB (1) GB1516785A (it)
IT (1) IT1059840B (it)
SE (1) SE427698B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404880A (en) * 1977-10-14 1983-09-20 Georgia-Pacific Corporation Method for web cutting in rolled sheet material dispensers
US4283952A (en) * 1979-05-21 1981-08-18 Laser Technology, Inc. Flaw detecting device and method
DE3012774C2 (de) * 1980-04-02 1983-04-07 Roeder, Eckhard, Dipl.-Ing., 2820 Bremen Verfahren zur zerstörungsfreien Prüfung von Bauteilen
US4534219A (en) * 1983-11-17 1985-08-13 Francois Nadeau Acoustic detection of cracks in metal pieces
NO160102C (no) * 1985-06-28 1989-03-08 Gudmunn Slettemoen Fremgangsmaate for maaling og kartlegging av vibrasjoner samt anordning for utfoerelse av fremgangsmaaten.
FR2592481B1 (fr) * 1985-12-27 1988-02-12 Jacob Michel Appareil de controle de defauts, notamment dans les pieces de fonderie, et procede de mise en oeuvre de cet appareil.
DE3743560C1 (en) * 1987-12-22 1989-03-23 Opel Adam Ag Method for testing the noise development of safety belt retractors of motor vehicles and device for carrying out the method
GB8903320D0 (en) * 1989-02-14 1989-04-05 Mahgerefteh Haroun Particle sizer
US5197333A (en) * 1991-07-22 1993-03-30 Garcia Gardea Jesus E Apparatus to test the resistence to vibration of brake beams for railway car truck assemblies
US5355731A (en) * 1992-05-08 1994-10-18 The Regents Of The University Of California, Office Of Technology Transfer Sphericity determination using resonant ultrasound spectroscopy
WO1997004291A1 (en) * 1995-07-14 1997-02-06 Brent Felix Jury Stress testing and relieving method and apparatus
US5808202A (en) * 1997-04-04 1998-09-15 Passarelli, Jr.; Frank Electromagnetic acoustic transducer flaw detection apparatus
US5996413A (en) * 1997-10-31 1999-12-07 The Metropolitan Water District Of Southern California Method for testing a prestressed concrete conduit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751715C (de) * 1942-04-28 1952-10-13 Aeg Verfahren zum Feststellen von Doppelungen, Lunkern od. dgl., vorzugsweise in Blechrohlingen
US3043132A (en) * 1958-10-16 1962-07-10 Gen Motors Corp Sonic tester
US3284192A (en) * 1963-01-22 1966-11-08 Gen Motors Corp Method of determining graphite shapes in nodular iron
DE1232372B (de) * 1963-03-07 1967-01-12 Boge Gmbh Geraet zur UEberpruefung der Wirksamkeit von Schwingungsdaempfern an Fahrzeugen
US3481185A (en) * 1967-07-14 1969-12-02 Ibm Core testing
DE1915739A1 (de) * 1968-04-05 1969-10-30 Semperit Gummiwerke Gmbh Deuts Vorrichtung zur Messung der Viskoelastischen Eigenschaften von Elastomeren
FR2281554A1 (fr) * 1974-08-05 1976-03-05 Emballage Ste Gle Pour Procede et dispositif pour le controle dimensionnel de bouteilles

Also Published As

Publication number Publication date
SE427698B (sv) 1983-04-25
US4122723A (en) 1978-10-31
FR2333241A1 (fr) 1977-06-24
DE2653360C3 (de) 1981-10-08
ES453583A1 (es) 1977-11-16
FR2333241B1 (it) 1980-07-18
GB1516785A (en) 1978-07-05
DE2653360B2 (de) 1981-01-22
SE7613080L (sv) 1977-05-26
DE2653360A1 (de) 1977-05-26

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