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GB2108684B - A method of carrying out crack tests and a test body for this method - Google Patents
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GB2108684B - A method of carrying out crack tests and a test body for this method - Google Patents

A method of carrying out crack tests and a test body for this method

Info

Publication number
GB2108684B
GB2108684B GB08231727A GB8231727A GB2108684B GB 2108684 B GB2108684 B GB 2108684B GB 08231727 A GB08231727 A GB 08231727A GB 8231727 A GB8231727 A GB 8231727A GB 2108684 B GB2108684 B GB 2108684B
Authority
GB
United Kingdom
Prior art keywords
carrying
test body
out crack
crack tests
tests
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB08231727A
Other versions
GB2108684A (en
Inventor
Friedhelm Goeke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carl Schenck AG
Original Assignee
Carl Schenck 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 Carl Schenck AG filed Critical Carl Schenck AG
Publication of GB2108684A publication Critical patent/GB2108684A/en
Application granted granted Critical
Publication of GB2108684B publication Critical patent/GB2108684B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/081—Testing mechanical properties by using a contact-less detection method, i.e. with a camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/08—Detecting presence of flaws or irregularities
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/006—Crack, flaws, fracture or rupture
    • G01N2203/0062—Crack or flaws
    • G01N2203/0066—Propagation of crack
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/026—Specifications of the specimen
    • G01N2203/0262—Shape of the specimen
    • G01N2203/027—Specimens with holes or notches
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
    • G01N2203/0652—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors using contrasting ink, painting, staining
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/067—Parameter measured for estimating the property
    • G01N2203/0682—Spatial dimension, e.g. length, area, angle

Landscapes

  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB08231727A 1981-11-07 1982-11-05 A method of carrying out crack tests and a test body for this method Expired GB2108684B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813144379 DE3144379C2 (en) 1981-11-07 1981-11-07 Procedure for carrying out crack investigations and test specimens for carrying out the procedure

Publications (2)

Publication Number Publication Date
GB2108684A GB2108684A (en) 1983-05-18
GB2108684B true GB2108684B (en) 1985-05-22

Family

ID=6145932

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08231727A Expired GB2108684B (en) 1981-11-07 1982-11-05 A method of carrying out crack tests and a test body for this method

Country Status (4)

Country Link
JP (1) JPS5887444A (en)
DE (1) DE3144379C2 (en)
FR (1) FR2516244B1 (en)
GB (1) GB2108684B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4574642A (en) * 1984-11-23 1986-03-11 The Firestone Tire & Rubber Company Apparatus for automated crack growth rate measurement
WO1986004410A1 (en) * 1985-01-25 1986-07-31 Nippon Kokan Kabushiki Kaisha Apparatus for detecting positions of crack caused by fatigue
CH668483A5 (en) * 1985-12-17 1988-12-30 Zellweger Uster Ag METHOD AND DEVICE FOR DETERMINING THE SURFACE STRUCTURE OF A LONG STRETCH TEST BODY, IN PARTICULAR FOR MEASURING THE HAIRNESS OF A YARN.
US4911017A (en) * 1989-04-21 1990-03-27 The Goodyear Tire & Rubber Company Multiple sample automated cut growth analysis
DE4229384C2 (en) * 1991-09-16 1997-08-21 Peter Lisec Arrangement for checking the sealing of an insulating glass pane
DE4134513C2 (en) * 1991-10-18 1996-01-18 Schade Kg Method for checking the scratching behavior of molded parts, in particular motor vehicle glass panes
DE102007024059B4 (en) 2007-05-22 2017-11-09 Illinois Tool Works Inc. Apparatus and method for evaluating a control body in a color penetration method
US9528945B2 (en) 2014-08-28 2016-12-27 The Boeing Company Systems and methods for detecting crack growth
CN105738230B (en) * 2016-04-30 2018-09-14 山西省交通科学研究院 A kind of asphalt Reflection Cracking performance testing device and test method
CN107091610B (en) * 2017-04-19 2019-05-07 清华大学 A three-dimensional dynamic online measuring device for large-scale structures and its measuring method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE534158C (en) * 1926-12-21 1931-09-23 Maybach Motorenbau G M B H Method for determining the direction and measuring the surface tension on structural parts
US2310845A (en) * 1940-10-03 1943-02-09 Magnaflux Corp Method of determining the magnitude of strains in rigid articles
US2449883A (en) * 1945-01-08 1948-09-21 Baldwin Locomotive Works Fatigue indicator
DE1098741B (en) * 1958-09-25 1961-02-02 Bundesrep Deutschland Crack extensometer
JPS5418157B1 (en) * 1969-12-27 1979-07-05
DE2415592C3 (en) * 1974-03-30 1979-06-21 Phieler, Thomas, 2400 Luebeck Method for measuring imperfections in an annular sealing zone provided with a sealing compound on the bottom of a rotationally symmetrical cover
DE2718086C2 (en) * 1976-04-24 1985-07-11 Daidotokushuko K.K., Nagoya, Aichi Device for the detection of surface defects in steel parts

Also Published As

Publication number Publication date
DE3144379C2 (en) 1987-01-02
JPS5887444A (en) 1983-05-25
GB2108684A (en) 1983-05-18
DE3144379A1 (en) 1983-05-19
FR2516244B1 (en) 1985-07-12
FR2516244A1 (en) 1983-05-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee