Published 1988 | Version v1
Report Restricted

Finite element analysis for calculation of calibration curves for measurement of crack propagation for elliptical surface cracks

  • 1. GKSS-Forschungszentrum Geesthacht G.m.b.H., Geesthacht-Tesperhude (Germany, F.R.). Inst. fuer Anlagentechnik

Description

The finite element method is utilized to calculate the calibration curves for measurement of crack propagation for elliptical surface cracks in fracture mechanics specimens. The calibration curves are required for measurement of the crack propagation using the electrical direct-current method. In this report the calibration curves are calculated for fracture mechanics specimens with the thickness B=5 mm, 10 mm, 15 mm, 18 mm and 20 mm. The starting crack is b0=2 mm for all specimens. (orig.) With 16 figs

Availability note (English)

MF available from INIS under the Report Number.

Abstract (German)

Mit der Finite-Element-Methode werden Eichkurven fuer die Messung des Rissfortschrittes von ellipsenfoermigen Oberflaechenrissen in Bruchmechanikproben berechnet. Die Eichkurven sind fuer die Messung des Rissfortschrittes mit der elektrischen Gleichstrom-Potential-Methode erforderlich. In diesem Bericht werden Eichkurven fuer Proben mit den Dicken B=5 mm, 10 mm, 15 mm, 18 mm und 20 mm ermittelt. Die Anrisstiefe betraegt fuer alle Proben b0=2 mm. (orig.) With 16 figs

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Additional details

Additional titles

Original title (German)
Finite-Element-Analyse zur Berechnung von Eichkurven fuer die Messung des Rissfortschrittes von ellipsenfoermigen Oberflaechenrissen

Publishing Information

Imprint Pagination
28 p.
Report number
GKSS--88/E/34

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
20014926
Subject category
S36: MATERIALS SCIENCE;
Descriptors DEI
CALIBRATION; CRACK PROPAGATION; CRACKS; ELECTRIC POTENTIAL; FINITE ELEMENT METHOD; FRACTURE MECHANICS; STEELS; SURFACES
Descriptors DEC
ALLOYS; CARBON ADDITIONS; IRON ALLOYS; IRON BASE ALLOYS; MECHANICS; NUMERICAL SOLUTION