<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this paper, the experimental determination of the stress intensity factor in thick walled cylinders subject to uniform internal pressure and having longitudinal non-penetrating cracks is presented. Photoelastic measurements were used together with the expressions of the stress field near the crack tip for Mode I crack extension and a specific methodology for stress intensity factor determination. Two types of longitudinal cracks - internal and external - were considered. Four plane models were manufactured and analyzed in a plane polariscope at different values of the applied internal pressure. The values of the normalized stress intensity factor were calculated and the results were compared to those reported by other authors. A good accuracy was noticed, showing the reliability of the experimental procedure.</p></abstract>

In this paper, the experimental determination of the stress intensity factor in thick walled cylinders subject to uniform internal pressure and having longitudinal non-penetrating cracks is presented. Photoelastic measurements were used together with the expressions of the stress field near the crack tip for Mode I crack extension and a specific methodology for stress intensity factor determination. Two types of longitudinal cracks - internal and external - were considered. Four plane models were manufactured and analyzed in a plane polariscope at different values of the applied internal pressure. The values of the normalized stress intensity factor were calculated and the results were compared to those reported by other authors. A good accuracy was noticed, showing the reliability of the experimental procedure.

Photoelastic Analysis of Cracked Thick Walled Cylinders

Acta Universitatis Cibiniensis. Technical Series

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Photoelastic Analysis of Cracked Thick Walled Cylinders"}

In this paper, the experimental determination of the stress intensity factor in thick walled cylinders subject to uniform internal pressure and having...

Photoelastic Analysis of Cracked Thick Walled Cylinders

Published Online: Jan 11, 2018

Page range: 16 - 22

DOI: https://doi.org/10.1515/aucts-2017-0003

Keywords
Crack, Stress intensity factor, Photoelasticity, Isochromatic fringes

© 2018

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Photoelastic Analysis of Cracked Thick Walled Cylinders

Published Online: Jan 11, 2018

Page range: 16 - 22

DOI: https://doi.org/10.1515/aucts-2017-0003

KeywordsCrack, Stress intensity factor, Photoelasticity, Isochromatic fringes

© 2018

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Crack, Stress intensity factor, Photoelasticity, Isochromatic fringes