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Mixed-mode stress intensity factors for arbitrarily oriented cracks in cylindrical shells under axial pull and torsion

✍ Scribed by K.S.S. Aradhya; K. Badarinarayana; L.S. Srinath


Publisher
Elsevier Science
Year
1989
Tongue
English
Weight
515 KB
Volume
33
Category
Article
ISSN
0013-7944

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✦ Synopsis


Ahstraet-Results

of photoelastic investigations conducted on cylindrical tubes (made of Araldite material) containing cracks oriented at 0", 30", 45", 60" and 90" to the axis of the tube and subjected to axial and torsional loads are reported. The stress-intensity factors (SIFs) were determined by analysing the crack-tip stress fields. Smith and Smith's method [Engng Fracture Mech. 4,357-366 (1972)] and a new method developed by the authors by modifying Rakesh et al.'s method [Proc. 26th Congress of ISTAM, India (198111 were employed to evaluate the mixed-mode SIFs.