AN APPROXIMATE FORMULA FOR THE STRESS INTENSITY FACTOR FOR THE PRESSURIZED STAR CRACK

D. L. Clements1, N. Widana2

ABSTRACT

An elementary approximate formula for the stress intensity factor for the pressurized star crack is estab-lished. The formula is sufficiently accurate to be used in practical applications in place of the more complex formulas derived by Westmann [1] and Williams [2]. © 2003 Elsevier Science Ltd. All rights reserved.

Keywords : stress intensity factors, Cracks, Inequalities, Fracture mechanics.