Issue 39

S. K. Kudari et alii, Frattura ed Integrità Strutturale, 39 (2017) 216-225; DOI: 10.3221/IGF-ESIS.39.21

Figure 7 : Variation of T 11-max

against K I-max

/ πB 1/2 for various a/W

/  along the crack-front for

Figure 6 : A typical variation of T 11 various a/W and B =10mm.

and B =10 mm.

Figure 8 : Variation of slopes T 11-max

/(K I-max

/( πB) 1/2 against B/W for various a/W.

Let,

2

3

B       W

B       W

B       W



0.1477 0.93746 





(8)

C

0.87183

0.35186

2

The Eq. (7) reduces to:

K

 

  



I

B max 

C   2

T

(9)

11-max

Substituting for K I-max

from Eq.(6)

221