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Materials Science-Poland
Volume 39 (2021): Numero 2 (June 2021)
Accesso libero
Study of load bearing capacity of an infinite sheet weakened by multiple collinear straight cracks with coalesced yield zones
S. Shekhar
S. Shekhar
,
Naved Akhtar
Naved Akhtar
e
S. Hasan
S. Hasan
| 07 dic 2021
Materials Science-Poland
Volume 39 (2021): Numero 2 (June 2021)
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CONDIVIDI
Pubblicato online:
07 dic 2021
Pagine:
265 - 284
Ricevuto:
21 giu 2021
Accettato:
16 ago 2021
DOI:
https://doi.org/10.2478/msp-2021-0023
Parole chiave
Multiple collinear cracks
,
stress intensity factor
,
Dugdale model
,
coalesced yield zones
,
inter-crack distance
© 2021 S. Shekhar et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Fig. 1
Configuration of the main problem.
Fig. 2
Configuration of the Sub-problem A.
Fig. 3
Configuration of the Sub-problem B (when s = 0).
Fig. 4
Configuration of the Sub-problem B (when s = 1).
Fig. 5
Configuration of the Sub-problem B (when s = 2).
Fig. 6
Variation between normalized yield zone and load ratio for yield stress ±a1.
Fig. 7
Variation between normalized yield zone and load ratio for linearly varying yield stress ±a1.
Fig. 8
Variation between normalized yield zone and load ratio for quadratically varying yield stress ±a1.
Fig. 9
Comparison between three stress profiles ±a1.
Fig. 10
Variation between normalized yield zone and load ratio for yield stress at ±b1.
Fig. 11
Variation between normalized yield zone and load ratio for linearly varying yield stress at ±b1.
Fig. 12
Variation between normalized yield zone and load ratio for quadratically varying yield stress at ±b1.
Fig. 13
Comparison between three stress profiles at ±b1.
Fig. 14
Variation between normalized yield zone and load ratio for yield stress at ±c1.
Fig. 15
Variation between normalized yield zone and load ratio for linearly varying yield stress at ±c1.
Fig. 16
Variation between normalized yield zone and load ratio for quadratically varying yield stress at ±c1.
Fig. 17
Comparison between three stress profiles at ±c1.
Fig. 18
Variation between Γ6a1−b1 \frac{{{{\rm{\Gamma }}_6}}}{{{a_1} - {b_1}}} and (σ∞σye)a {\left( {\frac{{{\sigma_\infty }}}{{{\sigma _{ye}}}}} \right)_a} .
Fig. 19
Variation between Γ6a1−b1 \frac{{{{\rm{\Gamma }}_6}}}{{{a_1} - {b_1}}} and (σ∞σye)b {\left( {\frac{{{\sigma_\infty }}}{{{\sigma _{ye}}}}} \right)_b} .
Fig. 20
Variation between Γ52c1 \frac{{{{\rm{\Gamma }}_5}}}{{2{c_1}}} and (σ∞σye)c {\left(\frac{{{\sigma _\infty}}}{{{\sigma _{ye}}}}\right)_c} .
Fig. 21
Variation between Γ6rB \frac{{{{\rm{\Gamma }}_6}}}{{{r_B}}} and (σ∞σye)a {\left( {\frac{{{\sigma _\infty}}}{{{\sigma _{ye}}}}} \right)_a} .
Fig. 22
Variation between Γ6rB \frac{{{{\rm{\Gamma }}_6}}}{{{r_B}}} and (σ∞σye)b {\left( {\frac{{{\sigma _\infty}}}{{{\sigma _{ye}}}}} \right)_b} .
Fig. 23
Variation between Γ5rC \frac{{{{\rm{\Gamma }}_5}}}{{{r_C}}} and (σ∞σye)c {\left( {\frac{{{\sigma _\infty}}}{{{\sigma _{ye}}}}} \right)_c} .
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