PSI - Issue 71

Karthik K R. et al. / Procedia Structural Integrity 71 (2025) 210–217

217

thicknesses ranging from 3mm to 9mm. Study can be extended to include crack sizes of a/t ratios less than 0.5 for different thicknesses. Moreover, the proposed methodology can be validated using experimental work on hardware. These will be part of future work. Acknowledgements The authors thankfully acknowledge the academic selection committee of LPSC/ISRO for giving permission for presenting this paper in SICE2024. They also express their appreciation to Dr. Mathiazhagan S for his valuable suggestions during preparation of manuscript. Anderson. T.L., 2017. Fracture Mechanics-Fundamental and Applications, 4 th Edition, CRC Press, Boca Raton. AIAA, 2018. ANSI/AIAA S-080A-2018: Space Systems — Metallic Pressure Vessels, Pressurized Structures, and Pressure Components. American Institute of Aeronautics and Astronautics (AIAA), Reston, USA. Ashok Saxena., 2019. Advanced Fracture Mechanics and Structural Integrity. CRC Press, Boca Raton. ASTM, 2020. E1820-20: Standard Test Method for Measurement of Fracture Toughness. ASTM international, West Conshohocken, PA, USA. Broek. D., 1984. Elementary Engineering Fracture Mechanics, 4th Edition, Kluwer Academic Publishers, Dordrecht. Ch. V. A. Narasayya., P. Rambabu., M.K. Mohan., Rahul, Mitra., N. Eswara, Prasad., 2014. Tensile Deformation and Fracture Behaviour of An Aerospace Aluminium Alloy AA2219 in Different Ageing Conditions. Procedia Materials Science 6, 322 – 330. Christopher N. Sagrillo, Leland Shimizu, and Vinay K. Goyal., 2022. Elastic – Plastic Fracture Mechanics Guidance and Analysis Validation journal of spacecraft and rockets vol. 59, no. 6. Finger. R. W., 1976. Proof test criteria for thin-walled 2219 aluminium pressure vessels. Technical report NASA CR-135036. National Aeronautics and Space Administration, USA. Gustav Hultgren a, Magnus Boåsen a, Torbj¨orn Narstr¨om a,b, Zuheir Barsoum., 2023. Fracture toughness assessment of surface cracks in slender ultra-high-strength steel plates. Engineering Fracture Mechanics 289, 109458. Masters. J. N., W. L. Engstrom and W. D. Bixler., 1974. Deep flaws in weldments of aluminium and titanium. Technical report NASA CR-134649. National Aeronautics and Space Administration, USA. MMPDS-13, 2018. Metallic Materials Properties Development and Standardization. Battelle Memorial Institute. Columbus, Ohio, USA. Moustabchir a H., Arbaoui b J., Zitouni Azari c, S. Hariri d, Catalin Iulian Pruncu., 2018. Experimental/numerical investigation of mechanical behaviour of internally pressurized cylindrical shells with external longitudinal and circumferential semi-elliptical defects., Alexandria Engineering Journal 57, 1339 – 1347. NASA, 2019. NASA-STD-5009B: Non-destructive evaluation requirements for fracture-critical metallic components. National Aeronautics and Space Administration, USA. Shlyannikov V.N., Tumanov A.V., Boychenko N.V., 2016. Surface Crack Growth Rate Under Tension and Bending in Aluminum Alloys and Steel. Procedia Engineering 160, 5 – 12. Stephen J. Denton., C. K. Liu., 1976. The role of fracture mechanics in the design of fuel tanks in space vehicles. Technical memorandum NASA TM X-73371. National Aeronautics and Space Administration, USA. Viswanath. V., Asraff A. K., Jayesh. P., Suresh Mathew Thomas., Krishnakumar R., Muthukumar R., 2019. Structural integrity assessment of a propellant tank in presence of welding residual stresses. Procedia structural integrity 14, 442-448. Zongchen Lia., Xiaoli Jianga., Hans Hopmana., Ling Zhub., Zhiping Liuc., 2020. An investigation on the circumferential surface crack growth in steel pipes subjected to fatigue bending. Theoretical and Applied Fracture Mechanics 105,102403. References