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Microstructure-fracture toughness correlation in an aircraft structural component alloy Ti-5Al-5V-5Mo-3Cr

IR@NML: CSIR-National Metallurgical Laboratory, Jamshedpur

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Title Microstructure-fracture toughness correlation in an aircraft structural component alloy Ti-5Al-5V-5Mo-3Cr
 
Creator Ghosh, Arpita
Sivaprasad, S
Bhattacharjee, A
Kar, S
 
Subject Materials Science
 
Description Ti-5Al-5V-5Mo-3Cr alloy is relatively new alloy devel-oped for aircraft structural application where fracture toughness is an important property of consideration. A systematic variation of processing parameters has been carried to generate different beta annealed icrostuctures, in terms of their dimensions in this alloy. Quantitative measurements of microstructural features have been carried out using stereological procedures. Different length scales of features have been correlated with the fracture toughness in order to optimize the processing parameters to develop desired microstucture that results in improved fracture toughness. The change in fracture mode associated with different microstructures has been investigated using fractographic analysis.
 
Publisher Elsevier
 
Date 2013-04
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://eprints.nmlindia.org/6596/1/Ghosh_Atasi.pdf
Ghosh, Arpita and Sivaprasad, S and Bhattacharjee, A and Kar, S (2013) Microstructure-fracture toughness correlation in an aircraft structural component alloy Ti-5Al-5V-5Mo-3Cr. Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, 568 (IF-2.108). pp. 61-67.
 
Relation http://www.sciencedirect.com/science/article/pii/S0921509313000580
http://eprints.nmlindia.org/6596/