Accession Number : ADA141315


Title :   Investigation of Acoustic Emission during Fracture Toughness Testing of Chevron-Notched Specimens.


Descriptive Note : Final rept. 1982-1983,


Corporate Author : NAVAL WEAPONS CENTER CHINA LAKE CA


Personal Author(s) : Stokes,J L ; Hayes,G A


Full Text : https://apps.dtic.mil/dtic/tr/fulltext/u2/a141315.pdf


Report Date : Mar 1984


Pagination or Media Count : 35


Abstract : The purpose of this study was to determine the correlation between acoustic emission during stress application and the fracture toughness of four different ferrous alloys. This report is the first of a series investigating the factors influencing acoustic emission from stressed structural materials used in missile applications.


Descriptors :   *ACOUSTIC EMISSIONS , *FRACTURE(MECHANICS) , CRACKING(FRACTURING) , CASTINGS , STEEL , NOTCH TOUGHNESS , CRACK PROPAGATION , NONDESTRUCTIVE TESTING , MECHANICAL PROPERTIES


Subject Categories : Metallurgy and Metallography
      Quantum Theory and Relativity
      Mechanics


Distribution Statement : APPROVED FOR PUBLIC RELEASE