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Accession Number:
AD0752496
Title:
Aircraft Glazing Materials. Resistance to Crack Propagation. Glazing Materials.
Descriptive Note:
Memorandum rept.,
Corporate Author:
NAVAL RESEARCH LAB WASHINGTON D C
Report Date:
1954-10-01
Pagination or Media Count:
23.0
Abstract:
The toughness of stretched acrylics measured in terms of the work for crack propagation is discussed in relation to improvements in serviceability of aircraft canopies. A test method for measuring the resistance to crack propagation is described. The use of a birefringence test in quality control is also discussed. Author
Distribution Statement:
APPROVED FOR PUBLIC RELEASE