Accession Number:

AD0601042

Title:

THE MECHANICAL AND MICROMECHANICAL PROPERTIES OF BORON.

Personal Author(s):

Corporate Author:

HONEYWELL RESEARCH CENTER HOPKINS MINN

Report Date:

1964-05-18

Abstract:

An analysis of the fracture of polycrystalline boron has shown that fracture propagation is affected by microstructure as well as the state of stress. It was found that in the areas of tensile stress, fracture was conchoidal while in areas under compression a transaction to an imperfect form of cleavage sometimes occurs. Twin boundaries, grain boundaries and grain orientation, can influence the progress of a crack. Author

Descriptive Note:

Interim rept. no. 2, 1 Mar 64-30 Apr 64

Pages:

0015

Contract Number:

NOw-64-0159

File Size:

0.00MB

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