Title

Effects of rolling and hot pressing on mechanical properties of boron carbide-based ceramics

Authors

Authors

N. Orlovskaya; S. Yarmolenko; J. Sankar; J. Kuebler;M. Lugovy

Comments

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Abbreviated Journal Title

J. Mater. Sci.

Keywords

X-RAY; B4C; MICROSTRUCTURE; DIFFRACTION; TOUGHNESS; DESIGN; Materials Science, Multidisciplinary

Abstract

A study of hot pressed B(4)C-based laminates, after rolling and without rolling, has been performed to elucidate the existence of fracture resistance/crack length anisotropy induced by this processing technique. While the crack lengths/fracture resistance was affected significantly by the presence of the residual stresses in B(4)C/B(4)C-ZrB(2) laminates, no differences in Vickers crack lengths were observed in B(4)C/B(4)C laminates prepared by rolling and hot pressing, as compared to the crack lengths seen in pure B(4)C ceramics prepared by hot pressing without rolling. X-ray diffraction analysis confirmed that no texture has been formed during the rolling and hot pressing of B(4)C ceramics.

Journal Title

Journal of Materials Science

Volume

43

Issue/Number

17

Publication Date

1-1-2008

Document Type

Article

Language

English

First Page

5942

Last Page

5947

WOS Identifier

WOS:000258718000032

ISSN

0022-2461

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