Local Mechanical Properties of Cast and Sintered High Cr-Alloyed Steel

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Local mechanical properties of high Cr-alloyed sintered and cast steels with the same chemical composition were investigated using instrumented indentation method. Standard loading/unloading mode was applied, the measurements were done in load range 1 – 500 mN. Load size effect was observed and its parameters were evaluated. Indentation hardness and elastic modulus were found slightly higher for the sintered material. Differences in indentation parameters were explained based on microstructure of materials.

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241-244

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September 2013

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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