International Scholarly Research Notices / 2012 / Article / Tab 1

Research Article

Si3N4 Nanoparticle Addition to Concentrated Magnesium Alloy AZ81: Enhanced Tensile Ductility and Compressive Strength

Table 1

Results of grain characteristics and microhardness of monolithic AZ81 and derived nanocomposite. (Prior to tensile/compressive testing).

MaterialSi3N4 (vol.%) Grain characteristicsaMicrohardness (HV)
Size (μm)Aspect ratio

AZ817.6 ± 1.61.4115 ± 6
AZ81/1.5 vol% Si3N41.505.8 ± 1.21.5112 ± 6 (−3)

aBased on approximately 100 grains.
( ) Brackets indicate % change with respect to corresponding result of monolithic alloy.

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