Advances in Materials Science and Engineering / 2015 / Article / Tab 1 / Research Article
Characteristics of Nanophase WC and WC-3 wt% (Ni, Co, and Fe) Alloys Using a Rapid Sintering Process for the Application of Friction Stir Processing Tools Table 1 Mechanical properties of sintered hard materials.
Sintered material (wt%) Relative density (%) Vickers hardness ( ) Fracture toughness (MPa⋅m1/2 ) Grain size ( m) Reference WC 99.5 2,730 6.3 0.41 This study WC-3 Fe 98.8 2,242 6.8 0.26 WC-3 Ni 99.6 2,240 9.1 0.30 WC-3 Co 98.9 2,269 7.4 0.27 WC 99 2,660 7.2 0.1 [14 ] WC-2.9 Co 98.3 2,014 6.5 0.94 [19 ] WC-6 Co 100 1,816 15.1 0.3 [20 ] WC-10 Co 98.9 1,333 13.5 1.9 [21 ] WC-10 Co 99.5 1,756 11.6 0.38 [22 ] WC-10 Fe 99.7 1,814 10.4 0.45 [23 ] WC-9.6 Ni-0.4 Co 99.5 1,180 12.5 1.8 [24 ]