Table 1

Compositions of investigated materials.

Composition, wt.% Composition, wt.% Composition, at.%
WC W93.9C6.1 W50C50
BK8 (92% WC–8% Co) W86.4C5.6Co8 W43.7C43.7Co12.6
BK20 (80% WC–20% Co) W75.1C4.9Co20.0 W35.3C35.3Co29.4
(1) 25% WC–75%Co W23.5C1.5Co75 W8.4C8.4Co83.2
(2) 30% BK8–70%Co W25.9C1.7Co72.4 W9.3C9.3Co81.4
(3) 50% WC–50% Co W46.9C3.1Co50.0 W18.8C18.8Co62.4
(4) 94% WC–6% Co W88.2C5.8Co6.0 W45.2C45.2Co9.6

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