Materials and Technology Institute;
Dalian Maritime University;
Dalian 116026;
China Materials and Technology Institute;
Dalian Maritime University;
Dalian 116026;
China;
Central Metallurgical Research and Development Institute;
P.O. Box 87 Helwan El-Tibben;
Cairo;
Egypt Materials and Technology Institute;
Dalian Maritime University;
Dalian 116026;
China;
tungsten; carbide; binders; aluminum; alloy; substrate; hardness; microstructure;