This type of cemented carbide is also called universal cemented carbide or universal cemented carbide. Its main components are tungsten carbide (WC), titanium carbide (TiC), tantalum carbide (TaC) or niobium carbide (NbC) and cobalt. The brand name is represented by the code YW (prefixed by the Chinese pinyin of “hard” and “wan”) followed by an ordinal number.
Commonly used cemented carbide grades and chemical compositions:
Note: “X” after the grade indicates fine-grained alloy, “C” indicates coarse-grained alloy, and nothing indicates general-grained alloy.
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