Tungsten steel grade YG naming rules

Tungsten steel: tungsten steel, cemented carbide, tungsten steel manufacturers, tungsten steel tools, tungsten steel molds, tungsten steel plates, tungsten steel round bars, tungsten steel round molds, YG15, YG8, YG20, YL80, YL90

The main components of tungsten-cobalt cemented carbide are tungsten carbide (WC) and binder cobalt (Co). 

The grade is composed of “YG” (the initials of the Chinese pinyin of “hard and cobalt”) and the percentage of average cobalt content.

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