Cementite can be described as a metal compound made of iron, carbon and has the chemical formula Fe3C. The hardness, HBW=800 is extremely high, while the plasticity and toughness almost null and the brittleness very large.Particle Size: 325mesh Purit…
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
Ta4HfC5, which has a melting point of 4215 ℃. is made of hafnium carbide and tantalum carbide (melting point of nearly 4000 ℃), which have a higher melting point than tungsten.…
GaN is a third-generation semiconductor material with a large forbidden band width, and its superiority in characteristics compared with the first-generation Si and second-generation GaAs.…