Spherical Vanadium powder has the features of large purity, uniform particle size, and spherical form. Introducing an proper amount of vanadium to steel can refine the composition and grain in the steel, increase the coarsening temperature of grain, and boost the toughness, toughness, and put on resistance of steel. Heeger https://dip-pipe-for-glass-lined16936.ampedpages.com/helping-the-others-realize-the-advantages-of-graphene-60597290