Introducing the hardness conversion formula and table for Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) by Dandong Foundry in China.
Combined previous studies revealed that excess Ce resulted in the reduced conversion of γ-FeOOH to α-FeOOH in the corrosion product layer. Also, the content of α-FeOOH was declined, the porosity of the corrosion product layer enhanced, and the protective effect of the corrosion product ...