One of the coatings that is proposed and widely used for the protection of fixed marine structures and steel structures exposed to salt water, pipes buried under the soil and under water, pipes and channels for conveying and disposing of sewage. is placed, the two-component coatings are based on epoxy. Two-component liquid coatings based on epoxy produced have important advantages such as the following: - Reasonable price - Good solvent resistance - Very good resistance to acids and alkalis - High chemical resistance - Resistant to wear and impact - Good flexibility - Resistant to saturated sodium chloride, dilute mineral acids, alkalis, salt solutions - Resistant to oil, oils and bacteria This coating system can be used for tanks, buried pipelines, insulation of metal and concrete structures, marine industries, power plants, refineries, and sewage transmission lines.