KSD 8502 water pipe

Remove grease, rust and other foreign substances inside and outside of the steel pipe through short blasting.The paint is sprayed with an airless spray-coating machine within 4 hours of the post processing to make it 100?~200?.Use the Low Frequency High Intensity Discharge type (voltage of 1200 ~ 1500V) to perform a total inspection of the painted surface.Paint in a manner consistent with the primary painting method. (Repeat as needed, depending on the For each lot, visual test and thickness test are implemented. .