3PP anticorrosive steel Uses: widely used in oil pipelines, gas pipelines, heating pipes, water pipes. Implementation of the standards: DIN30678 "polypropylene coating technology standard pipe and pipe fittings" first layer of epoxy powder (FBE50 ~ 100um), the second layer of adhesive (AD) 250 ~ 400um, the third layer of polypropylene (PP) 1.4 ~ 4.0 mm. Three materials blend to form a solid combination with fine steel coating, the coating temperature up to 110 degrees. Diameter range Φ25 ~ Φ1820 Specifications: Ф25mm-Ф1820mm, wall thickness of 6mm-20mm. Material: Q235B, Q345B, 20 # steel, 16mn, A, B, X42, X46, X52, X56, X60, X65, X70, X80, L245, L290, L360, L415, L450 level and so on.