1. Bare pipe visual inspection : Pipe no., Heat No. Length, Dia, Thickness, bevel and body damages like dents, gauges etc.
2. Shot blasting and visual inspection : Roughness check on body, body dents and gauges.
3. Preheating of pipes to 200 deg c by induction coil or gas oven.
4. Uniform application of epoxy.
5. Complete other coats. Check temperature of extruders, PE Film, Adhesive Film, Coal Tar Enamel etc.
6. Cool coated pipes in cooling tunnel and perform visual inspection of coated pipes. Check cooling water temperature, visual damage to coating, coating thickness etc.
