خط إنتاج الأنابيب الملحومة بالكهرباء, جهاز فك اللفائف
Entry uncoiler for ERW tube line receives coils via loading trolley, unwinds strip with expandable mandrel, feeds strip to flattener, stabilizes strip tension and prevents jamming, preparing qualified strip for forming, HF welding, sizing and OCTG casing & tubing production.