In cable structures, plastic coated steel tape is typically applied longitudinally to work in conjunction with the outer sheath, forming a three-dimensional protective barrier that effectively enhances the cable's mechanical strength and durability in complex environments. As a key structural component in both optical and electrical cable designs, it. Common forms include steel tape, steel/plastic composite tape, and steel wire, making them indispensable cable materials in power cables, communication cables, and optical cable structures. Steel tape for cables typically uses cold-rolled low-carbon steel strip to enhance the cable's compressive. Corrugated steel tape armor protects the inside fibers from the possible attacks by Typically used steel tapes by fiber optic cable manufacturers are Stainless Steel tape (SS tape) and Electrolytically Chrome Coated Steel tape (ECCS tape). To protect the optical fibres from water ingress, the tube is filled with a thix tropic gel, and is enclosed in a thermoplastic sheath. The cables have embedded strength. Steel Tapes are unique materials for the Optical Fiber and special cable applications which need specific properties on armouring function to prevent external forces and anti-corrosion function for the longest life underground conditions.