Material Durability: Zinc coating exceeds 600g/m² for coastal corrosion resistance. Load Capacity: Verified deflection limits under full cable weight. Regional Support: Direct logistics to Riyadh, Jeddah, Dammam, and NEOM zones. Our inventory covers ladder, perforated, and wire mesh configurations, all manufactured to SASO IEC 61537 standards. We stock hot-dip galvanized steel (1. 5mm thickness) and. This document contains proprietary information developed by and for exclusive use of Saudi Electricity Company (SEC) Distribution Network. Your acceptance of the document is an acknowledgment that it must be used for the identified purpose/application and during the period indicated. Wescosa designs and manufactures cable tray systems, including perforated tray, cable ladder, channel tray and strut (metal framing), directly from production facilities in Dammam Saudi Arabia. Engineered with durability, adaptability, and ease of installation in mind, our systems cater to various requirements, ensuring seamless cable management for any. SPECIFICATION FOR UNIT SUBSTATIONS UP TO 36 KV. Specialized/Sigma Factory for Steel Products (SFSP) was first established in KSA in 1989 and has been expanding ever since through a variety of products and through its geographical presence.