U cable trays, shaped like the letter “U,” offers enhanced cable protection and support. Its enclosed – trough structure effectively shields cables from external mechanical damage. Characterized by its U-shaped cross-section, this tray design provides structural strength, ease of installation, and. HDT steel cable tray, for heavy duty job, comes in standard height of 50 and 100mm. FCL. Steel Cable Tray systems are Certified CSA Cable Tray, UL listed, and NEMA certified and are available in the following material types 316 Stainless Steel Cable Tray, 304 Stainless Steel Cable Tray, HDGAF Cable Tray, Hot Dipped Galvanized After Fabrication Cable Tray, Pre Galvanized Cable Tray, Pre. We offer a wide range of cable tray systems to support tubing, electrical cables and instrumentation. Our cable trays are produced in fit for purpose materials like stainless steel, galvanized, aluminium and fibreglass (FRP/GRP) composites to suit any project type both offshore and onshore. Notes: The standard length of a U-shaped steel cable tray is 2. 5 meters, equipped with 8 cross beams.