This tool estimates tray self-weight from material density and an approximate metal volume. For solid and perforated trays, it treats the tray as a formed sheet: Developed sheet width per meter: Dev = W + 2H + 2R Metal volume per meter: V = Dev × t × 1 × (1 − Open%) Weight per meter: kg/m = V ×. Find the volume of the cable tray: This depends on the dimensions (width, height, thickness) and length of the tray. Now, let's look at the specifics of Cable Tray Weight Calculation for each tray type. Channel trays are. The calculation of cable tray weight relies on the following formula: Weight (kg) = Material Density (kg/m³) × Total Volume (m³) To apply this formula, you need: Material type profoundly influences tray weight and suitability. All illustrations, descriptions and technical information included in this document are provided as indications and can cable trays are equivalent. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned. Calculate cable weight from length and weight per meter, or estimate total weight by cable size, material, core count, and insulation. Fill any 2 of the 3 fields below. This calculator features an interactive interface with advanced visualizations.