Typical Life: Usually designed to last 15 to 25 years when used normally. But in tough spots with high heat, dampness, or strong sun, their life might drop to 10 to 15 years. Check Cycle: We suggest checking and looking after non-metal trays fully every 3 to 5 years. Lifespan (1-2 years to 10 years): Regular galvanized steel trays have a thinner protective coating and are often exposed to corrosion in humid or corrosive environments. However, in dry. With an appropriate choice of materials, such as SS316 or FRP, a system can be over 20 years old. 1 What is the frequency of trays inspections in a. FRP cable trays typically offer a lifespan of 20–30 years or more, depending on the resin system and environmental conditions—much longer than metal alternatives. FRP trays remain stable over. Rust Rate: In wet underground places, metal trays can rust at about 0. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned in this technical guide only apply to our own cable management ranges and cannot under any circumstances be transposed to si osure, overheating or. What is the lifespan of FRP cable trays? FRP cable trays typically last 20–30 years with minimal maintenance. We are a leading Manufacturer & Supplier of GI Cable Tray with Cover and Open Cable Tray and other infrastructure components in Pune, Mumbai, & India. Discover when to use FRP cable trays.