... steel), SS304, SS316 & SS316L Surface Finish: Electro zinc plated – for indoor use to BS EN 12329-2000, 12microns thick.Powder coated ... - for indoor use to JG/T3045-1998, between 6 and 10 microns ... Cable Trays are mainly used for low voltage, telecommunication, and fiber optic cables supported on short spans. Features & Advantages:All sharp ends ...