General description Light Duty Flame Retardant Anti-Vibration Rubber Lined U-bolt is designed for use with 100 NB pipes, featuring a 115 mm inner diameter. This U-bolt is made from galvanised mild steel and includes a flame retardant rubber lining to reduce noise and vibration in pipework applications. Technical specifications Inner Diameter: 115 mm Suitability: 100 NB pipe Material: Galvanised Mild Steel Rubber Sleeve Material: Railway Grade Silicone 80sh Shore A Hardness: 80 Tensile Strength: 10.0 N/mm² Elongation: 420% Tear Strength: 26 B N/mm Specific Gravity: 1.22 Working Temperature Range: -40°C to +200°C Smoke Density: 0.005 m²/g Flammability Temperature Index: 352°C Toxic Flame Emission: 0.12 Dielectric Strength: approx 24 KV/mm Dielectric Constant at 1 MHz: approx 2.9 Dissipation Factor at 1 MHz: approx 1.2 x 10^-3 Transversal Resistivity: approx 3.7 x 10^16 ohm.cm Strike-over Voltage: approx 48 KV Dimensions: NB = 100 mm, Pipe O/D = 114.3 mm, B = 70.5 mm, C = 83 mm, F = 110