General description Insulating Rubber Lined U-bolt and Backing pad designed for 145 mm ID, suitable for 125 mm NB pipes. This product is engineered to prevent galvanic corrosion caused by the contact of dissimilar metals in the presence of an electrolyte, and it also protects against wear and crushing of composite, thin wall, or non-ferrous pipework. Technical specifications U-Bolt Material: T316 Stainless Steel Backing Pad Material: Neoprene Rubber Elastomer: Neoprene Colour: Black Quality: Commercial Grade: C20 Hardness: 65 shore A +/-5 Specific Gravity: 1.4 G/Cm3 Tensile Strength: 5 MPA (minimum) Elongation: 300% Tear Strength: 20 Kg/CM Compression Set: 35% Operating Temperature: -20°C to +110°C Air Hose Pressure Rating: 300 psi (ISO2398) Temperature Range for Hose: -20°C to +90°C Pipe O/D: 139.7 mm NB: 125 mm A: 145 mm B: 166 mm C: 195 mm D: 12 mm E: 89 mm F: 135 mm G: 70 mm D*A (backing pad): 25*10 mm Tolerance on dimensions: +/- 1 mm Compatibility and accessories Includes 2 nuts