Hose clamps are metal bands on which fixed locking elements are welded in which movable elements (nuts and bolts) act They are designed to support metal or plastic pipes. Collars are critical to ensuring that the pipes are securely locked while allowing any movement or expansion of the tube. They must be able to hold pipes of all diameters and materials and are carefully studied to bring different benefits and ensure optimal installation. The pipe collars are available in many variations as the requirements for fixing the pipes may vary, in this case the pipe support collar is made of stainless steel, therefore highly resistant to wear. Laboratory Analysis - Chemical Analysis Available Certificates - Test Report Type 2.2 UNIEN10204