A Tube Joint is a fitting that is designed to connect two or more tubes. It is made of a metal and has a threaded end that screws into the tube. The tube joint is then secured with a nut or clamp. It is used in coolant lines to transport coolant from the radiator to the engine.Attributes: • Designed to withstand high pressure and temperature • Manufactured to precise specifications and are built for durability and reliabilityApplications:A Tube Joint is used to seal the connection between the tubes to prevent leaks.