An Expansion Tank Flange is used to connect the expansion tank to the coolant tank. It provides a secure and accurate connection, facilitating easy assembly and disassembly for maintenance and inspection. It provides a bypass route for coolant, which can be used to enhance engine cooling performance and provide easy access for maintenance and repair. Its accurate design guarantees proper alignment and sealing, contributing to the efficiency and reliability of the cooling system.Attributes:• Provides a leak-free connection to ensure proper coolant flow.• Provides a stable and rigid connection between components.• Supports proper alignment and positioning of expansion tank tube.Applications: An Expansion Tank Flange is positioned at the connection point of the expansion tank to the coolant tank where it enables the bypass of coolant flow to improve performance and provide access for maintenance.