The Union M-M is a common pipe connection fitting with external threads on both ends, suitable for connecting two internally threaded pipes or equipment. Its unique design allows for highly adaptable connections, allowing for convenient connection of two internally threaded pipes or equipment, ensuring stable and efficient operation of fluid systems. Its core advantage lies in its flexible joint design, which enables quick assembly and disassembly, as well as maintenance, reducing the need for specialized tools and facilitating replacement or adjustment of piping systems. The Union M-M is widely used across multiple industries, including but not limited to the petrochemical, hydraulic systems, natural gas, HVAC, water treatment, food, and pharmaceutical industries.