3/4'' internal thread for connecting external threaded pipe.
It has good thermal conductivity and low magnetic permeability.
Made of HPb58-3 copper, brass is corrosion resistant, has good ductility at high temperature, low magnetic permeability, durable and not easy to damage.
Because of brass' relative flexibility, it provides a tight seal and is easy to install or replace.
It can be easily used with water or oil pipelines, water and garden connections, various measuring devices, collectors, etc.