HANGONG valve is used for testing and inspection of nuclear power:
(1) HANGONG brand nuclear power valves will be subjected to conventional hydraulic tests - shell test, disc strength test, upper sealing test, valve seat sealing test, and packing sealing test;
(2) Seismic tests will be carried out for HANGONG products with actuators, such as electric and pneumatic valves;
(3) All valves with operating form in HANGONG products will be subjected to static pressure life test;
(4) The important valves of some circuits will also be tested in cold state, hot state and LOCA accident (ie, loss of water accident).