Inspecting for Cracks in Tight Places

Control rod drive mechanisms (CRDM) are located above nuclear reactor vessels. CRDMs insert, hold, or lift the control rods and are used to stop the nuclear reaction in the event of an emergency. They are therefore essential to the safe operation of nuclear power plants. The Challenge CRDM penetration nozzles that penetrate into the reactor … Continue reading Inspecting for Cracks in Tight Places