137Cs active ceramic core is sealed in the doubly encapsulated stainless steel container by Ar-arc welding.The usage is oil well logging，thickness gauge, level gauge, density gauge, nuclear scale.
China Isotope & Radiation Corporation (CIRC) is the holding subsidiary of China National Nuclear Corporation(CNNC) and the largest nuclear enterprise in the aspects of research and development, manufa...
Cs-137 γsource
Time:28 February 2022