This standard specifies the basis and requirements for plugging of heat transfer tubes in pressurized water reactor steam generators. This standard is applicable to the plugging of heat transfer tubes in steam generators of pressurized water reactor nuclear power plants.
EJ/T 885-1994 history
2013NB/T 20244-2013 Guidelines for steam generator heat transfer pipe plugging in pressurized water reactor nuclear power plants
1994EJ/T 885-1994 Principles of Plugging of Heat Transfer Tubes in PWR Steam Generators
EJ/T 885-1994 Principles of Plugging of Heat Transfer Tubes in PWR Steam Generators was changed to NB/T 20244-2013 Guidelines for steam generator heat transfer pipe plugging in pressurized water reactor nuclear power plants.