NB/T 20162-2012 (English Version) PDF

Scope: This standard specifies the maintenance technical requirements for the environmental cleanliness of the work area and work zone required during storage, installation and start-up of the nuclear is and machinery and equipment in contact with the working fluid of a pressurized water reactor nuclear power plant from arrival at the construction site until put into operation. This standard applies to the maintenance technical requirements for the environmental cleanliness of the work area and work zone required during storage, installation and start-up of nuclear is and machinery and equipment in contact with working fluids from arrival at the construction site until put into operation. The technical requirements for maintenance of environmental cleanliness of work areas and work zones required by other nuclear is and machinery and equipment may refer to this standard. Maintenance requirements for equipment cleanliness are implemented in accordance with the special technical requirements of the equipment manufacturer and are not within the scope of application of this standard.

NB/T 20162-2012 Referenced Document

NB/T 20001 Manufacturing specifications for nuclear island machinery and equipment in pressurized water reactor nuclear power plants*， 2023-05-26 Update

2012 NB/T 20162-2012 Technical requirements on the cleaning areas establishment and maintenance of PWR nuclear island equipment during storage, installation and start-up