This standard specifies the materials, technical requirements, inspection methods and inspection rules for flexible graphite sealing gaskets (hereinafter referred to as gaskets) used in nuclear power plants, as well as labeling, cleaning, packaging, transportation and storage, etc. This standard is applicable to flexible graphite sealing gaskets for nuclear grade pipelines in nuclear power plants. Nuclear grade equipment or non-nuclear grade pipelines can also be used as a reference.
NB/T 20365-2015 Referenced Document
NB/T 20007.14 Stainless steel for pressurized water reactor nuclear power plant Part 14: Grade 1, 2, 3 austenitic stainless steel forging and rolling rods*， 2021-01-07 Update
NB/T 20007.5 Stainless steel for pressurized water reactor nuclear power plants Part 5: Grade 1, 2, 3 austenitic stainless steel plates*， 2021-01-07 Update
NB/T 20010.7-2010 PWR nuclear power plant valve-Part 7: Specification of packaging, transport and storage
NB/T 20364-2015 Specifications of flexible graphite sheet for nuclear power plant
NB/T 20366-2015 Test methods for graphite gaskets of safety related nuclear power plants
NB/T 20365-2015 history
2015NB/T 20365-2015 Specifications of graphite sealing gaskets for nuclear power plant