| Standard ID | NB/T 20636-2023 (NB/T20636-2023) |
| Description (Translated English) | (Safety assessment method for extracore nuclear criticality in pressurized water reactor nuclear power plants) |
| Sector / Industry | Energy Industry Standard (Recommended) |
| Classification of Chinese Standard | F69 |
| Classification of International Standard | 27.120.20 |
| Date of Issue | 2023-05-26 |
| Date of Implementation | 2023-11-26 |