Guidelines for in-service inspections for primary coolant circuit components of light water reactors — Part 3: Hydrostatic testing
STANDARD published on 12.6.2020
Designation standards: ISO 20890-3:2020
Publication date standards: 12.6.2020
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: This document gives guidelines for in-service system pressure tests of the reactor coolant circuit of light water reactors. This document specifies the test technique, the requirements for measuring equipment and additional devices, the preparation and performance of the test as well as the recording and documentation, for the purpose to ensure the reliability and comparability of tests. NOTE Data on (test) pressure, (test) temperature, scope of testing, rates of change of pressure and temperature, test schedule and inspection intervals can be obtained from the applicable national nuclear codes.