本文件给出了使用前检查（PSI）和使用中检查（ISI）的指南 轻水反应堆冷却剂回路部件的机械化超声波检测（UT）装置 反应堆。本文件也适用于核设施的其他部件。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document gives guidelines for pre-service-inspections (PSI) and in-service inspections (ISI) with mechanized ultrasonic test (UT) devices on components of the reactor coolant circuit of light water reactors. This document is also applicable on other components of nuclear installations.All current amendments available at time of purchase are included with the purchase of this document.