水室封头的尺寸检测

Dimension Check of Water Chamber Head

水室封头是蒸汽发生器的关键部件。水室封头结构特殊,采用常规数据测量方法不能完全测量其尺寸,对其特殊部位,应设计专门的样板进行测量。

The water chamber head is the key part of steam generator. Due to the special structure of water cham- ber head, the dimension can not be measured completely by normal measuring method, so special template should be designed to measure the special position.