标准摘要
[中文适用范围]： 详细说明构成法兰名称的组件。规定了法兰的外形尺寸和厚度、接触法兰接触区域的表面粗糙度、接触区域的平面度等机械要求。包含几个图 [外文原描述]： Contains a detailed description of flanges for circular waveguides - Type J, including mechanical reqirements and electrical test, as well as tables and drawings.
英文名称Flanges for waveguides. Part 4: Relevant specifications for flanges for circular waveguides