特种陶瓷及金属封接技术专辑 真空灭弧室用波纹管 王正石 , 唐 敏 , 王 罡 (锦州华光电力电子集团公司 , 辽宁 锦州 121001) Bellows Used in Vacuum Interrupter WANG Zheng shi, TANG M in, WANG Gang ( J inzhou H uaguang Power Electronic Group Company, Jinz hou 121001, China ) Abstract: T he functions of the bellows used in vacuum interruper are introduced, how to select its parame ters, as well as testing, w elding processand cautions in use are stated.