旋塞阀失效后的修复

Repair of Out of Order Plug Valves

本文介绍了建峰化肥厂尿素装置中旋塞阀的应用情况、结构形式、失效及失效后的修复方法、修复步骤与修复要点。这种修复技术具有经济实用、省时方便的优点。

The use of plug valves in the urea unit at Jianfeng Chemical Fertilizer Plant, their designs, their failure, method of repairing out of order ones, procedure of repair and main points in repairing are described. This repairing technology has the advantages of economy, practicability, saving in time and convenience.