260t转炉炉壳锥段旋转更换方法

Method for Replacing Tapered Section of 260 t Converter Shell by Spinning

介绍了鞍钢260 t转炉炉壳更换方法的工艺思路、施工流程及操作要点。该方法摒弃了以往更换转炉锥段的繁琐性以及工期长、投资大等缺点,利用设备自身本体功能进行安装,节省了工期、简化了程序、降低了费用,该方法适用于转炉大中年修及检修抢修项目的施工。

Technological ideas on replacement, construction process and main points for replacing the tapered section of the shell of 260 t converter in Angang are introduced. The new method for replacing the tapered section overcomes some shortcomings such as complicated procedures for replacing, long time for finishing the replacement and high investment. By this method the operation for replacement can be done by making use of its own function of the converter and thus time for finishing the replacing construction is saved, replacing procedures are simplified and as a result cost for the replacement project is reduced. So this new method is applicable to the annual maintenances such as heavy repairs or medium repairs of converters, or to constructions for checking and repairing converters or emergency repairing for converters.