介绍了空分设备配套的几种蒸汽加热器的结构类型,重点介绍了近年来新开发的低翅整体轧制式蒸汽加热器的优缺点和再开发及结构改进的情况,分析造成该类蒸汽加热器泄漏的主要原因.提出了质量控制的方法和手段。 The types of steam heaters supported by air separation plants are introduced. The advantages and disadvantages, re-development and structural improvements of newly developed low-draft whole-rolled steam heaters are introduced emphatically. The reasons for such steam The main reason of heater leakage is to put forward the methods and means of quality control.