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介绍52000m3/h空分设备分子筛纯化系统蒸汽加热器2起泄漏故障的现象,这2起故障分别由母材缺陷导致列管爆裂和结冰膨胀使封头焊缝泄漏引起。阐述了相应的处理措施。
Introduced 52000m3 / h air separation plant molecular sieve purification system steam heater 2 from the phenomenon of leakage failure, which caused by the base metal defects tube burst and icing expansion of the head weld leakage caused. Elaborated the corresponding measures.