Abrasion and corrosion of heating surface, superheater tube cracking and weld leakage are the main cause of waste heat boiler breakdown in sulphuric acid plant.
硫酸废热锅炉故障主要是由受热面管子的磨损、受热面的腐蚀、过热器爆管及焊缝漏水等引起的。
The main reason which causes the breakdown of marine boiler superheater is its inner corrosion, which is taken to be developed from the parts of tube top to entire top, and this leads to leakage.
鉴于某型舰用锅炉过热器破损的主因在于其内部腐蚀，而破损的主要方式是由管头的溃烂开始直至整个管头烂掉为止，导致管子的胀接松动而漏泄。
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