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针对某台用奥氏体不锈钢作为管束的循环水换热器发生开裂失效的事例,通过分析水质和对失效换热管截取试样进行试验分析,明确了换热器管束腐蚀失效的原因,并提出相应的预防措施。
Aiming at a case of cracking failure of a circulating water heat exchanger with austenitic stainless steel as a tube bundle, the causes of corrosion failure of the heat exchanger tube bundle were clarified by analyzing the water quality and testing the intercepted samples of the failed heat exchange tube Put forward the corresponding precautionary measures.