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我公司现有3台某锅炉厂生产的SHL20-2.45-AⅡ型蒸汽锅炉,其中2台是1991年3月生产(1992年安装、厂内编号6号、7号炉),1台是1993年3月生产(1994年安装、厂内编号8号炉),3台锅炉由同一单位安装,并于当年投入使用,前期运行状况良好,未发生过事故。但自2000年以后,连续发现锅炉防焦箱前部产生贯穿性裂纹,致使该部位漏汽漏水,危及锅炉安全运行,严重影响公司的正常生产。
Our company has 3 SHL20-2.45-A Ⅱ type steam boilers produced by a certain boiler plant, of which 2 were produced in March 1991 (No. 6 and No. 7 furnaces were installed in 1992) and one was in 1993 March production (installed in 1994, No. 8 furnace plant), three boilers installed by the same unit, and put into use in the same year, the pre-operation in good condition, there was no accident. However, since 2000, continuous discovery of through cracks in the front of the boiler anti-coke box, resulting in leaking steam leakage of the site, endangering the safe operation of the boiler, seriously affecting the company’s normal production.