在锅炉登记发证工作中,我们发现有两台卧式快装锅炉因耐火砖砌筑质量差而引起损坏事故。一台是莆田县某厂的KZG2-8型锅炉,由于后烟室隔墙上的小块耐火砖松动脱落形成缝隙,运行时,部分烟气由后烟室左侧短路进入右侧,经引风机流向烟囱,致使后管板上部长年累月受到磨蚀,被磨成一块 In the boiler registration and certification work, we found that two horizontal quick-loading boilers were damaged due to the poor quality of refractory masonry. One is a KZG2-8 boiler in a factory in Putian County. As the small refractory bricks on the wall of the rear smoke chamber loosen and fall off, during operation, part of the flue gas is short-circuited to the right through the left side of the rear smoke chamber. Fan flow to the chimney, resulting in the upper tube plate after years of erosion, was ground into a piece