It is not stipulated definitely whether the expanded tube joints with special structure in superhigh-pressureboiler shall be cleaned or not in accordance with the standard.
运行前，按标准应进行化学清洗，对特殊结构胀接的超高压锅炉是否也按标准执行，标准没有明确规定。
2
The problem of boilers main steam temperate to be rather high in super critical pressure concurrent boiler at start-up initial stage, which should be paid enough attention to was discussed.