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研究了用于高参数机组的低合金铬钼 (1 2 Cr Mo、1 0 Cr Mo91 0 )和铬钼钒 (1 2 Cr1 Mo V)钢主蒸汽管的老龄化进程、使用寿命评定和使用寿命期限等问题 ,对主蒸汽管金属老龄化机制进行了阐述 ,并对主蒸汽管寿命管理和研究提出了建议
The aging process, service life evaluation and service life of the low-alloy chromium-molybdenum (1 2 Cr Mo, 1 0 Cr Mo 91 0) and main molybdenum-chromium molybdenum vanadium (1 2 Cr1 Mo V) steels for high-parameter units were studied Term and other issues, the main steam metal aging mechanism is described, and the main steam pipe life management and research recommendations