NB/T 20442.5-2017.Guideline of periodic safety review for nuclear power plants-Part 5: Probabilistic safety analysis. 1范围 NB/T 20442.5规定了核电厂概率安全分析要素定期

NB/T 20442.6-2017.Guideline of periodic safety review for nuclear power plants-Part 6: Actual condition of structures, systems and components. 1范围 NB/

NB/T 20441-2017.Technical regulation of hydrostatic test for secondary part of the steam generator of pressurized water reactor nuclear power plants.

NB/T 20431-2017.Structural integrity test of steel containment vessel for pressurized water reactor power plants. 1范围 NB/T 20431规定了压水堆核电厂钢制安全壳结构整体性试验的

NB/T 20436-2017.Water chemistry for pressurized water reactor nuclear power plant. 1范围 NB/T 20436规定了压水堆核电厂一回路和二 回路主要的水化学参数。 NB/T 20436适用于压水堆核电厂一回路和二回路

NB/T 20439-2017.Evaluation rule of pressure-temperature limit curves for reactor pressure vessel of pressurized water reactor nuclear power plants. 1范

NB/T 20440-2017.Assessment criteria for proventing fast rupture of reactor pressure vessel of pressurized water reactor nuclear power plants. 1范围 NB/T

NB/T 47063-2017.Safety valves for power station. 1范围 1.1 NB/T 47063规定了电站用安全阀的术语、一般要求、制造要求、性能要求、试验、标志和铅封、安装和调试。 1.2 NB/T 47063适用于火力发电站以水蒸气为介质，工作压力小于或等于

NB/T 47066-2018.Thermal performance test method for condensing boiler. 1范围 1.1 NB/T 47066规定了冷凝锅炉热工性能试验要求、仪表仪器及测试方法、结果计算、修正、不确定度分析以及试验报告的要求。 1.2 NB/T 4

NB/T 51002-2012.Method of solid-illing in fully-mechanized coal mining. 1范围 NB/T 51002规定了综合机械化固体充填采煤方法有关的术语和定义、适用条件、系统布置、设备构成、工艺、岩层移动控制要求、围岩破坏和地表移动预计及