Standard Number: NB/T 20005.18-2018(NB/T20005.18-2018)
Chinese:压水堆核电厂用碳钢和低合金钢 第18部分:主蒸汽隔离阀阀体用铸件
English:Carbon and low alloy steels for pressurized water reactor nuclear power plants Part 18: Castings for main steam isolation valve bodies
Effective Date:2018-09-01
Standard Applicability:This part specifies the requirements for manufacture, inspection and acceptance of main steam isolation valve body castings for pressurized water reactor nuclear power plants. This part applies to ZG275-485 castings for main steam isolation valve body of pressurized water reactor nuclear power plant.
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