压水堆核电厂用合金钢 第37部分:反应堆压力容器非堆芯区用19MnNiMo锻件
Alloy steel for pressurized water reactor nuclear power plants - Part 37:19MnNiMo steel forgings for reactor vessel non-core region
2017-02-10
NB/T 20006.12-2011
压水堆核电厂用合金钢 第12部分:反应堆冷却剂泵主法兰用锰-镍-钼钢锻件
Alloy steel for pressurized water reactor nuclear power plants. Part 12:Mn-Ni-Mo steel main flange forgings for pressurized water reactor coolant pumps
2011-07-01
NB/T 20006.14-2024
压水堆核电厂用合金钢 第14部分:反应堆压力容器和反应堆冷却剂泵紧固件用镍-铬-钼钢锻棒
2024-09-24
NB/T 20008.2-2010
压水堆核电厂用其它材料 第2部分:蒸汽发生器、反应堆冷却剂泵和主蒸汽管路支承件用锰-钼-钒合金钢铸件
Other material for pressurized water reactor nuclear power plants-Part 2:Mn-Mo-V steel castings for use in the fabrication of steam generator and reactor coolant pump supports,main steam line supports