NB/T 20006.2-2021 Alloy Steels for Pressurized Water Reactor Nuclear Power Plants Part 2: Manganese-Nickel-Molybdenum Steel Forgings for Reactor Pressure Vessel Shells Not Subject to Strong Irradiation (English Version)
2021NB/T 20006.2-2021 Alloy Steels for Pressurized Water Reactor Nuclear Power Plants Part 2: Manganese-Nickel-Molybdenum Steel Forgings for Reactor Pressure Vessel Shells Not Subject to Strong Irradiation
2011NB/T 20006.2-2011 Alloy steel for pressurized water reactor nuclear power plants.Part 2:Mn-Ni-Mo steel forgings for reactor pressure vessel shells outside the beltline region