NB/T 20006.17-2021 Alloy Steels for Pressurized Water Reactor Nuclear Power Plants Part 17: Manganese-Nickel-Molybdenum Steel Forgings for Reactor Pressure Vessel Flanges and Connecting Sections (English Version)
2021NB/T 20006.17-2021 Alloy Steels for Pressurized Water Reactor Nuclear Power Plants Part 17: Manganese-Nickel-Molybdenum Steel Forgings for Reactor Pressure Vessel Flanges and Connecting Sections