NB/T 20006.38-2024 Active Industry standards-Energy

NB/T 20006.38-2024 The alloy steel for pressurized water nuclear power plant - Part 38: Mn-Ni-Mo steel for forged parts used in non-active back-up equipment

Publish Date: 2024-12-25 Implement Date: 2025-06-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: NB/T 20006.38-2024

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Steel ingots and steel billets

ICS Name: \nSteel forgings

Publish Date: 2024-12-25

Implement Date: 2025-06-25

Scope

It is suitable for the use of 19MnNiMo and 20MnNiMo alloy steel forgings in equipment such as the core refill tank, the non-active residual heat discharge heat exchanger, the normal residual heat discharge heat exchanger, and the emergency injection tank of pressurized water reactor nuclear power plants.

Development Information

Same series standard

NB/T 20006.1-2024 Pressurized water reactor nuclear power plant alloy steel - Part 1: Magnesium-nickel-molybdenum steel forgings for the irradiated reactor pressure vessel shell of the reactor NB/T 20006.7-2024 Pressurized water reactor nuclear power plant alloy steel - Part 7: Molybdenum-nickel-manganese steel forged components for steam generator shell NB/T 20006.9-2024 Pressurized water reactor nuclear power plant alloy steel - Part 9: Manganese-nickel-molybdenum steel forgings for steam generator water chamber head NB/T 20006.11-2024 Pressurized water reactor nuclear power plant alloy steel - Part 11: Magnesium-nickel-molybdenum steel forgings for pressure vessel shell and head NB/T 20006.14-2024 Nuclear steel alloy for pressurized water reactor plants - Part 14: Nickel-chromium-molybdenum steel forged bars for fasteners in reactor pressure vessel and reactor coolant pump components NB/T 20006.20-2024 Pressurized water nuclear power plant alloy steel - Part 20: Seamless steel pipes for main steam and feedwater pipes NB/T 20006.21-2024 The alloy steel for pressurized water reactor nuclear power plants - Part 21: Manganese-nickel-molybdenum alloy steel for integral bottom head of reactor pressure vessel

Replace the following standards

NB/T 20006.38-2017 Pressurized water reactor nuclear power plant alloy steel - Part 38: 19MnNiMo for core cooling water tank forgings

Related Standards

GB/T 13320-2007 Active

GB/T 13320-2007 Metellographic grading atlas and assessing method for steel die forgings

Publish Date: 2007-04-18

GB/T 20911-2007 Active

GB/T 20911-2007 Semi finished products for forging—Tolerances on dimensions shape and mass

Publish Date: 2007-04-18

GB/T 21469-2008 Active

GB/T 21469-2008 Machining allowances and tolerances for steel open die forgings on hammer—General requirement

Publish Date: 2008-02-28

GB/T 21470-2008 Active

GB/T 21470-2008 Machining allowances and tolerances for steel open die forgings on hammer—Disks,columns,rings and seamless cylindrical sleeves

Publish Date: 2008-02-28

GB/T 21471-2008 Active

GB/T 21471-2008 Machining allowances and tolerances for steel open die forgings on hammer—Shafts

Publish Date: 2008-02-28

GB/T 22131-2008 Replaced

GB/T 22131-2008 Practice for ultrasonic examination from bored surfaces of cylindrical forgings

Publish Date: 2008-06-25