Standards

NB/T 20007.15-2024 Active

NB/T 20007.15-2024 NB/T 20007.15-2024 Pressurized Water Reactor Nuclear Power Plant - Stainless Steel for Internal Components and Core Measurement Sealing Components Fasteners - Cold Work Hardening Austenitic Stainless Steel Bars

It is suitable for cold-work hardened austenitic stainless steel rods used in the reactor internals and core measurement sealing components of pressurized water reactor nuclear power plants.

Publish Date: 2024-09-24

NB/T 35039-2024 Active

NB/T 35039-2024 NB/T 35039-2024 Hydraulic Engineering Geological Observation Code

This procedure is applicable to the observation work in geological exploration of large and medium-sized hydropower projects.

Publish Date: 2024-09-24

NB/T 20007.14-2024 Active

NB/T 20007.14-2024 Pressurized water nuclear power plant stainless steel for pressure vessel no. 14: Stainless steel rods and profiles for austenitic stainless steel equipment in classes 1, 2, and 3 for use in pressurized water nuclear power plant vessels

It is suitable for austenitic stainless steel rods and profiles (H-beams and square steel pipes) used in the equipment of Class 1, 2 and 3 of pressurized water reactors nuclear power plants.

Publish Date: 2024-09-24

NB/T 31086-2024 Active

NB/T 31086-2024 NB/T 31086-2024 Wind power construction project technical standards for soil and water conservation

This standard applies to water and soil conservation in wind power construction projects.

Publish Date: 2024-09-24

NB/T 20007.10-2024 Active

NB/T 20007.10-2024 NB/T 20007.10-2024 Pressurized Water Reactor Nuclear Power Plant - Stainless Steel for Heat Exchanger Applications Part 10: Seamless Austenitic Stainless Steel Tubes for Class 1, 2, and 3 Heat Exchangers

It is suitable for seamless austenitic stainless steel pipes (straight pipes and bent pipes) with a nominal wall thickness of 0.8 mm to 4.0 mm, used in the first, second, and third-level heat exchangers of pressurized water reactors nuclear power plants.

Publish Date: 2024-09-24

NB/T 11678-2024 Active

NB/T 11678-2024 NB/T 11678-2024 Biogas Engineering Post-evaluation Report Preparation Guidelines

This regulation applies to the preparation of post-evaluation reports for large and medium-sized biogas projects.

Publish Date: 2024-09-24

NB/T 20007.8-2024 Active

NB/T 20007.8-2024 Pressurized water nuclear power plant stainless steel - 8th edition: Seamless stainless steel tube for austenitic stainless steel used in Class 1, 2, and 3 equipment of nuclear power plant

It is suitable for use in Class 1, 2, and 3 equipment and pipelines of pressurized water reactors nuclear power plants, and is made of austenitic stainless steel seamless steel pipes with a nominal wall thickness of 1 mm to 50 mm.

Publish Date: 2024-09-24

NB/T 11677-2024 Active

NB/T 11677-2024 NB/T 11677-2024 Design guidelines for start-up system of pumped storage energy storage unit using static frequency converters

This guideline applies to the design of the stationary variable-frequency starting system for units in new, modified, or expanded pumped storage power stations.

Publish Date: 2024-09-24

NB/T 20007.6-2024 Active

NB/T 20007.6-2024 Pressurized water nuclear power plant stainless steel for reactor internal components - Part 6: Austenitic stainless steel plates for reactor internals

It is suitable for the use of 06Cr19Ni10, 07Cr19Ni10, and 026Cr19Ni10N austenitic stainless steel plates in the reactor internals of pressurized water reactor nuclear power plants.

Publish Date: 2024-09-24

NB/T 11676-2024 Active

NB/T 11676-2024 NB/T 11676-2024 Hydraulic Engineering and Water Works Metallic Structure Equipment Manufacturing Supervision Specification

This specification applies to the manufacturing and supervision of metal structural equipment such as gates, silt traps, actuators, sludge cleaners, and floating debris barriers in hydropower projects.

Publish Date: 2024-09-24

NB/T 20007.5-2024 Active

NB/T 20007.5-2024 Pressurized water reactor nuclear power plant - Stainless steel for pressure vessel equipment - Part 5: Austenitic stainless steel plates for Class 1, 2, and 3 equipment

It is suitable for austenitic stainless steel plates with a thickness of no more than 120mm used in Class 1, 2 and 3 equipment of pressurized water reactor nuclear power plants.

Publish Date: 2024-09-24

NB/T 11675-2024 Active

NB/T 11675-2024 NB/T 11675-2024 Hydraulic Engineering Code for Corrosion Prevention of Metal Structural Equipment

This document is applicable to the design, construction, acceptance, and management and maintenance of anti-corrosion measures for metal structure equipment in hydropower projects.

Publish Date: 2024-09-24