GB 6249-1986
Replaced
NB/T 20500-2025
Active
Industry standards-Energy
NB/T 20500-2025 Exterior insulation installation and acceptance technical specifications for the piping of the nuclear island of a pressurized water reactor nuclear power plant
NB/T 20500-2025 Exterior insulation installation and acceptance technical specifications for the piping of the nuclear island of a pressurized water reactor nuclear power plant
Basic Information
Standard Code:
NB/T 20500-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nNuclear island of a nuclear power plant
ICS Name:
Nuclear power stations, safety
Publish Date:
2025-12-18
Implement Date:
2026-06-18
Publisher:
国家能源局
Technical Committee:
中国核电发展中心
Scope
本文件适用于压水堆核电厂核岛安装过程中主管道及工艺管道的绝热工程预制、安装及验收。
Development Information
Drafting Units:
中广核工程有限公司、深圳市核鹏工程监理有限责任公司、中国核工业二三建设有限公司、中国核工业第五建设有限公司、上海和运工程咨询有限公司
Drafting Persons:
张勇、黄锐、于丽丽、白相东、贾军辉、李付良、周凯、吕瑞婷、马宏磊、邱志刚、罗常波、杨琼凤、王登基、谢光勇、张大伟、王青、焦健
Replace the following standards
Related Standards
GB/T 12726.1-1991
Replaced
GB/T 12726.1-1991 Radiation monitoring equipment for accident and post-accident conditions in nuclear power plants—Part 1:General requirements
GB/T 13178-1991
Replaced
GB/T 13178-1991 Partially depleted gold silicon surface barrier detectors
GB/T 13180-1991
Replaced
GB/T 13180-1991 G-M counter tubes for detecting γ radiation
GB/T 13182-1991
Replaced
GB/T 13182-1991 Scintillation detectors of sodium iodide (thallium)
GB/T 12726.2-1991
Replaced