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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Regulation of radiation protection for handling nonsealed radioactive material
WITHDRAWN published on 21.12.1989
Selected format:Nuclear power plants--Guidelines to ensure quality of collected data on reliability
WITHDRAWN published on 1.1.1989
Selected format:Nuclear power plants--Reliability data exchange--General guidelines
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--General terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Oceanographic geology instrumentation terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Mud instrumentation terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Geological remote sensing and telemetry terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Gravimetric prospecting instrument terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Magnetic prospecting instrumentation terms
WITHDRAWN published on 1.1.1989
Selected format:Geological instrumentation terminology--Seismic prospecting instrument terms
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2025-11-11 (Number of items: 2 243 547)
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