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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
Rubber and plastics hose assemblies—Flexing combined with hydraulic impulse test (half-omega test)
Standard published on 14.5.2008
Selected format:General principles for establishing allowance of energy consumption per unit throughput
Standard published on 29.9.2024
Selected format:General specification for alkaline nickel-iron rechargeable batteries
Standard published on 30.12.2011
Selected format:Nuclear power plantsInstrumentation important to safetyRadiation monitoring for accident and post-accident conditionsPart 1: General requirements
Standard published on 17.12.2013
Selected format:Nuclear power plantsInstrumentation important to safetyRadiation monitoring for accident and post-accident conditions—Part 2: Equipment for continuous off-line monitoring of radioactivity in gaseous effluents and ventilation air
Standard published on 17.12.2013
Selected format:Nuclear power plantsInstrunmentation important to safetyRadiation monitoring for accident and post-accident conditionsPart 3: Equipment for continous high range area gamma monitoring
Standard published on 17.12.2013
Selected format:Nuclear power plantsInstrumentation important to safetyRadiation monitoring for accident and post-accident conditionsPart 4: Equipment for continuous in-line or on-line monitoring of radioactivity in process streams
Standard published on 17.12.2013
Selected format:Qualification of electrical equipment important to safety for nuclear power plants
Standard published on 23.5.2023
Selected format:Terms of edible mushroom
Standard published on 2.6.2006
Selected format:Spices and condiments - Nomenclature
Standard published on 16.7.2008
Selected format:Latest update: 2026-03-29 (Number of items: 2 269 691)
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