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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
Methods of measurement for the delta modulation equipment
Standard published on 10.3.1992
Selected format:National Food Safety Standard Food Labeling of Prepackaged Special Diet
Standard published on 26.12.2013
Selected format:Methods of measuring characteristics for discharge lamps (excluding fluorescent lamps)
Standard published on 29.4.2008
Selected format:
Methods of measuring characteristics for discharge lamps (excluding fluorescent lamps)
Execute Date: december 2026
Standard published on 25.5.2026
Selected format:Technical requirements for torsional vibration measuring instrument
Standard published on 27.9.2008
Selected format:Description of torsional vibration absorber characteristics
Standard published on 24.4.2009
Selected format:Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration - Part 1: General requirements
Standard published on 30.4.2007
Selected format:Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration - Part 2: Vibration in buildings(1Hz to 80Hz)
Standard published on 27.9.2008
Selected format:Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration - Part 4: Guidelines for the evaluation of the effects of vibration and rotational motion on passenger and crew comfort in fixed-guideway transport systems
Standard published on 5.11.2012
Selected format:Mechanical vibration and shock—Evaluation of human exposure to whole-body vibration—Part 5: Method for evaluation of vibration containing multiple shocks
Standard published on 31.12.2015
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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