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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
Special environmental condition - Environmental test method - Part 3: Artificial environmental test method and guidance - Polymer material
WITHDRAWN published on 8.11.2006
Selected format:Special environmental condition - Guidance for choosing - Part 1: Metals protection
WITHDRAWN published on 8.11.2006
Selected format:Specific environmental condition - Guidance for choosing - Part 2: Polymer materials
WITHDRAWN published on 8.11.2006
Selected format:Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau
WITHDRAWN published on 8.11.2006
Selected format:Guideline for community service—Part 1:General
WITHDRAWN published on 22.12.2006
Selected format:-
WITHDRAWN published on 1.1.1980
Selected format:Reciprocating internal combustion engines—Safety—Part 1:Compression ignition engines
WITHDRAWN published on 11.11.2006
Selected format:High-visibility warning clothing for professional use
WITHDRAWN published on 7.12.2006
Selected format:Petroleum and natural gas industries—Field inspection of new casing,tubing and plain-end drill pipe
WITHDRAWN published on 15.12.2006
Selected format:Petroleum and natural gas industries—Formulae and calculation for casing, tubing, drill pipe and line pipe properties
WITHDRAWN published on 15.12.2006
Selected format:Latest update: 2026-09-19 (Number of items: 2 302 332)
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