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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
Presentation of reliability data on electronic components (or parts)
WITHDRAWN published on 1.1.1986
Selected format:Reliability and maintainability management
WITHDRAWN published on 1.1.1986
Selected format:Dependability management—Part 2:Dependability programme elements and tasks
WITHDRAWN published on 24.10.1997
Selected format:Reliability procedure for system and equipment development and production
WITHDRAWN published on 17.11.1986
Selected format:General requirements of the electrical installations in ships
WITHDRAWN published on 20.11.1986
Selected format:Electrical installation in ships - Definitions and general requirements
WITHDRAWN published on 6.3.2006
Selected format:Markings for electric cables and wires Part 1:General requirements
WITHDRAWN published on 20.11.1986
Selected format:Markings for electric cables and wires Part 2:Standard colors
WITHDRAWN published on 20.11.1986
Selected format:Markings for electric cables and wires Part 3:Identifications of cables and wires
WITHDRAWN published on 20.11.1986
Selected format:Markings for electric cables and wires Part 4:Identifications of insulated conductors of cables and wires for electrical appliances and equipments
WITHDRAWN published on 20.11.1986
Selected format:Latest update: 2026-06-21 (Number of items: 2 283 476)
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