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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
Guidelines for the criteria of performance excellence
WITHDRAWN published on 30.8.2004
Selected format:Rules for inspection of form and position tolerances
WITHDRAWN published on 20.5.1980
Selected format:Geometrical product Specifications(GPS)—Geometrical tolerance—Verification prescription
WITHDRAWN published on 11.11.2004
Selected format:Criteria for performance excellence
WITHDRAWN published on 30.8.2004
Selected format:Modbus industrial automation network specification—Part 1:Modbus application protocol
WITHDRAWN published on 21.9.2004
Selected format:Modbus industrial automation network specification—Part 2:Modbus protocol implementation guide over serial link
WITHDRAWN published on 21.9.2004
Selected format:Modbus industrial automation network specification—Part 3:Modbus protocol implementation guide over TCP/IP
WITHDRAWN published on 21.9.2004
Selected format:Classification and code for transactions of foreign-related payments
WITHDRAWN published on 13.9.2004
Selected format:Magnetic stripe data content and specification for bank card
WITHDRAWN published on 13.9.2004
Selected format:Product of designations of origin or geographical indication—Turpan grape
WITHDRAWN published on 15.9.2004
Selected format:Latest update: 2024-05-01 (Number of items: 2 896 514)
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