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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
Rules for the presentation of graphical symbols for use on signs—Part 1:Design principles for public information graphical symbols
WITHDRAWN published on 16.7.2008
Selected format:Rules for the presentation of graphical symbols for use on graphical signs—Part 2:Test methods
WITHDRAWN published on 16.7.2008
Selected format:Rules for the presentation of graphical symbols for use on graphical signs—Part 2:Methods for testing comprehensibility
WITHDRAWN published on 19.7.2013
Selected format:Rolling stock gauge for standard gauge railway The general rules and methods for inspecting of rolling stock gauge
WITHDRAWN published on 2.7.1997
Selected format:Rolling stock gauge for standard gauge railway The general for upper part of rolling stock
WITHDRAWN published on 2.7.1997
Selected format:Rolling stock gauge for standard gauge railway—The general for upper part of electric locomotive
WITHDRAWN published on 2.7.1997
Selected format:Rolling stock gauge for standard gauge railway—The gauge for upper part of double-deck coaches
WITHDRAWN published on 2.7.1997
Selected format:Rolling stock gauge for standard gauge railway The gauge for lower part of rolling stock
WITHDRAWN published on 2.7.1997
Selected format:Technical specifications for centrifugal pumps—Class I
WITHDRAWN published on 4.7.1997
Selected format:Mechanical vibration—Balancing—Shaft and fitment key convention
WITHDRAWN published on 4.7.1997
Selected format:Latest update: 2024-05-17 (Number of items: 2 902 148)
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