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Standards GB - Chinese national standards - Page 253
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
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GB/T 13135-1991
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15×16 Dot matrix font set and data set of Yi characters for information interchange
Standard published on 15.8.1991
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GB/T 13138-2020
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General specification for synchro
Standard published on 14.12.2020
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GB/T 13139-2008
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General specification for hysteresis synchronous motors
Standard published on 13.6.2008
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GB/T 13140.1-2008
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Connecting devices for low-voltage circuits for household and similar purposes - Part l: General requirements
Standard published on 30.12.2008
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GB/T 13140.2-2008
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Connecting devices for low voltage circuits for household and similar purposes - Part 2: Particular requirements for connecting devices as separate entities with screw-type clamping units
Standard published on 30.12.2008
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GB/T 13140.3-2008
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Connecting devices for low voltage circuitsfor household and similar purposes - Part 2: Particular requirements for connecting devices as separate entities with screwless-type clamping units
Standard published on 30.12.2008
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GB/T 13140.4-2008
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Connecting devices for low voltage circuits for household and similar purposes - Part 2: Particular requirements for connecting devices as separate entities with insulation piercing clamping units
Standard published on 30.12.2008
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GB/T 13140.5-2008
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Connecting devices for low-voltage circuits for household and similar purposes - Part 2: Particular requirements for twist-on connecting devices
Standard published on 30.12.2008
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GB/T 13141-1991
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Greek alphabet coded character set for bibliographic information interchange
Standard published on 30.8.1991
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GB/T 13142-1991
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Extension of the Latin alphabet coded character set for bibliographic information interchange
Standard published on 30.8.1991
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