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Standards GB - Chinese national standards - Page 620
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 16525-2015
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Semiconductor integrated circuits—Specification of leadframes for plastic leaded chip carrier package
Standard published on 15.5.2015
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GB/T 16526-1996
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Test method of measuring the lead-to-lead and loading capacitance of package leads
Standard published on 9.9.1996
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GB/T 16527-1996
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Specification for photoresist/E-beam resist for hard surface photoplates
Standard published on 9.9.1996
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GB/T 16528-1996
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Zinc oxide ceramics for use in varistors
Standard published on 9.9.1996
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GB/T 16529-1996
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Splices for optical fibres and cables--Part 1:Generic specification--Hardware and accessories
Standard published on 9.9.1996
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GB/T 16529.1-2025
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Optical cable closures—Part 1Generic specification
Standard published on 2.12.2025
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GB/T 16529.2-1997
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Splices for optical fibres and cables--Part 2:Sectional specification--Splice organizers and closures for optical fibres and cables
Standard published on 4.12.1997
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GB/T 16529.3-1997
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Splices for optical fibres and cables--Part 3:Sectional specification--Fusion splice organizers and closures for optical fibres and cables
Standard published on 4.12.1997
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GB/T 16529.4-1997
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Splices for optical fibres and cables--Part 4:Sectional specification--Mechanical splices for optical fibres and cables
Standard published on 4.12.1997
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GB/T 1653-2023
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o-p-Chloronitrobenzene
Standard published on 6.8.2023
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