Standards GB - Chinese national standards - Page 619

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 16514.2-2005

Electromechanical switches for use in electronic equipment Part 5:Sectional specification for pushbutton switches Section 1-Blank detail specification

Standard published on 26.8.2005

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GB/T 16515-2023

Potentiometers for use in electronic equipment—Part 5: Sectional specification—Single-turn rotary low-power wirewound and non-wirewound potentiometers

Standard published on 7.9.2023

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GB/T 16516-1996

Quartz crystal units--A specification in the quality assessment system for electronic components--Part 2:Sectional specification--Capability approval

Standard published on 9.9.1996

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electronic design (pdf) (886.80 USD)

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GB/T 16517-1996

Quartz crystal units--A specification in the quality assessment system for electronic components--Part 3:Sectional specification--Qualification approval

Standard published on 9.9.1996

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GB/T 16518-1996

Specification of assessment for musical performance on electronic organ

Standard published on 9.9.1996

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