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GB - Chinese national standards - Page 423

Standards GB - Chinese national standards - Page 423

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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Preview GB/T 14591-2016 13.12.2016
GB/T 14591-2016

Water treatment chemicals—Poly ferric sulfate

Standard published on 13.12.2016

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electronic design (pdf) (526.80 USD)


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526.80 USD


in 4 working days
Preview GB/T 14592-2014 24.7.2014
GB/T 14592-2014

Molybdenum discs

Standard published on 24.7.2014

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electronic design (pdf) (226.80 USD)


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226.80 USD


in 3 working days
Preview GB/T 14593-2008 20.8.2008
GB/T 14593-2008

Quantitative analysis method of cashmere, wool and their blends - Scanning electron microscope method

Standard published on 20.8.2008

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electronic design (pdf) (442.80 USD)


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442.80 USD


in 3 working days
Preview GB/T 14594-2014 5.12.2014
GB/T 14594-2014

Oxygen-free copper sheets and strips for vacuum electron devices

Standard published on 5.12.2014

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electronic design (pdf) (310.80 USD)


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310.80 USD


in 3 working days
Preview GB/T 14597-2010 10.11.2010
GB/T 14597-2010

Environmental climatic conditions appearing in different altitudes for electrical products

Standard published on 10.11.2010

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electronic design (pdf) (166.80 USD)


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166.80 USD


in 3 working days
Preview GB/T 14598.118-2021 31.12.2021
GB/T 14598.118-2021

Measuring relays and protection equipment—Part 118: Synchrophasor for power systems—Measurements

Standard published on 31.12.2021

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electronic design (pdf) (1408.80 USD)


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1 408.80 USD


in 7 working days
Preview GB/T 14598.121-2017 31.7.2017
GB/T 14598.121-2017

Measuring relays and protection equipment—Part 121:Functional requirements for distance protection

Standard published on 31.7.2017

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electronic design (pdf) (2926.80 USD)


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2 926.80 USD


in 15 working days
Preview GB/T 14598.127-2013 19.7.2013
GB/T 14598.127-2013

Measuring relays and protection equipment—Part 127:Functional requirements for over/under voltage protection

Standard published on 19.7.2013

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electronic design (pdf) (520.80 USD)


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520.80 USD


in 3 working days
Preview GB/T 14598.149-2016 24.2.2016
GB/T 14598.149-2016

Measuring relays and protection equipment—Part 149: Functional requirements for thermal electrical relays

Standard published on 24.2.2016

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electronic design (pdf) (832.80 USD)


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832.80 USD


in 4 working days
Preview GB/T 14598.151-2012 31.12.2012
GB/T 14598.151-2012

Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection

Standard published on 31.12.2012

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electronic design (pdf) (640.80 USD)


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640.80 USD


in 3 working days

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