GB - Chinese national standards - Page 4848

Standards GB - Chinese national standards - Page 4848

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 50774-2012

Code for construction and acceptance of dry-type smoothing reactors in converter stations at ±800kV and below

Standard published on 28.5.2012

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862.80 USD


in 6 working days
GB/T 50775-2012

Code for construction and acceptance of converter valve in converter station at ±800kV and below

Standard published on 28.5.2012

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1 006.80 USD


in 6 working days
GB 50776-2012

Code for construction and acceptance of converter transformer in converter station at ±800kV and below

Standard published on 28.5.2012

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1 198.80 USD


in 7 working days
GB 50777-2012

Code for construction and acceptance of frame works in converter station at ±800kV and below

Standard published on 28.5.2012

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886.80 USD


in 6 working days
GB 50778-2012

Code for investigation of geotechnical engineering of open pit coal mine

Standard published on 28.5.2012

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ON REQUEST


Out of stock
GB/T 50779-2022

(Anti-blast design standards for petrochemical buildings)

Standard published on 1.1.2022

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ON REQUEST


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GB/T 5078-2026

Method for the determination of the space required by capacitors and resistors with unidirectional terminations

Standard published on 27.2.2026

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256.80 USD


in 3 working days
GB/T 50780-2013

Terminology standard of electronics engineering construction

Standard published on 7.2.2013

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ON REQUEST


Out of stock
GB 50781-2012

Technical code for Chemical System of Electronic Factory

Standard published on 28.6.2012

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162.00 USD


IN STOCK
GB 50782-2012

Code for technological design of non-ferrous concentrator

Standard published on 13.8.2012

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ON REQUEST


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