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GB - Chinese national standards - Page 181

Standards GB - Chinese national standards - Page 181

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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Publication year
Preview GB/T 12355-2008 16.7.2008
GB/T 12355-2008

Micrographics - Splices of microfilm with image - Dimensions and Operational Constraints

Standard published on 16.7.2008

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226.80 USD


in 3 working days
Preview GB/T 12356-2008 16.7.2008
GB/T 12356-2008

Micrographics - 16 mm planetary cameras - Test target for checking performance

Standard published on 16.7.2008

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electronic design (pdf) (178.80 USD)


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178.80 USD


in 2 working days
Preview GB/T 12357.1-2024 31.12.2024
GB/T 12357.1-2024

Multimode optical fibres for telecommunication—Part 1:Sectional specification for category A1 multimode fibres

Standard published on 31.12.2024

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electronic design (pdf) (910.80 USD)


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910.80 USD


in 6 working days
Preview GB/T 12357.2-2004 8.6.2004
GB/T 12357.2-2004

Multimode optical fibres fortelecommunication--Part 2:Sectional specification for category A2 multimode fibres

Standard published on 8.6.2004

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electronic design (pdf) (190.80 USD)


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190.80 USD


in 3 working days
Preview GB/T 12357.3-2004 8.6.2004
GB/T 12357.3-2004

Multimode optical fibres fortelecommunication--Part 3:Sectional specification for category A3 multimode fibres

Standard published on 8.6.2004

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electronic design (pdf) (226.80 USD)


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226.80 USD


in 3 working days
Preview GB/T 12357.4-2016 25.4.2016
GB/T 12357.4-2016

Multimode optical fibres for telcommunication—Part 4: Sectional specification for category A4 multimode fibres

Standard published on 25.4.2016

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electronic design (pdf) (406.80 USD)


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406.80 USD


in 4 working days
Preview GB/T 12357.4-2026 31.3.2026
GB/T 12357.4-2026

Multimode optical fibres for telecommunication—Part 4: Sectional specification for category A4 multimode fibres
Execute Date: october 2026

Standard published on 31.3.2026

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB 12358-2024 28.11.2024
GB 12358-2024

Gas detection and alarm instruments for workplace—General technical requirements

Standard published on 28.11.2024

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electronic design (pdf) (910.80 USD)


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910.80 USD


in 6 working days
Preview GB/T 12359-2008 30.7.2008
GB/T 12359-2008

Metric trapezoidal screw threads - Limits of sizes

Standard published on 30.7.2008

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electronic design (pdf) (1114.80 USD)


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1 114.80 USD


in 7 working days
Preview GB/T 1236-2017 1.11.2017
GB/T 1236-2017

Industrial fan—Performance testing using standardized airways

Standard published on 1.11.2017

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electronic design (pdf) (3592.80 USD)


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3 592.80 USD


in 15 working days

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