Standards GB - Chinese national standards - Page 806

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 17737.106-2018

Coaxial communication cables—Part 1-106: Electrical test methods—Test for withstand voltage of cable sheath

Standard published on 15.3.2018

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GB/T 17737.107-2018

Coaxial communication cables—Part 1-107: Electrical test methods—Test for cable microphony charge level (mechanically induced noise)

Standard published on 17.9.2018

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GB/T 17737.108-2018

Coaxial communication cables—Part 1-108:Electrical test methods—Test for characteristic impedance, phase and group delay, electrical length and propagation velocity

Standard published on 15.3.2018

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GB/T 17737.11-2024

Coaxial communication cables—Part 11: Sectional specification for semi-rigid cables with polyethylene (PE) dielectric

Standard published on 25.4.2024

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