GB - Chinese national standards - Page 7534

Standards GB - Chinese national standards - Page 7534

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GB 3970-1983 WITHDRAWN

Steel pins for pin insulators used on over head power and telegraph lines

WITHDRAWN published on 1.1.1983

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ON REQUEST


Out of stock
GB 3971.1-1983 WITHDRAWN

Numbering for automatic telephone in national communication network

WITHDRAWN published on 1.1.1983

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298.80 USD


in 2 working days
GB 3971.2-1983 WITHDRAWN

Interoffice junction digital line signalling system for telephone automatic switching network

WITHDRAWN published on 15.12.1983

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698.80 USD


in 3 working days
GB/T 3972-1992 WITHDRAWN

Relays for crossbar telephone switching systems

WITHDRAWN published on 6.10.1992

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ON REQUEST


Out of stock
GB/T 3973-1992 WITHDRAWN

Crossbar switches

WITHDRAWN published on 6.10.1992

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998.80 USD


in 5 working days
GB/T 39733-2020 WITHDRAWN

Recycling iron-steel materials

WITHDRAWN published on 14.12.2020

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356.30 USD


IN STOCK
GB/T 39737-2020 WITHDRAWN

Specification for national park establishment

WITHDRAWN published on 22.12.2020

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998.80 USD


in 4 working days
GB/T 3974-1983 WITHDRAWN

Telephone transmission interference allowances for long-distance high-capacity analogue microwave communication systems

WITHDRAWN published on 15.12.1983

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498.80 USD


in 3 working days
ON REQUEST


Out of stock
GB/T 39752-2021 WITHDRAWN

Safety requirements and test specifications of electric vehicle conductive supply equipment

WITHDRAWN published on 9.3.2021

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631.30 USD


IN STOCK

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