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GB - Chinese national standards - Page 7498

Standards GB - Chinese national standards - Page 7498

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 3020-1982 1.1.1982
GB 3020-1982 WITHDRAWN

Marine circular flanges of impact-proof rigid PVC plastics

WITHDRAWN published on 1.1.1982

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in 2 working days
Preview GB/T 30200-2013 31.12.2013
GB/T 30200-2013 WITHDRAWN

Test method for energy consumption of rubber and plastics injection moulding machines

WITHDRAWN published on 31.12.2013

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in 3 working days
Preview GB/T 30224-2013 31.12.2013
GB/T 30224-2013 WITHDRAWN

Clinical use of tests for Toxoplasma gondii

WITHDRAWN published on 31.12.2013

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in 3 working days
Preview GB/T 30237-2013 31.12.2013
GB/T 30237-2013 WITHDRAWN

Ancient wall painting deterioration and legends

WITHDRAWN published on 31.12.2013

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in 4 working days
Preview GB/Z 30249-2013 31.12.2013
GB/Z 30249-2013 WITHDRAWN

Safety requirements for electrical equipment for measurement,control,and laboratory use—Protocol for the preparation of conformity verfication reports for the GB 4793 series

WITHDRAWN published on 31.12.2013

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in 3 working days
Preview GB 30250-2013 18.12.2013
GB 30250-2013 WITHDRAWN

The norm of energy consumption per unit product of ethylene plant

WITHDRAWN published on 18.12.2013

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IN STOCK
Preview GB 30251-2013 18.12.2013
GB 30251-2013 WITHDRAWN

The norm of energy consumption per unit product for petroleum refining

WITHDRAWN published on 18.12.2013

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in 3 working days
Preview GB 30252-2013 18.12.2013
GB 30252-2013 WITHDRAWN

The norm of energy consumption per unit product of ultra-white patterned glass

WITHDRAWN published on 18.12.2013

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in 3 working days
Preview GB 30253-2013 18.12.2013
GB 30253-2013 WITHDRAWN

Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors

WITHDRAWN published on 18.12.2013

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Preview GB 30254-2013 18.12.2013
GB 30254-2013 WITHDRAWN

Minimum allowable values of energy efficiency and the energy efficiency grades for cage three-phase high voltage induction motor

WITHDRAWN published on 18.12.2013

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