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Standards GB - Chinese national standards - Page 7177

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GB/T 2423.18-2000 WITHDRAWN

Environmental testing—Part 2:Tests—Test Kb:Salt mist, cyclic (sodium chloride solution)

WITHDRAWN published on 3.1.2000

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GB/T 2423.18-2012 WITHDRAWN

Environmental testing—Part 2:Test methods—Test Kb:Salt mist,cyclic(sodium chloride solution)

WITHDRAWN published on 5.11.2012

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GB/T 2423.19-1981 WITHDRAWN

Basic environmental testing procedures for electric and electronic products--Test Kc:The sulphur dioxide method at the point of contact and the connecting element

WITHDRAWN published on 10.8.1981

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GB/T 2423.2-1989 WITHDRAWN

Basic environmental testing procedures for electric and electronic products Tests B: Dry heat

WITHDRAWN published on 25.1.1989

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electronic design (pdf) (766.80 USD)

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GB/T 2423.2-2001 WITHDRAWN

Environmental testing for electric and electronic products—Part 2:Test methods-Tests B:Dry heat

WITHDRAWN published on 2.11.2001

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electronic design (pdf) (ON REQUEST)

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GB/T 2423.20-1981 WITHDRAWN

Basic environmental testing procedures for electric and electronic products--Test Kd:The hydrogen sulfide method at the point of contact and the connecting element

WITHDRAWN published on 10.8.1981

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