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Standards GB - Chinese national standards - Page 4777

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 47264-2026

Aerospace—General specifications for lightweight quick-release clamps assembly for air conduit

Standard published on 31.3.2026

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GB/T 47265-2026

General specifications for electronic identity and its reading of electric bicycle
Execute Date: october 2026

Standard published on 31.3.2026

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GB/T 47266-2026

Meteorological digital object identifier—General

Standard published on 31.3.2026

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GB/T 47267-2026

Railway applications—Windows for rolling stock—Bodyside windows
Execute Date: october 2026

Standard published on 31.3.2026

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1 234.80 USD

in 7 working days

GB/T 47268-2026

Requirements for railway quality management system
Execute Date: october 2026

Standard published on 31.3.2026

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1 900.80 USD

in 10 working days

GB/T 47269-2026

Requirements for aircraft supplier data definition and management

Standard published on 31.3.2026

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370.80 USD

in 3 working days

GB/T 47270-2026

Determination of nitrogen content of coking benzole products
Execute Date: october 2026

Standard published on 31.3.2026

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GB/T 47271-2026

Acoustic testing method for spacecraft

Standard published on 31.3.2026

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556.80 USD

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GB/T 47272-2026

Coal tar—Content determination of saturates, aromatics, heteroatomics, phenols, resins and asphaltene—Solvent extraction-column chromatography separation gravimetric method
Execute Date: october 2026

Standard published on 31.3.2026

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370.80 USD

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GB/T 47273-2026

Specification for floatover design and operation of offshore topsides

Standard published on 31.3.2026

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