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Standards GB - Chinese national standards - Page 4688

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 47478.1-2026

Public security—Voiceprint recognition applications—Part 1: Technical requirements for capture recognition and database construction
Execute Date: november 2026

Standard published on 30.4.2026

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GB/T 47479-2026

Dimensions for aerospace fluid system -type (saddle-type) clamps
Execute Date: november 2026

Standard published on 30.4.2026

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GB/T 47480-2026

Test methods for fluid systems clamps
Execute Date: november 2026

Standard published on 30.4.2026

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GB/T 47481-2026

Aerospace—Q clamps (centre-mounted clamps) for fluid systems—Dimensions
Execute Date: november 2026

Standard published on 30.4.2026

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GB/T 47482-2026

Aerospace—21 MPa polytetrafluoroethylene (PTFE) hose assemblies general requirments
Execute Date: november 2026

Standard published on 30.4.2026

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GB/T 47483-2026

Specification of integrated self-service terminal for government services

Standard published on 30.4.2026

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GB/T 47484-2026

Telecom and internet services—Specification for service of online business hall of basic telecommunication service operators
Execute Date: august 2026

Standard published on 30.4.2026

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GB 47485-2026

Hanging gas fire extinguishing equipment
Execute Date: may 2027

Standard published on 30.4.2026

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