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Standards GB - Chinese national standards - Page 4627

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 46161.1-2025

Road vehicles—Pneumatic braking systems—Part 1: Pipes,male fittings and tapped holes with facial sealing surface

Standard published on 29.8.2025

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GB/T 46161.2-2025

Road vehicles—Pneumatic braking systems—Part 2: Pipes,male fittings and tapped holes with conical sealing surface

Standard published on 29.8.2025

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GB/T 46162-2025

Design requirement of lithium battery management system for submersible

Standard published on 29.8.2025

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GB/T 46163-2025

Electromagnetic testing method for hard spots on the surface of steel plates

Standard published on 29.8.2025

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GB/T 46164-2025

Corrosion of metals and alloys—Measurement of the electrochemical critical localized corrosion temperature (E-CLCT) for Ti alloys fabricated via the additive manufacturing method

Standard published on 29.8.2025

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GB/T 46165-2025

Nitrile cleanroom gloves
Execute Date: september 2026

Standard published on 29.8.2025

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