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Standards GB - Chinese national standards - Page 4798

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 47437-2026

Climate change monitoring—Method for analysis of oxygen isotope of soil organic carbon—Mass spectrometry

Standard published on 30.4.2026

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electronic design (pdf) (346.80 USD)

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in 3 working days

GB/T 47438.1-2026

Special requirements for fire alarm and evacuation in hazardous chemicals workplace—Part 1: Automatic fire alarm system
Execute Date: may 2027

Standard published on 30.4.2026

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in 6 working days

GB/T 47438.2-2026

Special requirements for fire alarm and evacuation in hazardous chemicals workplace—Part 2: Fire emergency lighting and evacuate indicating system
Execute Date: may 2027

Standard published on 30.4.2026

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442.80 USD

in 4 working days

GB/T 47438.3-2026

Special requirements for fire alarm and evacuation in hazardous chemicals workplace—Part 3: Combustible gas detection and alarm system
Execute Date: may 2027

Standard published on 30.4.2026

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electronic design (pdf) (538.80 USD)

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GB/T 47438.4-2026

Special requirements for fire alarm and evacuation in hazardous chemicals workplace—Part 4: Portable display devices of alarm information
Execute Date: may 2027

Standard published on 30.4.2026

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442.80 USD

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GB/T 47438.5-2026

Special requirements for fire alarm and evacuation in hazardous chemicals workplace—Part 5: Power,transmission and control cables
Execute Date: may 2027

Standard published on 30.4.2026

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electronic design (pdf) (262.80 USD)

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in 3 working days

GB/T 47439-2026

Safety requirements for maintenance operations of new energy vehicle

Standard published on 30.4.2026

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