GB - Chinese national standards - Page 4874

Standards GB - Chinese national standards - Page 4874

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 48035-2026

Injection-moulded fittings for thermoplastics piping systems—Crushing test
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48036-2026

Polyolefin foam for lithium battery protection
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48037-2026

Measurement methods of luminance distribution for planar light sources and luminaires
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48038-2026

Lithium primary battery applied for range temperature
Execute Date: august 2027

Standard published on 30.7.2026

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GB/T 48039-2026

Green product assessment—Electric bicycle
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48040-2026

Glass-reinforced thermosetting plastics(GRP) pipes—Determination of initial ring stiffness
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48041-2026

Glycol-copolymerized polyethylene terephthalate (PETG) film—General requirements
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48042-2026

Evaluation of easy-to-collect & easy-to-regenerate design of plastic products—General rules
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48043.1-2026

Thermoplastic piping systems—Preliminary evaluation of the resistance to chemicals—Part 1: Test method
Execute Date: february 2027

Standard published on 30.7.2026

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GB/T 48043.2-2026

Thermoplastic piping systems—Preliminary evaluation of the resistance to chemicals—Part 2:Polyolefin piping components
Execute Date: february 2027

Standard published on 30.7.2026

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