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GB - Chinese national standards - Page 4505

Standards GB - Chinese national standards - Page 4505

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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Preview GB/T 45177-2024 31.12.2024
GB/T 45177-2024

Technical specification of lighting environment for plant factories with electric lighting

Standard published on 31.12.2024

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electronic design (pdf) (334.80 USD)


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334.80 USD


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Preview GB/T 45178-2024 31.12.2024
GB/T 45178-2024

Man-made fibre—Determination of antioxidant activity—DPPH and ABTS methods

Standard published on 31.12.2024

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222.00 USD


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Preview GB/T 45179-2024 31.12.2024
GB/T 45179-2024

Man-made fibre—Determination of friction factors of staple fibres—Capstan method

Standard published on 31.12.2024

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electronic design (pdf) (312.00 USD)


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312.00 USD


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Preview GB/T 4518-2013 31.12.2013
GB/T 4518-2013

Household sewing machine—Determination of creep of one ply of material over another

Standard published on 31.12.2013

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electronic design (pdf) (202.80 USD)


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202.80 USD


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Preview GB/T 45180-2024 31.12.2024
GB/T 45180-2024

General requirements of age-friendly training equipment

Standard published on 31.12.2024

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electronic design (pdf) (238.80 USD)


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238.80 USD


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Preview GB/T 45181-2024 31.12.2024
GB/T 45181-2024

Security-related misbehavior detection mechanism for connected vehicles

Standard published on 31.12.2024

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electronic design (pdf) (384.00 USD)


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384.00 USD


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Preview GB/T 45182-2025 24.1.2025
GB/T 45182-2025

Test procedures of gasket parameters based on leakage rate for the pipe flange joints

Standard published on 24.1.2025

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electronic design (pdf) (622.80 USD)


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622.80 USD


in 5 working days
Preview GB/T 45183-2025 24.1.2025
GB/T 45183-2025

Plastics—Instrumental determination of radiant exposure in weathering tests—General guidance and basic test method

Standard published on 24.1.2025

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Preview GB 45184-2024 31.12.2024
GB 45184-2024

Optometry products—Safety technical specifications of components

Standard published on 31.12.2024

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456.00 USD


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Preview GB 45185-2024 31.12.2024
GB 45185-2024

Optometry products—Safety technical specifications of finished spectacles

Standard published on 31.12.2024

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312.00 USD


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Latest update: 2026-09-01 (Number of items: 2 299 313)
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