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GB - Chinese national standards - Page 4641

Standards GB - Chinese national standards - Page 4641

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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Publication year
Preview GB/T 46225-2025 29.8.2025
GB/T 46225-2025

Flexible cellular polymeric materials—Polyurethane foam for laminate use—Specification

Standard published on 29.8.2025

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262.80 USD


in 3 working days
Preview GB/T 46226-2025 29.8.2025
GB/T 46226-2025

Rubber assemblies for fixing overhead insulated conductors

Standard published on 29.8.2025

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550.80 USD


in 4 working days
Preview GB/T 46227-2025 29.8.2025
GB/T 46227-2025

Test method for transmittance of semiconductor single crystal materials

Standard published on 29.8.2025

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electronic design (pdf) (262.80 USD)


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262.80 USD


in 3 working days
Preview GB/T 46228-2025 29.8.2025
GB/T 46228-2025

Brominated isobutene-isoprene rubberBIIR

Standard published on 29.8.2025

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262.80 USD


in 3 working days
Preview GB/T 46229-2025 29.8.2025
GB/T 46229-2025

Rubber hoses for sand and grit blasting

Standard published on 29.8.2025

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electronic design (pdf) (328.80 USD)


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328.80 USD


in 3 working days
Preview GB/T 4623-2014E 5.12.2014
GB/T 4623-2014E

Circular concrete pole

Standard published on 5.12.2014

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 4623-2025 31.10.2025
GB/T 4623-2025

Circular concrete pole

Standard published on 31.10.2025

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electronic design (pdf) (814.80 USD)


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814.80 USD


in 5 working days
Preview GB/T 46230-2025 29.8.2025
GB/T 46230-2025

Solution-polymerized SBR—Evaluation methods of viscoelastic properties

Standard published on 29.8.2025

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526.80 USD


in 4 working days
Preview GB/T 46231.1-2025 29.8.2025
GB/T 46231.1-2025

Plastics—General test method for polyurethane raw materials—Part 1:Determination of hydroxyl number of polyols by NIR spectroscopy

Standard published on 29.8.2025

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electronic design (pdf) (910.80 USD)


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910.80 USD


in 6 working days
Preview GB/T 46232-2025 29.8.2025
GB/T 46232-2025

Rubber, unvulcanized—Determination of bound-rubber content

Standard published on 29.8.2025

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electronic design (pdf) (238.80 USD)


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in 3 working days

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