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GB - Chinese national standards - Page 228

Standards GB - Chinese national standards - Page 228

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 12766-2026 27.2.2026
GB/T 12766-2026

Animal fat and oils—Determination of melting point
Execute Date: september 2026

Standard published on 27.2.2026

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ON REQUEST


Out of stock
Preview GB/T 12767-1991 22.3.1991
GB/T 12767-1991

Powder metallurgy products--Surface roughness--Parameters and their values

Standard published on 22.3.1991

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190.80 USD


in 2 working days
Preview GB/T 12769-2015 11.9.2015
GB/T 12769-2015

Titanium-clad copper bar

Standard published on 11.9.2015

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electronic design (pdf) (156.00 USD)


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156.00 USD


IN STOCK
Preview GB/T 12769-2025 2.12.2025
GB/T 12769-2025

Titanium-clad copper bar
Execute Date: july 2026

Standard published on 2.12.2025

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 12770-2025 29.8.2025
GB/T 12770-2025

Welded stainless steel tubes for mechanical structures

Standard published on 29.8.2025

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electronic design (pdf) (366.00 USD)


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366.00 USD


IN STOCK
Preview GB/T 12771-2019 18.10.2019
GB/T 12771-2019

Welded stainless steel pipes for fluid transport

Standard published on 18.10.2019

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electronic design (pdf) (222.00 USD)


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222.00 USD


IN STOCK
Preview GB/T 12772-2016 25.4.2016
GB/T 12772-2016

Cast iron pipesfittings and accessories with flexible joint sewerage for drainage

Standard published on 25.4.2016

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 12773-2021 21.5.2021
GB/T 12773-2021

Valve steel and superalloy bars for internal combustion engines

Standard published on 21.5.2021

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electronic design (pdf) (406.80 USD)


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406.80 USD


in 4 working days
Preview GB/T 12775-1991 27.3.1991
GB/T 12775-1991

Generic specification for disc-style ceramic dielectric variable preset capacitors in electronic equipment

Standard published on 27.3.1991

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334.80 USD


in 3 working days
Preview GB/T 12777-2019 10.5.2019
GB/T 12777-2019

General specification for metal bellows expansion joints

Standard published on 10.5.2019

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electronic design (pdf) (2566.80 USD)


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2 566.80 USD


in 11 working days

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