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GB - Chinese national standards - Page 175

Standards GB - Chinese national standards - Page 175

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 12226-2025 31.10.2025
GB/T 12226-2025

General purpose industrial valves—Technical specification for gray iron castings
Execute Date: may 2026

Standard published on 31.10.2025

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electronic design (pdf) (248.80 USD)


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248.80 USD


in 3 working days
Preview GB/T 12227-2005 11.7.2005
GB/T 12227-2005

General purpose industrial valve-Specification of spheroidal graphite iron castings

Standard published on 11.7.2005

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electronic design (pdf) (198.80 USD)


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198.80 USD


in 3 working days
Preview GB/T 12227-2025 31.10.2025
GB/T 12227-2025

General purpose industrial valves—Technical specification for ductile iron castings
Execute Date: may 2026

Standard published on 31.10.2025

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electronic design (pdf) (348.80 USD)


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348.80 USD


in 3 working days
Preview GB/T 12228-2006 25.12.2006
GB/T 12228-2006

General purpose industrial valves - Specification of carbon steel forgings

Standard published on 25.12.2006

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electronic design (pdf) (87.50 USD)


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87.50 USD


IN STOCK
Preview GB/T 12228-2025 31.10.2025
GB/T 12228-2025

General purpose industrial valves—Technical specification for carbon steel forgings
Execute Date: may 2026

Standard published on 31.10.2025

Selected format:
English, Chinese -
electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 12229-2005 11.7.2005
GB/T 12229-2005

General Purpose industrial valves-Specification of carbon steel castings

Standard published on 11.7.2005

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electronic design (pdf) (236.30 USD)


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236.30 USD


in 3 working days
Preview GB/T 12229-2025 31.10.2025
GB/T 12229-2025

General purpose Industrial valves—Technical specification for carbon steel castings
Execute Date: may 2026

Standard published on 31.10.2025

Selected format:
English, Chinese -
electronic design (pdf) (ON REQUEST)


Show all technical information.
ON REQUEST


Out of stock
Preview GB/T 12230-2023 23.5.2023
GB/T 12230-2023

General purpose industrial valves—Specification of stainless steel castings

Standard published on 23.5.2023

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electronic design (pdf) (325.00 USD)


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325.00 USD


IN STOCK
Preview GB/T 12232-2005 11.7.2005
GB/T 12232-2005

General purpose industrial valves Flanged iron gate valves

Standard published on 11.7.2005

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electronic design (pdf) (423.80 USD)


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423.80 USD


in 3 working days
Preview GB/T 12232-2025 31.10.2025
GB/T 12232-2025

General purpose industrial valves—Flanged iron gate valves
Execute Date: may 2026

Standard published on 31.10.2025

Selected format:
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electronic design (pdf) (348.80 USD)


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348.80 USD


in 3 working days

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