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GB - Chinese national standards - Page 5069

Standards GB - Chinese national standards - Page 5069

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 6141-2025 31.12.2025
GB 6141-2025

Legume forage seed
Execute Date: january 2027

Standard published on 31.12.2025

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Preview GB 6142-2008 27.6.2008
GB 6142-2008

Quality grading of the grass seeds

Standard published on 27.6.2008

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Preview GB 6142-2025 31.12.2025
GB 6142-2025

Quality grading of gramineous seed
Execute Date: january 2027

Standard published on 31.12.2025

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Preview GB/T 6144-2010 2.9.2010
GB/T 6144-2010

Synthetic cutting fluids

Standard published on 2.9.2010

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Preview GB/T 6145-2010 1.12.2010
GB/T 6145-2010

Manganin and constantan alloy wires,sheet and rolled wires for precision electrical resistance

Standard published on 1.12.2010

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Preview GB/T 6146-2010 1.12.2010
GB/T 6146-2010

Test method for resistivity of precision resistance alloys

Standard published on 1.12.2010

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Preview GB/T 6147-2025 25.4.2025
GB/T 6147-2025

Test method for thermoelectric power of precision resistance alloys

Standard published on 25.4.2025

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Preview GB/T 6148-2025 25.4.2025
GB/T 6148-2025

Test method for temperature-resistance coefficient of precision resistance alloys

Standard published on 25.4.2025

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Preview GB/T 6149-2010 1.12.2010
GB/T 6149-2010

New constantan resistance alloy

Standard published on 1.12.2010

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Preview GB/T 615-2006 3.11.2006
GB/T 615-2006

Chemical reagent - General method for the determination of distillation range

Standard published on 3.11.2006

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