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Standards GB - Chinese national standards - Page 220
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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GB/T 12704.2-2009
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Textiles - Test method for water-vapour transmission of fabrics - Part 2: Water method
Standard published on 19.3.2009
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GB/T 12705.1-2024
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Textiles—Methods of testing the down-proof property—Part 1:Rubbing test
Standard published on 15.3.2024
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GB/T 12705.2-2024
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Textile—Methods of testing the down-proof property—Part 2: Tumble test
Standard published on 25.4.2024
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GB/T 12706.1-2020
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Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 1: Cables for rated voltage of 1 kV(Um=1.2 kV)and 3 kV(Um=3.6 kV)
Standard published on 31.3.2020
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GB/T 12706.2-2020
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Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 2: Cables for rated voltages from 6 kV(Um=7.2 kV) up to 30 kV(Um=36 kV)
Standard published on 31.3.2020
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GB/T 12706.3-2020
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Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV)—Part 3: Cables for rated voltages of 35kV(Um=40.5kV)
Standard published on 31.3.2020
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GB/T 12706.4-2020
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Power cables with extruded insulation and their accessories for rated voltages from l kV (Um=1.2 kV) up to 35 kV(Um=40.5 kV)—Part 4:Test requirements on accessories for cables with rated voltages from 6 kV(Um=7.2 kV) up to 35 kV(Um=40.5 kV)
Standard published on 31.3.2020
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GB 12708-2020
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Colours of light signals on aids to navigation
Standard published on 17.11.2020
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GB/T 12709-1991
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Lubricating oils--Determination of aging characteristics--Conradson carbon residue method
Standard published on 28.1.1991
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GB/T 1271-2011
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Chemical reagent - Potassium fluoride dihydrate
Standard published on 12.5.2011
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