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Standards GB - Chinese national standards - Page 890
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 18148-2015
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Earth-moving machinery—Testing method of the compaction performance of rollers and compactors
Standard published on 9.10.2015
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GB/T 18148-2015E
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Earth-moving machinery—Testing method of the compaction performance of rollers and compactors
Standard published on 9.10.2015
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GB/T 18149-2017
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Centrifugal,mixed flow and axial pumps—Code for hydraulic performance tests—Precision class
Standard published on 12.5.2017
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GB/T 1815-2019
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Determination for the bromine number and bromine index of benzole products
Standard published on 18.10.2019
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GB/T 18150-2006
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Guidelines for the selection of roller chain drives
Standard published on 25.12.2006
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GB/T 18152-2000
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Safety regulations for ore dressing
Standard published on 24.7.2000
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GB/T 18153-2024
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Safety of machinery—Safety data to establish temperature limit values for touchable hot surfaces
Standard published on 25.4.2024
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GB/T 18154-2000
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Technical specification of automatic dust explosion suppression devices
Standard published on 24.7.2000
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GB 18154-2025
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Safety specification for explosion suppression of combustible dust
Execute Date: november 2026
Standard published on 31.10.2025
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GB/T 18155-2000
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Terminology work--Computer applications--Machine-readable terminology interchange format(MARTIF)--Negotiated interchange
Standard published on 14.7.2000
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