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Standards GB - Chinese national standards - Page 4908
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 48235-2026
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Carbon fiber reinforced composites—Determination of the mode I interlaminar fracture toughness under high loading rate—Hopkinson bar method
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48236-2026
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PhotovoltaicPVglass—Test method and performance evaluation of exposure to marine environment
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48237.1-2026
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Terminology for civil aircraft customer service—Part 1General terminology
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48238-2026
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Method for determination of coal seam gas content in underground coal mine—Isochoric pressure variation method
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48239-2026
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Aircraft control wire rope assemblies—Dimensions and end-fitting combinations
Execute Date: april 2027
Standard published on 28.9.2026
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GB 4824-2025
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Industrial, scientific and medical equipment—Radio-frequency disturbance characteristics—Limits and methods of measurement
Standard published on 28.2.2025
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GB/T 48240-2026
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Aerospace-Screws, pan head, offset cruciform recess, stepped shank, MJ threads—Dimensions
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48241-2026
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Technical specification for emergency rescue of oil and gas well blowout out of control
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48242-2026
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Powerplant system terms for civil airplan
Execute Date: april 2027
Standard published on 28.9.2026
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GB/T 48243-2026
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Natural gas upstream area—Determination of benzene and its analogies—Gas chromatograph method
Execute Date: april 2027
Standard published on 28.9.2026
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