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Standards GB - Chinese national standards - Page 4900

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 48168-2026

Semiconductor devices—Reliability test method by inductive load switching stress for gallium nitride(GaN) transistors
Execute Date: march 2027

Standard published on 28.8.2026

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GB/T 48169-2026

Industrial internet platform—Management requirements of product data dictionary
Execute Date: march 2027

Standard published on 28.8.2026

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GB/T 4817-2019

Broad-leaved sawn timber

Standard published on 30.8.2019

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GB/T 48170-2026

Dynamic on-resistance test method guidelines for Gallium Nitride High Electron Mobility Transistor (GaN HEMT) based power conversion devices
Execute Date: march 2027

Standard published on 28.8.2026

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GB/T 48171.2-2026

Non-destructive testing instruments—Infrared thermography—Part 2Test method for integrated performance of system and equipment
Execute Date: march 2027

Standard published on 28.8.2026

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GB/T 48172-2026

Basic requirements for smart freight hub
Execute Date: april 2027

Standard published on 28.9.2026

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