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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
Technical standard for anti-corrosion and insulation coating of buried steel pipeline
Standard published on 10.11.2020
Selected format:Specifications of survey for oil and gas transportation pipeline engineering
Standard published on 31.7.2017
Selected format:Road vehicles—Multi-core connecting cables—Part 1: Test methods and requirements for basic performance sheathed cables
Standard published on 26.10.2024
Selected format:Road vehicles—Multi-core connecting cables—Part 2: Test methods and requirements for high performance sheathed cables
Standard published on 26.10.2024
Selected format:Road vehicles—Multi-core connecting cables—Part 3: Construction, dimensions and marking of unscreened sheathed low-voltage cables
Standard published on 26.10.2024
Selected format:Road vehicles—Multi-core connecting cables—Part 4: Test methods and requirements for coiled cable assemblies
Standard published on 26.10.2024
Selected format:Code for construction of pipe process in oil and gas transmission pipeline station
Standard published on 30.11.2009
Selected format:Code for design of raw material yard of iron and steel plants
Standard published on 25.9.2019
Selected format:Technical code for pipelines coordination in petrochemical plant
Standard published on 11.11.2009
Selected format:Code for design of energy conservation of building and sanitary ceramic plant
Standard published on 1.10.2019
Selected format:Latest update: 2026-10-27 (Number of items: 2 208 060)
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