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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
Standard for fundamental terms of port engineering
Standard published on 1.11.2013
Selected format:Code for design of general layout of industrial enterprises
Standard published on 30.3.2012
Selected format:Standard for planning of town
Standard published on 16.1.2007
Selected format:Design standard for energy efficiency of public buildings
Standard published on 2.2.2015
Selected format:Specification for insulating materials based on mica - Part 1: Definitions and general requirements
Standard published on 10.6.2009
Selected format:Specification for insulating materials based on mica—Part 10Mica paper tapes for flame-resistant security cables
Standard published on 11.7.2022
Selected format:Specification for insulating materials based on mica - Part 11: Moulding micanite
Standard published on 10.6.2009
Selected format:Specification for insulating materials based on mica— Part 12Glass fabric backup epoxy dry mica tape with high porosity
Standard published on 29.9.2017
Selected format:Insulating materials based on mica—Part 13High thermal conductivity glass-backed mica tape with less resin
Standard published on 28.12.2023
Selected format:Specification for insulating materials based on mica - Part 2: Methods of test
Standard published on 10.6.2009
Selected format:Latest update: 2026-10-27 (Number of items: 2 208 060)
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