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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
Coated abrasives - Abrasive belts - Selection of width/length combinations
Standard published on 23.4.2009
Selected format:Indexable inserts for cutting tools - Ceramic inserts with rounded corners - Part 1: Dimensions of inserts without fixing hole(Class G)
Standard published on 3.6.2008
Selected format:Indexable inserts for cutting tools - Ceramic inserts with rounded corners - Part 2: Dimensions of inserts with cylindrical fixing hole
Standard published on 3.6.2008
Selected format:Indexable inserts for cutting tools - Ceramic inserts with rounded corners - Part 3: Dimensions of inserts without fixing hole(Class U)
Standard published on 3.6.2008
Selected format:Indexable inserts for cutting tools - Ceramic inserts with rounded corners - Part 4Specifications
Standard published on 3.6.2008
Selected format:Drills with Indexable inserts - Cylindrical shanks with a parallel flat
Standard published on 3.6.2008
Selected format:Foam extinguishing agent
Standard published on 14.12.2006
Selected format:
Foam extinguishing agent
Execute Date: august 2026
Standard published on 1.8.2025
Selected format:Copper and copper alloy capillary tube
Standard published on 29.9.2020
Selected format:Form for international trade export documentsPart 1: Commercial invoice
Standard published on 5.12.2014
Selected format:Latest update: 2026-04-28 (Number of items: 2 274 955)
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