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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
Passivation of corrosion-resistant stainless-steel fasteners
Standard published on 15.10.2009
Selected format:Fasteners surface treatment—Part 5Zinc thermal diffusion coatings
Standard published on 29.9.2024
Selected format:Double-pitch precision roller chains, attachments and associated chain sprockets for transmission and conveyors
Standard published on 1.7.2008
Selected format:Metallic coatings on metallic substrates--Electrodepo-sited and chemically deposited coatings--Review of methods available for testing adhesion
Standard published on 29.6.1985
Selected format:Metallic coatings on metallic substrates-Electrodeposited and chemically deposited coatings-Review of methods available for testing adhesion
Standard published on 23.6.2005
Selected format:Metallic coatings on metallic substrates—Electrodeposited and chemically deposited coatings—Review of methods available for testing adhesion
Standard published on 29.6.2024
Selected format:Information technology--Vocabulary--Part 1:Fundamental terms
Standard published on 14.7.2000
Selected format:Data processing--Vocabulary--Section 10:Operating techniques and facilities
Standard published on 31.7.1986
Selected format:Information technology--Vocabulary--Part 11:Processing units
Standard published on 14.7.2000
Selected format:Information technology--Vocabulary--Part 12:Peripheral equipment
Standard published on 14.7.2000
Selected format:Latest update: 2026-06-28 (Number of items: 2 284 473)
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