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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
Test methods for the properties of glassfibre reinforced cement
WITHDRAWN published on 30.7.2008
Selected format:Test methods for the properties of glass fibre reinforced cement The volume density, water content and glass fibre content
WITHDRAWN published on 24.9.1994
Selected format:Test methods for the properties of glass fibre reinforced cement The compressive strength
WITHDRAWN published on 24.9.1994
Selected format:Test methods for the properties of glass fibre reinforced cement The flexural properties
WITHDRAWN published on 24.9.1994
Selected format:Test methods for the properties of glass fiber reinforced cement The properties of direct tension
WITHDRAWN published on 24.9.1994
Selected format:Test methods for the properties of glass fibre reinforced cement The properties of impact resistance
WITHDRAWN published on 24.9.1994
Selected format:Textile glass--Mats--Determination of tensile breaking force
WITHDRAWN published on 1.1.1994
Selected format:Packaging—Unit load size
WITHDRAWN published on 28.9.1994
Selected format:Packaging - Unit load size
WITHDRAWN published on 1.2.2008
Selected format:Photometric characteristics of reversing lamps for motor vehicles and their trailers
WITHDRAWN published on 28.9.1994
Selected format:Latest update: 2026-01-22 (Number of items: 2 257 357)
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