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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
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WITHDRAWN published on 1.1.1983
Selected format:Textiles—Yarns from packages—Determination of single-end breaking force and elongation at break
WITHDRAWN published on 9.6.1997
Selected format:Tearing strength of fabrics by the tongue (single rip)method
WITHDRAWN published on 1.1.1983
Selected format:Textiles—Tear properties of fabrics—Part 1:Determination of tear force—Ballistic pendulum method (Elmendorf)
WITHDRAWN published on 9.6.1997
Selected format:Textiles—Tear properties of fabrics—Part 2:Determination of tear force of tongue shaped test specimens
WITHDRAWN published on 9.6.1997
Selected format:Textiles—Tear properties of fabrics—Part 3:Determination of tear force of trapezoidal shaped test specimens
WITHDRAWN published on 9.6.1997
Selected format:Textiles - Tear properties of fabrics - Part 3: Determination of tear force of trapezoid-shaped test specimens
WITHDRAWN published on 19.3.2009
Selected format:Minimum allowable values of energy efficiency and energy efficiency grades for electric pressure cookers
WITHDRAWN published on 23.7.2020
Selected format:Tearing strength of fabrics by the trapezoid method
WITHDRAWN published on 1.1.1983
Selected format:Tearing strength of fabrics by the trapezoid method
WITHDRAWN published on 7.11.1983
Selected format:Latest update: 2025-11-12 (Number of items: 2 243 625)
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