We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Control standards of pollutants in fly ash for agricultural use
WITHDRAWN published on 5.10.1987
Selected format:Methods of measuring and evaluating thermal insulation effects for equipments and pipes
WITHDRAWN published on 28.8.1987
Selected format:Method of measuring and evaluation thermal insulation effects for equipments and pipes
WITHDRAWN published on 19.6.2008
Selected format:Guide for design of thermal insulation of equipments and pipes
WITHDRAWN published on 28.8.1987
Selected format:Guide for design of thermal insulation of equipments and pipes
WITHDRAWN published on 19.6.2008
Selected format:General rules to safety production of pressing shop
WITHDRAWN published on 1.1.1987
Selected format:General rules to safety production of pressing shop
WITHDRAWN published on 27.6.1997
Selected format:Internal micrometers
WITHDRAWN published on 7.9.1987
Selected format:Internal micrometers with two-point contact
WITHDRAWN published on 10.2.2004
Selected format:Alumina
WITHDRAWN published on 1.1.1987
Selected format:Latest update: 2026-08-10 (Number of items: 2 292 404)
© Copyright 2026 NORMSERVIS s.r.o.