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
Safety in electroheat installations - Part 2: Particular requirements for arc furnace installations
Standard published on 19.9.2008
Selected format:Safety in electroheat installations - Part 3: Particular requirements for induction and conduction heating and induction melting installations
Standard published on 19.9.2008
Selected format:Safety in electroheat installations - Part 4: Particular requirements for safety resistance heating installations
Standard published on 19.9.2008
Selected format:Safety in elcctroheating installations—Part 41: Particular requirements for resistance heating equipment—Heating and melting glass equipment
Standard published on 4.6.2019
Selected format:Safety in electroheat installationsPart 5: Particular requirements for plasma installations
Standard published on 5.12.2014
Selected format:Safety in electroheat installations - Part 6: Specifications for safety in industrial microwave heating equipment
Standard published on 24.3.2008
Selected format:Safety in electroheat installations - Part 7: Particular requirements for installations with electron guns
Standard published on 19.9.2008
Selected format:Safety in electroheat installations - Part 8: Particular requirements for electroslag remelting furnaces
Standard published on 23.1.2007
Selected format:Safety in electroheat installations - Part 9: Particular requirements for high-frequency dielectric heating installations
Standard published on 19.9.2008
Selected format:Marine bronze male thread stop-check valves
Standard published on 20.10.2008
Selected format:Latest update: 2026-06-24 (Number of items: 2 284 377)
© Copyright 2026 NORMSERVIS s.r.o.