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
Slotted pan head tapping screws
Standard published on 12.7.2017
Selected format:Slotted countersunk (flat) head tapping screws
Standard published on 12.7.2017
Selected format:Slotted raised countersunk (oval) head tapping screws
Standard published on 12.7.2017
Selected format:Hexagon head tapping screws
Standard published on 12.7.2017
Selected format:Plain washers for boltsscrews and nuts--General plan
Standard published on 17.12.2001
Selected format:Extra large series--Product grade C
Standard published on 5.12.2002
Selected format:Slideways grinding machines with two columns - Testing of the accuracy
Standard published on 26.7.2007
Selected format:Machine tools - Test conditions for testing the accuracy of boring and milling machines with horizontal spindle - Part 1: Machines with fixed column and movable table
Standard published on 11.8.2008
Selected format:Test conditions for testing the accuracy of boring and milling machines with horizontal spindle—Part 2Machines with movable column and fixed table
Standard published on 31.12.2021
Selected format:Rubber,vulcanized or thermoplastic - Determination of tear strengthTrouserangle and crescent test pieces
Standard published on 4.6.2008
Selected format:Latest update: 2026-06-28 (Number of items: 2 284 473)
© Copyright 2026 NORMSERVIS s.r.o.