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
Types and dimensions of gauges for general purpose screw threads
WITHDRAWN published on 31.3.1989
Selected format:Types and dimensions of gauges for general purpose screw threads
WITHDRAWN published on 10.11.2003
Selected format:Accuracy of the tool presetting instrument
WITHDRAWN published on 1.1.1989
Selected format:Gauges for pipe threads where pressure-tight joints are not made on the threads
WITHDRAWN published on 31.3.1989
Selected format:Acceptance code of accuracy for metalforming machine
WITHDRAWN published on 13.3.1989
Selected format:Straight sided one-point mechanical presses—Testing of the accuracy
WITHDRAWN published on 13.3.1989
Selected format:Die casting machines--Basic parameters
WITHDRAWN published on 1.1.1989
Selected format:Cold chamber die casting machines--Testing of the accuracy
WITHDRAWN published on 1.1.1989
Selected format:Surface grinding machines with vertical grinding wheel spindle and round table—Parameters
WITHDRAWN published on 31.3.1989
Selected format:Surface grinding machines with vertical spindle and rotary table—Parameters
WITHDRAWN published on 9.6.2004
Selected format:Latest update: 2026-01-28 (Number of items: 2 257 539)
© Copyright 2026 NORMSERVIS s.r.o.