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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
Mechanical vibration—Evaluation of machine vibration by measurements on non-rotating parts—Part 6: Reciprocating machines with power ratings above 100 kW
Standard published on 31.12.2024
Selected format:Mechanical vibration—Evaluation of machine vibration by measurements on non-rotating parts—Part 7: Rotodynamic pumps for industrial applications, including measurements on rotating shafts
Standard published on 31.12.2015
Selected format:Centre drills
Standard published on 24.2.2016
Selected format:Machine hacksaw blades - Part 1: Types and dimensions
Standard published on 23.12.2010
Selected format:Machine hacksaw blades - Part 2: Technical specifications
Standard published on 23.12.2010
Selected format:The basic types and dimensions for spur shaper cutters
Standard published on 20.7.2001
Selected format:The general technical specifications for spurshaper cutters
Standard published on 20.7.2001
Selected format:The basic types and dimensions of gear hobs
Standard published on 24.2.2016
Selected format:Gear hobs—The general technical specification
Standard published on 24.2.2016
Selected format:Key type three-jaw drill chucks
Standard published on 10.11.2003
Selected format:Latest update: 2026-08-11 (Number of items: 2 292 404)
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