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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
Petroleum servicing and workover rigs--Types and basic parameters
WITHDRAWN published on 1.1.1989
Selected format:Tractors and self-propelled machinery for agriculture and forestry—Operator controls—Actuating forces, displacement, location and method of operation
WITHDRAWN published on 19.7.2006
Selected format:Agricultural tractors and machinery—Connection of implements via three-point linkage—Clearance zone around implement
WITHDRAWN published on 19.7.2006
Selected format:Equipment for distributing fertilizers—Test methods—Part 1:Full width fertilizer distributors
WITHDRAWN published on 19.7.2006
Selected format:Equipment for distributing fertilizers—Test methods—Part 2:Fertilizer distributor in lines
WITHDRAWN published on 19.7.2006
Selected format:Plastics--Terminology
WITHDRAWN published on 1.1.1980
Selected format:Terms and definitions for plastics
WITHDRAWN published on 14.6.1996
Selected format:Terms and definitions for plastics
WITHDRAWN published on 4.8.2008
Selected format:Printed circuits--Terminology and definitions
WITHDRAWN published on 1.1.1980
Selected format:Determination of Phenobarbital in feed
WITHDRAWN published on 9.6.2006
Selected format:Latest update: 2026-04-28 (Number of items: 2 274 955)
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