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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
Wrought aluminum alloy extruded profiles for architecture Part 2: Anodized colored profiles
WITHDRAWN published on 22.7.1985
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 2:Anodized colored profiles
WITHDRAWN published on 1.11.2004
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 2:Anodized profiles
WITHDRAWN published on 28.8.2008
Selected format:Wrought aluminum alloy extruded profiles for architecture Part 3: Electrophoretic coating profiles
WITHDRAWN published on 24.7.2000
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 3:Electrophoretic coating profiles
WITHDRAWN published on 1.11.2004
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 3:Electrophoretic coating profiles
WITHDRAWN published on 28.8.2008
Selected format:Wrought aluminium alloy extruded profiles for architecture Part 4: Powder coating profiles
WITHDRAWN published on 24.7.2000
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 4:Powder coating profiles
WITHDRAWN published on 1.11.2004
Selected format:Wrought aluminium alloy extruded profiles for architecture—Part 4:Powder coating profiles
WITHDRAWN published on 28.8.2008
Selected format:Wrought aluminum alloy extruded profiles for architecture Part 5: PVDF coating profiles
WITHDRAWN published on 24.7.2000
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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