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Standards GB - Chinese national standards - Page 7139

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

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GB/T 20252-2006 WITHDRAWN

Lithium cobalt oxide

WITHDRAWN published on 8.5.2006

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GB/T 20252-2006E WITHDRAWN

Lithium cobalt oxide

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GB/T 20254.1-2006 WITHDRAWN

Copper and copper alloy strips for lead frame—Part 1:Flat strips

WITHDRAWN published on 8.5.2006

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GB/T 20254.2-2006 WITHDRAWN

Copper and copper alloy stripsfor lead frame—Part 2:U-strips

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GB/T 20256-2006 WITHDRAWN

Specifications for the gravimetry control

WITHDRAWN published on 24.5.2006

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GB/T 20257.1-2007 WITHDRAWN

Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1500 11 000 & 12 000 topographic maps

WITHDRAWN published on 30.8.2007

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GB/T 20257.2-2006 WITHDRAWN

Cartographic symbols for national fundamental scale maps—Part 2:Specifications for cartographic symbols 15 000 & 110 000 topographic maps

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GB/T 20257.3-2006 WITHDRAWN

Cartographic symbols for national fundamental scale maps—Part 3:Specifications for cartographic symbols 125 000 150 000 & 1100 000 topographic maps

WITHDRAWN published on 24.5.2006

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GB/T 20257.4-2007 WITHDRAWN

Cartographic symbols for national fundamental scale maps—Part 4:Specifications for cartographic symbols 1250 000 1500 000 & 11 000 000 topographic maps

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GB/T 20258.1-2007 WITHDRAWN

Data dictionary for fundamental geographic information features—Part 1:Data dictionary for fundamental geographic information features of 1500 11 000 12 000 scale

WITHDRAWN published on 30.8.2007

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