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GB - Chinese national standards - Page 7287

Standards GB - Chinese national standards - Page 7287

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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Preview GB 2121-1980 1.1.1980
GB 2121-1980 WITHDRAWN

Determination of lead content in selenium--Oscillopolarographic method

WITHDRAWN published on 1.1.1980

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238.80 USD


in 2 working days
Preview GB/T 21210-2007 3.12.2007
GB/T 21210-2007 WITHDRAWN

Starting performance of single-speed three-phase cage induction motors

WITHDRAWN published on 3.12.2007

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526.80 USD


in 3 working days
Preview GB/T 21211-2007 3.12.2007
GB/T 21211-2007 WITHDRAWN

Equivalent loading and super-position techniques—Indirect testing to determine temperature rise of roating electrical machines

WITHDRAWN published on 3.12.2007

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862.80 USD


in 3 working days
Preview GB/Z 21214-2007 3.12.2007
GB/Z 21214-2007 WITHDRAWN

Polyester film for flyback transformer

WITHDRAWN published on 3.12.2007

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310.80 USD


in 3 working days
Preview GB/Z 21215-2007 3.12.2007
GB/Z 21215-2007 WITHDRAWN

Rigid laminated sheet based on modified diphenyl ether resins and glass cloth

WITHDRAWN published on 3.12.2007

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358.80 USD


in 3 working days
Preview GB/T 21218-2007 3.12.2007
GB/T 21218-2007 WITHDRAWN

Specifications for unused silicone insulating liquids for electrotechnical purposes

WITHDRAWN published on 3.12.2007

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430.80 USD


in 3 working days
Preview GB/T 21219-2007 3.12.2007
GB/T 21219-2007 WITHDRAWN

Magnetic materials—Classification

WITHDRAWN published on 3.12.2007

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1 822.80 USD


in 4 working days
Preview GB 2122-1980 1.1.1980
GB 2122-1980 WITHDRAWN

Determination of tellurium content in selenium--Oscillopolarographic method

WITHDRAWN published on 1.1.1980

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in 2 working days
Preview GB/T 21220-2007 3.12.2007
GB/T 21220-2007 WITHDRAWN

Soft magnetic metallic materials

WITHDRAWN published on 3.12.2007

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352.80 USD


in 3 working days
Preview GB/T 21221-2007 3.12.2007
GB/T 21221-2007 WITHDRAWN

Insulating liquids—Specifications for unused insulating liquids based on synthetic aromatic hydrocarbons

WITHDRAWN published on 3.12.2007

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