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GB - Chinese national standards - Page 8809

Standards GB - Chinese national standards - Page 8809

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/T 8492-1987 1.1.1987

GB/T 8492-1987 WITHDRAWN

Heat resistant steel castings

WITHDRAWN published on 1.1.1987

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Preview GB/T 8492-2002 17.5.2002

GB/T 8492-2002 WITHDRAWN

Heat-resistant steel and alloy castings for general applications

WITHDRAWN published on 17.5.2002

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Preview GB/T 8492-2014 3.9.2014

GB/T 8492-2014 WITHDRAWN

Heat-resistant steel and alloy castings for general applications

WITHDRAWN published on 3.9.2014

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electronic design (pdf) (156.00 USD)

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Preview GB/T 8493-1987 28.12.1987

GB/T 8493-1987 WITHDRAWN

Metallograph of cast carbon steels for general engineering purposes

WITHDRAWN published on 28.12.1987

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Preview GB 8494.1-1987 1.1.1987

GB 8494.1-1987 WITHDRAWN

General specifications for magnatic head of cassette tape recorder

WITHDRAWN published on 1.1.1987

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Preview GB 8494.2-1987 1.1.1987

GB 8494.2-1987 WITHDRAWN

Dimensions of magnetic heads for cassette tape recorders

WITHDRAWN published on 1.1.1987

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Preview GB 8494.3-1987 1.1.1987

GB 8494.3-1987 WITHDRAWN

Classification and fundamental parameters of magnetic heads for cassette tape recorders

WITHDRAWN published on 1.1.1987

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Preview GB 8494.4-1987 1.1.1987

GB 8494.4-1987 WITHDRAWN

Methods of measurement for magnetic head of cassette tape recorder

WITHDRAWN published on 1.1.1987

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Preview GB 8494.5-1987 1.1.1987

GB 8494.5-1987 WITHDRAWN

Designational methods of the model number for magnetic head of cassette tape recorder

WITHDRAWN published on 1.1.1987

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Preview GB 8495.1-1987 1.1.1987

GB 8495.1-1987 WITHDRAWN

Basic parameters of video heads and their upper cylinders

WITHDRAWN published on 1.1.1987

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