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GB - Chinese national standards - Page 8769

Standards GB - Chinese national standards - Page 8769

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 8446.2-1987 19.12.1987
GB/T 8446.2-1987 WITHDRAWN

Measuring method of thermal resistance and input fluid-output fluid pressure difference of heat sink for power semiconductor device

WITHDRAWN published on 19.12.1987

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electronic design (pdf) (238.80 USD)


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238.80 USD


in 2 working days
Preview GB/T 8446.2-2004 4.2.2004
GB/T 8446.2-2004 WITHDRAWN

Heat sink for power semiconductor device—Part 2:Measuring method of thermal resistance and input fluid-output fluid pressure difference

WITHDRAWN published on 4.2.2004

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electronic design (pdf) (286.80 USD)


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286.80 USD


in 2 working days
Preview GB/T 8446.3-1988 22.12.1988
GB/T 8446.3-1988 WITHDRAWN

Insulators and fasteners for heat sink for power semiconductor device

WITHDRAWN published on 22.12.1988

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electronic design (pdf) (958.80 USD)


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958.80 USD


in 5 working days
Preview GB/T 8446.3-2004 4.2.2004
GB/T 8446.3-2004 WITHDRAWN

Heat sink for power semiconductor device—Part 3:Insulators and fasteners

WITHDRAWN published on 4.2.2004

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electronic design (pdf) (1054.80 USD)


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1 054.80 USD


in 5 working days
Preview GB 8447-1987 1.1.1987
GB 8447-1987 WITHDRAWN

Industrial alklbenzene sulfonic acid

WITHDRAWN published on 1.1.1987

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 8447-1995 8.12.1995
GB/T 8447-1995 WITHDRAWN

Industrial linear alkylbenzene sulfonic acid

WITHDRAWN published on 8.12.1995

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electronic design (pdf) (382.80 USD)


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382.80 USD


in 3 working days
Preview GB 8448-1987 1.1.1987
GB 8448-1987 WITHDRAWN

Test methods for industrial alkylbenzen sulfonic acid

WITHDRAWN published on 1.1.1987

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 8449-1987 22.9.1987
GB/T 8449-1987 WITHDRAWN

Method for determination of lead in food additives

WITHDRAWN published on 22.9.1987

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electronic design (pdf) (228.00 USD)


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228.00 USD


IN STOCK
Preview GB/T 845-1985 1.8.1985
GB/T 845-1985 WITHDRAWN

Cross recessed pan head tapping screws

WITHDRAWN published on 1.8.1985

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96.00 USD


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Preview GB/T 8450-1987 22.9.1987
GB/T 8450-1987 WITHDRAWN

Method for determination of arsenic in food additives

WITHDRAWN published on 22.9.1987

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electronic design (pdf) (228.00 USD)


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228.00 USD


IN STOCK

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