GB - Chinese national standards

Vulcanized rubber-Determination of the insulation resistivity

Available languages: English, Chinese

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Glass—Determination of coefficient of mean linear thermal expansion

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Metallic coatings -- Measurement of coating thickness -- X-ray spectrometric methods

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Thin taper keys and their corresponding keyways

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Available design: electronic design (pdf), Print design

Normalizing and annealing of steel parts

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Quenching and tempering of steel parts

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Test method for abrasion resistance of concrete and its products(Ball bearing method)

Available languages: English, Chinese

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High-voltage alternating current switch-fuse combinations

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High-voltage test techniques - Part 1: General definitions and test requirements

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High-voltage test techniques - Part 2Measuring systems

Available languages: English, Chinese

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