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GB/T 38423-2019 Translated English of Chinese Standard. (GBT 38423-2019, GB/T38423-2019, GBT38423-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2021-01-10

Total Pages: 25

ISBN-13:

This Standard specifies the sampling, digestion and instrumental analysis methods for the determination of the total concentration of certain elements of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in toy materials and toy parts.

GB/T 38023-2019 Translated English of Chinese Standard. (GBT 38023-2019, GB/T38023-2019, GBT38023-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-11-28

Total Pages: 7

ISBN-13:

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This Standard specifies the requirements and inspection methods for parts and assemblies of the mechanical watch movements. This Standard applies to parts and assemblies of the mechanical watch movements that have undergone finishing processing.

GB/T 38223-2019 Translated English of Chinese Standard. (GBT 38223-2019, GB/T38223-2019, GBT38223-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2019-11-30

Total Pages: 18

ISBN-13:

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This Standard specifies metallographic method, magnetic method, chemical composition method in determination methods of ferrite content in austenitic stainless-steel castings and test report. This Standard is applicable to the determination of ferrite content in Cr-Ni austenitic stainless-steel castings. The determination of ferrite content in duplex stainless-steel castings refer to this Standard for implementation.

GB/T 2293-2019 Translated English of Chinese Standard. (GBT 2293-2019, GB/T2293-2019, GBT2293-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2019-09-14

Total Pages: 9

ISBN-13:

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This Standard specifies test principle, instruments and reagents, sampling and preparation of sample, test steps, test result calculation and allowable deviation for coal tar and quinoline-insoluble for pitch products of coal carbonization that uses coal tar to produce. This Standard is applicable to determinations of contents of coal tar and quinoline-insoluble for pitch products of coal carbonization that uses coal tar to produce.

GB/T 38440-2019 Translated English of Chinese Standard. (GBT 38440-2019, GB/T38440-2019, GBT38440-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-08-13

Total Pages: 10

ISBN-13:

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This Standard specifies the penetration strength test principle, samples, equipment, test conditions, test procedures, test data processing and test reports for gray cast iron materials and vermicular graphite cast iron materials whose designations are RuT400 ~ RuT500. This Standard applies to the penetration strength test of gray cast iron materials and vermicular graphite cast iron materials whose designations are RuT400 ~ RuT500.

GB/T 13344-2019 Translated English of Chinese Standard. (GBT 13344-2019, GB/T13344-2019, GBT13344-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-11-13

Total Pages: 16

ISBN-13:

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This Standard specifies terms and definitions, models and basic parameters, technical requirements, test methods, inspection rules as well as marks, packaging, transport and storage for down-the-hole hammers and bits. This Standard is applicable to down-the-hole hammers and bits that are powered by compressed air or a mixed medium of compressed air and water.

GB/T 29723.5-2019 Translated English of Chinese Standard. (GBT 29723.5-2019, GB/T29723.5-2019, GBT29723.5-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-12-20

Total Pages: 10

ISBN-13:

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This Part of GB/T 29723 specifies the terms and definitions, basic requirements, calculation methods of energy consumption indexes, grade division and limit of energy consumption index for the main elevating system process in use in coal mines. This Part is applicable to the energy consumption calculation and grade division of the main elevating system of underground coal mine. Other types of elevating systems can also refer to it for use.

GB/T 38444-2019 Translated English of Chinese Standard. (GBT 38444-2019, GB/T38444-2019, GBT38444-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-03-21

Total Pages: 30

ISBN-13:

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This Standard specifies the technical requirements, test methods and inspection rules of the electronic toll collection on board unit. This Standard applies to electronic toll collection on board unit that is powered directly by the vehicle. Other on board payment electronic units can be implemented by reference.

GB/T 38470-2019 Translated English of Chinese Standard. (GBT 38470-2019, GB/T38470-2019, GBT38470-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2021-01-10

Total Pages: 33

ISBN-13:

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This Standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate and order form (or contract) content of recycling materials for brass. This Standard applies to brass materials and their recycling and domestic and foreign trade in the field of circulation.

GB/T 37503-2019 Translated English of Chinese Standard. (GBT 37503-2019, GB/T37503-2019, GBT37503-2019)

Author: https://www.chinesestandard.net

Publisher: https://www.chinesestandard.net

Published: 2020-01-04

Total Pages: 13

ISBN-13:

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This Standard specifies the types, service quality requirements and service quality evaluation of logistics public information platform. This Standard is applicable to the service and evaluation of logistics public information platform.