GB/T 38885-2020 Translated English of Chinese Standard. (GBT 38885-2020, GB/T38885-2020, GBT38885-2020) PDF Download
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Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 20
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Book Description
This standard specifies the order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, markings and quality certificates of ultra-high cleanliness of high-carbon chromium bearing steel. This standard is applicable to the hot-rolled or forged round steel, wire rod, cold-drawn round steel and steel wire which has a diameter of not more than 150 mm for the production of bearing rings and rolling elements with long contact fatigue life performance of automobiles, railways, energy sources, CNC machine tools.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 20
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Book Description
This standard specifies the order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, markings and quality certificates of ultra-high cleanliness of high-carbon chromium bearing steel. This standard is applicable to the hot-rolled or forged round steel, wire rod, cold-drawn round steel and steel wire which has a diameter of not more than 150 mm for the production of bearing rings and rolling elements with long contact fatigue life performance of automobiles, railways, energy sources, CNC machine tools.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 6
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Book Description
This Standard specifies mixed powder sampling, test piece preparation and test methods for determining the properties of hardmetals by sintering test pieces. This Standard is applicable to the sampling and test methods of mixed powder of hardmetals.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 21
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Book Description
This standard specifies the terms and definitions, order content, dimensions, shape, weight, technical requirements, test methods, inspection rules, packaging, markings and quality certificates of radiation-resistant heat-resistant steel. This standard applies to hot-rolled and forged bars which has a diameter of not more than 150 mm for the nuclear industry.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 11
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Book Description
This Standard specifies the location where laboratory samples are cut from a single (sheet) of leather, and the method for marking the cut laboratory samples. This Standard applies to the sampling of leather which is processed from various mammalian animal skins. This Standard does not apply to the sampling of leather which is processed from bird, fish and reptile skins.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 10
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Book Description
This Standard specifies a test method to evaluate the peeling degree of the coating film from the substrate, when the overlapping cycloid diagram penetrates the coating film to the substrate. This Standard applies to the determination of circle-drawing test of a single flat coating film on a hard substrate.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 21
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Book Description
This Standard specifies the requirements, inspection and testing, marking, packaging, transportation and storage of modular isolation units for emergency medical use. This Standard is applicable to modular isolation units for emergency medical use, and is not applicable to
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 10
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Book Description
This Standard specifies the terms and definitions, classification and code, testing items and test methods of insulating coatings for the electrical steel strip (sheet). This Standard is applicable to the insulating coating that is formed by coating on the surface of cold-rolled electrical steel strip (sheet) and surface oxidation through inorganic components, organic components and their compound preparation.
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Publisher: https://www.chinesestandard.net
ISBN:
Category : Computers
Languages : en
Pages : 14
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Book Description
This Standard specifies the tag data format of radio frequency identification system used for intelligent manufacturing. This Standard is applicable to the tag design, manufacturing and application of the intelligent manufacturing-oriented radio frequency identification system.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 7
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Book Description
This Standard specifies marking requirements, equipment and materials, durability marking test method, non-durability marking test method, test result and test report of test method of the marking of sanitary wares. This Standard is applicable to the test of the marking of sanitary wares.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 15
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Book Description
This Standard specifies the notations for designation, technical requirements, test methods, inspection rules, judgment and re-inspection, packaging, storage and transportation, marking and quality certificates of ferrosilicon. This Standard is applicable ferrosilicon serving as deoxidizer and alloying agent in the iron and steel industry; ferrosilicon serving as inoculant and nodulizer in the foundry industry; and ferrosilicon serving as reducing agent in the magnesium industry and ferroalloy industry.
