GB/T 31838.7-2021 Translated English of Chinese Standard. (GBT31838.7-2021) PDF Download
Are you looking for read ebook online? Search for your book and save it on your Kindle device, PC, phones or tablets. Download GB/T 31838.7-2021 Translated English of Chinese Standard. (GBT31838.7-2021) PDF full book. Access full book title GB/T 31838.7-2021 Translated English of Chinese Standard. (GBT31838.7-2021) by https://www.chinesestandard.net. Download full books in PDF and EPUB format.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 19
Get Book
Book Description
This document specifies the test methods for the volume resistance and volume resistivity of insulating materials, under DC voltage and temperature not higher than 800 degree-Celcius. This document applies to high-temperature resistant mica plates, alumina ceramics and other materials.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 19
Get Book
Book Description
This document specifies the test methods for the volume resistance and volume resistivity of insulating materials, under DC voltage and temperature not higher than 800 degree-Celcius. This document applies to high-temperature resistant mica plates, alumina ceramics and other materials.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 59
Get Book
Book Description
This standard specifies the test process, test requirement model, test types for the performance of system and software. This standard applies to the analysis, design, execution of performance testing for system and software.
Author: https://www.chinesestandard.net
Publisher: www.ChineseStandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 9
Get Book
Book Description
This document specifies the classification and requirements of screw threads used for spectacle frames, the length and tolerances of screws, the thread taps and measuring instruments. This document applies to small threads, ordinary threads and thread taps. This document does not apply to self-tapping screws.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 12
Get Book
Book Description
This document specifies the types, dimensions, technical conditions and designation of eye bolts. This document is applicable to eye bolts with the thread specification of M5 ~ M39 and the product grade of Grade-A, Grade-B and Grade-C.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 11
Get Book
Book Description
This Document specifies the cross-sectional shape, size and tolerance, appearance and weight of titanium and titanium alloy bars and wires. This Document is applicable to titanium and titanium alloy wires with a diameter of 0.1mm~7.0mm (hereinafter referred to as wire); titanium and titanium alloy round bars with a diameter of greater than 7.0mm~450.0mm (hereinafter referred to as round bars); titanium and titanium alloy square bars with the side length of 30.0mm~450.0mm (hereinafter referred to as square bars); titanium and titanium alloy rectangular bars with a thickness of 25.0mm~204.0mm and a width of 25.0mm~254.0mm.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 31
Get Book
Book Description
This Standard specifies the terms and definitions, sample preparation, packaging, transportation, reception, pre-treatment and sampling methods, determination and result calculation, and test report of volatile organic compounds and aldehydes and ketones in nonmetallic parts of vehicles. This Standard is applicable to the sampling and determination of volatile organic compounds and aldehydes and ketones in nonmetallic components in the passenger compartment and luggage compartment of Category M1 and Category N1 vehicles. The other types of vehicles may take this as a reference.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 14
Get Book
Book Description
This document specifies the terms and definitions, working principle and main structure, requirements, test methods, inspection rules, marking, packaging, transportation and storage for on-site and rapid collection equipment of volatile organic compounds from furniture. This document applies to the on-site and rapid collection equipment of volatile organic compounds from furniture.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 8
Get Book
Book Description
This document specifies the types, dimensions, technical conditions, and marking of square head bolts. This document is applicable to square head bolts with thread specifications of M10~M48 and product grade C.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 10
Get Book
Book Description
This document specifies a test method for determining the water penetration pressure of leather. This document is applicable to the determination of the water penetration pressure of various types of leather.
Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 13
Get Book
Book Description
This Document specifies test methods for the flowability of powders for rotational molding. This Document applies to free-flowing powder materials for rotational molding, with particle size D98¡Ü1mm, and apparent density Da¡Ý0.21g/mL.
