Book Description
This Standard specifies the specifications, inspection rules, test methods, and product packaging, marking, storage and transportation and safety warnings of gaseous helium and liquid helium.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 18 pages
File Size : 24,87 MB
Release : 2017-10-14
Category : Technology & Engineering
ISBN :
This Standard specifies the specifications, inspection rules, test methods, and product packaging, marking, storage and transportation and safety warnings of gaseous helium and liquid helium.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 24 pages
File Size : 31,34 MB
Release : 2017-04-29
Category : Technology & Engineering
ISBN :
This Standard specifies the classification, requirements, test methods, inspection rules, marks, packaging, transport and storage of ball point pens and refills. This Standard is applicable to ball point pens (including refill replaceable and refill irreplaceable) and refills for general use and document writing use.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 21 pages
File Size : 29,17 MB
Release : 2020-02-09
Category : Technology & Engineering
ISBN :
This Standard specifies the classification, requirements, test method, inspection rule and signs, packaging, transportation, and storage of pencils. This Standard applies to graphite pencils and colored pencils. This Standard does not apply to water-soluble colored pencils and specialpurpose pencils.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 31 pages
File Size : 45,35 MB
Release : 2018-04-23
Category : Technology & Engineering
ISBN :
This part of GB/T 20046 specifies the terms and definitions, the gas tightness test for bipolar plate materials, bending strength test, density test, resistance test and corrosion current density test, etc.; the bipolar plate parts gas tightness test, resistance drop test, area utilization test, thickness uniformity test, flatness test, weight test and resistance test for the characteristic test method for the proton exchange membrane fuel cell bipolar plates.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 14 pages
File Size : 48,78 MB
Release : 2021-01-10
Category : Technology & Engineering
ISBN :
This Standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, transportation, and storage of dry friction linings for industrial and agricultural machines. This Standard applies to dry friction linings for industrial and agricultural machines.
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 47 pages
File Size : 45,92 MB
Release : 2018-01-26
Category : Technology & Engineering
ISBN :
This standard specifies the definitions, classification and specification, technical requirements, test methods, inspection rules, symbol, storage and transportation of pebble and crushed stone for building. This standard is applicable to the cement concrete for construction engineering (except hydraulic structure), and the pebbles and crushed stones used for its products.
Author : Codeofchina.com
Publisher : www.codeofchina.com
Page : 35 pages
File Size : 10,37 MB
Release : 2011-12-01
Category : Architecture
ISBN :
GB 17258-2011 Environmental testing - Part 2: Test methods - Test J and guidance: Mold growth English-translated version
Author : https://www.chinesestandard.net
Publisher : https://www.chinesestandard.net
Page : 14 pages
File Size : 50,15 MB
Release : 2018-02-11
Category : Technology & Engineering
ISBN :
This standard specifies the principle, instruments and equipment, materials, test conditions and determination methods of test methods for water requirement of normal consistency, setting time and volume soundness (caused by free calcium oxide) of the portland cements.
Author : Codeofchina.com
Publisher : www.codeofchina.com
Page : 50 pages
File Size : 15,50 MB
Release : 2012-06-01
Category : Architecture
ISBN :
GB 50054-2011 General rules for high performance liquid chromatography English-translated version
Author : Codeofchina.com
Publisher : www.codeofchina.com
Page : 26 pages
File Size : 17,87 MB
Release : 2011-12-01
Category : Architecture
ISBN :
GB/T 26717-2011 English-translated version