Download or read book GB T 20042 5 2009 Translated English of Chinese Standard GBT 20042 5 2009 GB T20042 5 2009 GBT20042 5 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 20042 specifies the terminology and definition, thickness uniformity test, Pt loading test, single cell polarization curve test, hydrogen crossover current density test, activation overpotential and ohmic polarization overpotential test, electrochemical active area test of membrane electrode assembly (MEA) test methods for proton exchange membrane fuel cells.

Download or read book GB T 20042 4 2009 Translated English of Chinese Standard GBT 20042 4 2009 GB T20042 4 2009 GBT20042 4 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 20042 specifies the terminology and definition, platinum content test, electrochemical active area test, specific surface area, pore volume, pore size distribution test, morphology and particle size distribution test, crystal structure test, catalyst bulk density test, and single cell polarization curve test of the electrocatalyst test method for proton exchange membrane fuel cells.

Download or read book GB T 20042 3 2009 Translated English of Chinese Standard GBT 20042 3 2009 GB T20042 3 2009 GBT20042 3 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 20042 specifies terms and definitions, thickness uniformity test, proton conductivity test, ion exchange equivalent test, air permeability test, tensile test, swelling ratio test, water absorption tests for the proton exchange membrane test method for proton exchange membrane fuel cells. This part applies to various types of proton exchange membranes.

Download or read book GB T 20042 7 2014 Translated English of Chinese Standard GBT 20042 7 2014 GB T20042 7 2014 GBT20042 7 2014 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-01-04 with total page 33 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 20042 specifies terms and definitions, thickness uniformity test, electrical resistance test, mechanical strength test, air permeability test, porosity test, bulk density test, areal density test, roughness test and test report for test method of carbon paper properties of proton exchange membrane fuel cells.

Download or read book GB T 20042 1 2017 Translated English of Chinese Standard GBT 20042 1 2017 GB T20042 1 2017 GBT20042 1 2017 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 48 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part defines the terms and definitions used for proton exchange membrane fuel cell technology and its application field. This part applies to various types of proton exchange membrane fuel cells.

Download or read book GB T 20042 6 2011 Translated English of Chinese Standard GBT 20042 6 2011 GB T20042 6 2011 GBT20042 6 2011 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.

Download or read book GB T 20042 2 2008 Translated English of Chinese Standard GBT 20042 2 2008 GB T20042 2 2008 GBT20042 2 2008 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-10-22 with total page 31 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 20042 specifies the basic requirements for safety and performance, type inspection and routine inspection items, test methods, marking and documentation of proton exchange membrane fuel cell stacks.

Download or read book GB T 20000 2 2009 Translated English of Chinese Standard GBT 20000 2 2009 GB T20000 2 2009 GBT20000 2 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-09-26 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part is used for reference when the national standards identically adopt international standards, or when other standards adopt international standards. The numbering method of national standards which identically adopt the ISO standards and/or IEC standards as specified in Chapter 7 of this part does not apply to standards issued by other international standardization bodies published by ISO.

Download or read book GB T 4622 1 2009 Translated English of Chinese Standard GBT 4622 1 2009 GB T4622 1 2009 GBT4622 1 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-04-30 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 4622 specifies the types, codes, marks and symbols of spiral wound gaskets. This part is applicable to spiral wound gaskets for pipe flanges.

Download or read book GB T 1 1 2009 Translated English of Chinese Standard GBT 1 1 2009 GB T1 1 2009 GBT1 1 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-05-16 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 1 specifies the standard structure, drafting expression rules, layout format; gives the relevant expression style. This part applies to the preparation of national standards, industry standards and local standards, as well as national standardization guidance technical documents. The preparation of other standards can refer to it for use.

Download or read book GB T 3532 2009 Translated English of Chinese Standard GBT 3532 2009 GB T3532 2009 GBT3532 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-04-29 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies to the product classification, technical requirements, test methods, inspection rules and the rules for marking, packaging, transportation and storage of domestic porcelain ware. This Standard applies to the products of domestic porcelain ware, ordinary porcelain ware and stoneware. This Standard does not apply to the products for which there are other national standards or industrial standards.

Download or read book GB T 12547 2009 Translated English of Chinese Standard GBT 12547 2009 GB T12547 2009 GBT12547 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-02-24 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the minimum stable speed test method for motor vehicles. This standard is applicable to all kinds of motor vehicles. Automobile train may be implemented by reference to this standard.

Download or read book GB T 4240 2009 Translated English of Chinese Standard GBT 4240 2009 GB T4240 2009 GBT4240 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-01-10 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the terms and definitions, ordering information, classification and designation, dimensions, appearance and permissible deviation, technical requirements, test methods, inspection rules, packing, marking and quality certificate of stainless steel wires.

Download or read book GB T 1031 2009 Translated English of Chinese Standard GBT 1031 2009 GB T1031 2009 GBT1031 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-12-24 with total page 12 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the general rules for the evaluation of surface roughness parameters and their value series AND for the definition of surface roughness.

Download or read book GB GB T GBT Chinese Standard English translated version Catalog002 written by CODEOFCHINA - Dr. Meng Yongye and published by Codeofchina Inc.. This book was released on 2018-05-04 with total page 3870 pages. Available in PDF, EPUB and Kindle. Book excerpt: All English-translated Chinese codes are available at: www.codeofchina.com

Download or read book GB 24159 2009 Translated English of Chinese Standard GB24159 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2021-11-05 with total page 43 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the definitions and symbols, types and basic parameters, materials, design, manufacturing, test methods, inspection rules as well as marking, packaging, transportation and storage requirements of welded gas cylinders.

Download or read book GB 24407 2009 English translated version written by Codeofchina and published by https://www.codeofchina.com. This book was released on 2010-07-01 with total page 43 pages. Available in PDF, EPUB and Kindle. Book excerpt: GB 24407-2009 Cashmere English-translated version