GB/T 20042.7-2014: Proton exchange membrane fuel cells - Part 7: Test method of carbon paper properties

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Scope

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.
This Part is applicable to various carbon papers used for proton exchange
membrane fuel cells.

Basic Data

Standard ID	GB/T 20042.7-2014 (GB/T20042.7-2014)
Description (Translated English)	Proton exchange membrane fuel cells - Part 7: Test method of carbon paper properties
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	K82
Classification of International Standard	27.070
Word Count Estimation	25,271
Date of Issue	12/5/2014
Date of Implementation	7/1/2015
Quoted Standard	GB/T 1040.3-2006; GB/T 13465.2-2002; GB/T 20042.1-2005; GB/T 28816-2012
Regulation (derived from)	Announcement of Newly Approved National Standards 2014 No. 27
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This Standard specifies the terms and definitions proton exchange membrane fuel cell carbon paper characteristics of the test method, the thickness uniformity of the test, resistance test, mechanical strength test, permeability test, porosity test, the ap