This document describes the methods for the thickness uniformity test, platinum group metal loading test, polarization curve test, hydrogen permeation current density test and insulation resistance test, electrochemical active surface area test, oxygen reduction reaction activity test, ohmic polarization test, membrane electrode sub-item aging test, anode hydrogen oxidation reaction polarization test, membrane electrode anode anti- voltage reversal test, impurity tolerance test, membrane electrode durability test of proton exchange membrane fuel cells. This document is applicable to the detection of membrane electrodes of proton exchange membrane fuel cells; other polymer electrolyte fuel cells shall refer to it.
Basic Data
Standard ID
GB/T 20042.5-2024 (GB/T20042.5-2024)
Description (Translated English)
Proton exchange membrane fuel cell - Part 5: Test method for membrane electrode assembly
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
K82
Classification of International Standard
27.070
Word Count Estimation
54,576
Date of Issue
2024-12-31
Date of Implementation
2025-07-01
Older Standard (superseded by this standard)
GB/T 20042.5-2009
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
