This document describes the thickness uniformity test, proton conductivity test, ion exchange equivalent test, air permeability test, tensile property test, swelling rate test and water absorption test of proton exchange membrane fuel cells. This document applies to all types of proton exchange membranes.
GB/T 20042.3-2022 Referenced Document
GB/T 1040.3-2006 Plastics. Determination of tensile properties. Part 3: Test conditions for films and sheets
GB/T 1446-2005 Fiber-reinforced plastics composites-The generals for determination of properties