This part of GB/T 23711 specifies the requirements for devices, samples, procedures and test reports used in thermal expansion and contraction tests of fluoroplastic (ETFE, FEP, PFA, PTFE, PVDF) lined pressure vessels. This section applies to the thermal expansion and contraction tests of the lining layers of fluoroplastic-lined pressure vessels.
GB/T 23711.5-2009 Referenced Document
GB/T 23711.1-2009 Spark test method for pressure vessels lined with fluoroplastics
GB/T 23711.5-2009 history
2019GB/T 23711.5-2019 Test method for pressure vessels lined with plastics—Part 5:Cold-hot cycling inspection
2009GB/T 23711.5-2009 Expansion and contraction test method for pressure vessels lined with fluoroplastics