1 Scope
This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transport and storage for pressure vessels lined with fluoroplastics.
This Standard is applicable to pressure vessels, such as tower, kettle, container, slot and tank, which are larger than or equal to 0.1MPa and less than or equal to 2.5MPa in design pressures, taking the steel pressure vessels as the shells and lined with fluoroplastics, including polytetrafluoroethylene (PTFE), fluorinated ethylene-propylene (FEP), polyvinylidene fluoride (PVDF), ethylene-tetrafluoroethene copolymer (ETEE) and meltable polytetrafluoroethylene (PFA).
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments (excluding corrected details) to, or revisions of, any of these publications do not apply. However, the parties to agreements based on this Standard are encouraged to investigate the possibility of applying the latest editions of the documents indicated below. For undated references, the latest edition of the normative document is applicable to this Standard.
