Make several revisions to ASTM F2968. Project number 60-14-08. Here are the key revisions: 1.Removed requirement for black pipe and added UV protection test requirement and subsequent marking requirement for maximum UV exposure time. 2.Added requirement for degree of crosslink testing in several locations for thick wall pipe sizes. 3. Added minimum operating temperature and required testing to verify this minimum operating temperature.
Keywordscrosslinked polyethylene; gas distribution; HDB; hydrostatic stress; metric; PEX; pipe; PPI; pressure;