... water pipe, also can be used for pure water system.2, heat insulating and energy-saving ... for 0.21 w/mk, only for steel 1/200.3, good resistance to heat. Pp-r pipe vicat softening point ... 131.5 degrees Celsius. The highest temperature to 95 degrees, which can meet the standard of building drainage water system ... ~ 160 MPa pipes, fittings, Used for hot water system PN2.0 MPa experiment.it choose pipe, ...