... (PN2.0Mpa), S2.5(PN2.5Mpa).3. Connection: Hot Welding.4. Size: 20~63mm. 5. Color: White / Grey ... impact strength.4. Lower cost compared with steel fitting, brass fitting.5. Convenient installation, reliable, recycled, environmental ... PPR (Hyosung,Borealis,Yanshan) Mould samples of PPR Pipe FittingOur Production LinePart of Test ProcessPackaging Sample (38x30x27mm, or 38x25x20mm) ppr pipe fitting ...