Size:20~32mm Thread:1/2'', 3/4'', 1'', etc Brass Insert: Cu > 57 ... and high impact strength.4. Lower cost compared with steel fitting, brass fitting.5. Convenient installation, reliable, recycled, environmental protection and ... ,Yanshan) Mould samples of PPR Pipe Fitting Our Production LinePart of Test ProcessPackaging Sample (38x30x27mm, or 38x25x20mm) male or female threaded ppr fitting for water ...