1).Press Fitting for Pex-Al-Pex Pipe 2).Forged Brass Material 3).Certificate:ISO9001 4).Size:16mm,20mm,25mm,32mm Features: ... fittings,cut-ring and nut,3)Raw material:brass for different type:DZR,CW617,CZ132,Normal Brass and so on4)Elevated reliability,simple ... seal rings,stainless steel SUS 304 sleeve and plastic ring.Brass body material can be CW617N, CW602N, Hpb59-1, Hpb58-2, Hpb58 ...