... pipe, 2.Material is CW617N&CW602N 3.SUS304 S/S sleeve 4.Size 16,18,20,25,32, Our reducing coupling brass press fitting ... is made of brass body,EDPM seal rings,stainless steel SUS ... been inserted until the end of the fitting.Production process: cutting brass bar ino different sections according to ... 2,00808133.322532*3,00 - 25*2,5080 Brass fitting