... , male and female flange ,rubber hose,cleaning ball,wear plate etc. Welcome to contact us for more information. ... range is as follows; 1. pipe line(wear-resistant seamless or welded tube)material:45Mn2,high quality ... for all kinds of concrete pump pipefittings 7.wear plate and cutting ring Fitting to schwing,PM ... the pump truck We can also supply the s-pipe,gate valve,delivery cylinder,RAM,back-up ...