... concrete pump parts and spare parts,like delivery pipe,elbow,coupling,fitting schwing,PM, quick couplingThis is the brief introduction of ... , Sany, Zoomlion,CIFA,etc),which include delivery pipe, elbow, reducer, (coupling)clamp , male and female flange ,rubber hose,cleaning ball,wear ... pump truck We can also supply the s-pipe,gate valve,delivery cylinder,RAM,back-up ring,etc.9. Concrete spreader ...