... pipe, elbow, reducer, (coupling)clamp , male and female flange ,rubber hose,cleaning ball,wear plate etc ... as to your requeirement. 2. elbow/bend and reducer elbowmaterial:Hi-Mn13,20#steel,st52,etcsize ... of concrete pump pipefittings 7.wear plate and cutting ring Fitting to schwing,PM,SANY,Zoomlion,etc8 ... pipe,gate valve,delivery cylinder,RAM,back-up ring,etc.9. Concrete spreader We can supply the ...