... screw clamp, wedge clampTechnicalprecision castingApplicationConnection of Concrete pump and pump truck pipelineSurfacePainting or GalvanizingServing brandSchwing, PM, CIFA ... , Sany, Zoomlion, etc1,Concrete pump pipe :ST52 concrete pump pipe , 45Mn2 Wear-resistant pipes, Twin wall pipes ... pump clamp : DN80, DN100,DN125,DN150 Casting pipe clamp and Forged clamp.5, Other accessories: Rubber hose , ...