Model Number: DN125 DN150, DN125,DN150 name: concrete pump casting elbow/single wall elbow Curvature: Customizable Bend degree: 90D,45D,30D,25D,20D,15D,10D etc Connection: Flange Material: Carbon steel certificate: ISO9001-2008 Surface of treatment: baking Material of elbow: Mn13 application: PM, CIFA, Sany Processing and Technology Raw Material—-Plasma Cutting Pipe Technology—-Automatic Welding Flange—-Quench (harden)—-Rust Removing Abrasive Blasting—- Electroni Spraying—-Baked Enamel—-Packing