detailed info about High Wear Resisitance Seamless Concrete Pump Elbow Material: High Manganese Degree: 90d,45d,30d,20d,15d,10d etc Model: DN125(5”),DN150,DN175 Inter wall thickness: 8mm Outer wall thickness: 3mm Application: All kinds of concrete pump Product Parameter of High Wear Resisitance Seamless Concrete Pump Elbow: High Wear Resisitance Seamless Concrete Pump Elbow Type Singe Elbow Double Elbow Model