Concrete Pump Elbow DN125 R275 90DMaterial: ZGMn13-4Manufacture process: Precision Casting Innerface with heat treatment, so as to Concrete pump elbow rigitiry:62-65HRCSurface treatment: powder coated painting and bakedApplication: Used for placing boom and boom pump Putzmeister, Sany, Schwing, KCP, XCMG, Zoomlion, Hold and so on.