pump parts in Hunan 1.Size: DN180, DN200, DN230... 2.Type: hardfacing, normal tungsten carbide, 7 shape T.C. 3.Brand: PM Pump parts in Hunan 1. Material: Plate body #30, #35 steel, tungsten carbide E5 grade,2. Lifetime: 30,000~80,000cbm 3. HRA≥864. Germany Welding rod used for hardfacing 5. tensile strength ≥ 2500 N/mm26. Application: trailer and trunk mounted Putzmeister concrete pump ...