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U-shaped Boiler Erosion Shield characteristics and application range

Jan 20, 2021

U-shaped anti-wear tile features: good overall performance. The new type of rare earth wear-resistant alloy pipe adopts the new EPC lost foam vacuum suction casting process, Boiler Erosion Shield which can avoid common casting defects such as pores, slag inclusion, loose structure, large deformation, Boiler Erosion Shield etc. The material composition is in the original FeCr, FeMn, FeMo, Ni, Re, On the basis of FeSi and other alloy materials, Boiler Erosion Shield ferro vanadium (FeV), ferroniobium (FeNb), and copper (Cu) are added to make the material not only have the wear resistance of high alloy casting, but also have higher mechanical strength and impact resistance.While improving the weldability of the material. The material is safer and more reliable in the use of power plant coal grinding system, pulverizing system, slag discharge and ash removal system, Boiler Erosion Shield transportation pipeline of coal washing system, and slag transportation pipeline of metallurgical system.


High wear resistance. The rare earth wear-resistant alloy tube material has strong anti-wear performance. After adding FeV, FeNb, Boiler Erosion Shield and Cu, the metallographic structure of the material has changed again. The grains are more dense, the strength is higher, Boiler Erosion Shield and the plasticity is stronger. The matrix is further passivated, Boiler Erosion Shield thereby improving the wear resistance of the original material. High temperature resistance and strong corrosion resistance. The content of Ni and Cr in the alloy directly determines the temperature resistance of the material. The content of Cr and Cu determines the corrosion resistance of the material. The reasonable combination of these elements greatly improves the comprehensive performance of the new rare earth wear-resistant alloy material and can adapt to various harsh working conditions.


Advanced technology and stable performance. The new process of EPC lost foam vacuum suction casting has high dimensional accuracy, uniform material structure and stable performance, especially for straight pipes, reducing pipes, Boiler Erosion Shield unequal wall thickness pipes, eccentric pipes, and tapered pipes. The running resistance of the pipeline system is small. Due to the change of the metallographic structure, the crystal grains of the casting matrix are more dense. The advanced technology has eradicated the original phenomenon of pores, Boiler Erosion Shield slag inclusion and loose organization. After the medium is transported for a period of time, Boiler Erosion Shield the inner wall of the pipeline is as smooth as a mirror, which greatly reduces the running resistance of the pipeline, improves the service life of the pipeline, Boiler Erosion Shield and further improves the wear resistance of the material.


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