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经一定变质处理的Cr18％高铬白口铸铁用来制作砂浆泵过流件,具有较高的硬度和较理想的耐磨性,且材料成本与镍硬铸铁相当,而使用寿命优于镍硬铸铁。
After a certain deterioration of Cr18% high-chromium white cast iron used to make mortar pump flow pieces, with high hardness and better wear resistance, and the cost of materials and nickel hard cast iron quite, and life is better than the nickel hard cast iron.