【摘要】 研究了含氮变质剂对高铬铸铁组织和性能的影响，结果表明，变质处理后，铸态下冲击韧度可稳定在10J／cm2以上，硬度达到56～58HRC，抗弯强度达到830MPa。更多还原

【Abstract】 The influence of inoculants containing nitrogen on the structure and properties of high chromium cast iron. As shown by the results,after inoculation the as cast impact toughness can be retained above 10J/cm2,hardness up to 56～58 HRC and traverse strength up to 830 MPa.更多还原