:简要而系统地介绍了改进型包埋渗铝工艺特点、渗铝剂的实验室研究结果。该渗铝钢层的结构特征、焊接性能以及耐蚀效果 ,无论在高温还是低温下改进型包埋渗铝钢耐蚀效果好 ,都优于 1Cr18Ni9Ti,与 316L钢相当。开发了渗铝钢焊接工艺及专用的生产工艺和装备 ,保证了渗铝件的质量 ,在多种装置上试用效果良好 : A brief and systematic introduction to the characteristics of improved embedding aluminizing process, aluminizing agent laboratory research results. The structural features, weldability and corrosion resistance of the aluminized steel layer are better than that of the 1Cr18Ni9Ti, no matter at high temperature or low temperature. The development of the aluminized steel welding technology and special production technology and equipment to ensure the quality of aluminized pieces, in a variety of devices to try good results