The application of the induced magnetic field in surface plasma jetmetallurgy, from the influences of freezing morphology, purification and phase transformation were summarized.
论述了磁场对凝固组织，净化以及相变的影响，分析了自感生磁场在等离子束表面冶金中的作用。
2
A type of Plasma torch for surface metallurgy by DC-Plasma-Jet is showed in the paper.
介绍了一种适合等离子束表面冶金的等离子炬。
3
The Fe-based composite coatings were deposited on the attrition spot of cutting pick by plasma jet surface metallurgy, and metallurgical bonding was obtained between the coating and the substrate.