等离子弧焊接技术及其应用展望

The prospects of plasma arc welding and its application

等离子弧焊接技术是一种高质量、高效率的焊接方法。本文对等离子弧和等离子弧焊接的原理、分类进行了介绍,并对等离子弧焊接技术的电弧能量密度大、熔透能力强、电弧方向性强等优点进行了说明。等离子弧焊接技术可用于多种金属材料的焊接,重点介绍了其在石油以及再制造技术领域的应用。最后展望了等离子弧焊接技术的发展方向。

Plasma arc welding(PAW)was one of high quality and effective welding techniques.The principle and classification of plasma arc and PAW were introduced in this paper,The technical advantages,such as the big arc energy density,the strong penetration and arc direction etc.,were also illustrated.PAW could be used in the welding of many kinds of metal material.The applications of PAW in oil industry and remanufacture circle were emphasized,and the trend of development of PAW was viewed.