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介绍用千瓦横流二氧化碳激光器对灰铸铁、10~#钢和20~#钢表面涂层进行热处理所得到的实验结果。给出了在不同基体上形成性能良好的激光涂复层与合金化所需的条件。
The experimental results on the heat treatment of gray cast iron, 10 ~ # steel and 20 ~ # steel surface coatings with cross-flow carbon dioxide laser were introduced. The conditions required for forming a good laser clad layer and alloying on different substrates are given.