Heat treatment is a controlled process used to alter the microstructure of materials such as metals and alloys to impart properties which benefit the working life of a component, for example.

热处理是一个控制过程，用来改变材料(如金属和合金)的微观结构来传递它们的特性，例如可延长组件的使用寿命。

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Tig brazing process between dissimilar metals like copper and steel, copper and stainless steel are investigated and well-applied to production for high efficiency heat exchangers.

对铜与钢，铜与不锈钢异种金属氩弧钎焊工艺进行了研究，并成功地用于高效热交换器生产。

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