钴硼合金在镀态下为非晶态结构，经热处理后，镀层向晶态转变，在400℃，硬度和矫顽力达最大。

• Results show that cobalt-boron alloy deposit is amorphous at room temperature, which transfers to crystalline after thermal treated, hardness and coercive force of the alloy deposit are maximum after thermal treated at400℃.