二次重熔
- 网络Secondary remelting;VAR
二次重熔-
随着激光功率的增加，以及二次重熔工艺的实施，涂层中非晶含量增加，硬度和耐磨性提高；
Increasing laser power and remelting are beneficial to increase amorphous content , hardness , and wear resistance .
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采取重熔的工艺措施并在第二次重熔时进行保温处理，研究高铬白口铸铁中碳化物的遗传性并对高铬白口铸铁的力学性能进行测试。
The effects of cryogenic treatment on the microstructure and the hardening behavior for high chromium cast iron were investigated by X-ray diffraction , magnetic method and hardness test .