A new coaxial feed laser cladding system without carrying gas is researched.
在二维平面上熔敷消除了方向性影响 ,多层激光熔敷组织、成分及硬度分布均匀。
The influence of irradiation manner of a YAG pulsed laser on the microstructure and cracking behavior of claddings was characterized.
采用Nd:YAG固体脉冲激光器,在镍基高温合金上激光熔敷镍基自熔合金,对激光多次辐照条件下熔敷层的开裂问题进行了探索性研究。
Accordingly the deposition rate is increased,and the weld formation is improved.
与常规钨极氩弧焊的对比分析表明,由于双钨极氩弧焊降低了电弧压力,提高了焊丝的熔敷率,因而在大电流高速度焊接时,极大地减少了凹坑、咬边等缺陷,实现了良好的焊缝成形,从而改善了常规钨极氩弧焊不适合大电流高速度焊接的不足,拓宽了钨极氩弧焊的使用范围,提高了焊接生产率。