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1)  laser clad deposition
激光熔覆沉积
1.
Functional gradient materials of 316L stainless steel to Stellite31 cobalt based super-alloy have been successfully prepared through laser clad deposition with in-situ mixing these two powders and gradually changing their feeding ratio.
采用激光熔覆沉积方法,在送粉时通过原位混合316L不锈钢和Stellite31合金两种粉末并改变两种粉末的比例,直接制备出316L不锈钢-Stellite31梯度功能材料。
2)  laser melting deposition
激光熔化沉积
1.
Microstructures and mechanical properties of ultra-high strength steel 300M fabricated by laser melting deposition;
激光熔化沉积300M超高强度钢组织与力学性能
2.
Directional rapidly solidified Ni-base superalloy Rene95 with ultra-fine columnar grain structure was produced by the laser melting deposition (LMD) manufacturing process.
采用激光熔化沉积定向快速凝固工艺,制备出了具有快速定向生长微细柱晶组织的Rene95高温合金板状试样,其一次枝晶间距约为7μm、枝晶间完全无γ/γ′共晶组织析出。
3.
Do experiments of GH163 high temperature alloy powder laser melting deposition.
进行了激光熔化沉积成形GH163高温合金粉末条状试样实验,研究了激光脉宽、激光重复频率、扫描速度、送粉速率四个工艺参数对条状试样熔宽和熔高的影响。
3)  laser melting deposition manufacturing
激光熔化沉积
1.
The corrosion resistant ultrahigh strength steel AerMet 100 with thin plate form was fabricated by laser melting deposition manufacturing.
利用激光熔化沉积技术制备了AerMet 100耐蚀超高强度钢薄壁板状试样。
4)  laser direct deposition
激光熔化沉积
1.
Thin wall samples from Rene95 nickel based superalloy were prepared by laser direct deposition.
采用激光熔化沉积方法制备出Rene95镍基高温合金薄壁样,分析了沉积态的凝固组织,并进行了热处理和力学性能测试。
2.
Thin wall samples from TA12 titanium alloy have been prepared on TA15 substrates by laser direct deposition of coaxially fed metallic powders under protective gas.
结果表明,激光熔化沉积的TA12钛合金的内部组织致密,沉积材料与基体为完全冶金结合;激光熔化沉积TA12钛合金为等轴晶组织,晶粒内部为不同取向的细小片层α相与少量β相组成的网篮状魏氏组织,随着激光功率的增加,原始β-Ti晶粒的尺寸稍许增大;沉积状态下沿激光扫描运动方向室温及550℃高温下的拉伸强度均达到了退火棒材的要求。
5)  laser cladding
激光熔覆
1.
In-situ synthesis of Co_p/Cu composite coating by laser cladding;
激光熔覆原位合成Co_p/Cu复合涂层
2.
Research progress of laser cladding on the surface of magnesium alloys;
镁合金表面激光熔覆研究现状
3.
Influence of rare earths on Fe-based amorphous composite coatings by laser cladding;
稀土RE对激光熔覆Fe基非晶复合涂层的影响
6)  laser-cladding
激光熔覆
1.
Research of preventing the edges of tooth surface from collapsing in laser-cladding process;
齿面激光熔覆中的防边缘塌陷工艺研究
2.
Microstructure and Tribology Characteristics OF Laser-cladding Composite Ceramic Coating;
纳米复合陶瓷涂层激光熔覆后的组织与耐磨性能
3.
The WC–Ni–P composite coatings were made by laser-cladding on 1045 steel substrate.
利用激光熔覆技术在45钢表面制备了WC/Ni–P复合涂层,在Plint TE–66微磨料磨损试验机上进行了磨损试验,研究了不同稀土含量(CeO2)以及不同粒度WC粉末对涂层熔覆性能、硬度和磨损性能的影响。
补充资料:激光化学气相沉积
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性质: 利用激光束的光子能量激发和促进化学气相反应的沉积薄膜方法。在光子的作用下,气相中的分子发生分解,原子被激活,在衬底上形成薄膜。这种方法与常规的化学气相沉积(CVD)相比,可以大大降低衬底的温度,防止衬底中杂质分布截面受到破坏,可在不能承受高温的衬底上合成薄膜。与等离子体化学气相沉积方法相比,可以避免高能粒子辐照在薄膜中造成损伤。本方法所用设备是在常规的化学气相沉积设备基础上添加激光器、光路系统及激光功率测量装置。用本方法制备的SiO2及Si3N4薄膜时,衬底温度可低至380℃。

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