1) surface modification / laser remelting
表面变性/激光重熔
2) Laser surface remelting
激光表面重熔
1.
Effects of laser surface remelting on microstructure and hydrogen permeation resistance of thermal spraying aluminum coatings;
激光表面重熔对热喷涂铝涂层微观结构及其阻氢性能的影响
2.
The contrast test was carried out for laser surface remelting varying substrate preheating.
对球墨铸铁表面激光重熔过程中的重熔层开裂倾向及影响因素进行了详细的研究,通过对基体分别进行正火、淬火+回火后进行激光表面重熔的对比试验,考察了在相同的激光重熔工艺参数条件下进行表面重熔处理,发现球铁激光重熔处理前的预处理工艺对重熔过程中的重熔层开裂倾向影响很大。
3.
By means of laser surface remelting and adding rare-earth elements to the alumina coatings,the residual porosities were eliminated,cracks were reduced and so that not only the quality of the coating was improved,but the corrosion resistance of the coatings was improved significantly.
通过采用激光表面重熔和在氧化铝涂层中加入稀土的工艺方法,封闭了表层中残存的孔隙,减少了微裂纹,不仅提高了涂层的质量,而且使其耐蚀性得到明显提高。
3) laser surface melting
激光表面熔凝
1.
The theory and the algorithm of the artificial neural network were applied in the process of laser surface melting of 1Cr18Ni9Ti austenitic stainless steel.
将人工神经网络理论和算法引入 1Cr18Ni9Ti奥氏体不锈钢激光表面熔凝抗蚀工艺研究 ,在对网络进行训练的基础上 ,对熔凝工艺进行了优化。
4) laser surface cladding
激光表面熔覆
1.
The laser surface cladding technical the principle,the characteristic was elaborated,the use laser surface cladding technology to repair the DA540-41 compressor rotor the practice process was introduced.
阐述了激光表面熔覆技术的原理及性能特点。
2.
Laser surface cladding is a remanufacturing techneque being used in the fields of parts hardening,modification,repair,and so on.
激光表面熔覆作为一种再制造技术手段被应用于零件表面的修复和强化。
5) laser surface remelting
激光表面熔凝
1.
Detailed laser surface remelting experiments of three kinds of Cu Mn alloys were carried out to study the effects of technology parameters (scanning velocity, laser output power) on the growth direction of microstructure in the molten pool.
利用激光表面熔凝技术实现超高温度梯度快速定向凝固的关键在于 :1)在激光熔池内获得与激光扫描速度方向一致的温度梯度 ;2 )根据合金凝固特性选择适当的激光工艺参数以获得胞晶组织。
6) laser surface melting
激光表面熔化
1.
Results show that the corrosion resistance of SiCp/6061Al is slightly decreased after laser surface melting treatment due to the formation of the Al_4C_3 and Al_4SiC needle-like phases in the laser melted zone.
为提高颗粒增强铝基复合材料耐蚀性,对SiCp/6061Al复合材料进行激光表面熔化和激光表面合金化。
2.
it is demonstrated that the residual stress in the fur face layer of martensitestainless steel treated by laser surface melting(LSM)is not always compressive under thecondition of extreme multi-pass laser scanning.
采用两种极端的多道顺序激光扫描工艺,证实了马氏体不锈钢激光表面熔化处理后表层残余应力并非都是压应力。
补充资料:熔盐电化学表面合金化
分子式:
CAS号:
性质:其实质是熔盐中金属的电沉积和固态扩散合金化两种作用的综合。当在熔盐中使用活性较强的金属作为阳极,以活性较弱的金属作为阴极,并将阴、阳极连成回路,则形成一个自发的原电池。阳极在熔盐中溶解,其离子在阴极表面放电析出。与此同时,于高温下在基体(阴极)表面沉积的合金元素向内部扩散形成固溶体或金属间化合物的表面合金层。通过改变基体金属和被沉积金属,可以获得具有特殊性质的表面合金,性质远优于单个金属。铌、钽、铝、铍、硅等的表面合金化已在高技术领域中得到了应用。
CAS号:
性质:其实质是熔盐中金属的电沉积和固态扩散合金化两种作用的综合。当在熔盐中使用活性较强的金属作为阳极,以活性较弱的金属作为阴极,并将阴、阳极连成回路,则形成一个自发的原电池。阳极在熔盐中溶解,其离子在阴极表面放电析出。与此同时,于高温下在基体(阴极)表面沉积的合金元素向内部扩散形成固溶体或金属间化合物的表面合金层。通过改变基体金属和被沉积金属,可以获得具有特殊性质的表面合金,性质远优于单个金属。铌、钽、铝、铍、硅等的表面合金化已在高技术领域中得到了应用。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条