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The characteristics of age hardening were studied for Fe W Co and Fe W Co Ni alloys. 对Fe?W?Co和Fe?W?Co?Ni合金的时效硬化特性进行了研究。
This is the reason why Fe W Co alloy possesses stronger ability of age hardening. 这是Fe?W?Co合金较Fe?W?Co?Ni合金有较强时效硬化能力的原因。
The amorphous Fe Cr alloy coatings were obtained by controlling the composition of bath operation conditions. 本实验通过控制镀液组成和操作条件获得了非晶态铁-铬合金镀层。
Age hardening for Fe W Co and Fe W Co Ni Alloys Fe-W-Co和Fe-W-Co-Ni合金的时效硬化
The influences of heat treatment on structure micro hardness, static corrosion resistance in normal temperature and hot solution corrosion resistance of electroless Ni P and Ni Co P alloy coatings were studied. 研究了热处理对化学沉积Ni－P、Ni－Co－P合金镀层的组织结构、显微硬度、常温静态腐蚀性能和热溶液腐蚀性能的影响。
In this paper,the nanoindentation method was used to measure micro-properties of the W alloy,the results were obtained in the case that tung-sten part. 采用纳米压痕试验的方法,在钨颗粒与基体不分离的情况下测量其微观性能,分析试验结果,解释宏观现象。
A sealing technology of the holes in the hard anodizing film with the deposited W alloy was introduced to increase its hardness. 介绍了一种有效提高铝基硬质氧化膜硬度的电沉积钨合金封孔技术。
The hot dip Zn Ni alloy coating provides good anticorrosion performance. Two kinds of materials, Q235 and Q345 used for galvanizing Zn and Zn Ni alloy. 对Q2 35和Q345两种材料表面热浸镀纯Zn和Zn Ni合金 ,研究Ni对热镀锌耐蚀性的影响。
In this paper,the nanoindentation method was used to measure micro-properties of the W alloy,the results were obtained in the case that tung-sten part... 采用纳米压痕试验的方法,在钨颗粒与基体不分离的情况下测量其微观性能,分析试验结果,解释宏观现象。分析结果表明,在钨合金材料中,基体相并不是弱相,其对强度的贡献应重新认识。
Ni-based and Co-based alloy coatings were made on the Q235 steel substrate by oxy-acetylene flame spraying and fusing. 采用氧乙炔火焰喷熔法在Q235钢表面制备了镍基和钴基合金涂层。
Analysis of tile service condition of P/M W alloy anvil is made.Some technical measures proposed here proye to be practical for improving the service life of the W alloy anvil. 探讨了粉末冶金所制备的钨合金砧块的使用条件，讨论中提出的有关工艺措施，对提高钨台金砧块的使用寿命，保证气门生产质量有着实际指导意义，并在生产实践中取得明显的经济效益。
Co-Ni alloy coatings were electrodeposited from a sulfate plating bath and sulfate plating bath containing sodium citrate. 分别在硫酸盐镀液和添加柠檬酸钠的硫酸盐镀液中电沉积钴-镍合金。
The surface appearance and corrosion products of Zn-Mg alloy coatings with different content of Mg were analyzed by SEM and XRD. 采用扫描电镜和X射线粉末衍射,对含镁量不同的热镀锌镁合金镀层表面形貌和腐蚀产物进行了分析。
It was shown that the two kinds of Fe-based alloy coatings were subjected to serious low temperature hot corrosion, which was characterized by accelerated oxidation. 试验结果表明，两种铁基合金涂层发生了较严重的以加速氧化为特征的低温热腐蚀。两种镍基会金涂层具有良好的耐蚀性能。
In this paper,a physical model about the effect of composition demixing between alloy coatings and alloy cathode material in multi arc ion plating is proposed. 提出了一种关于多弧离子镀合金涂层成分离析效应的物理模型。
With laser cladding Co-base alloy coatings, the high temperature hardness and thermal fatigue resistance of H13 hot-working die surface were appreciably increased. H13热作模具钢表面经激光熔覆钴基合金后显著提高了模具的高温硬度和热疲劳抗力。
The results showed that the grain size and the corrosion resistance of the alloy coat on tinplate increased as the reflowing time exten... 结果表明,随着软熔时间的延长和软熔温度的升高,镀锡板合金层的晶粒度增大,镀锡板的耐蚀性增强。
The corrosion resistance of the alloy coat on tinplate was directly related to the life span of the tinplate as a food packaging material. 镀锡板合金层的耐蚀性好坏直接关系到镀锡板用作食品包装材料时的寿命。
For2Cr13 valve sealing face by double glow plasma W alloying process,carburizing , quenching and tempering process, the results show its machining size is little, its hardness is high and its static pressure lifetime is long. 结果表明经双层辉光离子渗钨、渗碳和淬火回火处理的2Cr13阀门密封面加工量小、硬度高、静压寿命长。
Keywords Ni Fe hydrotalcite;kinetics;thermogram method;activation energy; 镍铁水滑石;热重法;动力学;活化能;