锆合金

In this paper, research results and disadvantages of main bonding process of zircaloy and stainless steel are reviewed.

分析了核反应堆用锆合金与不锈钢主要连接技术的研究结果及存在的问题。

The structure and corrosion resistance of 8 # new zirconium alloy are studied.

研究了8＃新锆合金的组织与耐蚀性能。

The morphology and chemical compositions of I-SCC fractures of new zirconium alloy s were investigated by SEM and EDXA.

利用扫描电镜和EDXA对新锆合金碘致应力腐蚀的断口进行了形貌观察和成分分析。

Its subject coverage includes: boiling water reactors, light water reactors, heavy water reactors, and pressurized water reactors; steam generator tubing; fuel elements; prediction, detection, monitoring, and control; radiation effects; and stainless steels, zirconium alloys, inconels, and admiralty brass.

它的主题报导包括：沸水反应堆、轻水反应堆、重水反应堆与压水反应堆；蒸汽发生器浴盆；释热元件；预报、探测、监测和控制；辐射作用；不锈钢、锆合金、铬镍铁合金与船用黄铜。

The creep resistance was investigated by means of study on the creep curve and deformation microstructure for new zirconium alloy.

通过对低铌新锆合金板材的蠕变性能曲线和变形亚结构的分析及对微观组织研究探讨了低铌新锆合金的蠕变过程及其抗蠕变性能优越的原因。

We try to use Cr thin films to improve Zircaloys properties on the background of engineering application.

基于某工程应用研究背景，我们尝试用铬来提高锆合金的性能。

In this paper a computation model of corrosion rate versus grain size of nanocrystalline zircaloy -4 has been presented.

结果表明：与普通晶粒相比，纳米晶粒尺寸下锆合金的速率低于普通晶粒锆-4合金的腐蚀速率，随着纳米晶粒尺寸的减小，锆-4合金的腐蚀速率也降低；同时，纳米化组织处理推迟了锆-4合金氧化转折时间，使其抗氧化性能得到了提高。

On the basical characteristics of two historical and great transition s;2. Several hypotheses on the corrosion transition phenomenon of zircaloy are presented.

关于 Zr－2和 Zr－4合金的转折机理有多种假说，其中相变假说认为：锆合金的氧化速度主要受氧化物／金属界面附近 t－ZrO2向 m－ZrO2转变的控制。

All of the structural materials in the active core zone, including the CEA guide tubes and the spacer grids, are Zircaloy, which minimizes the enriched uranium requirements of the core.

在反应堆芯区，包括控制元件组件管和定位栅格架，等所有材料是锆合金材料。锆合金可以极小化堆芯区中富铀的需求。

This article discussed a superficial nanometer processing to the zircaloy corrosion resistance performance influence. For a surface nanometer and the ultra finer organization's zircaloy, its corrosion property influence factor not only includes the grain size, but also includes the alloy composition,the oxide film organization and the nature, the heat treatment technique, the surface condition, chemistry of reactor coolant, temperature of reactor coolant , heat flux through the cladding, irradiation effects and so on.

对于具有表面纳米及超细晶组织的锆合金来说，其腐蚀性能的影响因素不仅仅包括晶粒尺度，还包括合金成分、氧化膜的组织与性质、热处理工艺方法、表面状态、反应堆水化学、水冷却剂温度、通过包壳锆合金的热通量密度、辐照效应等等。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。