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- tiny alloying element Ti 微合金元素Ti
- The theory calculation of hydroxyl preferential absorption for Ti on TiNi alloy surface is completed by DVM- Xa. 通过基于密度泛函理论的离散变分Xa方法的理论计算,确定了在TiNi合金表面,羟基会优先与Ti吸附。
- The active element Ti can react with Al_2O_3 ceramics and form reaction layer which can join ceramics and metal. 活性元素Ti能够与陶瓷发生反应,形成反应层实现陶瓷和金属的连接,初步探索陶瓷与金属活性连接的机理为:活性元素Ti在钎焊温度下与Ag_(72)Cu_(28)钎料形成液态活性合金,与界面处陶瓷发生化学反应,实现陶瓷和金属的连接。
- Some alloying element s make the grain of steelfiner , thus increasing the hardness and st rength ofsteel. 某些合金元素可精化钢的晶体度,从而提高了钢的硬度和强度。
- Is it the only alloy element in steel? 它是钢中唯一的合金元素吗?
- The change in strength of cryogenic austenitic steel with temperature and alloying element content was studied. 研究了低温奥氏体钢的强度随温度及合金元素含量的变化规律。
- Be it the only alloy element in steel? 它是钢中唯一的合金元素吗?
- Lead as an alloying element in copper (including brass and phosphor bronze) should less than 4 wt%. 铜合金(包含黄铜及磷青铜)中的铅允许浓度需在4%25以下。
- Thus, the role of alloying element depends mainly on its impact on the state diagram. 因此,合金元素的作用主要取决于其对状态图的影响。
- The interfacial diffusion of alloying element is an important factor to microstructure, apparent hardness and interfacial bond strength. 元素在界面两侧的扩散是影响材料显微组织、表观硬度及界面结合强度的关键。
- By means of SEM,EDX,and EPMA analy-ses the joining mechanism was investigated. Active element Ti in the brazingalloy diffused into Si_3N_4 and chemical reactions occured in ceramic-metal in-terface,certain chemical compounds consist of N and Ti produced. 经SEM,EDX 及EPMA 分析研究可知,钎料中活性元素Ti 向Si_3N_4中扩散并在界面发生化学反应而生成几种N 与Ti 的化合物,从而形成结合。
- In plain carbon steel, carbon is the only alloy element. 只有在普碳钢中,碳才是唯一的合金元素。
- After tempering treatment at different conditions,the tempering stability of Fe-base hardfacing layer containing multiple alloying element was investigated. 对多元合金铁基堆焊层的焊态试样进行不同条件下的回火后处理,研究了该堆焊层的回火稳定性。
- It has been proved that rare earth La also pe-rmeates into the layer and acts as an alloying element during the process of ni-tro-carbo-boronizing witn ion microanalysis. 使材料的耐磨性、耐蚀性获得了明显提高,离子探针检测证实,稀土元素镧也渗入了钢的表面,起到了微合金化的作用。
- In plain carbon steel,carbon is the only alloy element. 只有在普碳钢中,碳才是唯一的合金元素。
- The effects of microalloylng elements Ti, Al, N and B on the hardenability of the core and the carburized layer of 18CrMnB steel have been investigated in this paper. 本文主要研究了微量元素钛、铝、氮和硼对18CrMnB钢心体和渗碳层淬透性的影响。
- Continuous cast of TiNi alloy has been realized with homemade equipment consisting of an induction heating with CaO crucible and BN lining of crystallizer. 在自行研制的钛合金连铸装置上进行钛镍合金的连续铸造实验,在感应加热下使用氧化钙坩埚和氮化硼结晶器内衬,通过调整各项工艺参数,实现连续铸造。
- In plain carbon steel, carbon is the only alloy element . 只有在普碳钢中,碳才是唯一的合金元素。
- The effects of alloying element phosphorus on microstructure and properties of sintered compacts of short cast iron fibres has been studied in this pa-per. 研究了合金元素磷对铸铁短纤维烧结体显微组织和性能的影响。
- A number of alloying elements can be added to steel in order to make it suitable for specialized application . 为使钢更适于某些特定的用途,可以在钢中加入多种合金元素。