Carbonitride相关论文
The role of interstitial species upon the ammonia synthesis activity of ternary Fe-Mo-C(N) and Ni-Mo
Fe3Mo3C has been prepared and its activity for ammonia synthesis was evaluated.As had been observed previously for Co3Mo......
Series of(Y0.97-xGdx)2Si4N6C∶0.06Ce3+have been prepared by carbothermal and nitridation method(CRN)at 1700℃ for 10h....
A new laser-plasma deposition method has been developed for the plasma chemical deposition of hard silicon carbonitride ......
Sliding wear behaviour of Fe/316L/430-Ti(C,N)composites prepared via spark plasma sintering and subs
A series of novel steel-Ti(C,N)composites was fabricated by spark plasma sintering(SPS)and subsequent heat treatment.The......
Effect of electrolyte temperature on the nano-carbonitride layer fabricated by surface nanocrystalli
The distribution of nano-carbonitrides produced by the treatments of surface nanocrystallization and plasma electrolytic......
Niobium, as the most effective second-phase forming element, was added in the Fe-Cr13-C-N hard-facing alloy to get carbo......
Lots of work has been done to investigate slab surface microstructure evolution during continuous casting in order to im......
A simple calculation model for thermodynamic equilibrium information between precipitation and matri
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Formation and Thermal Stability of Large Precipitates and Oxides in Titanium and Niobium Microalloye
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The morphology, structure, and chemical composition of precipitates in the final microstructure of Nb-V-Ti microalloyed ......
Nature of large (Ti, Nb)(C, N) particles precipitated during the solidification of Ti, Nb HSLA steel
To investigate the microsegregation phenomena and complex (Ti, Nb)(C, N) precipitation behavior during continuous castin......
Effect of electrolyte temperature on the nano-carbonitride layer fabricated by surface nanocrystalli
The distribution of nano-carbonitrides produced by the treatments of surface nanocrystallization and plasma electrolytic......
采用相分析和X射线衍射技术,研究了含Ti、Nb等微合金元素的高强钢中碳氮化物的溶解行为.结果表明,加热到1250℃,未均热时,主要是面心立......
利用氮代替部分碳,通过铌、钒、钛固氮形成氮合金化堆焊硬面合金,进行了冲蚀角度30°抗冲蚀磨损性能实验,深入分析了冲蚀磨损机理......
采用规则溶液亚点阵模型建立了Fe—Nb—Ti—A1-C—N系统,分析了不同温度条件下,X80管线钢中碳氮化物析出热力学行为。经实验验证,用此......
基于多元第二相固溶析出理论开发了定量计算复合微合金化高强度低合金(HSLA)钢奥氏体相中碳氮化物析出热力学数值模拟计算模型。采用......
采用由热力学计算方法导出的二元微合金碳氮化物化学组成的理论计算公式,对一系列铌微合金钢中在奥氏体中沉淀析出的碳氮化铌的化......
氮作为钢中的间隙原子,通过与其他合金元素之间的相互作用,能改善钢的强度、韧性,耐磨性和耐点蚀性能。在堆焊材料中利用氮代替部分碳......
The heat-treatment characteristics,mechanical properties,and wear behavior of four cold-forged-roll steels were studied ......
The role of interstitial species upon the ammonia synthesis activity of ternary Fe–Mo–C(N)and Ni–Mo–
Fe3Mo3C has been prepared and its activity for ammonia synthesis was evaluated.As had been observed previously for Co3Mo......
本文通过利用模拟轧制和扫描电镜、透射电镜技术等,研究含铌Q345钢中第二相粒子固溶析出及晶粒长大的规律,测试了奥氏体晶粒粗化温......
研制了一种碳氮合金化自保护硬面药芯焊丝,探讨了碳氮合金化硬面药芯焊丝堆焊层金属中的碳氮化物质点作用,对碳氮合金化堆焊层金属......
利用光学和电子显微镜观察断口组织,并测定断面收缩率来研究预拉伸应变对Nb微合金化低温钢09MnNiDR高温塑性的影响。当试样进行5%......
本文介绍了用CBED法和能谱法同时测量不同颗粒尺寸的Ti,Nb,V析出相的点阵常数和化学成分。CBED法的测量精度可达万分之二。它们分......
采用TEM和EDX技术,研究了低碳微合金钢中Nb,V,Ti的碳氮化物在不同温度保温后的回溶行为.结果表明,Nb-V-Ti微合金钢中存在尺寸明显不......
基于双亚点阵模型,建立X100管线钢(Nbx,Ti1-x)(CyN1-y)-AlN复合析出热力学模型。热力学模型计算结果表明,1 450~1 100K时,Nb析出量显著......
基于规则熔体理论和平衡反应基础,对连铸工序X80管线钢中碳化物、氮化物析出进行热力学分析,研究Ti、Nb及Al的碳化物、氮化物析出......
应用应力松驰法在Gleeble2000热力模拟机上研究了新型非调质油井管用钢33Mn2V在600-950℃内含钒碳氮化物的应变诱导析出行为。结果......
采用应力松弛方法,以热动力学为基础研究钒氮(V-N)微合金化抗震钢筋在奥氏体中的应变诱导析出行为。根据J-M-A(Johnson-Mehl-Avrami)理......
Nature of large (Ti, Nb)(C, N) particles precipitated during the solidification of Ti, Nb HSLA steel
To investigate the microsegregation phenomena and complex (Ti, Nb)(C, N) precipitation behavior during continuous castin......
Novelty phase synthesis mechanism and morphology in resin-bonded Al–Al2O3–TiO2 composites at high te
An Al–AlN core–shell structure is beneficial to the performance of Al–Al2O3 composites. In this paper, the phase evol......
利用透射电镜和能谱分析仪对20MnVB钢中的碳氮化物析出相进行了研究。结果表明,该钢中的碳氮化物析出相为面心立方结构的V-Ti复合碳氮化物(TixV1-x)CN,其中......
以规则溶液亚点阵模型为基础,针对Fe-Nb-Ti-C-N系统,进行了热力学平衡计算.计算结果表明,高温阶段的析出相为TiN,微细的TiN强烈地......
在众多新型合成材料中,研究方向还是以超硬材料为主,因其具有高硬度、高密度、高折射率、高耐化学腐蚀性、导热性良好、空穴迁移率......
用氮代替部分碳,通过铌、钛固氮形成氮合金化1Cr13NbTi堆焊合金,深入分析了碳氮化物的形成机理,进行了耐磨粒磨损性能试验,研究了......
为预测和控制钢中V的析出物以及优化钢的成分,利用Thermo-Calc热力学软件对试验钢在不同温度下析出相的组成、相的析出温度和V的析......
Compounds of the B-C-N system are very promising to produce superhard coatings with good tribological, chemical and ther......
Effect of electrolyte temperature on the nano-carbonitride layer fabricated by surface nanocrystalli
表面 nanocrystallization 和血浆的处理生产的 nano-carbonitrides 的分发 γ-TiAl 上的电解 carbonitriding 借助于图分析被......
Niobium, as the most effective second-phase forming element, was added in the Fe-Cr13-C-N hard-facing alloy to get carbo......
运用SEM、TEM、EDX及析出物定量分析等方法,通过实验室模拟退火工艺,研究了分别在750、770、790和810℃退火时微合金元素的析出情况......
THEORETICAL CALCULATION OF SPECIFIC INTERFACIALENERGY OF SEMICOHERENT INTERFACE BETWEEN MICROALLOY C
According to the misfitting dislocation theory,a method of theoretical calculation was devel-oped for the specific energ......
The lattice constants and chemical composition of Ti,Nb and V precipitates with differentparticle sizes have been measur......
STRAIN-INDUCED ISOTHERMAL PRECIPITATION OF Nb,V AND Ti CARBONITRIDES IN MICROALLOYED STEELS DURING C
The strain-induced isothermal precipitation and the law of coarsening of Nb,V and Ticarbonitrides in Nb-steel.V-steel.Nb......
应用透射电镜和三维原子探针研究了Nb-V微合金钢在不同处理工艺时的形核过程。控轧控冷(TMCP)钢样品的透射电镜的结果表明出现了(Nb,V)(C......
本文在实验的基础上,用热力学方法来分析讨论微合金碳氮化物复合相的形成机制。结果明表:析出相从基体中一沉淀出来,就是复合的。......
钢中碳氮析出物通过细晶强化和析出强化方式对钢的力学性能有非常重要的作用。基于规则溶液的双亚点阵模型(其中一个为金属亚点阵,另......
概述氮合金化堆焊材料在焊接过程中氮含量变化,堆焊层中碳氮化物的析出行为、形态及作用,介绍了氮合金堆焊层强化机理,分析了氮对......