σ-phase相关论文
Effect of Mo Addition on Corrosion Behavior of High-Entropy Alloys CoCrFeNiMox in Aqueous Environmen
The corrosion behavior of CoCrFeNiMox alloys was investigated in aqueous environments,NaCl and H2SO4 solutions,respectiv......
Sigma Phase Precipitation and Properties of Super-duplex Stainless Steel UNS S32750 Aged at the Nose
...
Effect of Grain Size on the Precipitation Behaviour in Super-Ferritic Stainless Steels During a Long
A 27.6Cr-3.6Mo-2Ni alloy was solution treated and then aged for a long time to study the effect of grain size on precipi......
Microstructure evolution and corrosion behavior of Nb-alloyed cast heat-resistant steel during diffe
The microstructure evolution of heat-resistant cast stainless steels aged at 600, 700, 800 and 900 ℃ for 2 h was invest......
选择幂级数模型描述了过剩自由能项,并从二、三元实测相图上用数据优化程序获得了所需热力学参数和交互作用系数,进而用多元相平衡......
研究了Fe-25Cr-5Al电热合金断裂原因及断裂方式,高于1000℃合金晶粒急剧长大,当晶粒大小增长至80μm时,断裂由韧窝型向准解理过渡,d≥100μm则呈现解理断裂;变温......
On the basis of an investigation on σ phase inNi-base cast superalloy K24 and the results aboutσ phase in other Ni-bas......
文中对未变形和拉伸变形后的样品分别进行750℃、850℃、950℃、1 050℃及1 150℃的固溶处理,通过金相显微镜观察样品在室温及不同......
主要研究了不同的冷却方式对新型双相不锈钢A锻材组织的影响。采用1800t径锻机将锭型为3t的Φ500mm钢锭锻造成Φ287mm的锻材,通过......
研究了铁素体(F)-奥氏体(A)双相不锈钢在600—1100℃范围内的力学性能,其韧性-温度曲线在800-900℃之间有一极小值。阐述了σ相析......
PHASEDIAGRAMSANDσ-PHASEPRECIPITATIONINSOMESTAINLESSSTEELS¥Pan,Yong;Qiu,Caian(XiangtanUniversity,Xiangtan411105)Abstract:Phase.........
EFFECTS OF AGING TEMPERATURE AND TIME ON MICROSTRUCTURE AND MECHANICAL PROPERTIES OF AN Fe-BASE SUPE
The mechanical properties and microstructure of an Fe-base superalloy GH35A have beenexamined after aging at 650—750℃ ......
Prediction of the Occurrence of a Phase in Austenitic Matrix of Ni-base Superalloys Using Thermodyna
Using the calculation of thermodynamicequilibria in multicomponent systems,two ternaryphase diagrams,Ni-Cr-Mo and Ni-Cr-......
本文研究了GH35A合金在650—750℃,100—10000h时效过程中性能和组织的变化。结果表明,合金室温拉伸强度基本不受时效温度和时间的......
研究308L焊缝经过焊后热处理其蠕变-疲劳的性质。应用扫描和透射电镜研究了焊态和焊后热处理试样的相变和微观结构。运用EDS探测化......
The stable ranges concerning the composition and temperature have been experimentally de-termined for the intermetallic ......