INTERGRANULAR FRACTURE OF AS-QUENCHED MARTENSITE IN HIGH CARBON STEELS

来源 :Acta Metallurgica Sinica(English Edition) | 被引量 : 0次 | 上传用户:TSSSSSS
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
A mechanism of intergranular fracture of as-quenched martensite in high carbon steels hasbeen proposed.When coarse grains of austenite transform to martensite,the grain plays a roleof the unit of volume dilation,inhomogeneous strains necessarily produce a
其他文献
目的分析青年急性心肌梗死患者的临床及冠状动脉造影病变特点的分析。方法将2011年9月至2013年8月我院的136例急性心肌粳死患者,按年龄分为青年组50例(〈50岁)和老年组86例(50-79
An approach to study the recrystallization-induced plasticity(RIP)phenomenon in the 18Nimaraging steel under the elastic stress has been made by the analysis of
A dynamic process of the martensitic transformation in(Y,Mg)-PSZ ceramics was observedin situ using TEM.Under the effect of contact stress between tetragonal(t)-ZrO
目的探讨腰大池控制性引流并鞘内注药治疗外伤性蛛网膜下腔出血(tSAH)的疗效。方法对80例外伤性蛛网膜下腔出血患者随机分为观察组(80例)和对照组(82例),观察组早期给予腰大池引流并
An investigation was conducted to examine the low cycle symmetric push-pull fatiguebehaviour of the Cr-Mn-N dual-phase stainless steel.Two groups of specimens,A
铝合金组织的细化处理直接影响到铝合金铸锭的质量及其随后塑性变形的状况,作者较全面地评述了国内外近年来主要的铝合金铸锭晶粒的细化处理方法及应用。
目的探讨老年无痛性心肌缺血的临床护理方法。方法对我院2011年12月至2012年12月收治的60例老年无痛性心肌缺血患者实施全面护理干预,在基础护理上加以心理护理、饮食指导、运
The effects of chemical composition and cooling rate after solidication on the grain coarseningtemperature,T<sub>GC</sub>,of the V-Ti-N microalloyed steels have
目的探讨美常安对肝硬化内毒素血症及肝功能的影响。方法60例肝硬化患者随机分为对照组和实验组,均予保肝治疗4周,实验组加用美常安治疗。观察治疗前后凝血酶原时间(PT)和内毒素(L
The morphology and substructure of martensites in 7CrS(?)MnMoV steel were observed underoptical or electron microscope,and martensitic transformation with its m