拉伸端口形貌说明这种贝氏体和马氏体混合组织的拉伸断裂为韧性断裂。
The morphology of the tensile fracture shows toughness fracture for the mix microstructure.
贝氏体中的残余奥氏体分解和转变的行为与马氏体中的不同。
The decomposition and transformation of the retained austenite in bainite differ from that in martensite.
本文概述了非调质钢的开发和应用现状，其中包括铁素体一珠光体、贝氏体以及马氏体非调质钢。
This paper gives a survey of development and application of microalloyed engineering steels, including those with ferritic -pearlitic, bainitic, and martensitic structures.
综述了抗磨钢包括奥氏体锰钢、低合金马氏体钢和贝氏体钢的最新研究进展。
The recent advances of research of wear resistant steel including austenitic manganese steel, low alloy martensitic steel and bainitic steel are summarized in this paper.
与马氏体组织相比，由贝氏体铁素体和残余奥氏体组成的准贝氏体组织，其光滑及缺口疲劳强度均较高。
The results shows that the smooth and notch fatigue strength of the meta-bainite consisting of bainite ferrite and retained austenite is higher than that of martensite.
重点介绍了按金相组织分类的贝氏体、马氏体类合金结构钢和铁素体、马氏体、奥氏体类不锈钢合金焊丝的生产工艺。
It mainly introduces the production processes of alloy structural steel welding wires of bainite and martensite and stainless steel welding wires of ferrite, martensite and austenite.
结果表明，实验钢的组织以马氏体和下贝氏体为主。
The results show that the microstructure was mainly composed of martensite and lower-bainite.
微观组织观察表明，在锻造或高温轧制状态下获得了以低碳马氏体为主，含少量贝氏体和残余奥氏体的复合组织。
Observations showed that the micro-structure of the steel after forging or high temperature rolling was composed of low-carbon martensite, a little part of bainite and residual austenite.
研究了硅和等温淬火工艺对高碳低合金马氏体-贝氏体钢金相组织与机械性能的影响。
The effect of silicon and isothermal quenching process on the microstructure and mechanical property of the high-carbon low alloy martensite-Bainite steel was studied.
结果表明，采用该工艺可获得高密度、高碳含量、具有马氏体、贝氏体和网状碳化物组织的粉末冶金气门座。
The results show that P/M valve seats using this technology has high density and high carbon content , and their microstructure are martensite , bainite and network carbide.
作者根据预马氏体转变理论和贝氏体相变孕育期内的预相变理论，用能量的观点对此现象进行了分析和解释。
In terms of the Martansite pre-transformation theory and Bainite phase theory, explanations are given from the view of energy.
通过冷却速度的控制实现钢材内部铁素体、贝氏体、马氏体不同的相组成和铁素体晶粒尺寸。
Different ferrite grain size and combination of ferrite, bainite and martensite phases were obtained according to the control of cooling rate.
以上诸因素的共同作用，使贝氏体具有比直接淬火所获得的马氏体更高的二次硬化效应、热强性和组织稳定性。
As a result of the coaction of abovementioned factors, the bainite has superior secondary hardening effect, thermal strength and structural stability to martensite formed by straight tempering.
认为，中温区的贝氏体相变带有珠光体分解和马氏体相变的双重特征，具有过渡性。上贝氏体转变与珠光体分解有着本质上的区别，但又有密切的联系；
The results show that bainite phase transformation in the middle temperature area is transitive, and it has double character of the pearlite decomposition and the martensite transformation.
认为，中温区的贝氏体相变带有珠光体分解和马氏体相变的双重特征，具有过渡性。上贝氏体转变与珠光体分解有着本质上的区别，但又有密切的联系；
The results show that bainite phase transformation in the middle temperature area is transitive, and it has double character of the pearlite decomposition and the martensite transformation.
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