austenite matrix

Structure and Wear Resistance of Mn-B High Chromium Cast Iron with Austenite Matrix

锰硼奥氏体基高铬铸铁的组织结构及抗磨性研究

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The wear-resisting material of medium Si-Mn cast steel containing a large quantity of nodular carbide distributed in austenite matrix at as-cast condition was studied by modification method.

对中硅锰铸钢采用了变质处理方法，在铸态下获得了大量团球状碳化物分布于奥氏体基体上的抗磨材料。

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Wear Resistance of In-situ Austenite Steel Matrix Composites Reinforced with Granular Eutectics

团球共晶体增强奥氏体钢基自生复合材料的干摩擦磨损行为研究

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Effect of sliding velocity on the frictional behaviors of in situ granular eutectics reinforced austenite steel matrix composites

滑动速度对团球共晶体增强奥氏体钢基自生复合材料摩擦学性能的影响

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the engineer analyzed the austenite matrix composition of the steel.

工程师分析了这种钢材的奥氏体基体成分。

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In-Situ Austenite Steel Matrix Composites Reinforced by Granular γ+ ( Fe, Mn)_3C Eutectics Prepared with Y-Based Heavy RE Modifier

钇基重稀土合金变质团球γ+（Fe，Mn）3C共晶体增强奥氏体钢基自生复合材料

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The microstructure of the layer with high alloying degree is γ-( Fe, Ni) austenite matrix at room temperature with dispersed Fe 23 ( C, B) 6 spherulitic carbide.

合金化程度高的合金化层微观组织为γ-（Fe，Ni）奥氏体基底上弥散分布的Fe23（CB）6球状碳化物。

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While, the surface tilt angles of the new plates formed in austenite matrix are close to the theoretical value of the ε martensite.

而在基体中新生的板条状组织的表面浮凸角度都接近于ε马氏体的理论值。

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The results show that matrix is mainly tempered martensite under the condition of quenching at low temperature and tempering at 550 ℃; retained austenite content increases and martensite content relatively decreases along with the increase of quenching temperature, meanwhile, the wear resistance improves.

结果表明：550℃回火条件下，低温淬火时基体组织以回火马氏体为主，随着淬火温度升高，残余奥氏体含量升高，马氏体含量相对减少，而耐磨性随淬火温度升高逐渐升高；

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The results show that the hypereutectic structure, which contained alloy carbides ( Cr7C3) with the hexagonal or stripy feature and with the wavy boundary and had a martensite matrix with a small amount of austenite, performed the best abrasion resistance.

试验结果表明：堆焊合金中具有波形边界的一次六角形或条状碳化物（Cr7C3）、且基体为大量马氏体加少量奥氏体的过共晶组织抗磨料磨损性最佳；

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Influence of Pretreatment on Structure and Properties of Surfacing Layer with Austenite Matrix Electrode Containing Yttrium

预处理对含钇奥氏体基焊条堆焊层组织与性能的影响

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Through controlling the amount of austenite dendrites, matrix graphite type, and analysing fracture.

文中通过控制枝晶数量，基体组织和石墨类型，对不同CE下A型石墨、D型石墨及枝晶对强度的影响作了评估，并通过断口分析认为。

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The Wear Surface Behavior of Fe-C-Cr-Mn Metastable Austenite Matrix Alloy

Fe-C-Cr-Mn亚稳奥氏体基铸造合金的摩擦磨损表层特性

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Microstructure Design and Properties of Cr-Ni Metastable Austenite Matrix Wear Cast Iron

Cr-Ni亚稳奥氏体基耐磨铸铁结构设计及其性能

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The performance of granular γ+ ( Fe, Mn) 3C eutectics reinforced austenite steel matrix composites ( EAMC) was studied, and the strengthening/ toughness match and wear resistance were analyzed.

在研究团球γ+（Fe，Mn）3C共晶体增强奥氏体钢基自生复合材料（EAMC）的力学与耐磨性能的基础上，分析了EAMC的强韧化及耐磨机理。

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The results show that the heat treatment process has remarkable effect on retained austenite content in matrix and wear resistance of the steel, but has little effect on the morphology and distribution of carbide vanadium.

结果表明，热处理工艺对碳化钒形态分布无明显影响，但对高钒高速钢基体中奥氏体含量和耐磨性有重要影响。

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The micro cracks in matrix propagate along the bainitic ferrite austenite interface. The crack deflection or branching is occurred due to the different orientation of bainitic ferrite.

基体中的裂纹多数是沿贝氏体铁素体-奥氏体界面扩展，不同取向的基体组织可使裂纹偏转或分叉；

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Compared with traditional austempered process, this new method would obtain much finer structure with nearly same volume fraction of retained austenite in matrix and carbon content of austenite.

与传统的等温淬火工艺相比，两步法组织得到显著细化，而基体组织中残余奥氏体体积分数及含碳量无明显不同。

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These results are more consistent with the viewpoint that, the precipitation behavior of vanadium in the austenite matrix below 800 ℃ in medium-carbon V-bearing microalloyed steels plays a great role in controlling the decomposition of austenite.

计算结果支持了中碳含钒微合金钢中800℃以下奥氏体中的析出对其后的奥氏体分解相变具有明显的调控作用的观点。

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: The composition and structure design for the metastable austenite matrix wear resisting cast alloys of Fe-C-Cr-Mn system were investigated in this paper.

研究了Fe－C－Cr－Mn系亚稳奥氏体基耐磨铸造合金的成分与结构设计。

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It has high strength and hardness owing to the precipitation of fine vanadium carbides in austenite matrix, so it is a non-magnetic high strength steel of high manganese-vanadium series.

此钢采用析出硬化机理，由于V的碳化物在奥氏体基体中弥散地析出，可以得到高的硬度、高的强度，所以是一种高锰-钒系高强度的无磁钢。

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By means of optimum chemical compositions, additions of N, Cr into the melt and modification procedure, an as-cast structure with metastable austenite matrix and relatively even distribution of carbide particles was obtained.

通过化学成分的优化，N、Cr等元素的加入和变质处理等措施，得到在稳定性较低的奥氏体基体上弥散分布有粒状碳化物的铸态组织。

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The results show that hard granular eutectic particles and soft austenite matrix contribute to the strengthening/ toughness match of EAMC.

结果表明，高硬度的团球共晶体与韧性奥氏体使EAMC具有优异的强韧性匹配；

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Erosive Wear of High-Cr Cast Iron With Austenite or Martensite Matrix

奥氏体基体和马氏体基体高铬铸铁的冲蚀磨损特性

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In this paper The hardness of grey iron is related to the amount and fineness of pearlite in the matrix, and is effected to a great extent by the amount of primary austenite and its eutectoid structure.

结果表明，灰铸铁的硬度不仅与基体中珠光体的含量和细化程度有关，而且在很大程度上还取决于铸铁结晶过程中初生奥氏体量及其共析转变的结果。

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The effect of sliding velocity on the friction behaviors of in situ granular 7+ ( Fe, Mn) 3C eutectics reinforced austenite steel matrix composites ( EAMC) has been investigated by the pin-on disc dry sliding tests and scanning electron microscopy ( SEM) observation.

利用MPX-2000型主轴盘销式磨损实验机和扫描电子显微镜（SEM）研究了相对滑动速度对团球γ+（Fe，Mn）3C共晶体增强奥氏体钢基自生复合材料（EAMC）摩擦学性能的影响。

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It is believed to be significant for improving the contact fatigue resistance by the formation of micro-duplex structure during testing because of the existence of the super fine granule in austenite matrix.

认为奥氏体内超细团粒的出现，形成微观双相组织，可能是提高接触疲劳抗力很重要的因素。

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