Uneven components of quenched martensite and residual austenite structure and improper grinding parameter are attributed to the main causes for cracks.
淬火组织中马氏体与残余奥氏体的成分不均匀及磨削用量参数选择不当是导致裂纹出现的主要原因。
The iron wants to change from the FCC austenite structure to the BCC ferrite structure, but the ferrite can only contain 0.02% carbon in solid solution.
铁需要从面心立方体奥氏体结构转变为体心立方体铁素体结构，但是铁素体只能容纳固溶体状态的0.02%的碳。
Hydrogen induced austenite structure transformation and martensite transformation in 304l stainless steel during hydrogen charging and aging were studied by X-ray diffraction.
利用X射线衍射方法，研究了304L不锈钢中电解充氢过程和随后时效过程中的氢致奥氏体结构变化和氢致马氏体相变。
CRITICAL Temperature: Temperature at which, upon heating, a steel transforms into the structure called Austenite. For most steels this occurs between 1350 degrees F. and 1500 degrees f.
临界温度：钢材加热使得内部结构产生奥氏体时的温度。通常大部分钢材的临界温度在华氏1350度到1500度之间。
Normalization procedure was added before the transverse rolling for improving steel austenite grain fineness and removing mischcrystal structure.
在横轧前增加正火工序，改善钢的奥氏体晶粒度，消除混晶组织。
The deformation increases quantity of island structure in the product of medium temperature transformation in austenite and makes it finer.
形变使奥氏体中温转变产物岛状组织数量增加，并使之细化。
The influence of the original structure on forming nucleus and growing process of austenite was very sensitive.
原始组织对奥氏体形核及长大过程的影响十分敏感。
After proper heat treatment the steel will have a dual phase structure of austenite and bainite. arranged alternatively in the form of lath ferrite and thin film austenite.
经适当热处理，获得贝氏体铁素体板条与奥氏体薄膜交替排列的奥氏体-贝氏体双相组织。
For high chromium cast iron with structure of preferred orientation, its retained austenite amount can be measured accurately by X-ray method of rotating and tilting specimen holder.
对有择优取向的组织来说，用旋转摆动的X射线法可准确测定高铬铸铁中残余奥氏体的含量。
The structure of the studied steels was bainite, martensite and retained austenite.
研究用钢的室温组织为贝氏体、马氏体、少量残余奥氏体。
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。
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.
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。
According to their matrix structure, the white irons are divided into ferrite white iron, ferrite-austenite white iron, austenite white iron, pearlite white iron and martensite white iron.
白口铸铁按基体分为铁素体白口铸铁、铁素体-奥氏体白口铸铁、奥氏体白口铸铁、珠光体白口铸铁和马氏体白口铸铁。
The original structure consists of deformation induced martensite, quenching martensite and retained austenite.
原始材料的组织状态为形变马氏体、淬火马氏体及残余奥氏体。
Since the alloy element and nitric atom segregate on the austenite crystal boundary, the vein-like structure is formed.
脉状组织形成的原因是合金元素和氮原子在原奥氏体晶界偏聚形成合金氮化物。
Since the alloy element and nitric atom segregate on the austenite crystal boundary, the vein-like structure is formed.
脉状组织形成的原因是合金元素和氮原子在原奥氏体晶界偏聚形成合金氮化物。
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