• 淬火组织经回火相变再结晶温度有所降低

    After tempering, structure inheritance reduces, the recrystallization temperature reduces.

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  • 研究电场氏体化低碳钢淬火组织影响。

    Study on the Plasma Arc Welding Technology of Austenite Stainless Steel Parts;

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  • 结果表明退火状态存在类型碳化物淬火组织板条马氏作为主。

    The results show that there are four kinds of carbides in annealed state of the steel, and major portion of quenched martensite is lath-like martensite.

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  • 结果表明直接淬火工艺淬火组织板条马氏晶马氏体共存,且孪晶马氏体的含量较多

    The results show that the quenching microstructure of direct quenching technology consists of lath and twin martensites, and the amount of the latter is more.

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  • 淬火组织马氏残余氏体成分不均匀磨削用量参数选择不当导致裂纹出现主要原因

    Uneven components of quenched martensite and residual austenite structure and improper grinding parameter are attributed to the main causes for cracks.

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  • 根据试样任意一点温度冷却速度该点组织进行预测实现了T8淬火组织计算机模拟

    According to the temperature and rate of cooling, microstructure forecast is carried out, computer simulation of quenching microstructure of T8 steel is accomplished.

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  • 研究轧辊预备热处理工艺感应加热淬火组织影响,感应加热温度时间组织硬度的影响。

    The effect of preheating treatment process of cold rolls on induction heat quenched structures and the effect of heating temperature and time on structure and hardness have been studied.

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  • 淬火裂纹组织特征是裂纹两侧脱碳现象明显区别锻造裂纹材料裂纹

    Quenching crack propagation characteristics of the organizations on both sides without decarburization phenomenon significant difference between crack and materials and forging cracks.

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  • 结果表明:由于焊接电流过大,使焊缝产生淬火马氏组织较大焊接残余应力,导致镀锌敏感性增加,造成吸油盘发生氢脆开裂。

    The large welding current caused the formation of quenched martensite and the high residual stresses in the welding zone, resulting in the increase of zinc sensitivity of hydrogen attack.

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  • 通过不同分步淬火热处理工艺,相应地获得了四种不同组织

    Four kinds of dual-phase steel with different morphology were developed by means of step quenching treatment routes.

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  • 局部淬火处理的齿轮具备心部组织硬度高的表面硬度。

    The case hardening process results in gears that have much harder surfaces than cores.

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  • 文中着重模拟预测了它们三维淬火瞬态温度组织硬度场等。

    This article puts emphasis on predicting the three-dimensional fields of transient quenching temperature, phase change and hardness of the try mentioned above.

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  • 研究淬火温度回火温度ZG310- 510铸钢组织力学性能影响

    The Influence of quenching temperature and tempering temperature on mechanical properties and microstructure of ZG310-510 cast steel was studied.

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  • 原始材料组织状态为形变马氏体、淬火马氏体残余奥氏体。

    The original structure consists of deformation induced martensite, quenching martensite and retained austenite.

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  • 20进行不同强度交流磁场临界淬火处理,观察相变组织

    To quench 20 steel in critical zone under different intensity alternation magnetic field and to observe the microstructure after phase transformation.

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  • 次层为淬火马氏体组织

    The sublevel is marstenite quenching structure.

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  • 研究了热处理工艺(包括均匀化处理淬火方式人工时效等6063铝合金组织力学性能影响

    The effect of heat treatment(including homogenizing treatment, quenching method and artificial aging)on the structure and mechanical property of 6063 aluminum alloy was studied.

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  • 研究发现,原材料的带状组织淬火工艺不合理造成锯片基体淬火变形两个主要原因

    Our study was found that two main reasons making the circular saw blades matrix distortion in quenching were banded structure and the unreasonable quenching process.

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  • 研究了淬火双级时效工艺参数7475组织性能影响

    The influences of the quenching and dual aging process on the structure and properties of 7475 alloy plates are studied.

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  • 研究淬火温度淬火冷却方式回火温度铸铁轧辊组织性能影响。

    The influences of quenching temperature, cooling pattern and temper temperature on the structures and properties of high chromium cast iron roll were investigated.

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  • 淬火过程典型温度-组织转变-应力耦合的过程,准确模拟淬火过程十分困难

    For quenching processes are typical temperature - phase transformation - stress coupled processes, it is quite difficult to precisely predict the processes.

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  • 研究白口铸铁不同组织、不同含硅量、不同淬火加热温度冷却速度耐磨粒磨损性能影响

    The influences of different microstructure, silicon content, quenching temperature and cooling rate of the SiCr white cast iron on its abrasive wear performance were investigated.

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  • 介绍了固溶处理温度淬火时效间隔时间时效制度2A70铝合金预拉伸厚组织性能影响

    The effect of quenching temperature, the interval time from quenching to aging and aging institution to 2A70 aluminium alloy pre-stretching plate structure and properties are introduced.

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  • 利用高碳钢淬火试样淬火试样拉伸试验研究了高碳钢组织应力敏感性

    The sensibility of the harden structure of high carbon steel to hydrogen and stress is researched through the tensile test of quenched specimens and charging hydrogen specimens after quenching.

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  • 淬火组织马氏体、碳化物氏体,淬火回火组织为马氏体和碳化物。

    The microstructure of quenching are martensite, carbide and retained austenite, and are martensite and carbide by quenching and three times tempering.

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  • 介绍激光淬火,激光熔凝,激光表面合金化材料表面改性技术及其组织性能;综述了智能涂层特点研究进展

    Laser quenching, laser cladding and laser surface alloying, as well as microstructure and properties were presented. The properties and research progress of intelligent coating were reviewed.

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  • 研究表明共晶组织淬火具有优良的抗磨粒磨损性能

    Study shows that quenched boron eutectic structure possesses the excellent wear abrasion property.

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  • 通过淬火试件进行金相组织分析残余应力测量验证数值模拟可行性

    Through the microstructure analysis and residual stress measurement on a quenching test-piece, the feasibility of the numerical simulation is proved.

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  • 通过淬火试件进行金相组织分析残余应力测量验证数值模拟可行性

    Through the microstructure analysis and residual stress measurement on a quenching test-piece, the feasibility of the numerical simulation is proved.

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