本发明涉及一种贝氏体球墨铸铁的控制冷却热处理工艺及其装置。
The present invention relates to one kind of controlled cooling heat treatment process and apparatus for bainite ductile iron.
贝氏体球墨铸铁由于具有优异的强韧性能和耐磨性能已得到广泛的应用。
The bainite ductile cast iron has been widely used because of its excellent combination of hardness, toughness and wear properties.
试验表明：经过表面淬火的铸钢和经过贝氏体淬火的球墨铸铁，其接触疲劳寿命和耐磨性大幅度提高。
The test indicates that contact fatigue life and wear resistance of surface quenched casting steels and Bainite quenched spherical cast iron are increased largely.
研究了钒在贝氏体球墨铸铁中的存在形态及其分布。
The morphology and distribution of vanadium in bainite ductile cast iron were studied.
研究了硼、铜、锰对贝氏体球墨铸铁组织和性能的影响，并讨论了球墨铸铁的性能滞后现象，即等温淬火后随时间延长硬度增加的现象。
The effects of elements B, Cu and Mn on structure and mechanical properties of the Bainite ductile cast iron in above-mentioned process were investigated.
用扫描电子显微镜及微拉伸台对奥氏体- 贝氏体球墨铸铁裂纹萌生、扩展的微观过程进行了跟踪观察。
The micro process of crack initiation and propagation in austempered ductile iron has been investigated by scanning electron microscope with a micro tensile stage.
用扫描电子显微镜及微拉伸台对奥氏体- 贝氏体球墨铸铁裂纹萌生、扩展的微观过程进行了跟踪观察。
The micro process of crack initiation and propagation in austempered ductile iron has been investigated by scanning electron microscope with a micro tensile stage.
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