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.
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 effect of austenitizing temperature on structure and properties of vanadium bainite ductile cast iron is studied in present research.
对比研究了不同退火温度对贝氏体球铁辊环组织和硬度的影响,提出了贝氏体球铁辊 环合适的退火温度。
the results show that the range of austenitizing temperature required for bainite hardening and the hardness of bainite ductile cast iron is increased as vanadium is added.
研究结果表明,钒使贝氏体转变所要求的奥氏体化温度范围增大,并使贝氏体球铁的硬度提高。
crack nucleation and propagation in wear-resistant bainite ductile cast iron were investigated by press trace method and sem.
采用压痕法及扫描电镜观察,研究了抗磨贝氏体球铁中裂纹的形核与扩展。
the investigation, application and development of bainite ductile cast iron has been introduced synthetically, and the production processes and their applicable fields have been recommended briefly.
综合介绍了贝氏体球铁的研究、应用和发展概况。简要介绍了贝氏体球铁的各种生产方法及适用范围。
the morphology and distribution of vanadium in bainite ductile cast iron were studied.
研究了钒在贝氏体球墨铸铁中的存在形态及其分布。