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- With increasing tempering temperature, the retained austenite decreases. 回火温度升高,其残余奥氏体量逐渐减少。
- Synopsis This paper discusses the methods to measure the amount of retained austenite in high chromium cast iron. 对高铬铸铁残余奥氏体的几种测定方法进行了比较。
- An increase in Si content improvesthe stability of retained austenite in B steel and highlights its TRIP properties. 本研究硅含量较高的B钢残余奥氏体稳定性增强,TRIP效应显著。
- Obviously large retained austenite is unstable, thin film is more stable and fine globular particles are most stable. 粗大块状的残余奥氏体稳定性最差,薄膜状次之,细小粒状最稳定。
- The microstructure of the weld bonds is a combination of martensite, lower bainite and retained austenite. 焊接熔合区组织为马氏体+下贝氏体+残余奥氏体;
- The lath like carbide free ferrite and retained austenite has been observed by transmission electron microscope. 所得到的贝氏体形貌为无碳化物贝氏体铁素体与残余奥氏体平行排列的板条状结构;
- Some methods of retained austenite measurement on high chromium cast iron were compared. 对高铬铸铁残余奥氏体测定的几种方法进行了比较。
- The influences of isothermal quenching temperature on the retained austenite and mechanical properties of ADI were studied. 摘要研究了等温淬火温度对ADI中残余奥氏体及其力学性能的影响。
- The results show that the microstucture of hardening layer lousiest of acicular marten site,retained austenite,graphite in fake and boride. 采用等离子束对硼铸铁进行了表面强化,对等离子强化层的显微组织、显微硬度和耐磨性进行了研究。
- The influence of isothermally-quenching temperature on the retained austenite in ADI and mechanical properties of ADI was investigated. 研究了等温淬火温度对等淬球铁中残余奥氏体及其力学性能的影响。
- The influence of austempering treatment on the microstructure, retained austenite and fracture toughness of high silicon cast steel has been studied. 研究了在不同等温淬火温度热处理后高硅铸钢的显微组织与残余奥氏体量和材料断裂韧性间的关系。
- The influence of anomalous scattering on retained austenite determination in steel by X-ray diffraction method was investigated. 研究了异常散射校正对X射线测定钢中残余奥氏体含量的影响。
- With normalization temperature increasing, the amount of retained austenite increases, the hardness decreases and the toughness improves. 随着正火温度的提高,基体残余奥氏体量增多;
- The affecting rule of alloy elements on the amounts of retained austenite in austempering transformation was also studied. 还探讨了合金元素对等温转变过程中残留奥氏体量的影响规律。
- Through the processing, it becomes a kind of extremely hard, wear-resistant and dispersed ledeburite structure which consists of martensite, retained austenite and carbide phases. 表面层极硬、耐磨而弥散的莱氏体是由马氏体+残留奥氏体+碳化物相组成。
- The second carbide is dispersed in the matrix which has good plastoelastic retained austenite, also slows up the material loss when the sands erode the surface. 基体中弥散分布着二次碳化物及具有良好弹塑性的残余奥氏体,也减缓了砂粒冲刷表面时的材料流失;
- The relation of the microstructures and the properties in aspect of retained austenite(Ar) , undissolved carbide(Cr) and martonsite tempered content has been analyzed. 并从残余奥氏体、未溶碳化物和马氏体回火程度几个方面分析了组织和性能之间的关系。
- From what has been mentioned above,it is suggested that lower bainitic carbides precipitate from carbon-enriched retained austenite rather than supersaturated ferrite. 以上工作,明确了下贝氏体碳化物是由富碳残余奥氏体中析出而不是由碳过饱和的铁素体中析出。
- The volume fraction and carbon content of retained austenite in the austempered high silicon cast steel after various austempering combinations were investigated by XRD method. 采用X射线衍射对高硅铸钢等温淬火热处理后的残余奥氏体量以及残余奥氏体含碳量进行了测定。
- The hardness and the impact toughness of the complex phase which composed of lower bainite, martensite and retained austenite are higher than that of lower bainite. 下贝氏体+马氏体+较大量残余奥氏体复相组织的硬度和冲击韧度要优于单纯的下贝氏体组织;
