Study of retained austenite in the microstructure of austenitic-bainitic malleable iron;
奥-贝可锻铸铁组织中残余奥氏体的研究
In order to optimize the heat treatment technology for pearlite malleable iron,experiment has been carried out on the basis of study on factors that have influence on the structure and properties of pearlitic malleable iron.
课题是对影响珠光体可锻铸铁组织及性能的因素进行研究,从而优化珠光体可锻铸铁热处理工艺。
Based on the characteristic of malleable iron,the technology of multistage heat treatment formalleableiron was investigated successfully.
基于可锻铸铁的特点,成功开发了可锻铸铁多段加热热处理工艺。
Study on High Temperature Graphitizing Annealing Kinetics for High Manganese Malleable Cast Iron;
高锰可锻铸铁高温石墨化退火动力学研究
Study of the fracture toughness of ductile cast iron (DCI) and malleable cast iron (MCI);
球墨铸铁和可锻铸铁的断裂韧性的研究
The annealing process of malleable cast iron was improved by controlling the melting process.
针对可锻铸铁退火周期长,耗能大,退火后力学性能差的问题,通过熔炼工艺过程控制,改进退火工艺。
Study of forgeability of dispersion-strengthened copper material with high strength and high conductivity;
高强高导弥散强化铜材料可锻性研究
According to the forgeability criterion of metal material the heating and forging technological standard was laid down and applied in production of large forgings used by 2500t hydraulic press.
在２５００ｔ水压机大锻件生产中应用金属材料可锻性准则制定了加热及锻造工艺规范并用于生产实践，提高钢锭利用率１。