从冶炼、浇注、锻造、热处理、机械加工等方面对复合镶套轧辊的制造过程进行了介绍。
This article has described the manufacturing process of the compound bushing rolls in the aspect of melting, pouring, forging, heat treatment and machining.
微观组织观察表明，在锻造或高温轧制状态下获得了以低碳马氏体为主，含少量贝氏体和残余奥氏体的复合组织。
Observations showed that the micro-structure of the steel after forging or high temperature rolling was composed of low-carbon martensite, a little part of bainite and residual austenite.
制造大型高低压复合转子的技术难点是：选择最佳的化学成分精炼、合理的锻造工艺和采用特殊的热处理方法。
The technical keys of manufacturing large high - low pressure combined rotors are selecting optimum chemical compositions, refining , forging and special heat treatment.
应用推荐