奥氏体等温淬火球铁产品，包括ADI造纸磨片，为美国英格索兰公司生产的ADI风稿缸体和机头、以及国内负稿缸体系列产品。

Products: austemper ductile iron products, including of milling plate for paper making , ADI cylinder body and machine head supplied to one of USA company and the user in domestic customer.

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与传统的等温淬火工艺相比，“两步法”组织得到显著细化，而基体组织中残余奥氏体体积分数及含碳量无明显不同。

Compared with traditional austempered process, this new method would obtain much finer structure with nearly same volume fraction of retained austenite in matrix and carbon content of austenite.

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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 austempering treatment on the microstructure, retained austenite and fracture toughness of high silicon cast steel has been studied.

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