The present invention relates to hollow camshaft and cam material, and is especially sintered metal material for assembled hollow camshaft and cam and its preparation process.
本发明涉及一种粉末冶金中空凸轮轴凸轮材料及其制备、表面强化处理方法，特别是涉 及汽车用装配式粉末冶金中空凸轮轴凸轮材料及其制备处理方法。
The key technology of hollow assembled camshaft is joint between the shaft and the cam lobes.
中空装配式凸轮轴的技术关键为凸轮和轴体之间的连接。
The key technology of hollow assembled camshaft is joint between the shaft and the cam lobes.
中空装配式凸轮轴的技术关键为凸轮和轴体之间的连接。
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