介绍了利用现有设备进行大型及高难度锻件锻造的方法及实例。
The paper introduces the methods and some examples of using now available equipment to forge the big and high-difficulty forging.
分析圆锥滚子轴承内圈锻件结构，对原锻造工艺中的不足提出了相应的工艺改进措施。
With analysis of structure of cone roller bearing inner ring forgings, corresponding improvement on original forging technology has been put forward.
文摘：锻件质量和锻造行业的技术经济效益很大程度上取决于预成形工步和预成形设计。
Abstract: Forging quality and technical economic benefit of plastic working industries strongly depend on preform sequence and preform design.
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