In this paper, the details of the process were presented, and the influence factors and the strengthening mechanism of forging property improvement were analyzed.
本文详细介绍了该工艺过程，分析了提高性能指标的各影响因素和强化机理。
By experimental research on the superhard aluminum alloy 7175T74, the parameters of forging process of 7175T74 are given, which achieve the mechanical property of the of U. S. 'AMS4149A.
通过对超硬铝合金7175T74的试验研究，给出了7175T74合金的锻造工艺参数。 依此工艺生产的锻件其性能达到美国宇航材料规范AMS4149A规定的技术指标。
In order to keep the property of forging pieces which they already have, calibrating in the way of cold correcting the shape with stress release and tempering could get a better result.
二次调质后，堆芯段筒体锻件产生了椭圆变形，为了不影响锻件已有性能，采用冷校形加去应力回火方法进行校正。
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