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研究了稳定化处理对 GH738合金棒材微观组织和持久性能的影响 ,证明稳定化处理可大幅度提高合金棒材的光滑持久寿命、延伸率和缺口持久寿命 ,避免缺口敏感性。
The effects of stabilization treatment on the microstructure and ductility of GH738 alloy bar were investigated. It was found that the stabilization treatment can greatly improve the smooth and durable life of the alloy bar, elongation and notched endurance, and avoid the notch sensitivity.