文章编号：1004-0609(2010)S1-s0678-03
热处理对7715D高温钛合金组织及力学性能的影响
(1. 同济大学 材料科学与工程学院，上海200092；
2. 宝山钢铁股份有限公司 特殊钢事业部，上海 200940)
摘 要: 对7715D高温钛合金棒材进行不同的热处理，研究不同热处理后的显微组织和力学性能的变化。研究结果表明：随着冷却速率的加快，强度显著提高。
关键字: 高温钛合金；热处理；显微组织；力学性能
Effects of heat treatment on microstructures and mechanical properties of 7715D high temperature titanium alloys
（1. School of Material Science and Engineering, Tongji University, Shanghai 200092, China;
2. Special Steel Business Unit, Baoshan Iron & Steel Co., Ltd., Shanghai 200940, China）
Abstract:The effects of heat treatment on microstructures and mechanical properties of 7715D high temperature titanium alloys were studied. The results show that with the increase of cooling rate, the strengths are obviously increased.
Key words: high temperature titanium alloy; , heat treatment; microstructure; mechanical property
